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General

  • Target

    5f569c72db9c31528daf2e907938b9bb711ea3a050efe5bf5d514dc962c5415c.exe

  • Size

    593KB

  • Sample

    240808-bnvntaxekk

  • MD5

    f74f2df998219d602185c46107329e82

  • SHA1

    a0f8eeb2e5c712e690923fdaf3b7cefc64f3d63e

  • SHA256

    5f569c72db9c31528daf2e907938b9bb711ea3a050efe5bf5d514dc962c5415c

  • SHA512

    b28e1eafefaf4f71666bf6c216c8672eb615a5e369bd913b85d99b2774df76ffaa489f145722a93f80f2afcb76eef40e62dcf246793bcf867d696487e9343a9f

  • SSDEEP

    12288:s2yqVxaEUU+U4J6eMt0LYrfZLpiBLpuexkO4G36F2nP:s2yqk++T6ewBrfl0Bsex36

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.blooming.com.my
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    THL191282

Targets

    • Target

      5f569c72db9c31528daf2e907938b9bb711ea3a050efe5bf5d514dc962c5415c.exe

    • Size

      593KB

    • MD5

      f74f2df998219d602185c46107329e82

    • SHA1

      a0f8eeb2e5c712e690923fdaf3b7cefc64f3d63e

    • SHA256

      5f569c72db9c31528daf2e907938b9bb711ea3a050efe5bf5d514dc962c5415c

    • SHA512

      b28e1eafefaf4f71666bf6c216c8672eb615a5e369bd913b85d99b2774df76ffaa489f145722a93f80f2afcb76eef40e62dcf246793bcf867d696487e9343a9f

    • SSDEEP

      12288:s2yqVxaEUU+U4J6eMt0LYrfZLpiBLpuexkO4G36F2nP:s2yqk++T6ewBrfl0Bsex36

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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