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Overview

overview

10

Static

static

3

2023-08-25...JC.exe

windows7-x64

10

2023-08-25...JC.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    14/10/2023, 03:31

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General

  • Target

    2023-08-25_4a397df8a179157e20f99a429bcfae66_ransomlock_JC.exe

  • Size

    436KB

  • MD5

    4a397df8a179157e20f99a429bcfae66

  • SHA1

    2eb6a51bbd8ff8143ad6135a6f955ac97eef32b2

  • SHA256

    8576927a1cfac1a836925b6b139f817fe5e35afae5c5027b67e0d9d34addf283

  • SHA512

    5f33a9a5b9f52b35a73a50b9f27472ab46aa738d3d82ee57aaeac0297a26f0242ad5486eba1839cb3dbbe457cb0bfa0850824d33b1dec9fb2614861f743ca2b2

  • SSDEEP

    12288:7MSU4joci8M6PW1GVFeFd60DFUyhelYM:ASUCpM2W1Gvgmyelv

Score
10/10
persistence

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2023-08-25_4a397df8a179157e20f99a429bcfae66_ransomlock_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\2023-08-25_4a397df8a179157e20f99a429bcfae66_ransomlock_JC.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    PID:2432
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
      PID:2956

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/2432-0-0x0000000000230000-0x0000000000231000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2432-1-0x0000000000400000-0x0000000000474000-memory.dmp

      Filesize

      464KB

      Download

    • memory/2432-2-0x0000000000230000-0x0000000000231000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2432-9-0x0000000000400000-0x0000000000474000-memory.dmp

      Filesize

      464KB

      Download