Analysis

  • max time kernel
    156s
  • max time network
    174s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 04:14

General

  • Target

    15bd9db794e940a53f7974e86222882398eb6341b57f6b734ebab43ef424f2b6.exe

  • Size

    92KB

  • MD5

    8c462ae510f799b1f7addce90c1d4fb8

  • SHA1

    590d8644258967d3a182a466c4554becb9597635

  • SHA256

    15bd9db794e940a53f7974e86222882398eb6341b57f6b734ebab43ef424f2b6

  • SHA512

    75fdbb9fc4019dbf3a61cc662f07c3d500c4596b143f7f106776ef74b5233853acacda25638b0cae84d01391dbc6598a84e0731e519a11f287dc7256b5c10c5b

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\15bd9db794e940a53f7974e86222882398eb6341b57f6b734ebab43ef424f2b6.exe
    "C:\Users\Admin\AppData\Local\Temp\15bd9db794e940a53f7974e86222882398eb6341b57f6b734ebab43ef424f2b6.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1180
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1204
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15bd9db794e940a53f7974e86222882398eb6341b57f6b734ebab43ef424f2b6.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1408
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:364

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    336b94ef904f6948cdf1f2fce5367e82

    SHA1

    7ff0bebcc3eb79f767d8462c38b82e1cc72588e5

    SHA256

    c6f6a5cb7e47c754fbefdee3a9f532f5f474b40647d3446f2a3023088a9913bd

    SHA512

    eae74fd778ec0909f9d360758faf2517baa485869d3f3a6b7f2908a76eeccd520fd3352eb6fd787ca66ccd28d2d53e186ecea268a0cd35e0b233cbc03fd2ac03

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

    MD5

    336b94ef904f6948cdf1f2fce5367e82

    SHA1

    7ff0bebcc3eb79f767d8462c38b82e1cc72588e5

    SHA256

    c6f6a5cb7e47c754fbefdee3a9f532f5f474b40647d3446f2a3023088a9913bd

    SHA512

    eae74fd778ec0909f9d360758faf2517baa485869d3f3a6b7f2908a76eeccd520fd3352eb6fd787ca66ccd28d2d53e186ecea268a0cd35e0b233cbc03fd2ac03

  • memory/1180-55-0x0000000075831000-0x0000000075833000-memory.dmp

    Filesize

    8KB