Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    22-06-2024 13:16

General

  • Target

    0252fca26eb68158d368567026880343_JaffaCakes118.exe

  • Size

    373KB

  • MD5

    0252fca26eb68158d368567026880343

  • SHA1

    e46537ab3bbf1c8cbec5e363002a456e503afe75

  • SHA256

    4b9c61fa848816cfbce8f37df123cef7d797f90a9611fb3a973f389a6c46964e

  • SHA512

    ed286a83849a46f754a4ce9fe5947e7f5bbdd7d80c0e123d1b4264da27ff227a894d275cc8ffe155d4b8e876fd42cbcca0c4bcfcde99ef94fd830915e07a3fdd

  • SSDEEP

    6144:Tb5kM1JxYidoMWeEaPletfWWSvOhjuwpkoSbe0n/kCry6Ohk4bRdxTjgOCI9D:T5VPorl0kl3qO9fCoSbNn/k+BK+4

Score
7/10

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

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

  • Installs/modifies Browser Helper Object 2 TTPs 5 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 1 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0252fca26eb68158d368567026880343_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0252fca26eb68158d368567026880343_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Installs/modifies Browser Helper Object
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2244
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\_delme.bat
      2⤵
      • Deletes itself
      PID:2700

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\_delme.bat

    Filesize

    212B

    MD5

    5b33305666b90e4b9a8b7b834797e8f2

    SHA1

    79aa6d723af547a2514dcd7d2136ad84ed787c7c

    SHA256

    e3a4dec6eba3f105f5099151d453851c24cc6e8975e2125d5400ac414fc0ab58

    SHA512

    f6446d893bc7d63b318782c5b54902bdbde8881ccf5fab800aab60f276c829260e80181dedac8a51c6873350fa022d9286624b39672190755720e6761847c043

  • \Windows\SysWOW64\FG2Catch1.dll

    Filesize

    200KB

    MD5

    a27846392dc10a7c5c5cde6406236bfe

    SHA1

    759f5fcb7ec5c617969f55c6a68e8efb506eabd8

    SHA256

    11add83d3b4a164ad5e51c26902d0a0e015f0f65b4f4f93988939632f706ad8d

    SHA512

    edaf420a4cd6804d3f424a282bd00df40ef4d15d34700bf0221b94f7e4c6193944295163365cec2e2114009a4f6044fa0962d3b25ee8fc8949a268c4d5ea8f5c

  • memory/2244-0-0x0000000000400000-0x00000000004E3000-memory.dmp

    Filesize

    908KB

  • memory/2244-1-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2244-17-0x0000000000400000-0x00000000004E3000-memory.dmp

    Filesize

    908KB

  • memory/2244-14-0x0000000001FA0000-0x0000000002027000-memory.dmp

    Filesize

    540KB