Analysis

  • max time kernel
    141s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 07:29

General

  • Target

    0d7621e4679f7badc6c53a41de6bf7ffd41b12eace63a34eeda8672fe24da202.exe

  • Size

    116KB

  • MD5

    c59a6f49ee75bcb4de30e5bc981c4cf6

  • SHA1

    5f71113b9c6bda114f46d4e7a8a4ac45f8d4aa7c

  • SHA256

    0d7621e4679f7badc6c53a41de6bf7ffd41b12eace63a34eeda8672fe24da202

  • SHA512

    d252ada3fdcad5f6e3a983bfccce91ec9cf503451f8d91066b48129a037e65005eed3cea374f436ed6f5c7798b7b50580f39d0d3d8ff336d30786bc2dc2219fe

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 4 IoCs
  • suricata: ET MALWARE SUSPICIOUS UA (iexplore)

    suricata: ET MALWARE SUSPICIOUS UA (iexplore)

  • suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

    suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 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). Likely ransomware behaviour.

  • 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\0d7621e4679f7badc6c53a41de6bf7ffd41b12eace63a34eeda8672fe24da202.exe
    "C:\Users\Admin\AppData\Local\Temp\0d7621e4679f7badc6c53a41de6bf7ffd41b12eace63a34eeda8672fe24da202.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1588
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1280
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d7621e4679f7badc6c53a41de6bf7ffd41b12eace63a34eeda8672fe24da202.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:744
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:948

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    c5149566c76c738ab4cdf511bf20cbbc

    SHA1

    229dd2c8e23977ddac2722b303fcf26633076dc3

    SHA256

    8ff77b2db1d4629f6af7073c054fb35b4cb7caa683a5dd459e45179df1085403

    SHA512

    2181cff6ef83e34d7b85b18d6a72cbd5b6f66a81c8f7b06bb4176d711fa52b2b1d289a12446f2de15c42ff85f18e8286e399dc989839852659ff3db772fb7061

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

    MD5

    c5149566c76c738ab4cdf511bf20cbbc

    SHA1

    229dd2c8e23977ddac2722b303fcf26633076dc3

    SHA256

    8ff77b2db1d4629f6af7073c054fb35b4cb7caa683a5dd459e45179df1085403

    SHA512

    2181cff6ef83e34d7b85b18d6a72cbd5b6f66a81c8f7b06bb4176d711fa52b2b1d289a12446f2de15c42ff85f18e8286e399dc989839852659ff3db772fb7061

  • memory/1280-60-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1588-55-0x0000000075801000-0x0000000075803000-memory.dmp

    Filesize

    8KB

  • memory/1588-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB