Analysis

  • max time kernel
    140s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/09/2024, 20:58 UTC

General

  • Target

    ee690d45c6c6dfda4f3770e11997cc80_JaffaCakes118.exe

  • Size

    70KB

  • MD5

    ee690d45c6c6dfda4f3770e11997cc80

  • SHA1

    43a92e3c0d7de937233e2e1e9c41412440ec3e8b

  • SHA256

    1d03483f93d3904400d5c6dc257545100594e4eff2f50ac124322ce1bb63e476

  • SHA512

    027c9bc5ba1d532dc630c17d3eebc7971acb7e965051c9c219ffb932168d32f68616186ead7239e25923df15ec52ea319abac8e86501ea828af6f83645f4cbb3

  • SSDEEP

    768:iOMyZ4uJDwuZHiu83fejzwLjmo8hrCv7/Dl0HLSf8tLBs5tc6Eq2mMLjHxXoiuLr:iqXJDzHirm/kKoW6Dl0HReaFRc

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • UPX packed file 2 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee690d45c6c6dfda4f3770e11997cc80_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ee690d45c6c6dfda4f3770e11997cc80_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3576
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM explorer.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:4036

Network

  • flag-us
    DNS
    241.150.49.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    241.150.49.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    77.190.18.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    77.190.18.2.in-addr.arpa
    IN PTR
    Response
    77.190.18.2.in-addr.arpa
    IN PTR
    a2-18-190-77deploystaticakamaitechnologiescom
  • flag-us
    DNS
    76.32.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    76.32.126.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    95.221.229.192.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    95.221.229.192.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    104.219.191.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    104.219.191.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    241.42.69.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    241.42.69.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    86.23.85.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    86.23.85.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    240.221.184.93.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    240.221.184.93.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    172.210.232.199.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    172.210.232.199.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    14.227.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    14.227.111.52.in-addr.arpa
    IN PTR
    Response
No results found
  • 8.8.8.8:53
    241.150.49.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    241.150.49.20.in-addr.arpa

  • 8.8.8.8:53
    77.190.18.2.in-addr.arpa
    dns
    70 B
    133 B
    1
    1

    DNS Request

    77.190.18.2.in-addr.arpa

  • 8.8.8.8:53
    76.32.126.40.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    76.32.126.40.in-addr.arpa

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    95.221.229.192.in-addr.arpa

  • 8.8.8.8:53
    104.219.191.52.in-addr.arpa
    dns
    73 B
    147 B
    1
    1

    DNS Request

    104.219.191.52.in-addr.arpa

  • 8.8.8.8:53
    241.42.69.40.in-addr.arpa
    dns
    71 B
    145 B
    1
    1

    DNS Request

    241.42.69.40.in-addr.arpa

  • 8.8.8.8:53
    86.23.85.13.in-addr.arpa
    dns
    70 B
    144 B
    1
    1

    DNS Request

    86.23.85.13.in-addr.arpa

  • 8.8.8.8:53
    240.221.184.93.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    240.221.184.93.in-addr.arpa

  • 8.8.8.8:53
    172.210.232.199.in-addr.arpa
    dns
    74 B
    128 B
    1
    1

    DNS Request

    172.210.232.199.in-addr.arpa

  • 8.8.8.8:53
    14.227.111.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    14.227.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3576-0-0x0000000000409000-0x000000000040D000-memory.dmp

    Filesize

    16KB

  • memory/3576-1-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3576-2-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3576-3-0x0000000000409000-0x000000000040D000-memory.dmp

    Filesize

    16KB

  • memory/3576-4-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

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