General

  • Target

    Client.exe

  • Size

    158KB

  • Sample

    241207-nbes2swjcj

  • MD5

    8e5fd3ee0899fc9a9e6e1993d691f716

  • SHA1

    aba5b08e33095a5ddb68724ebf87387f885e9e23

  • SHA256

    b1bfae1daeb208604bf823a4e5e26092c6d7abdf3b1b7e702480ecbaccf76c7f

  • SHA512

    f2e46d47fd90405d1135f942d8db095d7a72f33c055d5be8e6ed92ec456cf93d855e62f32098cff29adb3e301f73be437ee4c1dd2f43476cc7e4c49aa276dad8

  • SSDEEP

    3072:5bzsH+0OoCthfbEFtbcfjF45gjryKKqH6JY2doszEmQotEPPcfP5OO8Y:5bzse0ODhTEPgnjuIJzo+PPcfP5B8

Malware Config

Extracted

Family

arrowrat

Botnet

Client

C2

geomapgg-48038.portmap.host:14679

Mutex

YgwnMAThk

Targets

    • Target

      Client.exe

    • Size

      158KB

    • MD5

      8e5fd3ee0899fc9a9e6e1993d691f716

    • SHA1

      aba5b08e33095a5ddb68724ebf87387f885e9e23

    • SHA256

      b1bfae1daeb208604bf823a4e5e26092c6d7abdf3b1b7e702480ecbaccf76c7f

    • SHA512

      f2e46d47fd90405d1135f942d8db095d7a72f33c055d5be8e6ed92ec456cf93d855e62f32098cff29adb3e301f73be437ee4c1dd2f43476cc7e4c49aa276dad8

    • SSDEEP

      3072:5bzsH+0OoCthfbEFtbcfjF45gjryKKqH6JY2doszEmQotEPPcfP5OO8Y:5bzse0ODhTEPgnjuIJzo+PPcfP5B8

    • ArrowRat

      Remote access tool with various capabilities first seen in late 2021.

    • Arrowrat family

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks