Analysis

  • max time kernel
    137s
  • max time network
    159s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 04:55

General

  • Target

    14053a307b20f60ee5a23bfe6a1b7db2f9c510609889443a0a3c9250e0b1e7c4.exe

  • Size

    92KB

  • MD5

    79fd3572f2d429099b795671a89a053d

  • SHA1

    9cd699611b96568075c9e9a309e5c6a0067a48ff

  • SHA256

    14053a307b20f60ee5a23bfe6a1b7db2f9c510609889443a0a3c9250e0b1e7c4

  • SHA512

    34d2aacab00ff5ee3710eb57ea5202695039069523646cb3cc2f18634b16b12b30240afd6d0d3709323317e71441fd55bd8e8ac9e2ed212fb243d7f514771419

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\14053a307b20f60ee5a23bfe6a1b7db2f9c510609889443a0a3c9250e0b1e7c4.exe
    "C:\Users\Admin\AppData\Local\Temp\14053a307b20f60ee5a23bfe6a1b7db2f9c510609889443a0a3c9250e0b1e7c4.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1684
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1524
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\14053a307b20f60ee5a23bfe6a1b7db2f9c510609889443a0a3c9250e0b1e7c4.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:396
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:956

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    38a231d90fd9b7dcbe2bc65a3db53ce9

    SHA1

    5b050c3375a69b398d22f1234f7d0258c02060f7

    SHA256

    86eaac29b19e60e5d9308d578b6af295d75baac51f7cdfe88b1c788392f47d71

    SHA512

    6a4663635440c08bdb81115f22869920d20e0692403ca2d631e477963a2d62089d6e5ae770b7d1b54748967a8eec8a0d1b43df82afbbc58ea2956bb3b1f21f4d

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

    MD5

    38a231d90fd9b7dcbe2bc65a3db53ce9

    SHA1

    5b050c3375a69b398d22f1234f7d0258c02060f7

    SHA256

    86eaac29b19e60e5d9308d578b6af295d75baac51f7cdfe88b1c788392f47d71

    SHA512

    6a4663635440c08bdb81115f22869920d20e0692403ca2d631e477963a2d62089d6e5ae770b7d1b54748967a8eec8a0d1b43df82afbbc58ea2956bb3b1f21f4d

  • memory/1684-55-0x0000000075AB1000-0x0000000075AB3000-memory.dmp

    Filesize

    8KB