General

  • Target

    Tender INP-19472.jpg.lnk

  • Size

    2KB

  • Sample

    240131-mwnq1sccdn

  • MD5

    c5b1207624c215d286c55e9c26b076a4

  • SHA1

    511d995a0de5291d3da99232e9789d400c80a46d

  • SHA256

    e2b2dd05d9052c5af5d376482346ceb7d01654fd395344ae59533a761c792749

  • SHA512

    9a68741221022247f034a1104fe1f70d62e6e0e58ac6039dc992c689a1954721f778cb02e0eb7106f4de238619655c0accb5f4fa11a82efcb73d0b437fa3562a

Malware Config

Targets

    • Target

      Tender INP-19472.jpg.lnk

    • Size

      2KB

    • MD5

      c5b1207624c215d286c55e9c26b076a4

    • SHA1

      511d995a0de5291d3da99232e9789d400c80a46d

    • SHA256

      e2b2dd05d9052c5af5d376482346ceb7d01654fd395344ae59533a761c792749

    • SHA512

      9a68741221022247f034a1104fe1f70d62e6e0e58ac6039dc992c689a1954721f778cb02e0eb7106f4de238619655c0accb5f4fa11a82efcb73d0b437fa3562a

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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