Analysis

  • max time kernel
    117s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    24-11-2020 02:32

General

  • Target

    466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d.exe

  • Size

    5.6MB

  • MD5

    6566030bb1580c5a347d925bfc280439

  • SHA1

    31a8a4fb514cef40af7cd8cfbab1b568aff56d73

  • SHA256

    466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d

  • SHA512

    da565d4f38807d170fe34a4523327958ffc56801b91f29471c815f3e7d133699e305360a0abdd508ba95d81a85ed01fea73f0c397d642fed2de05b4a90ccb76f

Malware Config

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs
  • ServiceHost packer 13 IoCs

    Detects ServiceHost packer used for .NET malware

  • Executes dropped EXE 1 IoCs
  • VMProtect packed file 3 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Checks BIOS information in registry 2 TTPs 1 IoCs

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

  • Program crash 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d.exe
    "C:\Users\Admin\AppData\Local\Temp\466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:728
    • C:\Users\Admin\AppData\Roaming\Java Update\jvm.exe
      "C:\Users\Admin\AppData\Roaming\Java Update\jvm.exe"
      2⤵
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2908
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /create /f /sc ONSTART /RL HIGHEST /tn "Java Update" /tr "C:\Users\Admin\AppData\Roaming\Java Update\jvm.exe"
        3⤵
        • Creates scheduled task(s)
        PID:196
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2908 -s 1408
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1340

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Java Update\jvm.exe

    MD5

    6566030bb1580c5a347d925bfc280439

    SHA1

    31a8a4fb514cef40af7cd8cfbab1b568aff56d73

    SHA256

    466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d

    SHA512

    da565d4f38807d170fe34a4523327958ffc56801b91f29471c815f3e7d133699e305360a0abdd508ba95d81a85ed01fea73f0c397d642fed2de05b4a90ccb76f

  • C:\Users\Admin\AppData\Roaming\Java Update\jvm.exe

    MD5

    6566030bb1580c5a347d925bfc280439

    SHA1

    31a8a4fb514cef40af7cd8cfbab1b568aff56d73

    SHA256

    466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d

    SHA512

    da565d4f38807d170fe34a4523327958ffc56801b91f29471c815f3e7d133699e305360a0abdd508ba95d81a85ed01fea73f0c397d642fed2de05b4a90ccb76f

  • memory/196-3-0x0000000000000000-mapping.dmp

  • memory/1340-20-0x0000000005310000-0x0000000005311000-memory.dmp

    Filesize

    4KB

  • memory/1340-4-0x0000000004C60000-0x0000000004C61000-memory.dmp

    Filesize

    4KB

  • memory/1340-5-0x0000000004C60000-0x0000000004C61000-memory.dmp

    Filesize

    4KB

  • memory/2908-11-0x0000000000000000-mapping.dmp

  • memory/2908-13-0x0000000000000000-mapping.dmp

  • memory/2908-9-0x0000000000000000-mapping.dmp

  • memory/2908-10-0x0000000000000000-mapping.dmp

  • memory/2908-0-0x0000000000000000-mapping.dmp

  • memory/2908-12-0x0000000000000000-mapping.dmp

  • memory/2908-14-0x0000000000000000-mapping.dmp

  • memory/2908-7-0x0000000000000000-mapping.dmp

  • memory/2908-16-0x0000000000000000-mapping.dmp

  • memory/2908-15-0x0000000000000000-mapping.dmp

  • memory/2908-17-0x0000000000000000-mapping.dmp

  • memory/2908-18-0x0000000000000000-mapping.dmp

  • memory/2908-19-0x0000000000000000-mapping.dmp

  • memory/2908-8-0x0000000000000000-mapping.dmp