Analysis

  • max time kernel
    142s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 17:35

General

  • Target

    8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe

  • Size

    89KB

  • MD5

    6bdf4e5b35b4cc5d3d519edc67086d7f

  • SHA1

    38d25754e13a219d0d8b3d6d0eefed18ff81af99

  • SHA256

    8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb

  • SHA512

    75a49a6e9552408be36abd514f2ed5428ba5ecc2ba4da7ce53d29297862dfff58f94608d872104ecab7f1bbb6b388515a744724bde6cbef1bde27b7b219a723b

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\8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe
    "C:\Users\Admin\AppData\Local\Temp\8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3652
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:3028
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\8488070e530e8c3b187920318f13bdf8de0e58199aecd69057ff7e87d3fd25bb.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4444
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:4356

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    cb0da87ce9fff1438b2ea66ea66010f2

    SHA1

    cc4ea68a3d884a4a1e8cd5047099a0dc4860cc8c

    SHA256

    b57ff80ff7a9c6c9be228e4caf0fc419b146a633c8fe9aa75dcc374f1c2534f7

    SHA512

    844a1dea6c7a09408675d4e43bb77aedfd3a2d638841e6fd151a91d54892b5950ddf2436ff343ff2c6c0b3b69b2dda5bf1be195fb334a7c0ffe854b37706bd75

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

    MD5

    cb0da87ce9fff1438b2ea66ea66010f2

    SHA1

    cc4ea68a3d884a4a1e8cd5047099a0dc4860cc8c

    SHA256

    b57ff80ff7a9c6c9be228e4caf0fc419b146a633c8fe9aa75dcc374f1c2534f7

    SHA512

    844a1dea6c7a09408675d4e43bb77aedfd3a2d638841e6fd151a91d54892b5950ddf2436ff343ff2c6c0b3b69b2dda5bf1be195fb334a7c0ffe854b37706bd75