Analysis

  • max time kernel
    92s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2024 01:59

General

  • Target

    f4ecefa9002f2d4725524f3a70f52710_JaffaCakes118.exe

  • Size

    784KB

  • MD5

    f4ecefa9002f2d4725524f3a70f52710

  • SHA1

    3cc51e4ad550a10dc09af47469dff34d566bc66d

  • SHA256

    9ae8c7b3d9e2b126d659dbddbdb90c70d0d2ff89727fa1e993d7ecfce86e91c2

  • SHA512

    d8fe365637de328bcc6861afec7ac68395d959785eaf3c1f0b753576983398c8ddf4bd107e0ce16dc09ac8e0fecb89d19931b9f72335627e5f891c6a2e39e4e2

  • SSDEEP

    12288:3fm22YPefg9s4X8qYle06WOERiCAMO6roYScjb39GysU1pLXCwcxtOqRtKBNuLJ:3jLGMsY0lOERiCfoy3jsGpX4R8Bm

Malware Config

Signatures

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 6 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

  • 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: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f4ecefa9002f2d4725524f3a70f52710_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f4ecefa9002f2d4725524f3a70f52710_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:740
    • C:\Users\Admin\AppData\Local\Temp\f4ecefa9002f2d4725524f3a70f52710_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\f4ecefa9002f2d4725524f3a70f52710_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of UnmapMainImage
      PID:860

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\f4ecefa9002f2d4725524f3a70f52710_JaffaCakes118.exe

    Filesize

    784KB

    MD5

    716ad812fb641c9e5781f61d8c82b380

    SHA1

    4d1cae91726c25e6b046d6620600d88b27049473

    SHA256

    8a2ccd56918bc994a7fa1be050d1de86df01ae445e53fcce05b0039c70e37a04

    SHA512

    a95f7eaf4aebdb210fccaa6e589be4eef856ef4e70043174c28b271ea7c3cf08b860d5a66d0908c62c6bb21befbe377c52aebfe5c2f8999c0b087826f80014fb

  • memory/740-0-0x0000000000400000-0x0000000000712000-memory.dmp

    Filesize

    3.1MB

  • memory/740-1-0x0000000001A10000-0x0000000001AD4000-memory.dmp

    Filesize

    784KB

  • memory/740-2-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/740-12-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/860-13-0x0000000000400000-0x0000000000712000-memory.dmp

    Filesize

    3.1MB

  • memory/860-14-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/860-19-0x0000000001920000-0x00000000019E4000-memory.dmp

    Filesize

    784KB

  • memory/860-20-0x0000000005470000-0x0000000005603000-memory.dmp

    Filesize

    1.6MB

  • memory/860-21-0x0000000000400000-0x0000000000587000-memory.dmp

    Filesize

    1.5MB

  • memory/860-30-0x0000000000400000-0x0000000000587000-memory.dmp

    Filesize

    1.5MB