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Analysis

  • max time kernel
    94s
  • max time network
    113s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/04/2024, 09:15

General

  • Target

    f7b2dbf90e03a425499f7a5bd53f97c7_JaffaCakes118.exe

  • Size

    133KB

  • MD5

    f7b2dbf90e03a425499f7a5bd53f97c7

  • SHA1

    4791d018ef5568b49e9a23337399b032e9bc07c0

  • SHA256

    9dd5f44e1a0d4e8329c3af3959c988e5edb094173b70147586a8071e0528484d

  • SHA512

    31b319dad985582602e387b011969566b298266cad91fa2395171a206665ae18a0315b36e9ff835e8e981259920acd55a98816b13f2bdcfba766a6994930b3f3

  • SSDEEP

    3072:BzCk2R82pCdtIg24+fngd0MGqzQRfBD7Mj32/egtXTTw3hphGpDHpBRTq/uQ:ptOXp6tIgZ+vDMGmABD7g32/JXG5GpHo

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 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\f7b2dbf90e03a425499f7a5bd53f97c7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f7b2dbf90e03a425499f7a5bd53f97c7_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4296
    • C:\Users\Admin\AppData\Local\Temp\f7b2dbf90e03a425499f7a5bd53f97c7_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\f7b2dbf90e03a425499f7a5bd53f97c7_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4116

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\f7b2dbf90e03a425499f7a5bd53f97c7_JaffaCakes118.exe

    Filesize

    133KB

    MD5

    dd735febe3ca13020c8c9734de0c6a88

    SHA1

    df57dd9d1fb376f12adc0f595b72d8042a72cdd3

    SHA256

    9cd9c2b4f7547387aa4098364f9ea39ed077dbef142a2e1ed7540017738d2241

    SHA512

    d1f47e709dc9f835be284c21aa38cdd37d716ec67d28cb5183f9894f8f6d019f59c3e62e0d8bb322e10e9755e108f220843468f68357576539770d53e14163ad

  • memory/4116-15-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4116-18-0x00000000001D0000-0x00000000001F1000-memory.dmp

    Filesize

    132KB

  • memory/4116-31-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4296-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4296-1-0x00000000001C0000-0x00000000001E1000-memory.dmp

    Filesize

    132KB

  • memory/4296-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4296-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB