Windows 7 deprecation

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

Analysis

  • max time kernel
    17s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/01/2024, 06:40

General

  • Target

    2024-01-08_4b6bbd51490cefb107ff79fd82d0fae3_cryptolocker.exe

  • Size

    50KB

  • MD5

    4b6bbd51490cefb107ff79fd82d0fae3

  • SHA1

    221aa55036484707665aaf5269fef9dd3390c2e1

  • SHA256

    74e93cc6b272c923885a99e724c6f21cdcf0ef2d955884a93cd703747b21b335

  • SHA512

    ea0bea1876fdf226e6a2359bec0f68e6474640207ca4d92cb95cf9ed45aa089449c26b5a0113a90bfa9dbbb65c1e2597e4b90a020a4a1c34931f42e78d1c793c

  • SSDEEP

    768:bIDOw9UiaCHfjnE0Sfa7ilR0p9u6p4ICNBCXK9m:bIDOw9a0DwitDZz5

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-01-08_4b6bbd51490cefb107ff79fd82d0fae3_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-08_4b6bbd51490cefb107ff79fd82d0fae3_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3692
    • C:\Users\Admin\AppData\Local\Temp\lossy.exe
      "C:\Users\Admin\AppData\Local\Temp\lossy.exe"
      2⤵
      • Executes dropped EXE
      PID:5112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    50KB

    MD5

    cb3ac27c633a24a1fd4cef3ed2c0bada

    SHA1

    04e2a0ad35504fa8e0fbd4f405e7d529f9163441

    SHA256

    ee6c8325ade28f4b9e5abccc835d4001d1edc0efc489f994fa416e26e38a159c

    SHA512

    a689829f289b626f090d17805cd00f43ca897a045391d65ace2d4df22691e6dbc8e2f6c913f2cb15ee56484c4ad34f56b702667a5a391782d9cd6cfb29329f96

  • memory/3692-0-0x00000000005E0000-0x00000000005E6000-memory.dmp

    Filesize

    24KB

  • memory/3692-1-0x00000000005E0000-0x00000000005E6000-memory.dmp

    Filesize

    24KB

  • memory/3692-2-0x0000000000600000-0x0000000000606000-memory.dmp

    Filesize

    24KB

  • memory/5112-17-0x0000000002050000-0x0000000002056000-memory.dmp

    Filesize

    24KB

  • memory/5112-19-0x00000000021C0000-0x00000000021C6000-memory.dmp

    Filesize

    24KB