Analysis

  • max time kernel
    93s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-01-2025 09:14

General

  • Target

    JaffaCakes118_640b1ca62dafa76628a5e5a8262e8706.exe

  • Size

    156KB

  • MD5

    640b1ca62dafa76628a5e5a8262e8706

  • SHA1

    7908c24e666e289ea41951a9cc38e9d0d1439307

  • SHA256

    235b74b666e8e3aee67b1ad35982ab55c471bbab67957a4630da6931fc845758

  • SHA512

    ace6bc1235d38f2f1c3158eb31788514a4226ea99b635b5f4d0e2dd6f4d58090b86e73c523c72719dbfd3b34d30e9416b2ba4f094ada5e5bb237bdfe9f1055a6

  • SSDEEP

    3072:N3qQNo93mKhAuLxqju2xG+BnW95qsapJQE4FnaJNNf:TK93eu8u+dBnW7qsaAKN

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 1 IoCs

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

  • Program crash 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.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_640b1ca62dafa76628a5e5a8262e8706.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_640b1ca62dafa76628a5e5a8262e8706.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2988
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_640b1ca62dafa76628a5e5a8262e8706mgr.exe
      C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_640b1ca62dafa76628a5e5a8262e8706mgr.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:988
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 988 -s 480
        3⤵
        • Program crash
        PID:1336
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 988 -ip 988
    1⤵
      PID:1808

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_640b1ca62dafa76628a5e5a8262e8706mgr.exe

      Filesize

      106KB

      MD5

      fe36fb1073e6f8fa14d7250501a29aaf

      SHA1

      6c7e01278362797dabcff3e666b68227cb9af10f

      SHA256

      f34e5af97ccb3574f7d5343246138daf979bfd1f9c37590e9a41f6420ddb3bb6

      SHA512

      8584c008c5780352f634c37b7f46543a26280b57577b675f6e72185bfc1d95f771d210d799d704eceaba509ebfd2796fb43829495d5b2a568c741ad2d44f882f

    • C:\Users\Admin\AppData\Local\Temp\~TM783D.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/988-6-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/988-7-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/2988-0-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2988-4-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB