Analysis

  • max time kernel
    189s
  • max time network
    87s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25/11/2022, 17:03

General

  • Target

    5c1fde5711e603055eda9c5c45df3699a770bffc5498331db5f51963cedd0c5c.exe

  • Size

    585KB

  • MD5

    593c49bcff04c91af78483c1d8d87cbd

  • SHA1

    15499641c22650e742a2497b81de0fec8a6a5f84

  • SHA256

    5c1fde5711e603055eda9c5c45df3699a770bffc5498331db5f51963cedd0c5c

  • SHA512

    9523027b47ee703211fb69858fa9213087c01186586a94d10f678ef35929fc211eea1be8e0acd285e44d9c96b1ee950ea280ee1fc547a1c861ae32c5923fbdaf

  • SSDEEP

    12288:YsTrR2sP7XY655ig1Gi9iDen9Fsl7ut0ZOwRdu+qMd0QZh9u:YsTrR5P7XY655ig1Gi9iDen9s7utuvvu

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs 1 IoCs
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 19 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5c1fde5711e603055eda9c5c45df3699a770bffc5498331db5f51963cedd0c5c.exe
    "C:\Users\Admin\AppData\Local\Temp\5c1fde5711e603055eda9c5c45df3699a770bffc5498331db5f51963cedd0c5c.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:316
    • C:\Users\Admin\AppData\Local\Temp\image.exe
      "C:\Users\Admin\AppData\Local\Temp\image.exe"
      2⤵
      • Executes dropped EXE
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1016
      • C:\Windows\system32\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\image.exe" "image.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:860

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\image.exe

    Filesize

    585KB

    MD5

    593c49bcff04c91af78483c1d8d87cbd

    SHA1

    15499641c22650e742a2497b81de0fec8a6a5f84

    SHA256

    5c1fde5711e603055eda9c5c45df3699a770bffc5498331db5f51963cedd0c5c

    SHA512

    9523027b47ee703211fb69858fa9213087c01186586a94d10f678ef35929fc211eea1be8e0acd285e44d9c96b1ee950ea280ee1fc547a1c861ae32c5923fbdaf

  • C:\Users\Admin\AppData\Local\Temp\image.exe

    Filesize

    585KB

    MD5

    593c49bcff04c91af78483c1d8d87cbd

    SHA1

    15499641c22650e742a2497b81de0fec8a6a5f84

    SHA256

    5c1fde5711e603055eda9c5c45df3699a770bffc5498331db5f51963cedd0c5c

    SHA512

    9523027b47ee703211fb69858fa9213087c01186586a94d10f678ef35929fc211eea1be8e0acd285e44d9c96b1ee950ea280ee1fc547a1c861ae32c5923fbdaf

  • memory/316-54-0x000007FEF3A60000-0x000007FEF4483000-memory.dmp

    Filesize

    10.1MB

  • memory/316-55-0x000007FEF2570000-0x000007FEF3606000-memory.dmp

    Filesize

    16.6MB

  • memory/316-56-0x000007FEFC101000-0x000007FEFC103000-memory.dmp

    Filesize

    8KB

  • memory/1016-60-0x000007FEF3A60000-0x000007FEF4483000-memory.dmp

    Filesize

    10.1MB

  • memory/1016-61-0x000007FEEECE0000-0x000007FEEFD76000-memory.dmp

    Filesize

    16.6MB

  • memory/1016-64-0x0000000001F16000-0x0000000001F35000-memory.dmp

    Filesize

    124KB

  • memory/1016-65-0x0000000001F16000-0x0000000001F35000-memory.dmp

    Filesize

    124KB