Analysis

  • max time kernel
    60s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 11:03

General

  • Target

    7d32927873d723109cfbf6a7bb2b3b68dc599ea9c62181435738d5cc0cccb224.exe

  • Size

    601KB

  • MD5

    e2eb4fbdfd099f25d9235d2a3e6b8ba8

  • SHA1

    777477d6655199812c67f0cfe7ad0a26380782a6

  • SHA256

    7d32927873d723109cfbf6a7bb2b3b68dc599ea9c62181435738d5cc0cccb224

  • SHA512

    0284c8cc19e445d251eb7d8cf691e6552f8d4e9fc2a3010dd309185307365e7372d3c3c7d596729652a3d49e624bc6c20f0c1a978d32b9f50d1cd6f973b68066

  • SSDEEP

    12288:xORNsuj7LM2e2Bl4St2AxKeAN+GKnvLof/9WraN0bfs3kZwD+ZAd6:xsNsmM2lBmSt2A+yTof/YrdfqkZwD4AU

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7d32927873d723109cfbf6a7bb2b3b68dc599ea9c62181435738d5cc0cccb224.exe
    "C:\Users\Admin\AppData\Local\Temp\7d32927873d723109cfbf6a7bb2b3b68dc599ea9c62181435738d5cc0cccb224.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Loads dropped DLL
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1872
    • C:\Users\Admin\AppData\Local\Temp\n3949\s3949.exe
      "C:\Users\Admin\AppData\Local\Temp\n3949\s3949.exe" 2fc03f4ffa0a9f0479b5705cU9iH8XjfCD7nKujnWwtFNB3gx3QDp0jA8NywnWlRxIDVBpUsabqU6v/Gv98/1Kc2a68jq01TSg8WZPoUlOMmrf4azvNnxXh9LZD3SBKQdf3TuysZKwvPAeY2yUfGPcWXkP4snEs6Fis0oL/jJ9GsuGs8op0ZbnvEy79LyTs= /v "C:\Users\Admin\AppData\Local\Temp\7d32927873d723109cfbf6a7bb2b3b68dc599ea9c62181435738d5cc0cccb224.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2020

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n3949\s3949.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • C:\Users\Admin\AppData\Local\Temp\n3949\s3949.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • \Users\Admin\AppData\Local\Temp\n3949\s3949.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • \Users\Admin\AppData\Local\Temp\n3949\s3949.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • \Users\Admin\AppData\Local\Temp\n3949\s3949.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • \Users\Admin\AppData\Local\Temp\n3949\s3949.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • memory/1872-54-0x0000000075571000-0x0000000075573000-memory.dmp

    Filesize

    8KB

  • memory/2020-59-0x0000000000000000-mapping.dmp

  • memory/2020-62-0x000007FEF43B0000-0x000007FEF4DD3000-memory.dmp

    Filesize

    10.1MB

  • memory/2020-63-0x000007FEF30D0000-0x000007FEF4166000-memory.dmp

    Filesize

    16.6MB

  • memory/2020-64-0x00000000009F6000-0x0000000000A15000-memory.dmp

    Filesize

    124KB

  • memory/2020-65-0x000007FEEDE50000-0x000007FEEECDF000-memory.dmp

    Filesize

    14.6MB

  • memory/2020-66-0x000007FEF1F40000-0x000007FEF222A000-memory.dmp

    Filesize

    2.9MB

  • memory/2020-67-0x00000000009F6000-0x0000000000A15000-memory.dmp

    Filesize

    124KB