Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/07/2024, 06:41

General

  • Target
    Uundgaaelige.exe
  • Size 541KB
  • Sample240715-hfsb2ssgrl
  • SHA256 c9736cdc4ade9fddb9b293e0366f182f972154d98169b58e532b7905c310bf97
  • 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.

  • Loads dropped DLL 4 IoCs
  • 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\Uundgaaelige.exe
    "C:\Users\Admin\AppData\Local\Temp\Uundgaaelige.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3200
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$Acrasiales=Get-Content 'C:\Users\Admin\AppData\Roaming\raffineredes\cerous\Chugging\Dialektologi.Alt';$Bodingly=$Acrasiales.SubString(40630,3);.$Bodingly($Acrasiales)
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1568
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1568 -s 2532
        3⤵
        • Program crash
        PID:3672
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 1568 -ip 1568
    1⤵
      PID:3048

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          __PSScriptPolicyTest_k4r1f5ws.mq0.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k4r1f5ws.mq0.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512

          BgImage.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsuB836.tmp\BgImage.dll
          • Size 7KB
          • SHA256 d0607e535ff5573638ee1d70612e2239d5cb3c87307f48cfd57aa1c5cc0d9524
          • MD5 SHA1 SHA512 SSDEEP

          UserInfo.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsuB836.tmp\UserInfo.dll
          • Size 4KB
          • SHA256 d0949b4c0640ee6a80db5a7f6d93fc631ed194de197d79bf080ec1752c6f1166
          • MD5 SHA1 SHA512

          nsDialogs.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsuB836.tmp\nsDialogs.dll
          • Size 9KB
          • SHA256 c1cc3aa4326e83a73a778dee0cf9afcc03a6bafb0a32cea791a27eb9c2288985
          • MD5 SHA1 SHA512 SSDEEP

          Dialektologi.Alt

          • Path C:\Users\Admin\AppData\Roaming\raffineredes\cerous\Chugging\Dialektologi.Alt
          • Size 70KB
          • SHA256 008302e66df0902bdd917aac31979f6a3b248189fadd2ce84c42e3e6618dc8c3
          • MD5 SHA1 SHA512 SSDEEP

          memory/1568-30-0x00000000059E0000-0x0000000005A46000-memory.dmp

          memory/1568-42-0x0000000006070000-0x00000000060BC000-memory.dmp

          memory/1568-27-0x0000000073B20000-0x00000000742D0000-memory.dmp

          memory/1568-28-0x0000000005080000-0x00000000050A2000-memory.dmp

          memory/1568-29-0x0000000005970000-0x00000000059D6000-memory.dmp

          memory/1568-25-0x0000000073B20000-0x00000000742D0000-memory.dmp

          memory/1568-24-0x0000000002A50000-0x0000000002A86000-memory.dmp

          memory/1568-40-0x0000000005A50000-0x0000000005DA4000-memory.dmp

          memory/1568-41-0x0000000006040000-0x000000000605E000-memory.dmp

          memory/1568-26-0x0000000005110000-0x0000000005738000-memory.dmp

          memory/1568-45-0x0000000006570000-0x0000000006592000-memory.dmp

          memory/1568-44-0x0000000006550000-0x000000000656A000-memory.dmp

          memory/1568-43-0x0000000007040000-0x00000000070D6000-memory.dmp

          memory/1568-46-0x0000000007690000-0x0000000007C34000-memory.dmp

          memory/1568-23-0x0000000073B2E000-0x0000000073B2F000-memory.dmp

          memory/1568-48-0x00000000082C0000-0x000000000893A000-memory.dmp

          memory/1568-50-0x0000000073B20000-0x00000000742D0000-memory.dmp