Analysis

  • max time kernel
    150s
  • max time network
    159s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 20:47

General

  • Target

    9a2a8d85677aba13c8b287580601052c9156f7d37a8e8b9d9ba4c6453f048537.exe

  • Size

    320KB

  • MD5

    372aa07662fb5779c8bf16d46fb58acb

  • SHA1

    5b5bce07b669039db3b8738538fad9cd898a9807

  • SHA256

    9a2a8d85677aba13c8b287580601052c9156f7d37a8e8b9d9ba4c6453f048537

  • SHA512

    f958ce972fdaaa26da8ca810813146157ac8c4550fef2a79dfd4c2ae7a527108bb6bf5660bc3528bc6db53d6086d59dc87c542527288674faedbed6980a9dca8

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 IoCs
  • Executes dropped EXE 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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9a2a8d85677aba13c8b287580601052c9156f7d37a8e8b9d9ba4c6453f048537.exe
    "C:\Users\Admin\AppData\Local\Temp\9a2a8d85677aba13c8b287580601052c9156f7d37a8e8b9d9ba4c6453f048537.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3800
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1436
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\9a2a8d85677aba13c8b287580601052c9156f7d37a8e8b9d9ba4c6453f048537.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:776
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:4016

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    546387aaf41c39f38d23dcad1d0e9986

    SHA1

    5ff5e51f28497869594a1c53200681f4d2e8d08f

    SHA256

    e648d3a4d8c4826a4d0b083eac635dcffaefc63c505d1f03e1a1e6df96d630ef

    SHA512

    79bf267651a3da40b2f919a09e5dc6812aefa267b1e11f06162e207f44eb4331a59e00814f2db2be9d057988876ae2c5baf1481ea6865dcb1095e6084e55f9b6

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

    MD5

    546387aaf41c39f38d23dcad1d0e9986

    SHA1

    5ff5e51f28497869594a1c53200681f4d2e8d08f

    SHA256

    e648d3a4d8c4826a4d0b083eac635dcffaefc63c505d1f03e1a1e6df96d630ef

    SHA512

    79bf267651a3da40b2f919a09e5dc6812aefa267b1e11f06162e207f44eb4331a59e00814f2db2be9d057988876ae2c5baf1481ea6865dcb1095e6084e55f9b6