Analysis

  • max time kernel
    140s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15-10-2024 06:30

General

  • Target

    Quote-00373.exe

  • Size

    826KB

  • MD5

    b1c84580b3ed9a6a92745469090ea1df

  • SHA1

    a093025ae4dc574b5ce7dd9525fafea003cac18f

  • SHA256

    f4908b84c29c8157e12f3e8beddefbf853631d93714642309a5ba80c258fdc33

  • SHA512

    4a424f4abb4fe2e65d45bde5acf91685f413ae53d52f0748d4368a653470c1159050db2ab72dbd7919929dcd07a497c22f19f3d96bfb35a058435106f56e19ef

  • SSDEEP

    24576:rUgP0YW8EiCguUre4h3Z6A/vo+K+Mw97SuGJc6z46:r30zcCm3xvoe97Su2c6E6

Malware Config

Extracted

Family

darkcloud

Attributes

Signatures

  • DarkCloud

    An information stealer written in Visual Basic.

  • 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 5 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Quote-00373.exe
    "C:\Users\Admin\AppData\Local\Temp\Quote-00373.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2764
    • 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\Quote-00373.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2912
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\Dtfpkj.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2924
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\Dtfpkj" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAA63.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2620
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpAA63.tmp

    Filesize

    1KB

    MD5

    ca16f4b66f1481e173c66827cfef24e0

    SHA1

    11f3d15d8e46b392bd334d3faaaaaa5b502e9267

    SHA256

    cc029cc6bf34c1c91ea1a1d7ded2591d4ba7dd95c74f3a4d14f2b1a4d4a357f8

    SHA512

    c202364347995c1926520d4f4194b3ebbe8045a5d9aaa4dd169c435288970606bdb67d3d4b84ccc108644fe947a07d420401a3ee25052583ad056802ca3e8a75

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

    Filesize

    7KB

    MD5

    c855e6d7b27d2bdf3d65e2ab6d0f8d8a

    SHA1

    6e969d06b0fe1e1849f6944603d5e3bc1b6e0297

    SHA256

    5f8476dccf48ed4fce3bb5c286f283aa92c987fb67aff74f27acfea6fa88d1bf

    SHA512

    4ae963cf2bcc96283d2039b2b49823f9061f0dedb298b2c800e41b7fa634818885b0af540104ed2bfb9328864fff864f32d2a89c0a1110ba1e3d6610d12388e7

  • memory/536-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/536-19-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/536-28-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/536-21-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/536-29-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/536-23-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/2764-6-0x0000000005AD0000-0x0000000005B84000-memory.dmp

    Filesize

    720KB

  • memory/2764-1-0x0000000000240000-0x0000000000314000-memory.dmp

    Filesize

    848KB

  • memory/2764-2-0x0000000074AE0000-0x00000000751CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2764-3-0x00000000005B0000-0x00000000005C2000-memory.dmp

    Filesize

    72KB

  • memory/2764-0-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

    Filesize

    4KB

  • memory/2764-5-0x0000000074AE0000-0x00000000751CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2764-4-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

    Filesize

    4KB

  • memory/2764-32-0x0000000074AE0000-0x00000000751CE000-memory.dmp

    Filesize

    6.9MB