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Analysis

  • max time kernel
    160s
  • max time network
    169s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2022, 06:05

General

  • Target

    c631fced0f74c5202e5b6dda8505ed786826b3f8f291cb96f25f7977477b3b15.exe

  • Size

    5KB

  • MD5

    40a2d46d430b793ef9bf9b8fa472c89c

  • SHA1

    a241a7ab0945098746686deddf50bd8d814691b8

  • SHA256

    c631fced0f74c5202e5b6dda8505ed786826b3f8f291cb96f25f7977477b3b15

  • SHA512

    07653fea5d4bb5a1f12f2cb863d91c0ea0e4a13d49e561c04a53a3e80605526de11439f15d70dc1b8c20c320c7a53fbcec1713d50a5d11291092e63f7e89beda

  • SSDEEP

    96:IBDzxCW0EQfNF9kSQpPJxLnO2tlQDiTG7jqwbq:qcPFLQpfLnOwQDoG7jqwbq

Score
8/10
upx

Malware Config

Signatures

  • UPX packed file 2 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c631fced0f74c5202e5b6dda8505ed786826b3f8f291cb96f25f7977477b3b15.exe
    "C:\Users\Admin\AppData\Local\Temp\c631fced0f74c5202e5b6dda8505ed786826b3f8f291cb96f25f7977477b3b15.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1828
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\c631fced0f74c5202e5b6dda8505ed786826b3f8f291cb96f25f7977477b3b15.exe > nul
      2⤵
        PID:4632
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1828 -s 1548
        2⤵
        • Program crash
        PID:4676
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1828 -ip 1828
      1⤵
        PID:4696

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1828-132-0x0000000000400000-0x0000000000407000-memory.dmp

        Filesize

        28KB

      • memory/1828-134-0x0000000000400000-0x0000000000407000-memory.dmp

        Filesize

        28KB