Resubmissions

16-07-2024 21:58

240716-1vxjessaqm 10

General

  • Target

    FATALITY.exe

  • Size

    2.5MB

  • Sample

    240716-1vxjessaqm

  • MD5

    4320dae0d20c88ceb6f28b623a916dd2

  • SHA1

    c1218c51804a602115462ea8259578fdbb280468

  • SHA256

    441d4439cd72a239077d97895571804711356f1e1ded396c229635adf3c80ea4

  • SHA512

    ee32e90d021835d608d43d3ee6d2d107fcfb15fa174c179ed4ae7dd47ec0dd45baadd1c73158c73d5e4fd7b89f5925ae505a6df66bb81e9d5693216316622fcf

  • SSDEEP

    49152:U14vPsUk84QgsmsQgt/KOQtLvwnQ/7syEL+mZ1TxrYgHZfr2gsNS1zb9cVg1Z2U/:JPtmLgtTGTwQAyY3TdYCsI1zAgb27wh

Malware Config

Targets

    • Target

      FATALITY.exe

    • Size

      2.5MB

    • MD5

      4320dae0d20c88ceb6f28b623a916dd2

    • SHA1

      c1218c51804a602115462ea8259578fdbb280468

    • SHA256

      441d4439cd72a239077d97895571804711356f1e1ded396c229635adf3c80ea4

    • SHA512

      ee32e90d021835d608d43d3ee6d2d107fcfb15fa174c179ed4ae7dd47ec0dd45baadd1c73158c73d5e4fd7b89f5925ae505a6df66bb81e9d5693216316622fcf

    • SSDEEP

      49152:U14vPsUk84QgsmsQgt/KOQtLvwnQ/7syEL+mZ1TxrYgHZfr2gsNS1zb9cVg1Z2U/:JPtmLgtTGTwQAyY3TdYCsI1zAgb27wh

    • Detect Umbral payload

    • Umbral

      Umbral stealer is an opensource moduler stealer written in C#.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Drops file in Drivers directory

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v15

Tasks