Analysis

  • max time kernel
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-07-2024 10:14

General

  • Target

    4958fa964293c8c295b4b5ec8ff62380_JaffaCakes118.exe

  • Size

    253KB

  • MD5

    4958fa964293c8c295b4b5ec8ff62380

  • SHA1

    6f9021745a099b5dc7648d80fa1b7f083f03b070

  • SHA256

    d314bfe14b483795c7b846dadcb1689c05341ae050f4aff50e31749e6b6a583d

  • SHA512

    0f54e30d53a2db4fe75a8dbccd5435f9d64bf06438f52119e558783c166c39018438f2d521d0c374f2f130d764fe911d2482c6d32a0c06f0cd14ad46801e9712

  • SSDEEP

    3072:1JazJIYo+Q8a5G/vMrk21SyLyrAbjYRliEC2adaFHFHAzlhBSPm56Be:226a5G/v121vLyrlRli2JFlHAQe5m

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4958fa964293c8c295b4b5ec8ff62380_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4958fa964293c8c295b4b5ec8ff62380_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4128
    • C:\Users\Admin\AppData\Local\Temp\4958fa964293c8c295b4b5ec8ff62380_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\4958fa964293c8c295b4b5ec8ff62380_JaffaCakes118.exe
      2⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:2448
      • C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\nvvtray.exe
        "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\nvvtray.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:4924

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\nvvtray.exe

    Filesize

    149KB

    MD5

    5980732a8d9ee8befb1c3f7f182bb482

    SHA1

    7b7795483a87a55e58287d6a4a5798ad829eab19

    SHA256

    1a1b386ef5f6c5458c59b4fadb16460e5a004013733ec64bc39a55ba63710a2f

    SHA512

    939f7ab989f4a75a35d18d9583efa280898380bed5ac3d5e09318e57a6e16a8290b81e80fbabf1136f237bd21935730bf666f7a4a7f73ec83dadad6a5b0a9775

  • memory/2448-3-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/2448-5-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/4128-0-0x00000000746D2000-0x00000000746D3000-memory.dmp

    Filesize

    4KB

  • memory/4128-1-0x00000000746D0000-0x0000000074C81000-memory.dmp

    Filesize

    5.7MB

  • memory/4128-2-0x00000000746D0000-0x0000000074C81000-memory.dmp

    Filesize

    5.7MB

  • memory/4128-7-0x00000000746D0000-0x0000000074C81000-memory.dmp

    Filesize

    5.7MB

  • memory/4924-16-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB