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Analysis

  • max time kernel
    140s
  • max time network
    245s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 11:24

General

  • Target

    7c33080e3f67297103ba6b2dab1abb7080c5ee4b1954e161dd0875d1cabfef10.exe

  • Size

    601KB

  • MD5

    7b022e162fffe63959450101f6fc2484

  • SHA1

    40f12b9b9ace94254b9aaa6bb06f2037e5792be1

  • SHA256

    7c33080e3f67297103ba6b2dab1abb7080c5ee4b1954e161dd0875d1cabfef10

  • SHA512

    6235eb703e286263de6ac1210412cf95091659e5fec9cc141007192005c289557c11f41ecea7f0ea5b1b01d2b2c63e2416a3d5979a658c071c42026f873387c8

  • SSDEEP

    12288:xORNsuj7LM2e2Bl4St2AxKeAN+GKnvLof/9WraN0bfs3kZwD+ZAdO:xsNsmM2lBmSt2A+yTof/YrdfqkZwD4Ag

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\7c33080e3f67297103ba6b2dab1abb7080c5ee4b1954e161dd0875d1cabfef10.exe
    "C:\Users\Admin\AppData\Local\Temp\7c33080e3f67297103ba6b2dab1abb7080c5ee4b1954e161dd0875d1cabfef10.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:892
    • C:\Users\Admin\AppData\Local\Temp\n9569\s9569.exe
      "C:\Users\Admin\AppData\Local\Temp\n9569\s9569.exe" 1b2ca0aa12c0ebd3977ff75cl/xTR/eEWz9SftERNOP6pH7YU+Ui70rW1Foqiwj5sMQGw4z0DgWgCSDTeP98dTecZeyZc6Lv89MzKGgW+79+f+SkUepMD8kv/bK9f5sYFdN5bZT2bo49rYAh4Mwa9FPoZ5+k4e+ccGPVjLaTZl3QVPM+pmdbQ0/ifI/hLQc= /v "C:\Users\Admin\AppData\Local\Temp\7c33080e3f67297103ba6b2dab1abb7080c5ee4b1954e161dd0875d1cabfef10.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:652

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n9569\s9569.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • C:\Users\Admin\AppData\Local\Temp\n9569\s9569.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • \Users\Admin\AppData\Local\Temp\n9569\s9569.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • \Users\Admin\AppData\Local\Temp\n9569\s9569.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • \Users\Admin\AppData\Local\Temp\n9569\s9569.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • \Users\Admin\AppData\Local\Temp\n9569\s9569.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • memory/652-62-0x000007FEF3400000-0x000007FEF3E23000-memory.dmp

    Filesize

    10.1MB

  • memory/652-63-0x000007FEF2120000-0x000007FEF31B6000-memory.dmp

    Filesize

    16.6MB

  • memory/652-64-0x00000000020A6000-0x00000000020C5000-memory.dmp

    Filesize

    124KB

  • memory/652-65-0x000007FEEDB70000-0x000007FEEE9FF000-memory.dmp

    Filesize

    14.6MB

  • memory/652-66-0x000007FEED880000-0x000007FEEDB6A000-memory.dmp

    Filesize

    2.9MB

  • memory/652-67-0x00000000020A6000-0x00000000020C5000-memory.dmp

    Filesize

    124KB

  • memory/652-68-0x00000000020A6000-0x00000000020C5000-memory.dmp

    Filesize

    124KB

  • memory/892-54-0x00000000757E1000-0x00000000757E3000-memory.dmp

    Filesize

    8KB