Analysis

  • max time kernel
    143s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    07-02-2024 14:03

General

  • Target

    5ecbfb33b1adf9c70b5f79f15f78b4672bb458c1bde52985e4dd7ba6c046465f.exe

  • Size

    703KB

  • MD5

    434d182e6e4584f65a8c5f61b2bee723

  • SHA1

    fe7632a9cbcec011843577a248b3f40376e4698b

  • SHA256

    5ecbfb33b1adf9c70b5f79f15f78b4672bb458c1bde52985e4dd7ba6c046465f

  • SHA512

    91ef5b8953e0f1202d46b618239776532077ca7a8f3c3e8d1617ee8dd716f4d9e5ce83511e05bb902be31302b473291e05442a760cd4eb9c886cb9a7276be26b

  • SSDEEP

    12288:WbiAgYGp7Ev7BUbYCriqEbT0INP9HfBVKqk6MU21NX4alwiXSqtqgj:Fgv7BOTGYPU4XjDSqtq

Score
10/10

Malware Config

Extracted

Family

darkcloud

C2

https://api.telegram.org/bot6746383234:AAHJ0bggxpanHasWvjMSekrXd1f03jgHZUM/sendMessage?chat_id=6475103768

Signatures

  • DarkCloud

    An information stealer written in Visual Basic.

  • Drops startup file 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5ecbfb33b1adf9c70b5f79f15f78b4672bb458c1bde52985e4dd7ba6c046465f.exe
    "C:\Users\Admin\AppData\Local\Temp\5ecbfb33b1adf9c70b5f79f15f78b4672bb458c1bde52985e4dd7ba6c046465f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1812
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
      "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\5ecbfb33b1adf9c70b5f79f15f78b4672bb458c1bde52985e4dd7ba6c046465f.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe'
      2⤵
      • Drops startup file
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2312
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:2824

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1812-10-0x0000000000590000-0x0000000000598000-memory.dmp

    Filesize

    32KB

  • memory/1812-1-0x00000000745D0000-0x0000000074CBE000-memory.dmp

    Filesize

    6.9MB

  • memory/1812-3-0x00000000048D0000-0x0000000004910000-memory.dmp

    Filesize

    256KB

  • memory/1812-2-0x0000000004780000-0x0000000004822000-memory.dmp

    Filesize

    648KB

  • memory/1812-0-0x00000000008F0000-0x00000000009A6000-memory.dmp

    Filesize

    728KB

  • memory/1812-22-0x00000000745D0000-0x0000000074CBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2312-6-0x000000006FCF0000-0x000000007029B000-memory.dmp

    Filesize

    5.7MB

  • memory/2312-9-0x00000000025C0000-0x0000000002600000-memory.dmp

    Filesize

    256KB

  • memory/2312-8-0x00000000025C0000-0x0000000002600000-memory.dmp

    Filesize

    256KB

  • memory/2312-7-0x000000006FCF0000-0x000000007029B000-memory.dmp

    Filesize

    5.7MB

  • memory/2312-27-0x000000006FCF0000-0x000000007029B000-memory.dmp

    Filesize

    5.7MB

  • memory/2824-13-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/2824-11-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/2824-15-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/2824-19-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2824-23-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/2824-20-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/2824-28-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB