Analysis

  • max time kernel
    51s
  • max time network
    51s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/06/2024, 01:39

General

  • Target
    aac1416d21318d7eec4ecc4e87d91cfbee0b5d569ff9642070c9947c4c59265e.exe
  • Size 651KB
  • Sample240628-b3ewxatgrd
  • SHA256 aac1416d21318d7eec4ecc4e87d91cfbee0b5d569ff9642070c9947c4c59265e
  • 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
  • Drops file in Windows directory 1 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\aac1416d21318d7eec4ecc4e87d91cfbee0b5d569ff9642070c9947c4c59265e.exe
    "C:\Users\Admin\AppData\Local\Temp\aac1416d21318d7eec4ecc4e87d91cfbee0b5d569ff9642070c9947c4c59265e.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:1752
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$Reacher=Get-Content 'C:\Users\Admin\AppData\Roaming\Odontiasis\Goatishness\Upraught\Photoflash.Han';$Strukturfunktioners=$Reacher.SubString(68373,3);.$Strukturfunktioners($Reacher)"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1692
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1692 -s 2196
        3⤵
        • Program crash
        PID:1960
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1692 -ip 1692
    1⤵
      PID:3980

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          __PSScriptPolicyTest_k3mynzuc.n0m.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k3mynzuc.n0m.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512

          AdvSplash.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsd4150.tmp\AdvSplash.dll
          • Size 6KB
          • SHA256 3ec3cf21a99ab0533ec2c451df3b5542733f70b972089d5c321ad7ae3b87d175
          • MD5 SHA1 SHA512 SSDEEP

          BgImage.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsd4150.tmp\BgImage.dll
          • Size 7KB
          • SHA256 71ce676703dad028e4083e6b960b1ed89885877079d46d5021506eaa6d99db53
          • MD5 SHA1 SHA512 SSDEEP

          UserInfo.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsd4150.tmp\UserInfo.dll
          • Size 4KB
          • SHA256 41293b9f6588e0fbdc8fcf2a9bd8e2b244cd5ff038fc13033378da337219c9dc
          • MD5 SHA1 SHA512

          nsExec.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsd4150.tmp\nsExec.dll
          • Size 6KB
          • SHA256 d3694fa0503158194129d113fcc1c83177ff5a5f93d898ce0bcfe9ce12f06bf4
          • MD5 SHA1 SHA512 SSDEEP

          Photoflash.Han

          • Path C:\Users\Admin\AppData\Roaming\Odontiasis\Goatishness\Upraught\Photoflash.Han
          • Size 66KB
          • SHA256 25cee3997bf135d9bd98502de830e137072bf235e1043f3c28d7d1f3a69b1a11
          • MD5 SHA1 SHA512 SSDEEP

          slukningen.lnk

          • Path C:\Users\Admin\Pictures\slukningen.lnk
          • Size 1KB
          • SHA256 4c3d4628affd02b4bdda1119c34b76e9bc6f1d90bb0a1fa5167434362334b6a9
          • MD5 SHA1 SHA512

          memory/1692-179-0x00000000061A0000-0x0000000006206000-memory.dmp

          memory/1692-191-0x0000000006810000-0x000000000685C000-memory.dmp

          memory/1692-176-0x0000000073B70000-0x0000000074320000-memory.dmp

          memory/1692-177-0x0000000005850000-0x0000000005872000-memory.dmp

          memory/1692-178-0x0000000006030000-0x0000000006096000-memory.dmp

          memory/1692-174-0x0000000005A00000-0x0000000006028000-memory.dmp

          memory/1692-173-0x00000000031F0000-0x0000000003226000-memory.dmp

          memory/1692-189-0x0000000006210000-0x0000000006564000-memory.dmp

          memory/1692-190-0x00000000067E0000-0x00000000067FE000-memory.dmp

          memory/1692-175-0x0000000073B70000-0x0000000074320000-memory.dmp

          memory/1692-192-0x00000000077C0000-0x0000000007856000-memory.dmp

          memory/1692-193-0x0000000006D10000-0x0000000006D2A000-memory.dmp

          memory/1692-194-0x0000000006D60000-0x0000000006D82000-memory.dmp

          memory/1692-195-0x0000000007E10000-0x00000000083B4000-memory.dmp

          memory/1692-172-0x0000000073B7E000-0x0000000073B7F000-memory.dmp

          memory/1692-197-0x0000000008A40000-0x00000000090BA000-memory.dmp

          memory/1692-199-0x0000000073B70000-0x0000000074320000-memory.dmp