Analysis

  • max time kernel
    143s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/03/2025, 04:57

General

  • Target

    Details.exe

  • Size

    870KB

  • MD5

    e0ec839764ae56e62e9364e23041b3db

  • SHA1

    ae987318340ef295de371a02e9602138dae8402c

  • SHA256

    8ea6760f51cdc21cc0a0fb1ed6503eb018afd2074b2a0bde8a8b1b3cb07731e3

  • SHA512

    1e53321b77d55dd7a8dbebbf1c7a09da7875bd90c95e19e14f43cebfc089d929a947746148a8d88e7e92431445c88802eb3350f46f1520c152a8e44b08f8df32

  • SSDEEP

    24576:pg++eYJ0vd8uDrB+UocB1RfpePcsGOFh:C++eYKe8rHjDREPcsrF

Malware Config

Extracted

Family

darkcloud

C2

https://api.telegram.org/bot7725030292:AAFHYtQUWDdOhIko2DIqyexjh4XvUaOA1Fs/sendMessage?chat_id=6732456666

Signatures

  • DarkCloud

    An information stealer written in Visual Basic.

  • Darkcloud family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Details.exe
    "C:\Users\Admin\AppData\Local\Temp\Details.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4016
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Details.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2616
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VPmLZviJwp.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1856
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VPmLZviJwp" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD978.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4928
    • C:\Users\Admin\AppData\Local\Temp\Details.exe
      "C:\Users\Admin\AppData\Local\Temp\Details.exe"
      2⤵
        PID:2672
      • C:\Users\Admin\AppData\Local\Temp\Details.exe
        "C:\Users\Admin\AppData\Local\Temp\Details.exe"
        2⤵
          PID:3080
        • C:\Users\Admin\AppData\Local\Temp\Details.exe
          "C:\Users\Admin\AppData\Local\Temp\Details.exe"
          2⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of SetWindowsHookEx
          PID:3852

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

        Filesize

        2KB

        MD5

        968cb9309758126772781b83adb8a28f

        SHA1

        8da30e71accf186b2ba11da1797cf67f8f78b47c

        SHA256

        92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

        SHA512

        4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

        Filesize

        18KB

        MD5

        eadebe7f4052dd827c3c3a70c6605f8c

        SHA1

        a807a4ce2200b2260503f243afe041c834cab1c2

        SHA256

        36f491388c32d219b35ef592ab01fef11fb4d8eb2db74991c5b82016ee1c8c93

        SHA512

        547e6ba5ccf9369d9bcf1837917d06caaa0b6874497d9b3e586247238ba04201460e2b94c7ee395b6ca8a91772f9d1e2d66a6b9cf303d762533722b0d6f59689

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mrvlcjpk.ukl.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Local\Temp\tmpD978.tmp

        Filesize

        1KB

        MD5

        900ff6ea0760eb3903aac74854861193

        SHA1

        c52657f4ab1042cf50d4e176181ecb04bd305f20

        SHA256

        efd336445218c44cb322083598c6cacc827a0d960248896144ab3737127a388d

        SHA512

        32df6938f9cde318de6a3fef40668305367dde99ea749d5ded9b049af4e9cc02cd2c86758ccf67c56803f8eff6eae4888f90cb0c88bb91c3482bbe09a3503f07

      • memory/1856-19-0x0000000075380000-0x0000000075B30000-memory.dmp

        Filesize

        7.7MB

      • memory/1856-92-0x0000000075380000-0x0000000075B30000-memory.dmp

        Filesize

        7.7MB

      • memory/1856-83-0x0000000007690000-0x00000000076A4000-memory.dmp

        Filesize

        80KB

      • memory/1856-80-0x00000000076D0000-0x0000000007766000-memory.dmp

        Filesize

        600KB

      • memory/1856-67-0x0000000075C30000-0x0000000075C7C000-memory.dmp

        Filesize

        304KB

      • memory/1856-26-0x0000000075380000-0x0000000075B30000-memory.dmp

        Filesize

        7.7MB

      • memory/1856-21-0x0000000075380000-0x0000000075B30000-memory.dmp

        Filesize

        7.7MB

      • memory/2616-25-0x0000000005020000-0x0000000005086000-memory.dmp

        Filesize

        408KB

      • memory/2616-81-0x00000000071D0000-0x00000000071E1000-memory.dmp

        Filesize

        68KB

      • memory/2616-17-0x00000000050B0000-0x00000000056D8000-memory.dmp

        Filesize

        6.2MB

      • memory/2616-18-0x0000000075380000-0x0000000075B30000-memory.dmp

        Filesize

        7.7MB

      • memory/2616-15-0x00000000023A0000-0x00000000023D6000-memory.dmp

        Filesize

        216KB

      • memory/2616-20-0x0000000075380000-0x0000000075B30000-memory.dmp

        Filesize

        7.7MB

      • memory/2616-91-0x0000000075380000-0x0000000075B30000-memory.dmp

        Filesize

        7.7MB

      • memory/2616-85-0x00000000072F0000-0x00000000072F8000-memory.dmp

        Filesize

        32KB

      • memory/2616-84-0x0000000007310000-0x000000000732A000-memory.dmp

        Filesize

        104KB

      • memory/2616-82-0x0000000007200000-0x000000000720E000-memory.dmp

        Filesize

        56KB

      • memory/2616-16-0x0000000075380000-0x0000000075B30000-memory.dmp

        Filesize

        7.7MB

      • memory/2616-79-0x0000000007040000-0x000000000704A000-memory.dmp

        Filesize

        40KB

      • memory/2616-27-0x00000000056E0000-0x0000000005A34000-memory.dmp

        Filesize

        3.3MB

      • memory/2616-78-0x0000000006FD0000-0x0000000006FEA000-memory.dmp

        Filesize

        104KB

      • memory/2616-24-0x0000000004F00000-0x0000000004F66000-memory.dmp

        Filesize

        408KB

      • memory/2616-77-0x0000000007610000-0x0000000007C8A000-memory.dmp

        Filesize

        6.5MB

      • memory/2616-23-0x0000000004DE0000-0x0000000004E02000-memory.dmp

        Filesize

        136KB

      • memory/2616-52-0x0000000005C90000-0x0000000005CAE000-memory.dmp

        Filesize

        120KB

      • memory/2616-53-0x0000000006240000-0x000000000628C000-memory.dmp

        Filesize

        304KB

      • memory/2616-54-0x0000000006C90000-0x0000000006CC2000-memory.dmp

        Filesize

        200KB

      • memory/2616-55-0x0000000075C30000-0x0000000075C7C000-memory.dmp

        Filesize

        304KB

      • memory/2616-65-0x0000000006C50000-0x0000000006C6E000-memory.dmp

        Filesize

        120KB

      • memory/2616-66-0x0000000006CD0000-0x0000000006D73000-memory.dmp

        Filesize

        652KB

      • memory/3852-34-0x0000000000400000-0x0000000000472000-memory.dmp

        Filesize

        456KB

      • memory/3852-28-0x0000000000400000-0x0000000000472000-memory.dmp

        Filesize

        456KB

      • memory/4016-7-0x000000007538E000-0x000000007538F000-memory.dmp

        Filesize

        4KB

      • memory/4016-6-0x0000000005340000-0x0000000005350000-memory.dmp

        Filesize

        64KB

      • memory/4016-5-0x0000000075380000-0x0000000075B30000-memory.dmp

        Filesize

        7.7MB

      • memory/4016-0-0x000000007538E000-0x000000007538F000-memory.dmp

        Filesize

        4KB

      • memory/4016-51-0x0000000075380000-0x0000000075B30000-memory.dmp

        Filesize

        7.7MB

      • memory/4016-4-0x0000000004D40000-0x0000000004D4A000-memory.dmp

        Filesize

        40KB

      • memory/4016-8-0x0000000075380000-0x0000000075B30000-memory.dmp

        Filesize

        7.7MB

      • memory/4016-9-0x0000000005F30000-0x0000000005FEC000-memory.dmp

        Filesize

        752KB

      • memory/4016-3-0x0000000004DC0000-0x0000000004E52000-memory.dmp

        Filesize

        584KB

      • memory/4016-2-0x0000000005370000-0x0000000005914000-memory.dmp

        Filesize

        5.6MB

      • memory/4016-1-0x0000000000290000-0x0000000000370000-memory.dmp

        Filesize

        896KB

      • memory/4016-10-0x00000000061F0000-0x000000000628C000-memory.dmp

        Filesize

        624KB