Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    14/07/2024, 04:30

General

  • Target

    444fcde06c51da930c899f1ee9f17ba9_JaffaCakes118.exe

  • Size

    441KB

  • MD5

    444fcde06c51da930c899f1ee9f17ba9

  • SHA1

    4d6a9c0bb3376b8f4bbca11682aed3de1ae18339

  • SHA256

    769e06d1d967348cd3dcb86cd0742ec420493158af8af82a0be516f9be83070b

  • SHA512

    ad09985684357ecef89e9de248557c9ca389a71b2b8519d286656d7d528f449c472e16875d4b82cd6cf9d6dfd9830cbb6950c8fe7e6535b946870acae4a9f292

  • SSDEEP

    6144:fPDnxPTlkTaZSgcGAVmFXxKW281uJrbufQHISpM+9IdUvzC+Uu+Rt4:fPDtEaZ4xVKMdIYlxph9CRt

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 4 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\444fcde06c51da930c899f1ee9f17ba9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\444fcde06c51da930c899f1ee9f17ba9_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2536
    • C:\Windows\Uzizoa.exe
      C:\Windows\Uzizoa.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      PID:2396

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job

    Filesize

    372B

    MD5

    d3b9b27fb62443afc39febbad5197bca

    SHA1

    a97693e3df7525beedf552cd92436d8dbbb4bfc7

    SHA256

    dc151e8bf132a056cf3ed282825f136d6060c399d97fdf87d47ddb7f25acec07

    SHA512

    a766cfe907a0df6756cc11b0ae1236d4b2bb93270e0e870c754e169c2f5e799d9f2502a577eeaf99ca28d20e8440bde7f3bcae6188b3d2a362916c591fe7829d

  • C:\Windows\Uzizoa.exe

    Filesize

    441KB

    MD5

    444fcde06c51da930c899f1ee9f17ba9

    SHA1

    4d6a9c0bb3376b8f4bbca11682aed3de1ae18339

    SHA256

    769e06d1d967348cd3dcb86cd0742ec420493158af8af82a0be516f9be83070b

    SHA512

    ad09985684357ecef89e9de248557c9ca389a71b2b8519d286656d7d528f449c472e16875d4b82cd6cf9d6dfd9830cbb6950c8fe7e6535b946870acae4a9f292

  • memory/2396-53402-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/2396-29207-0x0000000000470000-0x0000000000570000-memory.dmp

    Filesize

    1024KB

  • memory/2396-29173-0x0000000000470000-0x0000000000570000-memory.dmp

    Filesize

    1024KB

  • memory/2396-12-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2396-14-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/2396-17-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/2396-19-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/2396-29179-0x0000000000470000-0x0000000000570000-memory.dmp

    Filesize

    1024KB

  • memory/2396-29221-0x0000000000470000-0x0000000000570000-memory.dmp

    Filesize

    1024KB

  • memory/2396-29219-0x0000000000470000-0x0000000000570000-memory.dmp

    Filesize

    1024KB

  • memory/2396-29186-0x0000000000470000-0x0000000000570000-memory.dmp

    Filesize

    1024KB

  • memory/2396-29203-0x0000000000470000-0x0000000000570000-memory.dmp

    Filesize

    1024KB

  • memory/2396-29200-0x0000000000470000-0x0000000000570000-memory.dmp

    Filesize

    1024KB

  • memory/2396-29189-0x0000000000470000-0x0000000000570000-memory.dmp

    Filesize

    1024KB

  • memory/2396-29191-0x0000000000470000-0x0000000000570000-memory.dmp

    Filesize

    1024KB

  • memory/2396-29184-0x0000000000470000-0x0000000000570000-memory.dmp

    Filesize

    1024KB

  • memory/2396-29176-0x0000000000470000-0x0000000000570000-memory.dmp

    Filesize

    1024KB

  • memory/2396-29175-0x0000000000470000-0x0000000000570000-memory.dmp

    Filesize

    1024KB

  • memory/2396-29174-0x0000000000470000-0x0000000000570000-memory.dmp

    Filesize

    1024KB

  • memory/2396-29185-0x0000000000470000-0x0000000000570000-memory.dmp

    Filesize

    1024KB

  • memory/2536-3-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/2536-0-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2536-1-0x00000000008D0000-0x0000000000940000-memory.dmp

    Filesize

    448KB

  • memory/2536-2-0x00000000001E0000-0x00000000001E1000-memory.dmp

    Filesize

    4KB

  • memory/2536-119266-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB