Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/04/2024, 08:06

General

  • Target

    ecf43ccdfd429f179bd25662d3295bf0_JaffaCakes118.exe

  • Size

    133KB

  • MD5

    ecf43ccdfd429f179bd25662d3295bf0

  • SHA1

    8f0beba2063d1c8cc3cd9a72bf8b22b76b9ea731

  • SHA256

    970966cb06e93923361767dcdc4764e619325aff40ff5dbdd187edc7b92bfed2

  • SHA512

    21361f5d41b7e5dbbdf8e94fd5357b67ce105b13ac4313a4a828f4ab88a6d9e5744d23843aeccdb9e96e266abb07910d5798ea8a3955d47dd5581158a53c296e

  • SSDEEP

    3072:RM0P8GHbWlOm7uVk3RrOhTd1klv1USBT3Yq5Q:RtElOwgk35OhHkvUSdQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

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

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ecf43ccdfd429f179bd25662d3295bf0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ecf43ccdfd429f179bd25662d3295bf0_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3480
    • C:\Users\Admin\AppData\Local\Temp\ecf43ccdfd429f179bd25662d3295bf0_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\ecf43ccdfd429f179bd25662d3295bf0_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4364

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\ecf43ccdfd429f179bd25662d3295bf0_JaffaCakes118.exe

    Filesize

    133KB

    MD5

    67723ca1f2007d34316a3617d45713d7

    SHA1

    61dd204e628b78e9485d988e6091883197c5a5e9

    SHA256

    37f9f4b77d1e946e401703b9549b266eaf8fc0b0d7b60c286181109c99cde7cf

    SHA512

    1c84303b399c15d4a08574bbe96c6d8e7f35a0c3a7aab5c504aff1db63bc7299c53ae311d815647d5526edd46bf87e1bd0466924991138e6e92c2290a0b3e81b

  • memory/3480-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3480-1-0x00000000001C0000-0x00000000001E1000-memory.dmp

    Filesize

    132KB

  • memory/3480-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3480-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4364-16-0x00000000001A0000-0x00000000001C1000-memory.dmp

    Filesize

    132KB

  • memory/4364-18-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4364-31-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB