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Analysis

  • max time kernel
    68s
  • max time network
    77s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/06/2024, 16:03

General

  • Target

    0eaebe9aa95788c6fbfe570d1a986dfd_JaffaCakes118.exe

  • Size

    185KB

  • MD5

    0eaebe9aa95788c6fbfe570d1a986dfd

  • SHA1

    8c6d5609779326fd9398db05122a3d392467b126

  • SHA256

    90e7d7234a5fc1f13c68fceeaa9976afd47e4e34646a0237142c06c1b3eb1de9

  • SHA512

    2d3c5e72af7a77ac0c29a8651c472a5b0a0e821222430a5180541f4999552db99150e723e994df7e90f53ab930fb4b3e05834462c1397c6056eb4b3064d75d25

  • SSDEEP

    3072:vjRCAaxsoW5V453B0oyS6Dck1uckBH1zRIR89mXfFxBEIIQjYa2GTDAk9g0CsJ/P:vlCfsoW4FKA6jSjWgqnBEToTDAkgsRS0

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • Program crash 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 50 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0eaebe9aa95788c6fbfe570d1a986dfd_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0eaebe9aa95788c6fbfe570d1a986dfd_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:3028
    • C:\Windows\Egeqaa.exe
      C:\Windows\Egeqaa.exe
      2⤵
      • Executes dropped EXE
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      PID:4792
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4792 -s 584
        3⤵
        • Program crash
        PID:20172
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 4792 -ip 4792
    1⤵
      PID:15912

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\Egeqaa.exe

      Filesize

      185KB

      MD5

      0eaebe9aa95788c6fbfe570d1a986dfd

      SHA1

      8c6d5609779326fd9398db05122a3d392467b126

      SHA256

      90e7d7234a5fc1f13c68fceeaa9976afd47e4e34646a0237142c06c1b3eb1de9

      SHA512

      2d3c5e72af7a77ac0c29a8651c472a5b0a0e821222430a5180541f4999552db99150e723e994df7e90f53ab930fb4b3e05834462c1397c6056eb4b3064d75d25

    • memory/3028-11-0x0000000000400000-0x0000000000464000-memory.dmp

      Filesize

      400KB

    • memory/3028-57806-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3028-5-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3028-9-0x0000000000400000-0x0000000000464000-memory.dmp

      Filesize

      400KB

    • memory/3028-10-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3028-0-0x0000000000400000-0x0000000000464000-memory.dmp

      Filesize

      400KB

    • memory/3028-1-0x00000000005D0000-0x00000000005D1000-memory.dmp

      Filesize

      4KB

    • memory/3028-6-0x0000000000400000-0x0000000000464000-memory.dmp

      Filesize

      400KB

    • memory/4792-16-0x0000000000400000-0x0000000000464000-memory.dmp

      Filesize

      400KB

    • memory/4792-21-0x0000000000400000-0x0000000000464000-memory.dmp

      Filesize

      400KB

    • memory/4792-23-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/4792-22-0x0000000000400000-0x0000000000464000-memory.dmp

      Filesize

      400KB

    • memory/4792-99039-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/4792-99038-0x0000000000400000-0x0000000000464000-memory.dmp

      Filesize

      400KB