Analysis

  • max time kernel
    300s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    12/07/2026, 03:35

General

  • Target
    ABDownloadManager.exe
  • Size 541KB
  • Sample260712-d5sa5aew9w
  • SHA256 61ad36f768a7668f54262a6ed52645bcaeac8f295916a1d6d94109577e2af9a1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks processor information in registry 2 TTPs 4 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ABDownloadManager.exe
    "C:\Users\Admin\AppData\Local\Temp\ABDownloadManager.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2136
    • C:\Users\Admin\AppData\Local\Temp\ABDownloadManager.exe
      C:\Users\Admin\AppData\Local\Temp\ABDownloadManager.exe
      2⤵
      • Loads dropped DLL
      • Adds Run key to start application
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:3748
  • C:\Users\Admin\AppData\Local\Temp\ABDownloadManager.exe
    "C:\Users\Admin\AppData\Local\Temp\ABDownloadManager.exe" --background
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4892
    • C:\Users\Admin\AppData\Local\Temp\ABDownloadManager.exe
      C:\Users\Admin\AppData\Local\Temp\ABDownloadManager.exe --background
      2⤵
      • Checks processor information in registry
      PID:5108

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        app.port

        • Path C:\Users\Admin\.abdm\config\app.port
        • Size 5B
        • SHA256 2631f6894d218873bda851ef5efca9597b250a3733bf5009206a47e60d853502
        • MD5 SHA1 SHA512

        jna10336116286859655007.dll

        • Path C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna10336116286859655007.dll
        • Size 267KB
        • SHA256 5a7ff949f6d93d86491eb5b26b1cfc60051168a60622650224b89995ac420023
        • MD5 SHA1 SHA512 SSDEEP TLSH

        tray_icon_9984823072512936987.ico

        • Path C:\Users\Admin\AppData\Local\Temp\tray_icon_9984823072512936987.ico
        • Size 1KB
        • SHA256 c39e2ad9f72929912b3181f55e299145398d2f0a65755b18171d07d1f01d5495
        • MD5 SHA1 SHA512 TLSH

        WinTray.dll

        • Path C:\Users\Admin\AppData\Local\composetray\native\win32-x86-64\WinTray.dll
        • Size 22KB
        • SHA256 160734faa38e576c02d5d9320eb288576004ed3935e3c212923180beca60550c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        nucleus_windows_theme.dll

        • Path C:\Users\Admin\AppData\Local\nucleus\native\win32-x64\nucleus_windows_theme.dll
        • Size 5KB
        • SHA256 234475f1ed81c4cd8bac77051045aa565d0c7f560bf4166c89d279f7c3cbf40d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        83aa4cc77f591dfc2374580bbd95f6ba_26c1aebe-42fe-413d-a497-f47c50f079d9

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1679180529-4058988202-686829476-1000\83aa4cc77f591dfc2374580bbd95f6ba_26c1aebe-42fe-413d-a497-f47c50f079d9
        • Size 45B
        • SHA256 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
        • MD5 SHA1 SHA512

        memory/3748-158-0x0000018CE0C10000-0x0000018CE0C20000-memory.dmp

        memory/3748-15-0x0000018CE0900000-0x0000018CE0B70000-memory.dmp

        memory/3748-58-0x0000018CE0BD0000-0x0000018CE0BE0000-memory.dmp

        memory/3748-56-0x0000018CE0BC0000-0x0000018CE0BD0000-memory.dmp

        memory/3748-55-0x0000018CE0BA0000-0x0000018CE0BB0000-memory.dmp

        memory/3748-64-0x0000018CE0BE0000-0x0000018CE0BF0000-memory.dmp

        memory/3748-63-0x0000018CE0900000-0x0000018CE0B70000-memory.dmp

        memory/3748-62-0x0000018CE7E40000-0x0000018CE80B0000-memory.dmp

        memory/3748-162-0x0000018CE0C20000-0x0000018CE0C30000-memory.dmp

        memory/3748-70-0x0000018CE0C00000-0x0000018CE0C10000-memory.dmp

        memory/3748-71-0x0000018CE0C10000-0x0000018CE0C20000-memory.dmp

        memory/3748-69-0x0000018CE0BF0000-0x0000018CE0C00000-memory.dmp

        memory/3748-73-0x0000018CE0C20000-0x0000018CE0C30000-memory.dmp

        memory/3748-76-0x0000018CE0C30000-0x0000018CE0C40000-memory.dmp

        memory/3748-78-0x0000018CE0B80000-0x0000018CE0B90000-memory.dmp

        memory/3748-79-0x0000018CE0C40000-0x0000018CE0C50000-memory.dmp

        memory/3748-75-0x0000018CE0B70000-0x0000018CE0B80000-memory.dmp

        memory/3748-83-0x0000018CE0B90000-0x0000018CE0BA0000-memory.dmp

        memory/3748-85-0x0000018CE0C50000-0x0000018CE0C60000-memory.dmp

        memory/3748-92-0x0000018CE0BE0000-0x0000018CE0BF0000-memory.dmp

        memory/3748-93-0x0000018CE0C80000-0x0000018CE0C90000-memory.dmp

        memory/3748-91-0x0000018CE0BD0000-0x0000018CE0BE0000-memory.dmp

        memory/3748-90-0x0000018CE0C70000-0x0000018CE0C80000-memory.dmp

        memory/3748-89-0x0000018CE0BB0000-0x0000018CE0BC0000-memory.dmp

        memory/3748-87-0x0000018CE0BA0000-0x0000018CE0BB0000-memory.dmp

        memory/3748-16-0x0000018CE83D0000-0x0000018CE8640000-memory.dmp

        memory/3748-84-0x0000018CE0BC0000-0x0000018CE0BD0000-memory.dmp

        memory/3748-49-0x0000018CE0B90000-0x0000018CE0BA0000-memory.dmp

        memory/3748-129-0x0000018CE0BF0000-0x0000018CE0C00000-memory.dmp

        memory/3748-141-0x0000018CE0C00000-0x0000018CE0C10000-memory.dmp

        memory/3748-47-0x0000018CE0B80000-0x0000018CE0B90000-memory.dmp

        memory/3748-45-0x0000018CE0B70000-0x0000018CE0B80000-memory.dmp

        memory/3748-377-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-5-0x0000018CE7E40000-0x0000018CE80B0000-memory.dmp

        memory/3748-68-0x0000018CE83D0000-0x0000018CE8640000-memory.dmp

        memory/3748-57-0x0000018CE0BB0000-0x0000018CE0BC0000-memory.dmp

        memory/3748-86-0x0000018CE0C60000-0x0000018CE0C70000-memory.dmp

        memory/3748-178-0x0000018CE0C30000-0x0000018CE0C40000-memory.dmp

        memory/3748-225-0x0000018CE0C40000-0x0000018CE0C50000-memory.dmp

        memory/3748-223-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-232-0x0000018CE0C60000-0x0000018CE0C70000-memory.dmp

        memory/3748-231-0x0000018CE0C50000-0x0000018CE0C60000-memory.dmp

        memory/3748-245-0x0000018CE0C70000-0x0000018CE0C80000-memory.dmp

        memory/3748-251-0x0000018CE0C80000-0x0000018CE0C90000-memory.dmp

        memory/3748-260-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-275-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-279-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-292-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-305-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-306-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-317-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-323-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-325-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-332-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-335-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-336-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-342-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-348-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-349-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-350-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-352-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-353-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-354-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-357-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-359-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-362-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-364-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-366-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-370-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-373-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/3748-374-0x0000018CDBB50000-0x0000018CDCAA5000-memory.dmp

        memory/5108-157-0x0000027CD63F0000-0x0000027CD7345000-memory.dmp