Analysis

  • max time kernel
    82s
  • max time network
    106s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 10:50

General

  • Target

    9d6739936d28e74a03576ea94df60869ea0fdb73266c82a0b7fd4173c1b94a8d.exe

  • Size

    601KB

  • MD5

    c5ec81e13cdb0f342e02c604d9110543

  • SHA1

    eced311648715de7ece22402cd16f62b7f763356

  • SHA256

    9d6739936d28e74a03576ea94df60869ea0fdb73266c82a0b7fd4173c1b94a8d

  • SHA512

    8658697d0e2afffaa93d86c35d488d871a8102712c796de31f2e1dae719797255adf33787121152e0e7f29c7c0d02973684c32714e3d1573a84f3598e05d052a

  • SSDEEP

    12288:xORNsuj7LM2e2Bl4St2AxKeAN+GKnvLof/9WraN0bfs3kZwD+ZAdm:xsNsmM2lBmSt2A+yTof/YrdfqkZwD4Ao

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\9d6739936d28e74a03576ea94df60869ea0fdb73266c82a0b7fd4173c1b94a8d.exe
    "C:\Users\Admin\AppData\Local\Temp\9d6739936d28e74a03576ea94df60869ea0fdb73266c82a0b7fd4173c1b94a8d.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:916
    • C:\Users\Admin\AppData\Local\Temp\n96\s96.exe
      "C:\Users\Admin\AppData\Local\Temp\n96\s96.exe" 62057e6ec4064de48b8350939cGHjjmy41NhNZTpOxIyjzPc+vS2Qn6OHNRKX9qCAlKhse+uF6XAl19FFs4CPP6IEWNIdEkZGkiOYC5YrYoN+xuvW4egPdKk2I3xUxlgpdGPLNjbTYNzu5jz3zQTZopvsODxEOCez1eMGrOJC/ocTC/SC3C5cpSTGhr5a3U= /v "C:\Users\Admin\AppData\Local\Temp\9d6739936d28e74a03576ea94df60869ea0fdb73266c82a0b7fd4173c1b94a8d.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:852

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\n96\s96.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • C:\Users\Admin\AppData\Local\Temp\n96\s96.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • \Users\Admin\AppData\Local\Temp\n96\s96.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • \Users\Admin\AppData\Local\Temp\n96\s96.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • \Users\Admin\AppData\Local\Temp\n96\s96.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • \Users\Admin\AppData\Local\Temp\n96\s96.exe

    Filesize

    349KB

    MD5

    f42490846128abad3a6504a02c9ef12c

    SHA1

    017da52f785d1385ee7fd9a5bcb2550096166385

    SHA256

    19f929c13687b2af00ee10f0658333a1636002b185dac113a7a8182c29369951

    SHA512

    983e99e6cdbd86042a3b323bb4c4d0033614a0efd4997327e0fa942e4b56c76b8337ccb692b5a6879acc01fc7d1a7c0ed4b0195bfaff81e526587b0b1a638321

  • memory/852-62-0x000007FEF4A30000-0x000007FEF5453000-memory.dmp

    Filesize

    10.1MB

  • memory/852-63-0x000007FEEF2C0000-0x000007FEF0356000-memory.dmp

    Filesize

    16.6MB

  • memory/852-64-0x0000000001F86000-0x0000000001FA5000-memory.dmp

    Filesize

    124KB

  • memory/852-65-0x0000000001F86000-0x0000000001FA5000-memory.dmp

    Filesize

    124KB

  • memory/852-66-0x000007FEEE430000-0x000007FEEF2BF000-memory.dmp

    Filesize

    14.6MB

  • memory/852-67-0x000007FEF56B0000-0x000007FEF599A000-memory.dmp

    Filesize

    2.9MB

  • memory/852-68-0x0000000001F86000-0x0000000001FA5000-memory.dmp

    Filesize

    124KB

  • memory/916-54-0x0000000076871000-0x0000000076873000-memory.dmp

    Filesize

    8KB