Analysis

  • max time kernel
    155s
  • max time network
    167s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 10:43

General

  • Target

    06486575c1c6905449157011a92a56332f44abd24d1a1ecf8c0f86114f88cb5d.exe

  • Size

    216KB

  • MD5

    1e50c02f29adf6d9f56efbf169d1b597

  • SHA1

    23f818b81b9a6829959bb2f7a54a42dd85fd5ab3

  • SHA256

    06486575c1c6905449157011a92a56332f44abd24d1a1ecf8c0f86114f88cb5d

  • SHA512

    dea239a77dc8805957c35ddddeda5509d40aefaf3317a7b3d67e774e27de36c576e476066f59159e3cb99c0e53b79a5bf660bd50c7ed9fa49bffc26cabc9af63

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\06486575c1c6905449157011a92a56332f44abd24d1a1ecf8c0f86114f88cb5d.exe
    "C:\Users\Admin\AppData\Local\Temp\06486575c1c6905449157011a92a56332f44abd24d1a1ecf8c0f86114f88cb5d.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1656
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1764
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\06486575c1c6905449157011a92a56332f44abd24d1a1ecf8c0f86114f88cb5d.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:856
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1552

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    fa54614716518e17153be12400aeede2

    SHA1

    442f97afcbb395017749ffd526ff76d4f9c45f9e

    SHA256

    86a090300af6580ab9c05adac619cfcc0799b4591cfcc62d6f6f603c37256b57

    SHA512

    aa62e9243a07caa9000462292d36de17413c44262bc5a3107b6f9f8f7f50af47f7a35f80388eb202d0dedbf5fd54de28949466b9a369388fedfc0ae2795465ea

  • \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    fa54614716518e17153be12400aeede2

    SHA1

    442f97afcbb395017749ffd526ff76d4f9c45f9e

    SHA256

    86a090300af6580ab9c05adac619cfcc0799b4591cfcc62d6f6f603c37256b57

    SHA512

    aa62e9243a07caa9000462292d36de17413c44262bc5a3107b6f9f8f7f50af47f7a35f80388eb202d0dedbf5fd54de28949466b9a369388fedfc0ae2795465ea

  • memory/1656-54-0x0000000075D51000-0x0000000075D53000-memory.dmp
    Filesize

    8KB

  • memory/1656-58-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/1764-59-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB