General

  • Target

    8445636171.zip

  • Size

    918KB

  • Sample

    221121-snj1raae8y

  • MD5

    f5fee7b9fb4001e27b37a6cd71e0c2d9

  • SHA1

    106c3082ce4fc25e35db90d6bb713a197edfdfa3

  • SHA256

    06b5a28f7b3cea3dbb9448342adde2d08c92306d138dcbdae732a80be2da8377

  • SHA512

    0c4060ba8a4c7dbaa52d8c3dbd126e429afbec71194257cdbb8b2b31dbb68933d1e79ffe6d367c78bd407020df32c6ee9973c87a2415f0779549f5643d02dd49

  • SSDEEP

    24576:+ByA68OkLm+/h1o3Pj2cNm0KbdjShlBrI94lcZvP9MGxgMN92Cw:+ByAyGJ/UqT0Kb1Shl9IKclaGxd727

Malware Config

Targets

    • Target

      068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06

    • Size

      1.1MB

    • MD5

      01dfe50d975f4480c60858fd4f8602f0

    • SHA1

      6e9ef13931e96680201624b7d55b71c1aa2b87f5

    • SHA256

      068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06

    • SHA512

      6e2a6620e9ef970350ad1d815bf980575ec3a31d0f984f9a8e15650cc816048e40a914f5f452a12152855cc144309a1c4b19ef800f855c010aca94b0da78c9b2

    • SSDEEP

      24576:TVnc4FOBpGtVozfzAXKsponDp8w0bk9kDaTl7L:JnRFCGtVoDaKLF8Lkqcl7L

    • MassLogger

      Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

    • MassLogger Main payload

    • Checks computer location settings

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

    • 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 Matrix ATT&CK v6

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Tasks