MALICIOUS — e8bdda20916b42f731ae31130a15f60a664f1947b519190a29a9db6a79645436

MALICIOUS — e8bdda20916b42f731ae31130a15f60a664f1947b519190a29a9db6a79645436 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (93/100), attributed to the Uztuby family. 5 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: e8bdda20916b42f731ae31130a15f60a664f1947b519190a29a9db6a79645436
• SHA-1: 3d8a2d501e06a0dcece645d8f608af20712f3a37
• MD5: d4a8d50a74decb7b35a63ad2df498577
• imphash: fcf1390e9ce472c7270447fc5c61a0c1
• ssdeep: 49152:SbA3tLuRshXwDTMk3e7BEBcEaYM6o40ewIWMpKVjXzCCjmc:SbuCRshXwPMkbBcELeKIV5mc
• TLSH: T1705ECF55C2AA5A32DBFCB25C5C33849E3AFAD896603D4C504A87B73F10591974B3223B
• Submitted as: e8bdda20916b42f731ae31130a15f60a664f1947b519190a29a9db6a79645436
• File type: pe · Size: 3010280 bytes
• Verdict: malicious (93/100) · Family: Uztuby

Detections (5 of 55 engines)

• capa (capabilities): capability:execution/powershell
• ClamAV (daily): Win.Malware.Uztuby-9848412-0
• ESET: IIS_Group07_IISpy
• Microsoft Defender: Backdoor:MSIL/DCRat!rfn
• Kaspersky (KVRT): HEUR:Backdoor.MSIL.LightStone.gen

MITRE ATT&CK

• T1059.001

Why this verdict

The malicious score of 93/100 is the fusion of 3 weighted signals:

• ClamAV (daily) flagged Win.Malware.Uztuby-9848412-0 (rule Win.Malware.Uztuby-9848412-0) - engine signal, weight 0.90, confidence 0.95
• execute via PowerShell (rule execute via PowerShell) - capa signal, weight 0.40, confidence 0.80
• ESET flagged IIS_Group07_IISpy (rule IIS_Group07_IISpy) - engine signal, weight 0.35, confidence 0.70

Dynamic analysis

No runtime behaviour was captured for this sample, so the analysis above is static only. That is a limit of this run rather than evidence the sample does nothing.

Embedded URLs

• http://schemas.microsoft.com/SMI/2005/WindowsSettings

Embedded domains

• to9.uk
• schemas.microsoft.com
• d.es

File paths

• D:\Projects\WinRAR\sfx\build\sfxrar32\Release\sfxrar.pdb
• T:\:d:l:t:
• C:\ReviewSessionBrokerperfDhcp\ReviewSessionBrokerperfDhcpFontdhcp.exe

More Uztuby samples · Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report