Analysis

  • max time kernel
    110s
  • max time network
    108s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2024 07:34

General

  • Target

    8bcc8d8a9f44c63c45e3f05813c25014c1c06c31181f91b08d3432d210d06f76.exe

  • Size

    63KB

  • MD5

    dae1498fc77900d436e67fb25c5c0184

  • SHA1

    e4e8932804597bf4fa5f37c9cd32731ea2f65bb9

  • SHA256

    8bcc8d8a9f44c63c45e3f05813c25014c1c06c31181f91b08d3432d210d06f76

  • SHA512

    981a2025f43c8cc78d5d5eb9d9830bd6621fcc985c4477001139995e370286a7b7a57b8219d47b39f49dcecec54f018b0103591a2360392999c2aa3cc8f6cfa9

  • SSDEEP

    1536:zoxBP0D61Oj3+5FdOa52C8pdo95j6hZ2MzNDCkrO:0PPUj3+5FMIn8To94wa7O

Malware Config

Extracted

Family

sakula

C2

www.polarroute.com

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula family
  • Sakula payload 3 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8bcc8d8a9f44c63c45e3f05813c25014c1c06c31181f91b08d3432d210d06f76.exe
    "C:\Users\Admin\AppData\Local\Temp\8bcc8d8a9f44c63c45e3f05813c25014c1c06c31181f91b08d3432d210d06f76.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2316
    • 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:2696
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\8bcc8d8a9f44c63c45e3f05813c25014c1c06c31181f91b08d3432d210d06f76.exe"
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:2276
      • 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:1572

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    63KB

    MD5

    83c0f3e4180a98b666969883440d9f91

    SHA1

    8a83c9565f7154b65e94aa926718c11f8e7a0dc0

    SHA256

    60ec74cab9acbcd7ffb6db4a36238667cbe3a446420777995905314a9fa37557

    SHA512

    51c65448016371c49ed2b09414cec0335ca7ff8614faf6c0738eda5f59b1c7c5e5999cfc88399c13032dbb9dd3ad49534ad47531c7e2c68ac9d648d895c89e37

  • memory/2316-0-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2316-11-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2316-19-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2696-6-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2696-13-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB