Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/10/2024, 21:52

General

  • Target
    Z_y_x.exe
  • Size 1.2MB
  • Sample241020-1rd8nstfnl
  • SHA256 7e15567c88d2ff2677f19fcb64c3814851f8433e819f57f550c1c82bc787468c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • AdWind

    A Java-based RAT family operated as malware-as-a-service.

  • Class file contains resources related to AdWind 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Z_y_x.exe
    "C:\Users\Admin\AppData\Local\Temp\Z_y_x.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1040
    • C:\Program Files\Java\jre-1.8\bin\javaw.exe
      "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Local\Temp\Zelo-Client.jar"
      2⤵
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3296
      • C:\Windows\SYSTEM32\attrib.exe
        attrib +H C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1729461169361.tmp
        3⤵
        • Views/modifies file attributes
        PID:3480
      • C:\Windows\SYSTEM32\cmd.exe
        cmd.exe /c "REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v Home /d "C:\Program Files\Java\jre-1.8\bin\javaw.exe -jar C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1729461169361.tmp" /f"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4592
        • C:\Windows\system32\reg.exe
          REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v Home /d "C:\Program Files\Java\jre-1.8\bin\javaw.exe -jar C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1729461169361.tmp" /f
          4⤵
          • Adds Run key to start application
          PID:4624
    • C:\Program Files\Java\jre-1.8\bin\javaw.exe
      "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Local\Temp\dawaw.jar"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:1372

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        3903daac9bc4a3b7.timestamp

        • Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
        • Size 46B
        • SHA256 afdcdddf7ee6fdc62bb67b9756e96e95d6e46a217d4ab03445e70f1f396cd72e
        • MD5 SHA1 SHA512

        Zelo-Client.jar

        • Path C:\Users\Admin\AppData\Local\Temp\Zelo-Client.jar
        • Size 639KB
        • SHA256 739d2d19e79d073f9e1d1489c145879cff44c2c91e5d691d53ccc8599ac8a467
        • MD5 SHA1 SHA512 SSDEEP

        dawaw.jar

        • Path C:\Users\Admin\AppData\Local\Temp\dawaw.jar
        • Size 639KB
        • SHA256 41a9627bbb661bc927771e649dde925ff01b3d70ef1f6db1122137ba1bda5b97
        • MD5 SHA1 SHA512 SSDEEP

        memory/1040-1-0x0000000000BF0000-0x0000000000D2E000-memory.dmp

        memory/1040-3-0x00007FFA287E0000-0x00007FFA292A1000-memory.dmp

        memory/1040-0-0x00007FFA287E3000-0x00007FFA287E5000-memory.dmp

        memory/1040-16-0x00007FFA287E0000-0x00007FFA292A1000-memory.dmp

        memory/1372-67-0x00000163F1CA0000-0x00000163F1CA1000-memory.dmp

        memory/1372-15-0x0000016380000000-0x0000016380270000-memory.dmp

        memory/1372-41-0x00000163F1CA0000-0x00000163F1CA1000-memory.dmp

        memory/1372-89-0x0000016380000000-0x0000016380270000-memory.dmp

        memory/1372-71-0x00000163F1CA0000-0x00000163F1CA1000-memory.dmp

        memory/3296-106-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-131-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-77-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-78-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-79-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-83-0x0000028B0B750000-0x0000028B0B9C0000-memory.dmp

        memory/3296-85-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-40-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-104-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-105-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-10-0x0000028B0B750000-0x0000028B0B9C0000-memory.dmp

        memory/3296-109-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-112-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-115-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-117-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-122-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-128-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-68-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-132-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-133-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-136-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-138-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-146-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-151-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-152-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-153-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-156-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-158-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-161-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-163-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-166-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-168-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-171-0x0000028B0B730000-0x0000028B0B731000-memory.dmp

        memory/3296-173-0x0000028B0B730000-0x0000028B0B731000-memory.dmp