Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 16:17

General

  • Target

    JaffaCakes118_27a929c376221c72dae86152bb970efd.exe

  • Size

    517KB

  • MD5

    27a929c376221c72dae86152bb970efd

  • SHA1

    2c53d1f801645d7cc59d5632926a45c0ecbade45

  • SHA256

    a601c8375a61908e22ec9d8f50e24a838c717b635cc39144f12aef34de10221d

  • SHA512

    10c56d07be32afe14c6ccba3c65465632ee5748ed337d89240b49a6a559ae4b622d43242acae494b6e3f9002756b557684cb6efb1c543fa1f93508e62fa01811

  • SSDEEP

    12288:0RfQn+w8EYiBlMkn5f9J105ko8T6csVeU:g4+wlYBsb3zNsh

Malware Config

Extracted

Family

sakula

C2

www.polarroute.com

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula family
  • Sakula payload 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27a929c376221c72dae86152bb970efd.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27a929c376221c72dae86152bb970efd.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3128
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:744
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27a929c376221c72dae86152bb970efd.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:1832
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:3644

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

    Filesize

    517KB

    MD5

    5513249212dbf81d55905a35198cb0c5

    SHA1

    7ae3bd892512653f43d7ea16d7a536c70b85513e

    SHA256

    ba59b46e06d828ad334d073df9ad2e4397efe22189d6775fb6322a6caf73c86e

    SHA512

    6bbb67a705fe47347adf3395cd4914ac27e0ab9e3092cc7c284ef190e1425acc0ac5af010be49e8badd24097e363a85f06c1a5ed54b11ba4ed47d395fdefb6cc

  • memory/744-18-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3128-0-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3128-9-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB