Analysis

  • max time kernel
    120s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-10-2024 14:02

General

  • Target

    Rundholterne89.exe

  • Size

    870KB

  • MD5

    a1e239c4d5116e289ce0597a92844ede

  • SHA1

    4562d452ccc32512291c3165a0b9b3c076b28094

  • SHA256

    1e507febdd48a2bf2429c8011bd5cbc5c7b018207bdaec87665b8b51fa13d904

  • SHA512

    500ddcdc2f1e3ca0da0a43006b99c6e78697433fc0757d25ddff94190dd2d725799faf267efdfacdef758e9024591368454f14025662cc6a1309bce7863494d2

  • SSDEEP

    24576:/75JHVcDo1hTW+VeQ9Ke+alCJmvulW6Nd0vd:jDHVUW/VrKe+m7mwMAd

Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell and hide display window.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Rundholterne89.exe
    "C:\Users\Admin\AppData\Local\Temp\Rundholterne89.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$Ungarnsopholdet197=Get-Content -raw 'C:\Users\Admin\AppData\Roaming\underarmsmusklens\Edriophthalmian\Levitator\Exungulate.Spe205';$Ratanhia=$Ungarnsopholdet197.SubString(55438,3);.$Ratanhia($Ungarnsopholdet197)"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2752
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$Ungarnsopholdet197=Get-Content -raw 'C:\Users\Admin\AppData\Roaming\underarmsmusklens\Edriophthalmian\Levitator\Exungulate.Spe205';$Ratanhia=$Ungarnsopholdet197.SubString(55438,3);.$Ratanhia($Ungarnsopholdet197)"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\VRTLJO96LARSB9E49CUZ.temp

    Filesize

    7KB

    MD5

    773c014601ed6e3ea3755e2ed0113541

    SHA1

    e9451108e944fd29ed1d924eb185f8234e705fae

    SHA256

    9b1a832d6d4bf2644d0f856268d672e7bddebbc3eeae8af7991057cff19501a1

    SHA512

    613658055bbaff398faab59b284bcdab25c972977f8bfd9968cb1bff5cdbc84c13e6db4436841c82298b8fae3b03c1425cb604308fed46aaa4124f7a16165ba6

  • memory/2752-16-0x0000000073FC0000-0x000000007456B000-memory.dmp

    Filesize

    5.7MB

  • memory/2752-15-0x0000000073FC0000-0x000000007456B000-memory.dmp

    Filesize

    5.7MB

  • memory/2752-9-0x0000000073FC1000-0x0000000073FC2000-memory.dmp

    Filesize

    4KB

  • memory/2752-17-0x0000000073FC0000-0x000000007456B000-memory.dmp

    Filesize

    5.7MB