Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/03/2024, 00:12

General

  • Target
    c1f6345aa9ab72bde64692c605e8e64d.jar
  • Size 136KB
  • Sample240312-ag827ace28
  • SHA256 f1154ad2d49cd0ec55e739c53bc3cb11f889437c55ed83b9a56195d6303f3993
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • AdWind

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 7 IoCs
  • Modifies file permissions 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • Views/modifies file attributes 1 TTPs 2 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\c1f6345aa9ab72bde64692c605e8e64d.jar
    1⤵
    • Drops file in System32 directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2936
    • C:\Windows\system32\icacls.exe
      C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
      2⤵
      • Modifies file permissions
      PID:3248
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive835412245599534294.vbs
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1680
      • C:\Windows\system32\cscript.exe
        cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive835412245599534294.vbs
        3⤵
          PID:4844
      • C:\Windows\SYSTEM32\cmd.exe
        cmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive3785567330375407860.vbs
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4608
        • C:\Windows\system32\cscript.exe
          cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive3785567330375407860.vbs
          3⤵
            PID:3236
        • C:\Windows\SYSTEM32\xcopy.exe
          xcopy "C:\Program Files\Java\jre-1.8" "C:\Users\Admin\AppData\Roaming\Oracle\" /e
          2⤵
            PID:1444
          • C:\Windows\SYSTEM32\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v brZTkLTSUtP /t REG_EXPAND_SZ /d "\"C:\Users\Admin\AppData\Roaming\Oracle\bin\javaw.exe\" -jar \"C:\Users\Admin\pqjlxAqAzSW\UrDqSIuIMXE.mWSfWT\"" /f
            2⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:2780
          • C:\Windows\SYSTEM32\attrib.exe
            attrib +h "C:\Users\Admin\pqjlxAqAzSW\*.*"
            2⤵
            • Views/modifies file attributes
            PID:1924
          • C:\Windows\SYSTEM32\attrib.exe
            attrib +h "C:\Users\Admin\pqjlxAqAzSW"
            2⤵
            • Views/modifies file attributes
            PID:4084
          • C:\Users\Admin\AppData\Roaming\Oracle\bin\javaw.exe
            C:\Users\Admin\AppData\Roaming\Oracle\bin\javaw.exe -jar C:\Users\Admin\pqjlxAqAzSW\UrDqSIuIMXE.mWSfWT
            2⤵
            • Executes dropped EXE
            • Loads dropped DLL
            PID:3684

        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 eff7ace25cac3aa188e047f795c542b7680aca8145b93ea9c6eecfc8c8ec534b
              • MD5 SHA1 SHA512

              Retrive3785567330375407860.vbs

              • Path C:\Users\Admin\AppData\Local\Temp\Retrive3785567330375407860.vbs
              • Size 281B
              • SHA256 45bfe34aa3ef932f75101246eb53d032f5e7cf6d1f5b4e495334955a255f32e7
              • MD5 SHA1 SHA512

              Retrive835412245599534294.vbs

              • Path C:\Users\Admin\AppData\Local\Temp\Retrive835412245599534294.vbs
              • Size 276B
              • SHA256 9da575dd2d5b7c1e9bab8b51a16cde457b3371c6dcdb0537356cf1497fa868f6
              • MD5 SHA1 SHA512

              java.dll

              • Path C:\Users\Admin\AppData\Roaming\Oracle\bin\java.dll
              • Size 162KB
              • SHA256 179df744661b659d50fd6943834d81476287c2075448d2dc783fb32c69a00e54
              • MD5 SHA1 SHA512 SSDEEP

              javaw.exe

              • Path C:\Users\Admin\AppData\Roaming\Oracle\bin\javaw.exe
              • Size 285KB
              • SHA256 a64ead73c06470bc5c84cfc231b0723d70d29fec7d385a268be2c590dc5eb1ef
              • MD5 SHA1 SHA512 SSDEEP

              msvcp140.dll

              • Path C:\Users\Admin\AppData\Roaming\Oracle\bin\msvcp140.dll
              • Size 384KB
              • SHA256 f5ba6a8db67deaf9b86058503a9f146b301f953f7bb783f95e3e787477f86c9a
              • MD5 SHA1 SHA512 SSDEEP

              msvcp140.dll

              • Path C:\Users\Admin\AppData\Roaming\Oracle\bin\plugin2\msvcp140.dll
              • Size 558KB
              • SHA256 a88b8c1c8f27bf90fe960e0e8bd56984ad48167071af92d96ec1051f89f827fb
              • MD5 SHA1 SHA512 SSDEEP

              vcruntime140.dll

              • Path C:\Users\Admin\AppData\Roaming\Oracle\bin\plugin2\vcruntime140.dll
              • Size 95KB
              • SHA256 475ab98b7722e965bd38c8fa6ed23502309582ccf294ff1061cb290c7988f0d1
              • MD5 SHA1 SHA512 SSDEEP

              vcruntime140_1.dll

              • Path C:\Users\Admin\AppData\Roaming\Oracle\bin\plugin2\vcruntime140_1.dll
              • Size 36KB
              • SHA256 0579d460ea1f7e8a815fa55a8821a5ff489c8097f051765e9beaf25d8d0f27d6
              • MD5 SHA1 SHA512 SSDEEP

              jvm.dll

              • Path C:\Users\Admin\AppData\Roaming\Oracle\bin\server\jvm.dll
              • Size 6.1MB
              • SHA256 f89e36f9776f2800bbdba3fe6bf7b876d42e36e75bbe249fe23a1626e63bfda0
              • MD5 SHA1 SHA512 SSDEEP

              jvm.dll

              • Path C:\Users\Admin\AppData\Roaming\Oracle\bin\server\jvm.dll
              • Size 512KB
              • SHA256 0af210f3cec3ad20144a806c5353663fdfaa91e8534244d7deaf22437c39003d
              • MD5 SHA1 SHA512 SSDEEP

              verify.dll

              • Path C:\Users\Admin\AppData\Roaming\Oracle\bin\verify.dll
              • Size 55KB
              • SHA256 9c99e6591c73eda0dfd6bb9a55d0a175cf5bdb583115477cedc627fd793c3deb
              • MD5 SHA1 SHA512 SSDEEP

              zip.dll

              • Path C:\Users\Admin\AppData\Roaming\Oracle\bin\zip.dll
              • Size 87KB
              • SHA256 27cf17beab60d7f9a62aac7622eefa06eee78796db585f9ae5d3a5b5022d56a9
              • MD5 SHA1 SHA512 SSDEEP

              jvm.cfg

              • Path C:\Users\Admin\AppData\Roaming\Oracle\lib\amd64\jvm.cfg
              • Size 634B
              • SHA256 80847ed146dbc5a9f604b07ec887737fc266699abba266177b553149487ce9eb
              • MD5 SHA1 SHA512

              charsets.jar

              • Path C:\Users\Admin\AppData\Roaming\Oracle\lib\charsets.jar
              • Size 2.9MB
              • SHA256 04a6bc7af4d41fda5ca6c7584df50c5d0881fada89b4788e8ee4e5919345f143
              • MD5 SHA1 SHA512 SSDEEP

              messages_zh_TW.properties

              • Path C:\Users\Admin\AppData\Roaming\Oracle\lib\deploy\messages_zh_TW.properties
              • Size 3KB
              • SHA256 ff4a3a92bc92cb08d2c32c435810440fd264edd63e56efa39430e0240c835620
              • MD5 SHA1 SHA512

              win32_CopyNoDrop32x32.gif

              • Path C:\Users\Admin\AppData\Roaming\Oracle\lib\images\cursors\win32_CopyNoDrop32x32.gif
              • Size 153B
              • SHA256 1a1d3079d49583837662b84e11d8c0870698511d9110e710eb8e7eb20df7ae3b
              • MD5 SHA1 SHA512

              jce.jar

              • Path C:\Users\Admin\AppData\Roaming\Oracle\lib\jce.jar
              • Size 119KB
              • SHA256 4362c179bb78107777d6a0557693e65eb2b318c26642162f89509dfdab8c97fe
              • MD5 SHA1 SHA512 SSDEEP

              jfr.jar

              • Path C:\Users\Admin\AppData\Roaming\Oracle\lib\jfr.jar
              • Size 192KB
              • SHA256 f8dafd9d806cb0c232eed1d62032a4a4f5309409ecf47a9eeec40888ea235148
              • MD5 SHA1 SHA512 SSDEEP

              jsse.jar

              • Path C:\Users\Admin\AppData\Roaming\Oracle\lib\jsse.jar
              • Size 1.7MB
              • SHA256 fffafe7e2bacef79280a4565b5d1075320a8ec38dff7978c8fe6c033b6df49d0
              • MD5 SHA1 SHA512 SSDEEP

              meta-index

              • Path C:\Users\Admin\AppData\Roaming\Oracle\lib\meta-index
              • Size 2KB
              • SHA256 4af21954cdf398d1eae795b6886ca2581dac9f2f1d41c98c6ed9b5dbc3e3c1d4
              • MD5 SHA1 SHA512

              resources.jar

              • Path C:\Users\Admin\AppData\Roaming\Oracle\lib\resources.jar
              • Size 3.4MB
              • SHA256 65a6d0d74b193af857dd5252d59e8bf9214ddb360b26c1da816b029bf0cf208c
              • MD5 SHA1 SHA512 SSDEEP

              rt.jar

              • Path C:\Users\Admin\AppData\Roaming\Oracle\lib\rt.jar
              • Size 5.1MB
              • SHA256 db11a3ae18b586d0655e3d3f605af0416eef089c405053b40c054a1866173c53
              • MD5 SHA1 SHA512 SSDEEP

              ID.txt

              • Path C:\Users\Admin\pqjlxAqAzSW\ID.txt
              • Size 47B
              • SHA256 3e7f2b3378b4b78785f7b6a88b417d3027805906c095f3d87f82ef5d0e614abe
              • MD5 SHA1 SHA512

              UrDqSIuIMXE.mWSfWT

              • Path C:\Users\Admin\pqjlxAqAzSW\UrDqSIuIMXE.mWSfWT
              • Size 136KB
              • SHA256 f1154ad2d49cd0ec55e739c53bc3cb11f889437c55ed83b9a56195d6303f3993
              • MD5 SHA1 SHA512 SSDEEP

              memory/2936-941-0x0000020898240000-0x0000020898241000-memory.dmp

              memory/2936-35-0x0000020898240000-0x0000020898241000-memory.dmp

              memory/2936-41-0x0000020899A40000-0x000002089AA40000-memory.dmp

              memory/2936-4-0x0000020899A40000-0x000002089AA40000-memory.dmp

              memory/2936-117-0x0000020899A40000-0x000002089AA40000-memory.dmp

              memory/2936-45-0x0000020899A40000-0x000002089AA40000-memory.dmp

              memory/2936-18-0x0000020899A40000-0x000002089AA40000-memory.dmp

              memory/2936-12-0x0000020898240000-0x0000020898241000-memory.dmp

              memory/2936-47-0x0000020898240000-0x0000020898241000-memory.dmp

              memory/2936-29-0x0000020899A40000-0x000002089AA40000-memory.dmp

              memory/3684-942-0x0000022BBF810000-0x0000022BC0810000-memory.dmp