Analysis

  • max time kernel
    156s
  • max time network
    177s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 07:14

General

  • Target

    0e1f7a4593079a6edac8cb0e5e6a6808b153faaa9d02c49727c0e5490b4328e0.exe

  • Size

    92KB

  • MD5

    3ec4f774d1407d0acb5578c49ed1ea86

  • SHA1

    f920bb2c6079bb7a9dc65dd58672eac46c95cda7

  • SHA256

    0e1f7a4593079a6edac8cb0e5e6a6808b153faaa9d02c49727c0e5490b4328e0

  • SHA512

    0b74aea465a20cde46b04c5918935c366a1ffee9a3e35882ebc184af51ffa756bbf3eea7482e3c17b2d1817a413d4f8ebc29871a66c257804275a343a2019f23

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 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\0e1f7a4593079a6edac8cb0e5e6a6808b153faaa9d02c49727c0e5490b4328e0.exe
    "C:\Users\Admin\AppData\Local\Temp\0e1f7a4593079a6edac8cb0e5e6a6808b153faaa9d02c49727c0e5490b4328e0.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1612
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1248
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e1f7a4593079a6edac8cb0e5e6a6808b153faaa9d02c49727c0e5490b4328e0.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:752
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1432

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    a618acfc560bcbc05485e27b02dd80cb

    SHA1

    4e7bc30403f5183b7441feb8e687b45c92d48717

    SHA256

    3072fb8db79c547f1e05a94d28617dea855607f7548ef3f962ec90524b42fab9

    SHA512

    3916e3f63f58642fb53203260b86286dcca045197389b378a9becc24619b2d3c93d2775b09a474c789e9828fc6acf93fe5d7c5ea3d9e767fb8c639eabed68675

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

    MD5

    a618acfc560bcbc05485e27b02dd80cb

    SHA1

    4e7bc30403f5183b7441feb8e687b45c92d48717

    SHA256

    3072fb8db79c547f1e05a94d28617dea855607f7548ef3f962ec90524b42fab9

    SHA512

    3916e3f63f58642fb53203260b86286dcca045197389b378a9becc24619b2d3c93d2775b09a474c789e9828fc6acf93fe5d7c5ea3d9e767fb8c639eabed68675

  • memory/1612-55-0x00000000763F1000-0x00000000763F3000-memory.dmp

    Filesize

    8KB