Analysis

  • max time kernel
    149s
  • max time network
    54s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/06/2024, 04:49

General

  • Target
    db43781864256c6d4ef0b05ae6139da25dd605288f8c5d6aff761cb892f52851.exe
  • Size 9.5MB
  • Sample240613-ff3rnsyclj
  • SHA256 db43781864256c6d4ef0b05ae6139da25dd605288f8c5d6aff761cb892f52851
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\db43781864256c6d4ef0b05ae6139da25dd605288f8c5d6aff761cb892f52851.exe
    "C:\Users\Admin\AppData\Local\Temp\db43781864256c6d4ef0b05ae6139da25dd605288f8c5d6aff761cb892f52851.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2428
    • C:\Users\Admin\AppData\Roaming\68Æ·ÅÆ\db43781864256c6d4ef0b05ae6139da25dd605288f8c5d6aff761cb892f52851.exe
      "C:\Users\Admin\AppData\Roaming\68Æ·ÅÆ\db43781864256c6d4ef0b05ae6139da25dd605288f8c5d6aff761cb892f52851.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2916
      • C:\Users\Admin\AppData\Roaming\68Æ·ÅÆ\E6B97C29494CFAF6446691A8772ABE7C.exe
        "C:\Users\Admin\AppData\Roaming\68Æ·ÅÆ\E6B97C29494CFAF6446691A8772ABE7C.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:2780

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        E6B97C29494CFAF6446691A8772ABE7C.exe

        • Path C:\Users\Admin\AppData\Roaming\68Æ·ÅÆ\E6B97C29494CFAF6446691A8772ABE7C.exe
        • Size 9.0MB
        • SHA256 a6bc7bdafd8acd1bc5c6ce40104741d286daeb56bd25cf7e3d364ca65601c0ba
        • MD5 SHA1 SHA512 SSDEEP

        db43781864256c6d4ef0b05ae6139da25dd605288f8c5d6aff761cb892f52851.exe

        • Path C:\Users\Admin\AppData\Roaming\68Æ·ÅÆ\db43781864256c6d4ef0b05ae6139da25dd605288f8c5d6aff761cb892f52851.exe
        • Size 9.5MB
        • SHA256 db43781864256c6d4ef0b05ae6139da25dd605288f8c5d6aff761cb892f52851
        • MD5 SHA1 SHA512 SSDEEP

        68Æ·ÅÆ.lnk

        • Path C:\Users\Admin\Desktop\68Æ·ÅÆ.lnk
        • Size 1KB
        • SHA256 3207248eba78cffc0e353a6a417cc2f01e3ae07257403b702432a684d444d676
        • MD5 SHA1 SHA512