Analysis

  • max time kernel
    144s
  • max time network
    160s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 10:23

General

  • Target

    07630fdaf2da244b299084c2936c281d7c106a6952180d7bde6cff73a73922ad.exe

  • Size

    176KB

  • MD5

    2cc064f619ed4c2aaf687be2da3ddb49

  • SHA1

    1d90b344c99dcfee4427335b4b3af8844946ccf8

  • SHA256

    07630fdaf2da244b299084c2936c281d7c106a6952180d7bde6cff73a73922ad

  • SHA512

    d53192d3686fa1dc11f73ea3b9e8db46b7181bad0e94c544c23efdd3a00c6ea36bb5de96022347700abf0a0509e2742b1df4df269bed575362960f63548751a0

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 4 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\07630fdaf2da244b299084c2936c281d7c106a6952180d7bde6cff73a73922ad.exe
    "C:\Users\Admin\AppData\Local\Temp\07630fdaf2da244b299084c2936c281d7c106a6952180d7bde6cff73a73922ad.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1676
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:524
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\07630fdaf2da244b299084c2936c281d7c106a6952180d7bde6cff73a73922ad.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1268
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1680

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    f10f4eb1c44f6b48068abd81ebf7497d

    SHA1

    2adfcdc58b245c6a45574dbdbb5d5aa64ceeec8e

    SHA256

    2d58dd138c869b370c640608a1d5aec947346fe188acd8f6de4f277d2411dcf7

    SHA512

    072aed48b148a20878cec04c8043b2c3a084846b5092bc13e2d96cd213ab733887fbb15041f2628cc6be903c691c75b4e8bddc0956b41822eead15ee4ad8ef9c

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

    f10f4eb1c44f6b48068abd81ebf7497d

    SHA1

    2adfcdc58b245c6a45574dbdbb5d5aa64ceeec8e

    SHA256

    2d58dd138c869b370c640608a1d5aec947346fe188acd8f6de4f277d2411dcf7

    SHA512

    072aed48b148a20878cec04c8043b2c3a084846b5092bc13e2d96cd213ab733887fbb15041f2628cc6be903c691c75b4e8bddc0956b41822eead15ee4ad8ef9c

  • memory/524-60-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/1676-55-0x0000000076141000-0x0000000076143000-memory.dmp
    Filesize

    8KB

  • memory/1676-59-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB