Analysis

  • max time kernel
    151s
  • max time network
    165s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 11:08

General

  • Target

    053e7f8f1a6b0d0dd421724b5f1457f77a540b25a3993a4d60da104bf35e0af9.exe

  • Size

    150KB

  • MD5

    3eec723e3763cfef6ed6e2ecfddbf48d

  • SHA1

    cd16fd3cce1f87909d97001bbb36d6dee3ab0be1

  • SHA256

    053e7f8f1a6b0d0dd421724b5f1457f77a540b25a3993a4d60da104bf35e0af9

  • SHA512

    344984ddada8264bfdb186720923bd22b45edd8371dd70325713c212c1a22a09081a7f5caa6035c845e6c23553417973543ba1c4c3dfb537d4fd7fb50ce85c7f

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 IoCs
  • 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\053e7f8f1a6b0d0dd421724b5f1457f77a540b25a3993a4d60da104bf35e0af9.exe
    "C:\Users\Admin\AppData\Local\Temp\053e7f8f1a6b0d0dd421724b5f1457f77a540b25a3993a4d60da104bf35e0af9.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1100
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:460
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\053e7f8f1a6b0d0dd421724b5f1457f77a540b25a3993a4d60da104bf35e0af9.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1172
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1204

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    78d1cf28da139ddfe4fb206b6644cbea

    SHA1

    f5cc1f02b52dbdb24503985f83b386eb4988deb5

    SHA256

    09d497d821023b53b58ec807891b66a8a29b7cb347a60f6762278c07841e88f8

    SHA512

    c1294983cd6f16fcd7ce1395443dbca29f4576239eec1c2d2f50766c682c504b8c6e35079911af0f7f74981b9d6a355edff06a848f41bc040b1c584188e5ee83

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

    78d1cf28da139ddfe4fb206b6644cbea

    SHA1

    f5cc1f02b52dbdb24503985f83b386eb4988deb5

    SHA256

    09d497d821023b53b58ec807891b66a8a29b7cb347a60f6762278c07841e88f8

    SHA512

    c1294983cd6f16fcd7ce1395443dbca29f4576239eec1c2d2f50766c682c504b8c6e35079911af0f7f74981b9d6a355edff06a848f41bc040b1c584188e5ee83

  • memory/1100-54-0x0000000075AB1000-0x0000000075AB3000-memory.dmp
    Filesize

    8KB