Analysis

  • max time kernel
    141s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    07/03/2025, 07:22

General

  • Target

    SecuriteInfo.com.Win32.MalwareX-gen.10942.8790.exe

  • Size

    845KB

  • MD5

    1c952627db9f89d810c16e45f7364f5f

  • SHA1

    75087303e05cbe848e3dd2d709542aaa8f5d98c0

  • SHA256

    4db7507380d62465271df29775dd284e6421a2f6848bc9f5eb17188d399e9edf

  • SHA512

    1ff1cd3b0d685e2fa07714bcddf594507928a116fc33a27615d00859e19e6e4c1dcf0a27c75c52505d12dd086ad8f6cf8f564e56bbd8408cc57d94300112bac4

  • SSDEEP

    24576:yr++eYJ/eRnjnielBiPI/TS1EmUJrJABUGG9Y/assxUfA:y++eYYpnFviw/TS6AI9tsZY

Malware Config

Extracted

Family

darkcloud

C2

https://api.telegram.org/bot7922909971:AAESR5mvezMqr8iz6psLIehHVuWpWpAUuaI/sendMessage?chat_id=7518399906

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.

  • 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 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.MalwareX-gen.10942.8790.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.MalwareX-gen.10942.8790.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2608
    • 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\SecuriteInfo.com.Win32.MalwareX-gen.10942.8790.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2660
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OjzZfu.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2812
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OjzZfu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5B4A.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2676
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.MalwareX-gen.10942.8790.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.MalwareX-gen.10942.8790.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:2420

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp5B4A.tmp

    Filesize

    1KB

    MD5

    274940e08edfc339d2780b754f2b60fe

    SHA1

    04732543f9af02d25f8cd046b354db0ec7108726

    SHA256

    4eb604e44d4553128eaa67fe231650d784e47f84a999f29659b306f388a18401

    SHA512

    b4f15ae4cc26ba60087ad60af2e5bc42a963450d1c608e8eb35a23b576ca02d1efc1a435800ee6b11414c66b3730e87c6f79f0e2e4366f075db258103cb2cadc

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

    Filesize

    7KB

    MD5

    cbd7eb570d389dfbcc88db9947dde9b9

    SHA1

    17a58ec4e76244fea1f84d0f8cb8190da48222ff

    SHA256

    cdc0f4ddd87a8244cf92f6c002cee970f580f622ac40683ac0c540af037905ef

    SHA512

    45f3fd92af63289fcca79f31c5fbb7e9e2065adaae2beff15ed0a9c92aa4cf254c2741b428fb1bcb6b2e0019c2339d02bf92abc2c1a0b231bee81e8d0a2a31d7

  • memory/2420-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2420-19-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/2420-21-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/2420-23-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/2420-29-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/2420-28-0x0000000000400000-0x000000000046D000-memory.dmp

    Filesize

    436KB

  • memory/2608-6-0x0000000005500000-0x00000000055B8000-memory.dmp

    Filesize

    736KB

  • memory/2608-1-0x0000000000B30000-0x0000000000C08000-memory.dmp

    Filesize

    864KB

  • memory/2608-2-0x00000000742D0000-0x00000000749BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2608-3-0x00000000003E0000-0x00000000003F0000-memory.dmp

    Filesize

    64KB

  • memory/2608-0-0x00000000742DE000-0x00000000742DF000-memory.dmp

    Filesize

    4KB

  • memory/2608-5-0x00000000742D0000-0x00000000749BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2608-4-0x00000000742DE000-0x00000000742DF000-memory.dmp

    Filesize

    4KB

  • memory/2608-31-0x00000000742D0000-0x00000000749BE000-memory.dmp

    Filesize

    6.9MB