Analysis

  • max time kernel
    124s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    18/08/2021, 13:49

General

  • Target
    11db2d65d63410cd0cfb743cee25d4bb.exe
  • Size 662KB
  • Sample210818-56ky2lpsxe
  • SHA256 fb416672e7ef0f01a189765395e9c87a44de01f41f4df96c871a267fea65cb87
  • MD5 SHA1 SHA512
Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\11db2d65d63410cd0cfb743cee25d4bb.exe
    "C:\Users\Admin\AppData\Local\Temp\11db2d65d63410cd0cfb743cee25d4bb.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1640
    • C:\Users\Admin\AppData\Local\Temp\11db2d65d63410cd0cfb743cee25d4bb.exe
      C:\Users\Admin\AppData\Local\Temp\11db2d65d63410cd0cfb743cee25d4bb.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:664
      • C:\Users\Admin\AppData\Local\Temp\11db2d65d63410cd0cfb743cee25d4bb.exe
        "C:\Users\Admin\AppData\Local\Temp\11db2d65d63410cd0cfb743cee25d4bb.exe"
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:780

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/664-75-0x0000000000B40000-0x0000000000B6A000-memory.dmp

        memory/664-76-0x00000000003F0000-0x00000000003F4000-memory.dmp

        memory/664-73-0x0000000001110000-0x0000000001111000-memory.dmp

        memory/664-77-0x0000000000B70000-0x0000000000BB6000-memory.dmp

        memory/664-69-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/664-74-0x00000000006D0000-0x0000000000728000-memory.dmp

        memory/664-71-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/780-81-0x0000000005040000-0x0000000005041000-memory.dmp

        memory/1640-62-0x0000000004DB0000-0x0000000004DB1000-memory.dmp

        memory/1640-60-0x0000000001250000-0x0000000001251000-memory.dmp

        memory/1640-68-0x0000000005430000-0x000000000548A000-memory.dmp

        memory/1640-63-0x0000000005060000-0x00000000050E2000-memory.dmp