Analysis

  • max time kernel
    146s
  • max time network
    148s
  • 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, 14:29

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:1428
    • 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:3152
    • 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:2960
      • 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:1592

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    150KB

    MD5

    0e46f944728de7040f5c11142474d6f0

    SHA1

    44a4d4c37a2dfdb176bf4a565fa280facc908d04

    SHA256

    b4da69336280cc7061505676b197ced2d4a42b7f5a7082f39ab79cd2597d5ebb

    SHA512

    3ec2b16884d583d1a3e6629ed34505f5bdac435d51d60865e8b9eb26062e695b079935c444ab712b5efb009eba7d660cf031892465208224c820fb5062c76167

  • memory/1428-0-0x0000000000BE0000-0x0000000000C0F000-memory.dmp

    Filesize

    188KB

  • memory/1428-6-0x0000000000BE0000-0x0000000000C0F000-memory.dmp

    Filesize

    188KB

  • memory/1428-8-0x0000000000BE0000-0x0000000000C0F000-memory.dmp

    Filesize

    188KB

  • memory/3152-5-0x0000000000A80000-0x0000000000AAF000-memory.dmp

    Filesize

    188KB

  • memory/3152-7-0x0000000000A80000-0x0000000000AAF000-memory.dmp

    Filesize

    188KB