Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    117s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29/02/2024, 08:38

General

  • Target

    2024-02-29_63abe637105cb8dfdae7f0487951eef4_cryptolocker.exe

  • Size

    66KB

  • MD5

    63abe637105cb8dfdae7f0487951eef4

  • SHA1

    2eed46a0acddc8e2358ae3594da94971c1081dee

  • SHA256

    484e83f530efec922e8fd9dbe2a9db04d3a77f16c59c3ff6efb18be2592fd6ed

  • SHA512

    5c1b7ee36566df7ab81be5ce2489f07ec66f07931c2344972430adb2832780aa11fd1043741a82ae95819f2d55d64076662c371deaa4b085a251ac0a733790de

  • SSDEEP

    1536:ZzFbxmLPWQMOtEvwDpj386Sj/WprgJN6tZdOyJ3hvLcbVI:ZVxkGOtEvwDpjcawO

Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-02-29_63abe637105cb8dfdae7f0487951eef4_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-29_63abe637105cb8dfdae7f0487951eef4_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2724
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      PID:2676

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    67KB

    MD5

    753df6889fd7410a2e9fe333da83a429

    SHA1

    3c425f16e8267186061dd48ac1c77c122962456e

    SHA256

    b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

    SHA512

    9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

  • C:\Users\Admin\AppData\Local\Temp\Tar685B.tmp

    Filesize

    175KB

    MD5

    dd73cead4b93366cf3465c8cd32e2796

    SHA1

    74546226dfe9ceb8184651e920d1dbfb432b314e

    SHA256

    a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

    SHA512

    ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

  • \Users\Admin\AppData\Local\Temp\misid.exe

    Filesize

    66KB

    MD5

    d8466b427775a2ccb6308ae0909a3e5f

    SHA1

    6c9f7e764ba44aacad0762cceaa71b7e1f5c9c8b

    SHA256

    3117db955db84c82dff524f88601f45eaea8a8097c25ebbb08140c6f34c438fd

    SHA512

    466eb546898e4e95e41161689877995f71677ffe9180bc6b5ed50c2fd3d022d35086a382fa5ba97a4971e96c525b4b0e380dc910530fbafcbc30522827eaf4ab

  • memory/2676-14-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/2676-16-0x0000000000280000-0x0000000000286000-memory.dmp

    Filesize

    24KB

  • memory/2724-0-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/2724-1-0x0000000000270000-0x0000000000276000-memory.dmp

    Filesize

    24KB

  • memory/2724-3-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB