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Analysis

  • max time kernel
    88s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/10/2022, 19:13

General

  • Target

    c121bf80076edb5f334bf6c69ba4033416680f5665549b0724674419ed41661c.exe

  • Size

    144KB

  • MD5

    838419142e94a56919edd1c91e5cd120

  • SHA1

    5a32c04c952027989862716f372881990bc6ea41

  • SHA256

    c121bf80076edb5f334bf6c69ba4033416680f5665549b0724674419ed41661c

  • SHA512

    42a0d90a35f8035e24043a92dc747e996f9e66d71d1294bacf2bb8b51ff63fc4a8a2031f7a238e477432b9bb9eb39f30130e37cdc8684caad9d5b2b87c7a89aa

  • SSDEEP

    3072:e+FDzK71QkbstyJjCKICpC72s/mlaX0oAgcDZOkxlKtEKBxdJVvL:e+I713bstyJj0sC7/HxAl0k6tFBxxT

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\c121bf80076edb5f334bf6c69ba4033416680f5665549b0724674419ed41661c.exe
    "C:\Users\Admin\AppData\Local\Temp\c121bf80076edb5f334bf6c69ba4033416680f5665549b0724674419ed41661c.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of UnmapMainImage
    PID:2116
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2116 -s 360
      2⤵
      • Program crash
      PID:2156
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2116 -ip 2116
    1⤵
      PID:3148

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~TMA1A4.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/2116-132-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/2116-135-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/2116-136-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/2116-138-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/2116-139-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/2116-140-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/2116-141-0x0000000077E40000-0x0000000077FE3000-memory.dmp

      Filesize

      1.6MB

    • memory/2116-142-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB