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Analysis

  • max time kernel
    213s
  • max time network
    220s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/12/2022, 12:39

General

  • Target

    87409c1265a10e541f1a06d3748567f3422c822440b47c185843b33c08a14180.exe

  • Size

    1.9MB

  • MD5

    46dc33e5c322138b177fef98d5e73b21

  • SHA1

    3c19b3678939cfd8e3f5ae0f3068f03746e3da2b

  • SHA256

    87409c1265a10e541f1a06d3748567f3422c822440b47c185843b33c08a14180

  • SHA512

    6218012cb7a9acb2737116ba1775d86a4c768246efa3a8ab9cefa1135bf291e11b1ebc04574e902130e6e6f80c8ba5dd7b26d57074fddcf1ebe688108f1460fb

  • SSDEEP

    49152:F0BfJXAEh4Wvtw6ZnGsjfKtyvdlbwfXb7dMs:F0BfKEh4WW65hjysvQXdR

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\87409c1265a10e541f1a06d3748567f3422c822440b47c185843b33c08a14180.exe
    "C:\Users\Admin\AppData\Local\Temp\87409c1265a10e541f1a06d3748567f3422c822440b47c185843b33c08a14180.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:5076
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" -U /s .\I0OkU.i
      2⤵
      • Loads dropped DLL
      PID:4236

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\I0OkU.i

    Filesize

    2.0MB

    MD5

    d8ca1d9e20f3dda1ecacea9d4b1a628d

    SHA1

    2a856b642a253c526df454ccb9310546737d7678

    SHA256

    0f80ba0da9a7745f64df77567adedcbcb5cf6e866a5eac00a6502f3d17af6a8a

    SHA512

    9b64eae4110f3e494be25c486e731afb8d928510fdf2e64239d8968296902b0797e277b31d4dc92e8d70ce71de12ed9b84ca342833a1560d6868320477669278

  • C:\Users\Admin\AppData\Local\Temp\I0OkU.i

    Filesize

    2.0MB

    MD5

    d8ca1d9e20f3dda1ecacea9d4b1a628d

    SHA1

    2a856b642a253c526df454ccb9310546737d7678

    SHA256

    0f80ba0da9a7745f64df77567adedcbcb5cf6e866a5eac00a6502f3d17af6a8a

    SHA512

    9b64eae4110f3e494be25c486e731afb8d928510fdf2e64239d8968296902b0797e277b31d4dc92e8d70ce71de12ed9b84ca342833a1560d6868320477669278

  • memory/4236-135-0x0000000002ED0000-0x0000000003035000-memory.dmp

    Filesize

    1.4MB

  • memory/4236-136-0x0000000003150000-0x0000000003257000-memory.dmp

    Filesize

    1.0MB

  • memory/4236-137-0x0000000003270000-0x000000000333C000-memory.dmp

    Filesize

    816KB

  • memory/4236-139-0x0000000003350000-0x0000000003407000-memory.dmp

    Filesize

    732KB

  • memory/4236-138-0x0000000003350000-0x0000000003407000-memory.dmp

    Filesize

    732KB

  • memory/4236-141-0x0000000003150000-0x0000000003257000-memory.dmp

    Filesize

    1.0MB