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Analysis

  • max time kernel
    141s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    24/09/2024, 10:26

General

  • Target

    f36eb03a20fe643fd4d252785c4cff49_JaffaCakes118.exe

  • Size

    485KB

  • MD5

    f36eb03a20fe643fd4d252785c4cff49

  • SHA1

    d4eb1a300e53381f765d0f1ad30cf515c4417f9d

  • SHA256

    ee21b16de440773fe80af44967a07ff207749ae37a4aa5eb21690f357491cce3

  • SHA512

    eb643fbd8658ab0190e4f5d32f7609ae7909cdc41bde2f0e0ddd4050548f319affe36f3135fc3554946999db2e85d220d8dc41f336f9092cd6c42509906e0e4b

  • SSDEEP

    6144:WVTmaPmEjiN9X93byQ3faYSmVOjYNRmWebjYCg0BnnjbLU0wTGYVevJLVpRhFGhE:WVTmauWiN9FuQBMWebzzvwTGgy5GhE

Malware Config

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Loads dropped DLL 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f36eb03a20fe643fd4d252785c4cff49_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f36eb03a20fe643fd4d252785c4cff49_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2644
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2644 -s 132
      2⤵
      • Program crash
      PID:2744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\9E5E.tmp

    Filesize

    1.2MB

    MD5

    d124f55b9393c976963407dff51ffa79

    SHA1

    2c7bbedd79791bfb866898c85b504186db610b5d

    SHA256

    ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

    SHA512

    278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

  • memory/2644-8-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2644-2-0x0000000004E50000-0x0000000004F50000-memory.dmp

    Filesize

    1024KB

  • memory/2644-0-0x0000000000400000-0x0000000004E4C000-memory.dmp

    Filesize

    74.3MB

  • memory/2644-7-0x0000000004FA0000-0x00000000050A0000-memory.dmp

    Filesize

    1024KB

  • memory/2644-5-0x0000000000400000-0x0000000004E4C000-memory.dmp

    Filesize

    74.3MB

  • memory/2644-3-0x0000000000220000-0x000000000025D000-memory.dmp

    Filesize

    244KB

  • memory/2644-11-0x0000000000400000-0x0000000004E4C000-memory.dmp

    Filesize

    74.3MB

  • memory/2644-14-0x0000000000220000-0x000000000025D000-memory.dmp

    Filesize

    244KB

  • memory/2644-13-0x0000000004E50000-0x0000000004F50000-memory.dmp

    Filesize

    1024KB

  • memory/2644-12-0x0000000000400000-0x0000000004E4C000-memory.dmp

    Filesize

    74.3MB

  • memory/2644-15-0x0000000004FA0000-0x00000000050A0000-memory.dmp

    Filesize

    1024KB

  • memory/2644-16-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB