Analysis

  • max time kernel
    91s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2022, 22:52

General

  • Target

    6799ccd4819da209919971e8e1ad99907db1f6a5b54dcf62b8ac49dbc7bcb794.exe

  • Size

    106KB

  • MD5

    ef1944a094c05ea45880c4212a904bdf

  • SHA1

    743c49c0a148d8658b9c9f45770cd270c38e5410

  • SHA256

    6799ccd4819da209919971e8e1ad99907db1f6a5b54dcf62b8ac49dbc7bcb794

  • SHA512

    0659f0f16b1aa6eac956f05d6718edba284c6ae49352fc6892b5edee82b1dc20759a6fa05a5a641c597248da785f9da00f961804464fa11570b4397995c48edf

  • SSDEEP

    1536:a+FDoKlniY1u7Nn2JFkC2styJjCKICFjC7EWisS+5mlatSfkZ:a+FDXK71QkbstyJjCKICpC72s/mlaX

Malware Config

Signatures

  • Ramnit

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

  • UPX packed file 7 IoCs

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

  • Loads dropped DLL 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6799ccd4819da209919971e8e1ad99907db1f6a5b54dcf62b8ac49dbc7bcb794.exe
    "C:\Users\Admin\AppData\Local\Temp\6799ccd4819da209919971e8e1ad99907db1f6a5b54dcf62b8ac49dbc7bcb794.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of UnmapMainImage
    PID:1436
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1436 -s 416
      2⤵
      • Program crash
      PID:4076
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1436 -ip 1436
    1⤵
      PID:5040

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~TMA3D6.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/1436-132-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/1436-135-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/1436-136-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/1436-137-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/1436-138-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/1436-139-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/1436-141-0x00000000772E0000-0x0000000077483000-memory.dmp

      Filesize

      1.6MB

    • memory/1436-142-0x0000000000400000-0x000000000042E000-memory.dmp

      Filesize

      184KB

    • memory/1436-143-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB