General

  • Target

    cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe

  • Size

    543KB

  • Sample

    241010-crbksazhml

  • MD5

    94127a1ca4898c0e04e79ecea0e05b50

  • SHA1

    ea69723e32956765d179fbe60cf2221d6d35c679

  • SHA256

    cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad

  • SHA512

    0a1739e0b3381fde73438e3bb7cf395233d0b19efb74c7c39fed3b5261128cec8d13eb925ca3de3ecbc1a274b524552b607068b2c5418deda615066f4a577257

  • SSDEEP

    12288:rOSf8bQbp898xpDVO0j/Zljlx91d1q9jt0p0oIR1PhY:rOIpTpDo0zvhT1d1q9jtQ1IRQ

Malware Config

Targets

    • Target

      cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad.exe

    • Size

      543KB

    • MD5

      94127a1ca4898c0e04e79ecea0e05b50

    • SHA1

      ea69723e32956765d179fbe60cf2221d6d35c679

    • SHA256

      cb1e4d0356aed5ebf2a071bb937acc7c5fed8188b2d3abbce27b6d0761b1a0ad

    • SHA512

      0a1739e0b3381fde73438e3bb7cf395233d0b19efb74c7c39fed3b5261128cec8d13eb925ca3de3ecbc1a274b524552b607068b2c5418deda615066f4a577257

    • SSDEEP

      12288:rOSf8bQbp898xpDVO0j/Zljlx91d1q9jt0p0oIR1PhY:rOIpTpDo0zvhT1d1q9jtQ1IRQ

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Command and Scripting Interpreter: PowerShell

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

    • Checks computer location settings

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

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks