Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25/09/2024, 15:00

General

  • Target

    f6443224890d2752821e2552b6a09547_JaffaCakes118.exe

  • Size

    784KB

  • MD5

    f6443224890d2752821e2552b6a09547

  • SHA1

    d13fc92410d1a3c275be7eea7303332193e70105

  • SHA256

    648d42763b1b08ab7d184ae0e114a33cc1605aabbd4f14bbc5d97d56ff945db0

  • SHA512

    a39b1d170690d6522fb224451f1791c0a19e80afc0247303031ad77b87a310048c5d658c1b2a9275bcb02e9feea169a41335278eff1cd2b7f39278a6b047b5a9

  • SSDEEP

    12288:FIIGdi4spXxKWslyLGzvAsSeXbJMwoYe002vmYqlTfnR7d0a1toqH9HM:FIHjspXxKv7IeLJjoLYqJfR7dvG

Malware Config

Signatures

  • xmrig

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

  • XMRig Miner payload 7 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f6443224890d2752821e2552b6a09547_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f6443224890d2752821e2552b6a09547_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1920
    • C:\Users\Admin\AppData\Local\Temp\f6443224890d2752821e2552b6a09547_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\f6443224890d2752821e2552b6a09547_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of UnmapMainImage
      PID:2328

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\f6443224890d2752821e2552b6a09547_JaffaCakes118.exe

    Filesize

    784KB

    MD5

    80685461542fc60b77a506cc55dc71f9

    SHA1

    99b5f0096e816136c00b153659c1f22e7cd70f57

    SHA256

    2dfa520f3fa0773c87afa2d3fb58978dd4e5c25ff0fe108a5b95517d32e8bff6

    SHA512

    ecade61593d456d9622c4d4de457f62d55c6d9850a3d7cacfe588e20615dc8ea6f96756a6dd1f011b95036b01caae8e8a46017efd7fe46132bb30d16d14ebe74

  • memory/1920-0-0x0000000000400000-0x0000000000712000-memory.dmp

    Filesize

    3.1MB

  • memory/1920-3-0x00000000018B0000-0x0000000001974000-memory.dmp

    Filesize

    784KB

  • memory/1920-1-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/1920-14-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/1920-15-0x00000000031B0000-0x00000000034C2000-memory.dmp

    Filesize

    3.1MB

  • memory/2328-17-0x0000000000120000-0x00000000001E4000-memory.dmp

    Filesize

    784KB

  • memory/2328-18-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/2328-23-0x0000000003290000-0x0000000003423000-memory.dmp

    Filesize

    1.6MB

  • memory/2328-24-0x0000000000400000-0x0000000000587000-memory.dmp

    Filesize

    1.5MB

  • memory/2328-33-0x00000000005A0000-0x000000000071F000-memory.dmp

    Filesize

    1.5MB

  • memory/2328-34-0x0000000000400000-0x0000000000587000-memory.dmp

    Filesize

    1.5MB