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Analysis

  • max time kernel
    155s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2022, 19:55

General

  • Target

    78e3f73817a8b6cd808a65637238007fda2cc895d81bf20637e7b00f20876ff2.exe

  • Size

    204KB

  • MD5

    385bec28861271e4cbd39aa5817f7290

  • SHA1

    dd1e97b0b382f8966b5ccad3c020aa672b4b9d85

  • SHA256

    78e3f73817a8b6cd808a65637238007fda2cc895d81bf20637e7b00f20876ff2

  • SHA512

    93197163d4972789efa7496f4cf4c5ac7769dd1ce5d38a64039b4e5b28e6e2eb4fb2fedd3e3a20e180679321d52d71604925d89c097115e6305003d7b996c7e7

  • SSDEEP

    768:Pj9Qio1h5LU0dcxmJUMncu/VLHpFIkid+JFIkNcr9fLkWEUYn6sNpcspj6W8Lx4R:Pj9Qh1/vgM/AQmSNFONMlszAjUkxlNm

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 53 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\78e3f73817a8b6cd808a65637238007fda2cc895d81bf20637e7b00f20876ff2.exe
    "C:\Users\Admin\AppData\Local\Temp\78e3f73817a8b6cd808a65637238007fda2cc895d81bf20637e7b00f20876ff2.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1128
    • C:\Users\Admin\vsqoc.exe
      "C:\Users\Admin\vsqoc.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2056

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\vsqoc.exe

    Filesize

    204KB

    MD5

    a48e5994a566b0309918acd717a1c06d

    SHA1

    5cab2bcb2c95c7d9d0768bcfb3b75c343aa4bca2

    SHA256

    bf219c6d64ca7c76fd7fc5ccadcb0888f3fd881a6f0d03227a58f912d59b1e4b

    SHA512

    67bdf6011c1072a6afe4f3330e59dcdc740dffd63ac74d9b9e80b183cc068747895b70573702c00d352eb3d3f5551fc9929f1a18a9312744d0117bd0026d41f2

  • C:\Users\Admin\vsqoc.exe

    Filesize

    204KB

    MD5

    a48e5994a566b0309918acd717a1c06d

    SHA1

    5cab2bcb2c95c7d9d0768bcfb3b75c343aa4bca2

    SHA256

    bf219c6d64ca7c76fd7fc5ccadcb0888f3fd881a6f0d03227a58f912d59b1e4b

    SHA512

    67bdf6011c1072a6afe4f3330e59dcdc740dffd63ac74d9b9e80b183cc068747895b70573702c00d352eb3d3f5551fc9929f1a18a9312744d0117bd0026d41f2

  • memory/1128-134-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1128-141-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2056-140-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2056-142-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB