Analysis

  • max time kernel
    148s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    10/03/2025, 11:21

General

  • Target

    be959c5af412cea0ace74075b381c4a2328160b92cdde26a4dd8739a437be30e.exe

  • Size

    1.2MB

  • MD5

    498c31b587f16c1263e92a03a8baeb93

  • SHA1

    8c6edd8e32870a3276d2ed246d2311e05764b42d

  • SHA256

    be959c5af412cea0ace74075b381c4a2328160b92cdde26a4dd8739a437be30e

  • SHA512

    f10fe82ba2a995c77737260c6b0407ae59b97d16fecebeaef5a22ae636197b33fcaf0dacabc925167b6f21a764ee19d34636ecb02194ab5a1e2780151b799f92

  • SSDEEP

    24576:1o7MrTswryb85Fm6lmnr4eKiwMonfJk/WvDHal++UQcOVh9Z:kQ2bcs6cseJwMofqeakQJh9

Malware Config

Extracted

Family

darkcloud

C2

https://api.telegram.org/bot8052153515:AAEy1R0ssCqYRtfr5MLZ5lbcuC9K_RdIieY/sendMessage?chat_id=5022382431

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.

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\be959c5af412cea0ace74075b381c4a2328160b92cdde26a4dd8739a437be30e.exe
    "C:\Users\Admin\AppData\Local\Temp\be959c5af412cea0ace74075b381c4a2328160b92cdde26a4dd8739a437be30e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:844
    • 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\be959c5af412cea0ace74075b381c4a2328160b92cdde26a4dd8739a437be30e.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2816
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\xIjdSSf.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2712
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xIjdSSf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBD85.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2848
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2584

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpBD85.tmp

    Filesize

    1KB

    MD5

    080bc044b6b6ac40df60793a39052de4

    SHA1

    e381d84b370716848c4c88233e70c6dec39acc30

    SHA256

    cab6edc5aeb909bc07c96dbbec96df647c07ef5477461e980aa0c916a5392cc4

    SHA512

    2992fb594f42b3e036cecfe1b590f458a0e99317d8dafcbafe89e3ac84eeb6ae0e011fe66f6731e40e00cc41d1958434b1133f859c6acfa730f235f2157378ba

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    38ef3605d5b4560c5930a9f77b5ea878

    SHA1

    d35de9db8dccc67315f56e7682c90b68e551d2fb

    SHA256

    2540807be1ad47c4da9e9c1ed42151ff83f9367bf0089d11d12ccd9502f63463

    SHA512

    79e1b4b2ec96fdb3bc2e32ad995cd92799e9621d7c380e9fc7a00df74954c3a11dc616db88c8dca05924cf1808abcbd4338d33f04f734bde7550045dc64b5f1d

  • \Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\XECUDNCD-Admin\vbsqlite3.dll

    Filesize

    161KB

    MD5

    073a17b6cfb1112c6c838b2fba06a657

    SHA1

    a54bb22489eaa8c52eb3e512aee522320530b0be

    SHA256

    dcfcd16fbf0511d3f2b3792e5493fa22d7291e4bb2efbfa5ade5002a04fc2cab

    SHA512

    5bc8307350bd8ba09fa9eedddc62f1dba65db62eb09ae64e0adff4dfad0937dbec5b621f294f5980bf77033faac3bfe200945c0280606915ee9a82d34a003b9e

  • memory/844-0-0x00000000747AE000-0x00000000747AF000-memory.dmp

    Filesize

    4KB

  • memory/844-4-0x0000000000550000-0x000000000056E000-memory.dmp

    Filesize

    120KB

  • memory/844-5-0x00000000747AE000-0x00000000747AF000-memory.dmp

    Filesize

    4KB

  • memory/844-6-0x00000000747A0000-0x0000000074E8E000-memory.dmp

    Filesize

    6.9MB

  • memory/844-7-0x000000000AA90000-0x000000000AB4C000-memory.dmp

    Filesize

    752KB

  • memory/844-2-0x00000000747A0000-0x0000000074E8E000-memory.dmp

    Filesize

    6.9MB

  • memory/844-1-0x0000000001000000-0x0000000001140000-memory.dmp

    Filesize

    1.2MB

  • memory/844-40-0x00000000747A0000-0x0000000074E8E000-memory.dmp

    Filesize

    6.9MB

  • memory/844-3-0x0000000005FA0000-0x000000000609E000-memory.dmp

    Filesize

    1016KB

  • memory/2584-30-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/2584-39-0x000000006B3E0000-0x000000006B449000-memory.dmp

    Filesize

    420KB

  • memory/2584-29-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/2584-28-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2584-20-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/2584-24-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/2584-22-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB