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Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/04/2024, 10:52

General

  • Target

    e74b734aab83ced855c8d0a8fc5f85ea_JaffaCakes118.exe

  • Size

    133KB

  • MD5

    e74b734aab83ced855c8d0a8fc5f85ea

  • SHA1

    3524efbf254b7521071910377da6a8544e7e74b0

  • SHA256

    4dcf25a0d37a34138bd733461466ed93d83046c0af4bfd47db5ea15a77a85ef8

  • SHA512

    448910f93a21f92b89a0586da344b9387c51d20c934ee1defabdae5d0df8054fc8f36e2b7711f5685cd9855cfdf8df9f890a364dc1589e7ad0e37cca4b36442b

  • SSDEEP

    3072:2/pKmxImyQesUkYvNwWWgMqogZjCFU1t6qZcI36o1VhjdC5WzsNQ:UxsQ59Y11mqqMt6u36orhjY5WzsNQ

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\e74b734aab83ced855c8d0a8fc5f85ea_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e74b734aab83ced855c8d0a8fc5f85ea_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3376
    • C:\Users\Admin\AppData\Local\Temp\e74b734aab83ced855c8d0a8fc5f85ea_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\e74b734aab83ced855c8d0a8fc5f85ea_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:3240
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3776 --field-trial-handle=2232,i,9772508353233483703,11473701862007458502,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1936

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\e74b734aab83ced855c8d0a8fc5f85ea_JaffaCakes118.exe

      Filesize

      133KB

      MD5

      7635f8d630ec93af8cab41407450fb0e

      SHA1

      09a1d460bf48df3d2b2b05e22252daa4071bb4c0

      SHA256

      5a142bbef5a311bec0e05484810cedea15b2d2932cd3537f327ac430f7c0ce9d

      SHA512

      32279fcdbe9952a5838902c03832c7818b8839fcf12b08208cf5ce3bf85f5c32db487d317b2fde200db10eee861a430a1d1e40d14180fa813b75ded25fa988e2

    • memory/3240-14-0x00000000001A0000-0x00000000001C1000-memory.dmp

      Filesize

      132KB

    • memory/3240-15-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB

    • memory/3240-16-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB

    • memory/3240-30-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB

    • memory/3376-0-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB

    • memory/3376-1-0x00000000001D0000-0x00000000001F1000-memory.dmp

      Filesize

      132KB

    • memory/3376-2-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB

    • memory/3376-13-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB