Analysis

  • max time kernel
    148s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/04/2025, 06:39

General

  • Target

    IDEX Middle East FZE Quotation_pdf.exe

  • Size

    1.1MB

  • MD5

    819f3b0769ca884476f93a2cd1355c6c

  • SHA1

    3f617058f147f3dea726e1f9d32d69df30759a71

  • SHA256

    04090100e94b70e78e7f67c1e541d47e42e374675c52eb025a8541f854c8ae7c

  • SHA512

    a44ff587d4be4505ac26291c18befa8285a4a5a634e97c8b56d0cc9bbc2d13b23e5e959406cd8cd718367410e9dd8628ac267e7a3695cdfaf099c2f089da7671

  • SSDEEP

    24576:LP2+AZd5sn8h/FXz5ka3dhhr8ga1cd0T68M5cCfdj56khw9PpO9TfrzLW2JcM7F:b2+MUcXtbt/rxW6K089Pp4vW2JckF

Malware Config

Signatures

  • DarkCloud

    An information stealer written in Visual Basic.

  • Darkcloud family
  • Guloader family
  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Loads dropped DLL 1 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 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 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\IDEX Middle East FZE Quotation_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\IDEX Middle East FZE Quotation_pdf.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:904
    • C:\Users\Admin\AppData\Local\Temp\IDEX Middle East FZE Quotation_pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\IDEX Middle East FZE Quotation_pdf.exe"
      2⤵
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5904
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im chrome.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:5532

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsg7CF1.tmp\System.dll

    Filesize

    11KB

    MD5

    960a5c48e25cf2bca332e74e11d825c9

    SHA1

    da35c6816ace5daf4c6c1d57b93b09a82ecdc876

    SHA256

    484f8e9f194ed9016274ef3672b2c52ed5f574fb71d3884edf3c222b758a75a2

    SHA512

    cc450179e2d0d56aee2ccf8163d3882978c4e9c1aa3d3a95875fe9ba9831e07ddfd377111dc67f801fa53b6f468a418f086f1de7c71e0a5b634e1ae2a67cd3da

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\OGKBCMNR-Admin.zip

    Filesize

    24B

    MD5

    98a833e15d18697e8e56cdafb0642647

    SHA1

    e5f94d969899646a3d4635f28a7cd9dd69705887

    SHA256

    ff006c86b5ec033fe3cafd759bf75be00e50c375c75157e99c0c5d39c96a2a6c

    SHA512

    c6f9a09d9707b770dbc10d47c4d9b949f4ebf5f030b5ef8c511b635c32d418ad25d72eee5d7ed02a96aeb8bf2c85491ca1aa0e4336d242793c886ed1bcdd910b

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\OGKBCMNR-Admin.zip

    Filesize

    621B

    MD5

    f8a9f3b36750bd0ae0ab51472f6391dd

    SHA1

    8747a2097439d8f34e3b2ed66ec0c023247c5623

    SHA256

    dbd8235772676016219862afe1b1f2e5dab43d46a3fe5546570711f47b06005b

    SHA512

    f238533c3e34b2f25275a1a2342b4f0ebd0e94f3f1d6ffd9793d87f5d92575c735a0f337591ea10f8095737e9b31af050e626bb521bd47e095b3d60b3fab0f9c

  • C:\Windows\SysWOW64\vildttllinger.ini

    Filesize

    36B

    MD5

    dbb3cc6cadd24636b4360ed61f0edbd2

    SHA1

    b8fbdfe19241066a41cf6c5444ad5a47e4c20490

    SHA256

    c8f7aaf341963727e04401a1122952d42414b91408b1a32f404647a72a1366e3

    SHA512

    2e1c1ba836f9ca9b69e33073e88efd0ea58e0071f718542fbeead50167df191398e0a67c06d93fbdbafa2a67bfb587edf252c1928dbbd8e06f9df8a178239596

  • memory/904-351-0x0000000003180000-0x000000000537E000-memory.dmp

    Filesize

    34.0MB

  • memory/904-352-0x0000000077A31000-0x0000000077B51000-memory.dmp

    Filesize

    1.1MB

  • memory/904-353-0x0000000010004000-0x0000000010005000-memory.dmp

    Filesize

    4KB

  • memory/5904-356-0x0000000077AB8000-0x0000000077AB9000-memory.dmp

    Filesize

    4KB

  • memory/5904-423-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/5904-367-0x0000000001660000-0x000000000385E000-memory.dmp

    Filesize

    34.0MB

  • memory/5904-368-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/5904-370-0x0000000001660000-0x000000000385E000-memory.dmp

    Filesize

    34.0MB

  • memory/5904-372-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/5904-389-0x0000000077A31000-0x0000000077B51000-memory.dmp

    Filesize

    1.1MB

  • memory/5904-355-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/5904-354-0x0000000001660000-0x000000000385E000-memory.dmp

    Filesize

    34.0MB

  • memory/5904-408-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/5904-422-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/5904-357-0x0000000077AD5000-0x0000000077AD6000-memory.dmp

    Filesize

    4KB

  • memory/5904-424-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/5904-425-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/5904-426-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/5904-427-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/5904-428-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/5904-429-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/5904-430-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/5904-431-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/5904-432-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/5904-433-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB