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Analysis

  • max time kernel
    141s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/08/2024, 00:57

General

  • Target

    b9bdf2cbe245d06c398f3bed48f65d9e_JaffaCakes118.exe

  • Size

    365KB

  • MD5

    b9bdf2cbe245d06c398f3bed48f65d9e

  • SHA1

    9c6e6703a17430512bd526c1da4f94083393bf66

  • SHA256

    53973b3bd7054ef14776385973c24396a60f5785044178c80ec26c4c2e85a992

  • SHA512

    ca4f95d11dacbe2d18d7d6b3edff3885578a98593bb04b0019823a51cccc64306c47b362abde06706c8ca7335b4b3efe039e90ce7edbbccb83e2fa46e0a8d0b1

  • SSDEEP

    6144:yIGM3HoB3V2H609pkK02REhMdkRZik9N/QsZwIiuUjz0GKOoS:yrM3LH6xKF2R99RVqIirj9FoS

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b9bdf2cbe245d06c398f3bed48f65d9e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b9bdf2cbe245d06c398f3bed48f65d9e_JaffaCakes118.exe"
    1⤵
    • Drops file in Drivers directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:4796
  • C:\Program Files (x86)\Remote\Rokus.exe
    "C:\Program Files (x86)\Remote\Rokus.exe"
    1⤵
    • Deletes itself
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:324
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" %1
      2⤵
        PID:1792

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Remote\Rokus.exe

      Filesize

      365KB

      MD5

      b9bdf2cbe245d06c398f3bed48f65d9e

      SHA1

      9c6e6703a17430512bd526c1da4f94083393bf66

      SHA256

      53973b3bd7054ef14776385973c24396a60f5785044178c80ec26c4c2e85a992

      SHA512

      ca4f95d11dacbe2d18d7d6b3edff3885578a98593bb04b0019823a51cccc64306c47b362abde06706c8ca7335b4b3efe039e90ce7edbbccb83e2fa46e0a8d0b1

    • memory/324-5-0x0000000000700000-0x0000000000701000-memory.dmp

      Filesize

      4KB

    • memory/324-7-0x0000000000400000-0x00000000004BB000-memory.dmp

      Filesize

      748KB

    • memory/324-8-0x0000000000700000-0x0000000000701000-memory.dmp

      Filesize

      4KB

    • memory/324-11-0x0000000000400000-0x00000000004BB000-memory.dmp

      Filesize

      748KB

    • memory/324-14-0x0000000000400000-0x00000000004BB000-memory.dmp

      Filesize

      748KB

    • memory/324-15-0x0000000000400000-0x00000000004BB000-memory.dmp

      Filesize

      748KB

    • memory/4796-0-0x0000000002260000-0x0000000002261000-memory.dmp

      Filesize

      4KB

    • memory/4796-6-0x0000000000400000-0x00000000004BB000-memory.dmp

      Filesize

      748KB