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Analysis

  • max time kernel
    41s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2022, 19:07

General

  • Target

    c1d37d63b2ae9e5a813e29391119b32a5a96010f4de04f736e849515258e0e8b.exe

  • Size

    105KB

  • MD5

    65d9c9a18d96d8c9da65a37b4c2a5572

  • SHA1

    42660dc87fd5fa12aa452a4c5cd7fd3fa20628c3

  • SHA256

    c1d37d63b2ae9e5a813e29391119b32a5a96010f4de04f736e849515258e0e8b

  • SHA512

    0f845a701c29f33a83715ebfb60e5f6b881a9a1bfe00016ac4df667f425baf88ee547cb7a87e212e13490dd07566f4d20432109599cc04c4dc27c0c0b55f6928

  • SSDEEP

    3072:pxIWTjOKItEKn/tenU6suHaqwbmrFf5j:pL3FI6+1enU6su6Jbmj

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs 1 IoCs
  • Drops startup file 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c1d37d63b2ae9e5a813e29391119b32a5a96010f4de04f736e849515258e0e8b.exe
    "C:\Users\Admin\AppData\Local\Temp\c1d37d63b2ae9e5a813e29391119b32a5a96010f4de04f736e849515258e0e8b.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1884
    • C:\Users\Admin\AppData\Roaming\Flash Player.exe
      "C:\Users\Admin\AppData\Roaming\Flash Player.exe"
      2⤵
      • Executes dropped EXE
      • Drops startup file
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2020
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\Flash Player.exe" "Flash Player.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:1648

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Flash Player.exe

    Filesize

    105KB

    MD5

    65d9c9a18d96d8c9da65a37b4c2a5572

    SHA1

    42660dc87fd5fa12aa452a4c5cd7fd3fa20628c3

    SHA256

    c1d37d63b2ae9e5a813e29391119b32a5a96010f4de04f736e849515258e0e8b

    SHA512

    0f845a701c29f33a83715ebfb60e5f6b881a9a1bfe00016ac4df667f425baf88ee547cb7a87e212e13490dd07566f4d20432109599cc04c4dc27c0c0b55f6928

  • C:\Users\Admin\AppData\Roaming\Flash Player.exe

    Filesize

    105KB

    MD5

    65d9c9a18d96d8c9da65a37b4c2a5572

    SHA1

    42660dc87fd5fa12aa452a4c5cd7fd3fa20628c3

    SHA256

    c1d37d63b2ae9e5a813e29391119b32a5a96010f4de04f736e849515258e0e8b

    SHA512

    0f845a701c29f33a83715ebfb60e5f6b881a9a1bfe00016ac4df667f425baf88ee547cb7a87e212e13490dd07566f4d20432109599cc04c4dc27c0c0b55f6928

  • \Users\Admin\AppData\Roaming\Flash Player.exe

    Filesize

    105KB

    MD5

    65d9c9a18d96d8c9da65a37b4c2a5572

    SHA1

    42660dc87fd5fa12aa452a4c5cd7fd3fa20628c3

    SHA256

    c1d37d63b2ae9e5a813e29391119b32a5a96010f4de04f736e849515258e0e8b

    SHA512

    0f845a701c29f33a83715ebfb60e5f6b881a9a1bfe00016ac4df667f425baf88ee547cb7a87e212e13490dd07566f4d20432109599cc04c4dc27c0c0b55f6928

  • \Users\Admin\AppData\Roaming\Flash Player.exe

    Filesize

    105KB

    MD5

    65d9c9a18d96d8c9da65a37b4c2a5572

    SHA1

    42660dc87fd5fa12aa452a4c5cd7fd3fa20628c3

    SHA256

    c1d37d63b2ae9e5a813e29391119b32a5a96010f4de04f736e849515258e0e8b

    SHA512

    0f845a701c29f33a83715ebfb60e5f6b881a9a1bfe00016ac4df667f425baf88ee547cb7a87e212e13490dd07566f4d20432109599cc04c4dc27c0c0b55f6928

  • memory/1884-65-0x0000000074C30000-0x00000000751DB000-memory.dmp

    Filesize

    5.7MB

  • memory/1884-55-0x0000000074C30000-0x00000000751DB000-memory.dmp

    Filesize

    5.7MB

  • memory/1884-54-0x0000000075E31000-0x0000000075E33000-memory.dmp

    Filesize

    8KB

  • memory/2020-63-0x0000000074C30000-0x00000000751DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2020-66-0x0000000000DD5000-0x0000000000DE6000-memory.dmp

    Filesize

    68KB

  • memory/2020-67-0x0000000074C30000-0x00000000751DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2020-68-0x0000000000DD5000-0x0000000000DE6000-memory.dmp

    Filesize

    68KB