Analysis

  • max time kernel
    120s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-09-2024 12:47

General

  • Target

    Virus.Autorun.ATA_virussign.com_c28098175997d42658cc962fddfa4d66.exe

  • Size

    92KB

  • MD5

    c28098175997d42658cc962fddfa4d66

  • SHA1

    3ff7792a3f7aef62db8f3e356c774a4eae0971e3

  • SHA256

    539e4310882605c47f0e625def8f057758df0a3072cb4d7a5894a5570c6aa3f0

  • SHA512

    c4967c12ece1848dce16bb4b0d4bb507429ed7d4c44d0b23f048110bf98adf98331d37dc12004195a51ab227c2343dcf4e640198554fba8feaaf6e823497157f

  • SSDEEP

    1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtr3:9bfVk29te2jqxCEtg30Bj

Malware Config

Extracted

Family

sakula

C2

www.savmpet.com

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula payload 1 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 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 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Virus.Autorun.ATA_virussign.com_c28098175997d42658cc962fddfa4d66.exe
    "C:\Users\Admin\AppData\Local\Temp\Virus.Autorun.ATA_virussign.com_c28098175997d42658cc962fddfa4d66.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:1044
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:2364
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\Virus.Autorun.ATA_virussign.com_c28098175997d42658cc962fddfa4d66.exe"
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:2896
      • 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:2992

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    92KB

    MD5

    a4c4d1adada6962becd6c50498764828

    SHA1

    06358200bc1390153478f32b62a97ee3e18d4f7e

    SHA256

    b447d8c125615d6573c1626194075af1b0075d7239c6357ab017e66ab3132e9e

    SHA512

    7bf57e6b331d40dc518221f4054301e766c996d5477d37c4cf153dd32417c707bb7089106cb759fc3dd81e95d065ec3d67147a01f5143b71870fb724143d3b72