Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-09-2024 17:55

General

  • Target

    2770111e9c78bdad80466d60982f0d3f576e051dc8c566d504a1c59cce0a33d0.exe

  • Size

    150KB

  • MD5

    6e092b58c6215f860f0255f3fb5f2f83

  • SHA1

    3bb49785892deafff5c8ee6b05c95aa17466d3f2

  • SHA256

    2770111e9c78bdad80466d60982f0d3f576e051dc8c566d504a1c59cce0a33d0

  • SHA512

    2547341fe729b7b9344b65c9b093ab067fd9b0f7108a9d5c2f94724ddd7a09998f95185b65b5edfc6f3cd160f05332c89b870ca89ce9d5c1372f406855468a1a

  • SSDEEP

    3072:H29DkEGRQixVSjLLJ30BWPOt5dQw+hyuGDInwM:H29qRfVSnt30Bbt+IhDFM

Malware Config

Extracted

Family

sakula

C2

www.polarroute.com

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula payload 6 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\2770111e9c78bdad80466d60982f0d3f576e051dc8c566d504a1c59cce0a33d0.exe
    "C:\Users\Admin\AppData\Local\Temp\2770111e9c78bdad80466d60982f0d3f576e051dc8c566d504a1c59cce0a33d0.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:3144
    • 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:4120
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\2770111e9c78bdad80466d60982f0d3f576e051dc8c566d504a1c59cce0a33d0.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:3936
      • 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:624

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    150KB

    MD5

    6e453c440a3d4374ecd551f762cc866d

    SHA1

    5652cf93ee3b62dccc7bde0dca6abf873745c713

    SHA256

    8b0497772ec73b977011f2273aa657a864304b4f9c22dbf7ba5838311b3d9c69

    SHA512

    894349ed06cc91bb3790d44cda5cb061015fca8539b126da490d561d908fe0b98708de052895dab7a59f84c3d2d928b2811c3db189e7e4d9aafc8186469a800e

  • memory/3144-0-0x00000000000D0000-0x00000000000FF000-memory.dmp

    Filesize

    188KB

  • memory/3144-6-0x00000000000D0000-0x00000000000FF000-memory.dmp

    Filesize

    188KB

  • memory/3144-8-0x00000000000D0000-0x00000000000FF000-memory.dmp

    Filesize

    188KB

  • memory/4120-5-0x00000000001D0000-0x00000000001FF000-memory.dmp

    Filesize

    188KB

  • memory/4120-7-0x00000000001D0000-0x00000000001FF000-memory.dmp

    Filesize

    188KB