Windows 7 deprecation

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

Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    17/04/2024, 04:20

General

  • Target

    2024-04-17_f3a5842ccd2cb2e9f2dd7d72e30af464_cryptolocker.exe

  • Size

    62KB

  • MD5

    f3a5842ccd2cb2e9f2dd7d72e30af464

  • SHA1

    76933969edc320155db6a22720ebd9c60acc48a9

  • SHA256

    73a7006671e8d40f2fbc99536392c5a7dc9a2f736d197f6adbe1396dcf52bd70

  • SHA512

    e3cd29613974de2ba98dd23aa97a06119268b142ecfe27e66e356478647079915061e731287d5442aa72bc6de9d8a5f9ccae44fdeb7c4e72558a117e55be2d25

  • SSDEEP

    1536:btB9g/xtCSKfxLIc//Xr+/AO/kIZ3ft2nVuTKB6nggOlHdUHaxJ:btng54SMLr+/AO/kIhfoKMHdPJ

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).

  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-04-17_f3a5842ccd2cb2e9f2dd7d72e30af464_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-17_f3a5842ccd2cb2e9f2dd7d72e30af464_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2292
    • C:\Users\Admin\AppData\Local\Temp\gewos.exe
      "C:\Users\Admin\AppData\Local\Temp\gewos.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2300

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    63KB

    MD5

    8fa10beb5d2993c38a548313856b79f7

    SHA1

    959c65f4878d055a96a1810b354abaca4a9d9f97

    SHA256

    d896bba0da597749502bf8644105ed8b36547e990b92c1ae5ccfeba70a6be0f7

    SHA512

    d799348a9f70048608c95314c0985b65138344040e77914325fd37b5cde09efad5d158797ec7895b8fbde405b4fe1af5d95047b2fdbb9040ba2262e952dc384a

  • memory/2292-0-0x0000000000260000-0x0000000000266000-memory.dmp

    Filesize

    24KB

  • memory/2292-1-0x0000000000260000-0x0000000000266000-memory.dmp

    Filesize

    24KB

  • memory/2292-2-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB