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Analysis

  • max time kernel
    94s
  • 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
    13/01/2025, 00:50

General

  • Target

    JaffaCakes118_1c8ff89fe883dda790d9196f2e4e760b.exe

  • Size

    106KB

  • MD5

    1c8ff89fe883dda790d9196f2e4e760b

  • SHA1

    727d3659d98b6306a872fe97499b15dc9d679637

  • SHA256

    17f8b05fdfbf5ee9ca4dfc8a14b0cda129305f3dbf09efe7cecd3bc94164443a

  • SHA512

    770776fdd32281019848689f58c2729aca06bb8054b720e9bc6099b45b81adc22ae5905a2845dbee6b284a86e90cb077fd3c2bd599485a5cc669ff0c59735d8b

  • SSDEEP

    1536:r+FDoKfniY1u7Nn2JFkC2styJjCKICFjC7EWisS+5mlatSfkZ:r+FDxK71QkbstyJjCKICpC72s/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 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_1c8ff89fe883dda790d9196f2e4e760b.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1c8ff89fe883dda790d9196f2e4e760b.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    PID:4004
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4004 -s 436
      2⤵
      • Program crash
      PID:2244
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4004 -ip 4004
    1⤵
      PID:2848

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~TMBA47.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/4004-9-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4004-6-0x0000000000400000-0x000000000043A000-memory.dmp

      Filesize

      232KB

    • memory/4004-8-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4004-10-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4004-11-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4004-0-0x0000000000400000-0x000000000043A000-memory.dmp

      Filesize

      232KB

    • memory/4004-7-0x0000000000900000-0x0000000000901000-memory.dmp

      Filesize

      4KB

    • memory/4004-4-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4004-3-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4004-2-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4004-1-0x0000000000401000-0x0000000000402000-memory.dmp

      Filesize

      4KB

    • memory/4004-17-0x0000000077172000-0x0000000077173000-memory.dmp

      Filesize

      4KB

    • memory/4004-16-0x0000000077172000-0x0000000077174000-memory.dmp

      Filesize

      8KB