Analysis

  • max time kernel
    145s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/05/2024, 18:11

General

  • Target
    Colep Packaging Polska (602447) - invoice 342000749.exe
  • Size 427KB
  • Sample240522-wsl8fsbe52
  • SHA256 74e64ac4e30e760332d456eb22f9c287a378653566cf4eac6278c4576c2d5cf9
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Colep Packaging Polska (602447) - invoice 342000749.exe
    "C:\Users\Admin\AppData\Local\Temp\Colep Packaging Polska (602447) - invoice 342000749.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3724
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$Undertrykt=Get-Content 'C:\Users\Admin\AppData\Local\Temp\rumfangsformlers\mettemaries\Stningsstrukturers.Rec';$Sludrehoved=$Undertrykt.SubString(60222,3);.$Sludrehoved($Undertrykt)"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2292
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c "set /A 1^^0"
        3⤵
          PID:4248
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2292 -s 2728
          3⤵
          • Program crash
          PID:3252
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2292 -ip 2292
      1⤵
        PID:3532

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            __PSScriptPolicyTest_3i2q020r.2td.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3i2q020r.2td.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512

            Stningsstrukturers.Rec

            • Path C:\Users\Admin\AppData\Local\Temp\rumfangsformlers\mettemaries\Stningsstrukturers.Rec
            • Size 58KB
            • SHA256 0e5ad13c4627a6fcb258cbcf2e67bde5ac0f66b8e85291ba05dacc5021eeb4df
            • MD5 SHA1 SHA512 SSDEEP

            memory/2292-9-0x0000000074C80000-0x0000000075430000-memory.dmp

            memory/2292-24-0x0000000005A60000-0x0000000005AAC000-memory.dmp

            memory/2292-5-0x0000000074C8E000-0x0000000074C8F000-memory.dmp

            memory/2292-10-0x0000000004B50000-0x0000000004B72000-memory.dmp

            memory/2292-11-0x0000000005360000-0x00000000053C6000-memory.dmp

            memory/2292-12-0x00000000053D0000-0x0000000005436000-memory.dmp

            memory/2292-8-0x0000000074C80000-0x0000000075430000-memory.dmp

            memory/2292-22-0x0000000005440000-0x0000000005794000-memory.dmp

            memory/2292-23-0x0000000005A20000-0x0000000005A3E000-memory.dmp

            memory/2292-7-0x0000000004CC0000-0x00000000052E8000-memory.dmp

            memory/2292-25-0x0000000006A40000-0x0000000006AD6000-memory.dmp

            memory/2292-26-0x0000000005F30000-0x0000000005F4A000-memory.dmp

            memory/2292-27-0x0000000005F90000-0x0000000005FB2000-memory.dmp

            memory/2292-28-0x0000000007090000-0x0000000007634000-memory.dmp

            memory/2292-6-0x0000000002430000-0x0000000002466000-memory.dmp

            memory/2292-30-0x0000000007CC0000-0x000000000833A000-memory.dmp

            memory/2292-31-0x0000000074C80000-0x0000000075430000-memory.dmp