Analysis

  • max time kernel
    94s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-01-2025 16:14

General

  • Target

    JaffaCakes118_7a9cd6988cb3814c3756ac5b716fabb5.exe

  • Size

    1.5MB

  • MD5

    7a9cd6988cb3814c3756ac5b716fabb5

  • SHA1

    877fa88b2ac643ee811c16bdc5db93f4d4f4acc5

  • SHA256

    14b6ce1ccde4b7360a8b2202e22be586e2cc86026c5ca8bf07da1565bc93e450

  • SHA512

    a3d1ec1ff015cd89c06a99a594bce3334bee9559b932aba1003a0cb1befee85a5e26bea5fe68b6ef7c3ef12dea4c70ce707402b5ff8a375ab5e48840dea94cfa

  • SSDEEP

    24576:JO4qw8POo0/w+zGBvZfIftkLw7X9A5r1wKVABkvaus:JO4gF04FBv9Ift97NcwNGvaus

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Ramnit family
  • Loads dropped DLL 1 IoCs
  • UPX packed file 7 IoCs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious use of UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a9cd6988cb3814c3756ac5b716fabb5.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a9cd6988cb3814c3756ac5b716fabb5.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    PID:3432
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3432 -s 288
      2⤵
      • Program crash
      PID:2692
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3432 -ip 3432
    1⤵
      PID:864

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~TM83E5.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/3432-9-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/3432-15-0x0000000077752000-0x0000000077753000-memory.dmp

      Filesize

      4KB

    • memory/3432-7-0x0000000001A80000-0x0000000001A81000-memory.dmp

      Filesize

      4KB

    • memory/3432-8-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/3432-10-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/3432-0-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/3432-6-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/3432-2-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/3432-14-0x0000000077752000-0x0000000077754000-memory.dmp

      Filesize

      8KB

    • memory/3432-1-0x0000000000401000-0x0000000000404000-memory.dmp

      Filesize

      12KB

    • memory/3432-5-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/3432-4-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/3432-3-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/3432-18-0x0000000000401000-0x0000000000404000-memory.dmp

      Filesize

      12KB