Analysis

  • max time kernel
    117s
  • max time network
    160s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    30-01-2022 22:51

General

  • Target

    d2a627abb4e73e3e0b479e4da45c10751992f5c438aa10b18a7a94e2481e1828.exe

  • Size

    79KB

  • MD5

    aca2756917024c859d1f13ca1cdcb843

  • SHA1

    eb95ecbf4e382aba4fd02862dfcb69a2a839324d

  • SHA256

    d2a627abb4e73e3e0b479e4da45c10751992f5c438aa10b18a7a94e2481e1828

  • SHA512

    d2437eb2a47fb2671a16be8e0cd74f6aa77b7548eccd768b9f0b16b19e080eb462d73ddf967d0da0735bf5b2e8a2819185092efc1c789fd18116cb615f081dda

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 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\d2a627abb4e73e3e0b479e4da45c10751992f5c438aa10b18a7a94e2481e1828.exe
    "C:\Users\Admin\AppData\Local\Temp\d2a627abb4e73e3e0b479e4da45c10751992f5c438aa10b18a7a94e2481e1828.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:956
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1636
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\d2a627abb4e73e3e0b479e4da45c10751992f5c438aa10b18a7a94e2481e1828.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1152
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1516

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    c4174d775dd100719e34e09f4aa2bad7

    SHA1

    6539e967546bc53efe0667b0f58639cbaf9c0f94

    SHA256

    269445f0773e701a303321bd7fee48e8af7d9524862275f12e098954cae4c784

    SHA512

    bfea1c6d7586d9ec9f67ffe0b0fed68d943dd22c54140286e5d50c770250fd04b32e9d1faaa7acb803e7137eadd34ca0d6be4b16a2ed5da2936569fed0918910

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

    MD5

    c4174d775dd100719e34e09f4aa2bad7

    SHA1

    6539e967546bc53efe0667b0f58639cbaf9c0f94

    SHA256

    269445f0773e701a303321bd7fee48e8af7d9524862275f12e098954cae4c784

    SHA512

    bfea1c6d7586d9ec9f67ffe0b0fed68d943dd22c54140286e5d50c770250fd04b32e9d1faaa7acb803e7137eadd34ca0d6be4b16a2ed5da2936569fed0918910

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

    MD5

    c4174d775dd100719e34e09f4aa2bad7

    SHA1

    6539e967546bc53efe0667b0f58639cbaf9c0f94

    SHA256

    269445f0773e701a303321bd7fee48e8af7d9524862275f12e098954cae4c784

    SHA512

    bfea1c6d7586d9ec9f67ffe0b0fed68d943dd22c54140286e5d50c770250fd04b32e9d1faaa7acb803e7137eadd34ca0d6be4b16a2ed5da2936569fed0918910

  • memory/956-55-0x0000000076B81000-0x0000000076B83000-memory.dmp

    Filesize

    8KB