Trojan.Win32.Sdum

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Spectating the Trojan.Win32.Sdum detection means that your computer is in big danger. This virus can correctly be identified as ransomware – sort of malware which encrypts your files and asks you to pay for their decryption. Deleteing it requires some peculiar steps that must be taken as soon as possible.
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Trojan.Win32.Sdum detection is a malware detection you can spectate in your computer. It usually appears after the provoking activities on your PC – opening the suspicious email, clicking the advertisement in the Web or setting up the program from dubious sources. From the moment it shows up, you have a short time to take action until it begins its harmful activity. And be sure – it is much better not to await these harmful effects.

What is Trojan.Win32.Sdum virus?

Trojan.Win32.Sdum is ransomware-type malware. It searches for the documents on your disk drives, ciphers it, and then asks you to pay the ransom for receiving the decryption key. Besides making your documents inaccessible, this virus additionally does a ton of harm to your system. It modifies the networking setups in order to avoid you from reading the removal tutorials or downloading the antivirus. In some cases, Trojan.Win32.Sdum can also stop the launching of anti-malware programs.

Trojan.Win32.Sdum Summary

In total, Trojan.Win32.Sdum ransomware activities in the infected system are next:

  • Sample contains Overlay data;
  • Authenticode signature is invalid;
  • Anomalous binary characteristics;
  • Ciphering the documents kept on the victim’s drives — so the victim cannot open these documents;
  • Blocking the launching of .exe files of anti-virus programs
  • Blocking the launching of installation files of security tools

Ransomware has actually been a horror story for the last 4 years. It is hard to imagine a more harmful virus for both individuals and corporations. The algorithms utilized in Trojan.Win32.Sdum (generally, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need a lot more time than our galaxy actually exists, and possibly will exist. However, that malware does not do all these terrible things immediately – it may require up to several hours to cipher all of your documents. Hence, seeing the Trojan.Win32.Sdum detection is a clear signal that you should start the elimination process.

Where did I get the Trojan.Win32.Sdum?

General ways of Trojan.Win32.Sdum spreading are typical for all other ransomware variants. Those are one-day landing websites where victims are offered to download and install the free app, so-called bait emails and hacktools. Bait e-mails are a pretty modern strategy in malware spreading – you receive the e-mail that simulates some routine notifications about shippings or bank service conditions updates. Within the email, there is a corrupted MS Office file, or a link which leads to the exploit landing page.

Malicious email spam

Malicious email message. This one tricks you to open the phishing website.

Preventing it looks fairly simple, but still demands tons of focus. Malware can hide in different places, and it is far better to stop it even before it gets into your system than to depend on an anti-malware program. Standard cybersecurity knowledge is just an essential item in the modern world, even if your relationship with a computer remains on YouTube videos. That can save you a lot of money and time which you would certainly spend while searching for a solution.

Trojan.Win32.Sdum malware technical details

File Info:

name: 2A4F890F1340D9A91F2A.mlw
path: /opt/CAPEv2/storage/binaries/ab2e655182b5d14f698dcb0a093bf2d6215bf9e622d1f9c728651089f3ac15b6
crc32: 2EC48324
md5: 2a4f890f1340d9a91f2a94c536eeb055
sha1: f5bb66e71f88a0db236dfd6f6c74573f3a16d9c0
sha256: ab2e655182b5d14f698dcb0a093bf2d6215bf9e622d1f9c728651089f3ac15b6
sha512: 49c108004e3a9fdff86ca83e9620ceeb5072600f814ddab89c5fe5928675c61f998ad8deb0ec0e4158031ef7f218fd3e77e68ba7fa1cd2d56096b8ae51ae082c
ssdeep: 49152:MW7y7G7y7W7y7G7y7W7y7G7y7W7y7G7y7W7y7f:MWm7Gm7Wm7Gm7Wm7Gm7Wm7Gm7Wm7f
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1F895D816F760941AF54280B53969E2BBB91A2D721581EC03FB826F5938B46D3F4F4F0B
sha3_384: 778a8003d27a37631a047b63e0425715d5883c145b507f3169f9d7d44fa89c7545b339da6d904bd01f8331b7dfbe2fff
ep_bytes: 00000000000000000000000000134000
timestamp: 2008-11-16 03:29:47

Version Info:

0: [No Data]

Trojan.Win32.Sdum also known as:

BkavW32.AIDetect.malware1
MicroWorld-eScanTrojan.GenericKDZ.91506
FireEyeGeneric.mg.2a4f890f1340d9a9
ALYacTrojan.GenericKDZ.91506
CylanceUnsafe
VIPRETrojan.GenericKD.50234818
SangforSuspicious.Win32.Save.vb
K7AntiVirusTrojan ( 0058d9111 )
BitDefenderTrojan.GenericKDZ.91506
K7GWTrojan ( 0058d9111 )
Cybereasonmalicious.f1340d
BaiduWin32.Trojan.Otfrem.b
CyrenW32/Barys.AU.gen!Eldorado
SymantecML.Attribute.HighConfidence
Elasticmalicious (high confidence)
ESET-NOD32a variant of Win32/Otfrem.C
CynetMalicious (score: 100)
APEXMalicious
ClamAVWin.Malware.Otfrem-9938522-0
KasperskyHEUR:Trojan.Win32.Sdum.gen
NANO-AntivirusTrojan.Win32.Autoruner.jknepr
RisingTrojan.Generic@AI.100 (RDML:6mMV67nlqH3Fi7iDzAGAIg)
Ad-AwareTrojan.GenericKDZ.91506
SophosMal/Generic-S
DrWebWin32.HLLW.Autoruner.48319
ZillyaTrojan.Otfrem.Win32.29
TrendMicroTROJ_GEN.R03BC0PI322
McAfee-GW-EditionBehavesLike.Win32.Generic.tm
Trapminemalicious.moderate.ml.score
EmsisoftTrojan.GenericKDZ.91506 (B)
IkarusVirus.Win32.Otfrem
AviraTR/Patched.Ren.Gen2
Antiy-AVLTrojan/Generic.ASMalwS.6D2D
MicrosoftTrojan:Win32/Wacatac.B!ml
ZoneAlarmHEUR:Trojan.Win32.Sdum.gen
GDataTrojan.GenericKDZ.91506
GoogleDetected
McAfeeGenericRXRN-XL!2A4F890F1340
MAXmalware (ai score=88)
VBA32Trojan.Otfrem
MalwarebytesRansom.Agent.ED
TrendMicro-HouseCallTROJ_GEN.R03BC0PI322
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Malware.121218.susgen
FortinetW32/Barys.AU!tr
BitDefenderThetaGen:NN.ZevbaF.34646.imW@aq1xs8f
AVGWin32:Evo-gen [Trj]
AvastWin32:Evo-gen [Trj]
CrowdStrikewin/malicious_confidence_100% (W)

How to remove Trojan.Win32.Sdum?

Trojan.Win32.Sdum malware is extremely difficult to eliminate by hand. It puts its documents in multiple locations throughout the disk, and can recover itself from one of the elements. Furthermore, various changes in the registry, networking settings and Group Policies are fairly hard to locate and revert to the original. It is far better to make use of a special app – exactly, an anti-malware app. GridinSoft Anti-Malware will fit the most ideal for virus removal purposes.

Why GridinSoft Anti-Malware? It is pretty light-weight and has its databases updated nearly every hour. Additionally, it does not have such problems and exposures as Microsoft Defender does. The combination of these facts makes GridinSoft Anti-Malware perfect for removing malware of any form.

Remove the viruses with GridinSoft Anti-Malware

  • Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
  • Gridinsoft Anti-Malware during the scan process

  • Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
  • GridinSoft Anti-Malware scan results

  • When the scan is over, you may choose the action for each detected virus. For all files of [SHORT_NAME] the default option is “Delete”. Press “Apply” to finish the malware removal.
  • GridinSoft Anti-Malware - After Cleaning
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About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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