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Analysis

  • max time kernel
    155s
  • max time network
    177s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/12/2023, 14:43

General

  • Target

    7671b710f604fa2a6fd2ca2b3a08e51a.exe

  • Size

    97KB

  • MD5

    7671b710f604fa2a6fd2ca2b3a08e51a

  • SHA1

    910e6d04a222efe9d95e62aa5057573864e9193f

  • SHA256

    08c152360f418ed895c7cfa6a1f29737e7eb5653bdac5e3d1dc8687bd4a0fa1f

  • SHA512

    98dc1234a871a0d91dbecf3e8089a4d8184d9ea79a0b407cb6018a557e305f6595bca8985025dc4a34a6d11e9a11132167b5512c4e8b6b6a1fb8b5a45647b5e9

  • SSDEEP

    1536:ZzZZpp48Zd0lo+4EMMyO3OexOSEowTwBjzvcmJoxDWqfqNII2Ca2B:BZSlI/HUOjSiToj7CEqfqg2B

Malware Config

Signatures

  • Ramnit

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

  • Loads dropped DLL 1 IoCs
  • UPX packed file 1 IoCs

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

  • Program crash 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7671b710f604fa2a6fd2ca2b3a08e51a.exe
    "C:\Users\Admin\AppData\Local\Temp\7671b710f604fa2a6fd2ca2b3a08e51a.exe"
    1⤵
    • Loads dropped DLL
    PID:4300
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4300 -s 10168
      2⤵
      • Program crash
      PID:3624
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4300 -ip 4300
    1⤵
      PID:2300

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~TMF30B.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/4300-0-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/4300-1-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/4300-2-0x00000000021C0000-0x00000000021FF000-memory.dmp

      Filesize

      252KB

    • memory/4300-6-0x0000000077102000-0x0000000077104000-memory.dmp

      Filesize

      8KB

    • memory/4300-8-0x0000000077102000-0x0000000077104000-memory.dmp

      Filesize

      8KB

    • memory/4300-7-0x0000000077102000-0x0000000077103000-memory.dmp

      Filesize

      4KB

    • memory/4300-9-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/4300-10-0x00000000021C0000-0x00000000021FF000-memory.dmp

      Filesize

      252KB