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Analysis

  • max time kernel
    92s
  • max time network
    108s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2024, 16:56

General

  • Target

    ebc9244e86cc5318d09bf062c67084c2_JaffaCakes118.exe

  • Size

    361KB

  • MD5

    ebc9244e86cc5318d09bf062c67084c2

  • SHA1

    43cc09cd651af0d0ca4635385dfb4b796085cbda

  • SHA256

    e39833957b0f9e99d6d2a4c6ce4c28c63f6b083fb5fdded4da7dd3f8eb1c7846

  • SHA512

    afdf45dffb3ec3e18d9a9ce3368db16d9594afa8eaad90d7fd64ed90144331ec8021be4b72349f3d35ed76d1bb14dd81b30a8fc3c9abb1334da79bafb63ed9df

  • SSDEEP

    6144:QGs4XwY/HPJ6xzJ44nDWgRAkPUfGQn8xID0DMF+soQWqFqEYXqZwGPmf34fuDpbb:U4XF/H0dJR3PUfGLxe0Dlsfxq5XH3ygb

Malware Config

Signatures

  • Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • 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 use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ebc9244e86cc5318d09bf062c67084c2_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ebc9244e86cc5318d09bf062c67084c2_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:812
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:4456

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe

    Filesize

    112KB

    MD5

    59efb24abe53baf9a725be4c73b368c3

    SHA1

    e06fbac39bd52606666eef5aac2bd9a7e4247e5e

    SHA256

    e3f9c3131045da00a6b53cbc183e32b755f2a1c0ad8ac5e30299a17ee734a1e1

    SHA512

    f17222696c8d6b67a94427637ddaf4927c32c7adc017e73ad5ac7b6760114a65cadca31b469b0bd213208e38e2504e2faaefc148754c7578cbbfc6824373c490

  • C:\Users\Admin\AppData\Local\Temp\release.tmp

    Filesize

    87KB

    MD5

    e8b8836b71d6b542b06e016dc8b88e2d

    SHA1

    5ba23e4dbf17b0440474df801fa46d513f263741

    SHA256

    f5ddaca68aaae1bf8a3753cb12785e19a2aba9fcb17b166a66f00a0e3995fd34

    SHA512

    6a37f5d14c87b204d5041d86ae19046124f47ddd2b4a15e6bb4c74e9f1cbe5f4c53fc18e3c0118484197b81c705ddf4bc41be6edf813b37909627ad952857f5e

  • memory/812-5-0x0000000000540000-0x000000000054C000-memory.dmp

    Filesize

    48KB

  • memory/812-6-0x0000000001000000-0x000000000107E000-memory.dmp

    Filesize

    504KB

  • memory/812-9-0x0000000001000000-0x000000000107E000-memory.dmp

    Filesize

    504KB

  • memory/812-11-0x0000000001000000-0x000000000107E000-memory.dmp

    Filesize

    504KB

  • memory/812-10-0x0000000001001000-0x000000000100B000-memory.dmp

    Filesize

    40KB

  • memory/812-2-0x0000000000650000-0x000000000069A000-memory.dmp

    Filesize

    296KB

  • memory/812-31-0x0000000001000000-0x000000000107E000-memory.dmp

    Filesize

    504KB

  • memory/812-29-0x0000000000650000-0x000000000069A000-memory.dmp

    Filesize

    296KB

  • memory/812-8-0x0000000001000000-0x000000000107E000-memory.dmp

    Filesize

    504KB

  • memory/812-7-0x0000000001000000-0x000000000107E000-memory.dmp

    Filesize

    504KB

  • memory/812-0-0x0000000001000000-0x000000000107E000-memory.dmp

    Filesize

    504KB

  • memory/812-4-0x0000000000530000-0x0000000000540000-memory.dmp

    Filesize

    64KB

  • memory/812-3-0x0000000000520000-0x0000000000521000-memory.dmp

    Filesize

    4KB

  • memory/812-1-0x0000000000650000-0x000000000069A000-memory.dmp

    Filesize

    296KB

  • memory/4456-28-0x0000000000400000-0x000000000041C2E0-memory.dmp

    Filesize

    112KB

  • memory/4456-19-0x0000000000400000-0x000000000041C2E0-memory.dmp

    Filesize

    112KB

  • memory/4456-20-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB