Analysis

  • max time kernel
    38s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    08-03-2023 21:39

General

  • Target

    Installer.exe

  • Size

    5.0MB

  • MD5

    7c54b7057111165aed5885a25a662284

  • SHA1

    2427f02080a0f3040e82731f16d264b686b50d2a

  • SHA256

    28b0e4a555f41d4709a7d180f2b951491efa80d054cad46c887059ac79d75745

  • SHA512

    aa2e8228e1911fc1edbb264b925e01c750dff5a722d1dbe0144e40e497710e87591d9954cc04df8ee6aa92221f79411d3c7d39e1082cb5f0a6f710b4c67895dd

  • SSDEEP

    98304:N9/3GjyyERJicIqAviJXjlsjBKF7ZHSAZginBJzCV9NAi5o8fWw:NlGjyyERMjTvAXjlgK5ZHdZginrCrNAg

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Installer.exe
    "C:\Users\Admin\AppData\Local\Temp\Installer.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1100
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe"
      2⤵
        PID:1880
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1100 -s 1320
        2⤵
        • Program crash
        PID:2008

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1100-54-0x0000000000340000-0x0000000000848000-memory.dmp
      Filesize

      5.0MB

    • memory/1100-55-0x0000000004F30000-0x0000000004F70000-memory.dmp
      Filesize

      256KB

    • memory/1100-56-0x0000000004F30000-0x0000000004F70000-memory.dmp
      Filesize

      256KB