Analysis

  • max time kernel
    136s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 06:04

General

  • Target

    10f92fc82c4e205ae9a07b49793825556e82a131e1e0b8f55fa9e66f061f5b8f.exe

  • Size

    92KB

  • MD5

    19b96b1f196c372be09c209cf92d6ec8

  • SHA1

    813f23b80e8b04d60f3c762f6fdafc0cdf6b4b86

  • SHA256

    10f92fc82c4e205ae9a07b49793825556e82a131e1e0b8f55fa9e66f061f5b8f

  • SHA512

    02643f120608c0b33c7d875cb7aaa3d00ade547d6286e09f9c78f125167f0c2d23881ecbb0a4889f4c841febe6e387202eceb445fd3fd8b832353e477ceba5f9

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\10f92fc82c4e205ae9a07b49793825556e82a131e1e0b8f55fa9e66f061f5b8f.exe
    "C:\Users\Admin\AppData\Local\Temp\10f92fc82c4e205ae9a07b49793825556e82a131e1e0b8f55fa9e66f061f5b8f.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1488
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1656
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\10f92fc82c4e205ae9a07b49793825556e82a131e1e0b8f55fa9e66f061f5b8f.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:780
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:288

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    227a15da7aa51c110c8d9fcb3e91f8d4

    SHA1

    4b82e5c41e35667489ec41ef9fbe63c924ac5e3e

    SHA256

    85378112b840ae3c28801e9ea3857a06bb215428d600c8334dbafc25181694b1

    SHA512

    d676672f3c8744cc41ed3c3715f864d84b1d573b11d4124fcd8844b3158d63afbfa7d754c3be17f0d6e75e42a3df98ec5d96852b991e7cb43a413497e74006cf

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

    MD5

    227a15da7aa51c110c8d9fcb3e91f8d4

    SHA1

    4b82e5c41e35667489ec41ef9fbe63c924ac5e3e

    SHA256

    85378112b840ae3c28801e9ea3857a06bb215428d600c8334dbafc25181694b1

    SHA512

    d676672f3c8744cc41ed3c3715f864d84b1d573b11d4124fcd8844b3158d63afbfa7d754c3be17f0d6e75e42a3df98ec5d96852b991e7cb43a413497e74006cf

  • memory/1488-54-0x0000000075D51000-0x0000000075D53000-memory.dmp

    Filesize

    8KB