Analysis

  • max time kernel
    92s
  • max time network
    151s
  • 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 14:07

General

  • Target

    JaffaCakes118_7a1c025a32be77b0c71cd52eacc64aa5.exe

  • Size

    106KB

  • MD5

    7a1c025a32be77b0c71cd52eacc64aa5

  • SHA1

    825e68704ca1828ee1264a00ad43f59e4b3229f9

  • SHA256

    e1d4c135d64f093f793a2154b52bae6219d878aede4b53cf80eb540247e2f52c

  • SHA512

    de8a1482937fe4eced5f918e82e8132e16ceacae708fd37675f5f2e94e38531b4b0f2ac86b46e0f53686448699b30d98c1e3e1134e7faa7f37b70c5a71e8fe81

  • SSDEEP

    1536:v+FDoKtniY1u7Nn2JFkC2styJjCKICFjC7EWisS+5mlatSfkZ:v+FDzK71QkbstyJjCKICpC72s/mlaX

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 8 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_7a1c025a32be77b0c71cd52eacc64aa5.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a1c025a32be77b0c71cd52eacc64aa5.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    PID:4996
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4996 -s 452
      2⤵
      • Program crash
      PID:2572
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4996 -ip 4996
    1⤵
      PID:3016

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~TM8A9C.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/4996-9-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4996-3-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

    • memory/4996-19-0x0000000000401000-0x0000000000402000-memory.dmp

      Filesize

      4KB

    • memory/4996-21-0x0000000077752000-0x0000000077754000-memory.dmp

      Filesize

      8KB

    • memory/4996-6-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4996-11-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4996-10-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4996-0-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

    • memory/4996-8-0x00000000008B0000-0x00000000008B1000-memory.dmp

      Filesize

      4KB

    • memory/4996-2-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

    • memory/4996-7-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4996-20-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

    • memory/4996-18-0x0000000077752000-0x0000000077754000-memory.dmp

      Filesize

      8KB

    • memory/4996-17-0x0000000077752000-0x0000000077753000-memory.dmp

      Filesize

      4KB

    • memory/4996-16-0x0000000077752000-0x0000000077754000-memory.dmp

      Filesize

      8KB

    • memory/4996-5-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4996-4-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4996-1-0x0000000000401000-0x0000000000402000-memory.dmp

      Filesize

      4KB