Analysis

  • max time kernel
    141s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-01-2024 10:13

General

  • Target

    LEIDA IMPEX SRL TRADING CO.pdf.exe

  • Size

    841KB

  • MD5

    794249309b980400d270115d32649018

  • SHA1

    fd135525f55f30d5797332b55831bd2e598ffaa0

  • SHA256

    fa4c8c4fd3ad0008d15bcd71e575130151f5f211f7b1fd3e4c934e68f9ec5ad7

  • SHA512

    30048477b75d1921b4afe7d436f93e44b4f3b46590240bac36e4784ad3d67d74dbcca1807c4ef930dddf2e284a7706f0163cae531ab718d107a7acfc5cf91eeb

  • SSDEEP

    24576:Gjru8aqNT6YIXuoukhwAnuS56olIxpMp:GjrujGW5nearNl5

Score
10/10

Malware Config

Extracted

Family

darkcloud

Attributes

Signatures

  • DarkCloud

    An information stealer written in Visual Basic.

  • 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).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4512
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fwltIWtcCCi.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1348
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fwltIWtcCCi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp10C4.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4492
    • C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:1332

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4lywxvlp.xoy.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp10C4.tmp

    Filesize

    1KB

    MD5

    babed352949073e7fc8eebf55b8c42ca

    SHA1

    a6542e106ea3b60888af10b37a9427607271f05a

    SHA256

    d81cef73b59c318a824645ac79591684030e40cfae7174684845918b7df0a490

    SHA512

    0c0cdf684a9a29a090394303e74ca49471609772b18d3a677ce635850248c328406c69931b1832e63cca5cd65ab5d86ea75e65942b634fcb794d39c280afd9ac

  • memory/1332-71-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/1332-26-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/1332-22-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/1348-63-0x00000000076B0000-0x00000000076C1000-memory.dmp

    Filesize

    68KB

  • memory/1348-23-0x00000000051E0000-0x0000000005808000-memory.dmp

    Filesize

    6.2MB

  • memory/1348-47-0x0000000072100000-0x000000007214C000-memory.dmp

    Filesize

    304KB

  • memory/1348-62-0x0000000007730000-0x00000000077C6000-memory.dmp

    Filesize

    600KB

  • memory/1348-61-0x0000000007530000-0x000000000753A000-memory.dmp

    Filesize

    40KB

  • memory/1348-60-0x00000000074B0000-0x00000000074CA000-memory.dmp

    Filesize

    104KB

  • memory/1348-59-0x0000000007B00000-0x000000000817A000-memory.dmp

    Filesize

    6.5MB

  • memory/1348-58-0x00000000073D0000-0x0000000007473000-memory.dmp

    Filesize

    652KB

  • memory/1348-17-0x0000000004B70000-0x0000000004BA6000-memory.dmp

    Filesize

    216KB

  • memory/1348-65-0x00000000076F0000-0x0000000007704000-memory.dmp

    Filesize

    80KB

  • memory/1348-19-0x0000000074A30000-0x00000000751E0000-memory.dmp

    Filesize

    7.7MB

  • memory/1348-20-0x0000000004B60000-0x0000000004B70000-memory.dmp

    Filesize

    64KB

  • memory/1348-21-0x0000000004B60000-0x0000000004B70000-memory.dmp

    Filesize

    64KB

  • memory/1348-64-0x00000000076E0000-0x00000000076EE000-memory.dmp

    Filesize

    56KB

  • memory/1348-66-0x00000000077F0000-0x000000000780A000-memory.dmp

    Filesize

    104KB

  • memory/1348-67-0x00000000077D0000-0x00000000077D8000-memory.dmp

    Filesize

    32KB

  • memory/1348-29-0x0000000005050000-0x0000000005072000-memory.dmp

    Filesize

    136KB

  • memory/1348-57-0x0000000006760000-0x000000000677E000-memory.dmp

    Filesize

    120KB

  • memory/1348-31-0x0000000005A40000-0x0000000005AA6000-memory.dmp

    Filesize

    408KB

  • memory/1348-70-0x0000000074A30000-0x00000000751E0000-memory.dmp

    Filesize

    7.7MB

  • memory/1348-37-0x0000000005AB0000-0x0000000005B16000-memory.dmp

    Filesize

    408KB

  • memory/1348-42-0x0000000005D30000-0x0000000006084000-memory.dmp

    Filesize

    3.3MB

  • memory/1348-43-0x00000000061B0000-0x00000000061CE000-memory.dmp

    Filesize

    120KB

  • memory/1348-44-0x00000000061D0000-0x000000000621C000-memory.dmp

    Filesize

    304KB

  • memory/1348-45-0x0000000004B60000-0x0000000004B70000-memory.dmp

    Filesize

    64KB

  • memory/1348-46-0x0000000007190000-0x00000000071C2000-memory.dmp

    Filesize

    200KB

  • memory/4512-11-0x0000000074A30000-0x00000000751E0000-memory.dmp

    Filesize

    7.7MB

  • memory/4512-30-0x0000000074A30000-0x00000000751E0000-memory.dmp

    Filesize

    7.7MB

  • memory/4512-12-0x0000000004DB0000-0x0000000004DC0000-memory.dmp

    Filesize

    64KB

  • memory/4512-0-0x00000000002F0000-0x00000000003C8000-memory.dmp

    Filesize

    864KB

  • memory/4512-10-0x0000000009E40000-0x0000000009EDC000-memory.dmp

    Filesize

    624KB

  • memory/4512-9-0x0000000007720000-0x00000000077CC000-memory.dmp

    Filesize

    688KB

  • memory/4512-8-0x0000000005330000-0x000000000533C000-memory.dmp

    Filesize

    48KB

  • memory/4512-7-0x0000000005300000-0x0000000005308000-memory.dmp

    Filesize

    32KB

  • memory/4512-6-0x00000000050A0000-0x00000000050B8000-memory.dmp

    Filesize

    96KB

  • memory/4512-5-0x0000000004DC0000-0x0000000004DCA000-memory.dmp

    Filesize

    40KB

  • memory/4512-4-0x0000000004DB0000-0x0000000004DC0000-memory.dmp

    Filesize

    64KB

  • memory/4512-3-0x0000000004DF0000-0x0000000004E82000-memory.dmp

    Filesize

    584KB

  • memory/4512-2-0x00000000053A0000-0x0000000005944000-memory.dmp

    Filesize

    5.6MB

  • memory/4512-1-0x0000000074A30000-0x00000000751E0000-memory.dmp

    Filesize

    7.7MB