Analysis

  • max time kernel
    167s
  • max time network
    173s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-11-2022 02:42

General

  • Target

    6bf76f575f9fe1c3e9d449c811cf26ceda424c4289af28c1bf2a189cd71613b8.exe

  • Size

    160KB

  • MD5

    1f166853bd6d21270e7a464d41785cc2

  • SHA1

    7a4a73298cf48a6f173183f6a61a62faa7952b90

  • SHA256

    6bf76f575f9fe1c3e9d449c811cf26ceda424c4289af28c1bf2a189cd71613b8

  • SHA512

    729343b02b8b00234cfc84d74c181fdb2689689d7b169142cef5555a258fb4362b971d44d001c440118d48f62e1991241c377b7f3d8806623a623ccbd9c14719

  • SSDEEP

    3072:Q+FDzK71QkbstyJjCKICpC72s/mlaXGucueGEQfo/S6uVCR3FUWV:Q+I713bstyJj0sC7/HVek76h1

Malware Config

Signatures

  • Ramnit

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

  • UPX packed file 6 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\6bf76f575f9fe1c3e9d449c811cf26ceda424c4289af28c1bf2a189cd71613b8.exe
    "C:\Users\Admin\AppData\Local\Temp\6bf76f575f9fe1c3e9d449c811cf26ceda424c4289af28c1bf2a189cd71613b8.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of UnmapMainImage
    PID:4540
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 456
      2⤵
      • Program crash
      PID:1992
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4540 -ip 4540
    1⤵
      PID:5100

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~TMBBC3.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/4540-132-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/4540-135-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4540-136-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4540-138-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/4540-139-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/4540-140-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/4540-141-0x00000000776E0000-0x0000000077883000-memory.dmp

      Filesize

      1.6MB

    • memory/4540-142-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB