General

  • Target

    da5b0c44c3c33a911038c54ec26d4357f48779b3562dd6afb16e51cd16547c5d

  • Size

    339KB

  • Sample

    221130-v5751sbb57

  • MD5

    e456517631e88d6c617afcaf827a95c9

  • SHA1

    6d8bd9818a2b5ea6b2f3ddd2453ae6df3cedac67

  • SHA256

    da5b0c44c3c33a911038c54ec26d4357f48779b3562dd6afb16e51cd16547c5d

  • SHA512

    d5d7c7b3639b421b146ef10c776b89eff927eb1af89c5d033f76c5341dc1a575ea830d2a6884a04ccbdef2edd24ac0311a4fff86329a5035adb31b9f3b843c5b

  • SSDEEP

    6144:qp3Fy+BoE7P9N6S29r3HwArJngn2lojvCe11qR:wVhF7P9Nz0r3Q+JNOvf1

Score
10/10

Malware Config

Extracted

Family

limerat

Attributes
  • aes_key

    IRj3SceatjDfweW/qMMw7g==

  • antivm

    true

  • c2_url

    https://pastebin.com/raw/p8Be8nNX

  • delay

    3

  • download_payload

    false

  • install

    true

  • install_name

    Windows Update.exe

  • main_folder

    UserProfile

  • pin_spread

    false

  • sub_folder

    \Windows\

  • usb_spread

    false

Targets

    • Target

      da5b0c44c3c33a911038c54ec26d4357f48779b3562dd6afb16e51cd16547c5d

    • Size

      339KB

    • MD5

      e456517631e88d6c617afcaf827a95c9

    • SHA1

      6d8bd9818a2b5ea6b2f3ddd2453ae6df3cedac67

    • SHA256

      da5b0c44c3c33a911038c54ec26d4357f48779b3562dd6afb16e51cd16547c5d

    • SHA512

      d5d7c7b3639b421b146ef10c776b89eff927eb1af89c5d033f76c5341dc1a575ea830d2a6884a04ccbdef2edd24ac0311a4fff86329a5035adb31b9f3b843c5b

    • SSDEEP

      6144:qp3Fy+BoE7P9N6S29r3HwArJngn2lojvCe11qR:wVhF7P9Nz0r3Q+JNOvf1

    Score
    10/10
    • LimeRAT

      Simple yet powerful RAT for Windows machines written in .NET.

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks