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Analysis

  • max time kernel
    140s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07/05/2024, 22:14

General

  • Target

    21f2e57126003cafb21ce16423691176_JaffaCakes118.exe

  • Size

    853KB

  • MD5

    21f2e57126003cafb21ce16423691176

  • SHA1

    9fcec6147e41d338455aa6f5cb3c660f49ed8253

  • SHA256

    166da6df0e1d99ed52aea45765d1d08872775a330de3602556969a684c127a23

  • SHA512

    cb7ce662c03c372a049d41938e69d6caa6df03347726e035ce883d08b9bb9618c4f85ce249a55e6734d86a8194c92fc3c6f959d00f0b386bc36f69fbf5255a7c

  • SSDEEP

    24576:o8IdW1fuTYrsxDuau+UqaeHLo9XHo9CSzCoQA/8pjZu+BokDP:o8EmWT8sxyqPE949CSggKA+io

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 10 IoCs
  • UPX packed file 6 IoCs

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

  • Program crash 1 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\21f2e57126003cafb21ce16423691176_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\21f2e57126003cafb21ce16423691176_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3020
    • C:\Users\Admin\AppData\Local\Temp\setup.exe
      C:\Users\Admin\AppData\Local\Temp\setup.exe relaunch
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2136
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2136 -s 1080
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:2672

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\setup.exe

    Filesize

    853KB

    MD5

    21f2e57126003cafb21ce16423691176

    SHA1

    9fcec6147e41d338455aa6f5cb3c660f49ed8253

    SHA256

    166da6df0e1d99ed52aea45765d1d08872775a330de3602556969a684c127a23

    SHA512

    cb7ce662c03c372a049d41938e69d6caa6df03347726e035ce883d08b9bb9618c4f85ce249a55e6734d86a8194c92fc3c6f959d00f0b386bc36f69fbf5255a7c

  • memory/2136-10-0x0000000000BE0000-0x0000000000E5E000-memory.dmp

    Filesize

    2.5MB

  • memory/2136-20-0x0000000000BE0000-0x0000000000E5E000-memory.dmp

    Filesize

    2.5MB

  • memory/3020-0-0x00000000011E0000-0x000000000145E000-memory.dmp

    Filesize

    2.5MB

  • memory/3020-4-0x0000000002860000-0x0000000002ADE000-memory.dmp

    Filesize

    2.5MB

  • memory/3020-9-0x00000000011E0000-0x000000000145E000-memory.dmp

    Filesize

    2.5MB

  • memory/3020-22-0x0000000002860000-0x0000000002ADE000-memory.dmp

    Filesize

    2.5MB