Analysis

  • max time kernel
    53s
  • max time network
    32s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25/11/2022, 17:03

General

  • Target

    3d272e26f5ef378082fd12a9ad22ff4189003b5ab6062781085a7bead5fc7ffe.exe

  • Size

    142KB

  • MD5

    f02e991e47f748452b1890c851851502

  • SHA1

    296030748dadc40b4ecea6ff12f21de32dbc1ba7

  • SHA256

    3d272e26f5ef378082fd12a9ad22ff4189003b5ab6062781085a7bead5fc7ffe

  • SHA512

    3e04ccbbb5ee305835f045ca21253cb74b36b93e97ee1424d7689d88a22ff6fcf3d05c714e6412785f50f9a8920dfca8e6e87a6e1dbfe1d6482bbc20499cd0f4

  • SSDEEP

    1536:YTTgK2ohN4WgdRKFsssssiFgmFqxDZCAwsssssv2sssEsaM+mgYjgXA3AN5cZFq7:Y/gK34RRKrdsxlUsHq0w0EH

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 4 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\3d272e26f5ef378082fd12a9ad22ff4189003b5ab6062781085a7bead5fc7ffe.exe
    "C:\Users\Admin\AppData\Local\Temp\3d272e26f5ef378082fd12a9ad22ff4189003b5ab6062781085a7bead5fc7ffe.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Users\Admin\AppData\Local\Temp\svchost1.exe
      "C:\Users\Admin\AppData\Local\Temp\svchost1.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      PID:672

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\svchost1.exe

    Filesize

    142KB

    MD5

    f02e991e47f748452b1890c851851502

    SHA1

    296030748dadc40b4ecea6ff12f21de32dbc1ba7

    SHA256

    3d272e26f5ef378082fd12a9ad22ff4189003b5ab6062781085a7bead5fc7ffe

    SHA512

    3e04ccbbb5ee305835f045ca21253cb74b36b93e97ee1424d7689d88a22ff6fcf3d05c714e6412785f50f9a8920dfca8e6e87a6e1dbfe1d6482bbc20499cd0f4

  • C:\Users\Admin\AppData\Local\Temp\svchost1.exe

    Filesize

    142KB

    MD5

    f02e991e47f748452b1890c851851502

    SHA1

    296030748dadc40b4ecea6ff12f21de32dbc1ba7

    SHA256

    3d272e26f5ef378082fd12a9ad22ff4189003b5ab6062781085a7bead5fc7ffe

    SHA512

    3e04ccbbb5ee305835f045ca21253cb74b36b93e97ee1424d7689d88a22ff6fcf3d05c714e6412785f50f9a8920dfca8e6e87a6e1dbfe1d6482bbc20499cd0f4

  • memory/672-60-0x000007FEF3F60000-0x000007FEF4983000-memory.dmp

    Filesize

    10.1MB

  • memory/672-61-0x000007FEF2EC0000-0x000007FEF3F56000-memory.dmp

    Filesize

    16.6MB

  • memory/2028-54-0x000007FEF3F60000-0x000007FEF4983000-memory.dmp

    Filesize

    10.1MB

  • memory/2028-55-0x000007FEF2EC0000-0x000007FEF3F56000-memory.dmp

    Filesize

    16.6MB

  • memory/2028-56-0x000007FEFC2E1000-0x000007FEFC2E3000-memory.dmp

    Filesize

    8KB