Analysis

  • max time kernel
    213s
  • max time network
    248s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/11/2022, 05:09

General

  • Target
    0edabe7722359593c261ce992bcf2c8decb8df7b35e538d328f5d5e15b283cd6.exe
  • Size 277KB
  • Sample221124-ftb6wabb52
  • SHA256 0edabe7722359593c261ce992bcf2c8decb8df7b35e538d328f5d5e15b283cd6
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 4 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 64 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0edabe7722359593c261ce992bcf2c8decb8df7b35e538d328f5d5e15b283cd6.exe
    "C:\Users\Admin\AppData\Local\Temp\0edabe7722359593c261ce992bcf2c8decb8df7b35e538d328f5d5e15b283cd6.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4268
    • C:\Users\Admin\AppData\Local\Temp\0edabe7722359593c261ce992bcf2c8decb8df7b35e538d328f5d5e15b283cd6.exe
      "C:\Users\Admin\AppData\Local\Temp\0edabe7722359593c261ce992bcf2c8decb8df7b35e538d328f5d5e15b283cd6.exe"
      2⤵
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3424
      • C:\Windows\SysWOW64\explorer.exe
        "C:\Windows\SysWOW64\explorer.exe"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4152

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        coquille.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsg1549.tmp\coquille.dll
        • Size 14KB
        • SHA256 6b34d5c64fb635fe2dc5fbbe61c30eae196d389fa107ca11a9efb0bf377c2c77
        • MD5 SHA1 SHA512 SSDEEP

        memory/3424-134-0x0000000000400000-0x0000000000441000-memory.dmp

        memory/3424-136-0x0000000000400000-0x0000000000441000-memory.dmp

        memory/3424-138-0x0000000000400000-0x0000000000441000-memory.dmp

        memory/4152-139-0x0000000000410000-0x0000000000843000-memory.dmp

        memory/4152-140-0x0000000002D50000-0x0000000002D55000-memory.dmp

        memory/4152-141-0x0000000003300000-0x0000000003750000-memory.dmp