Analysis

  • max time kernel
    142s
  • max time network
    159s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 09:28

General

  • Target

    09f678c4fa3a8fe058d82729e176c055c8e4b2f82e322445923aa08d1274d204.exe

  • Size

    151KB

  • MD5

    d5f44d4757a0ca579bd35ab40633aa29

  • SHA1

    5ac6874123a0bba1273aff2de9bd913ed29689e2

  • SHA256

    09f678c4fa3a8fe058d82729e176c055c8e4b2f82e322445923aa08d1274d204

  • SHA512

    2788a15aca9382be9df469fc5296571e41f4f3504368e1f919fc822900b8a2d06dde8d46bb448ca40f6fcce7e877d8c6e00c28f77bff78ed8933d8166e3b4317

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\09f678c4fa3a8fe058d82729e176c055c8e4b2f82e322445923aa08d1274d204.exe
    "C:\Users\Admin\AppData\Local\Temp\09f678c4fa3a8fe058d82729e176c055c8e4b2f82e322445923aa08d1274d204.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:648
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\09f678c4fa3a8fe058d82729e176c055c8e4b2f82e322445923aa08d1274d204.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1204
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1792

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    7dc82730c170e1d321031aaa5ab5cbb3

    SHA1

    82070eaf116a470f48117f4426bfb61e7c3f6555

    SHA256

    5f2497c010ad33e07975b22cc4e4bd63c50f7d0e27c4e80234269c21ae1e3cc3

    SHA512

    6c4c6aefff7906a3510d54525b3447ba8ba5cbe8986ddd66e3657c964ee4856416edb238e222bd0b238d9afed197497831a213b7dce13598ff815fb83390916c

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

    7dc82730c170e1d321031aaa5ab5cbb3

    SHA1

    82070eaf116a470f48117f4426bfb61e7c3f6555

    SHA256

    5f2497c010ad33e07975b22cc4e4bd63c50f7d0e27c4e80234269c21ae1e3cc3

    SHA512

    6c4c6aefff7906a3510d54525b3447ba8ba5cbe8986ddd66e3657c964ee4856416edb238e222bd0b238d9afed197497831a213b7dce13598ff815fb83390916c

  • memory/1668-55-0x0000000075191000-0x0000000075193000-memory.dmp
    Filesize

    8KB