Windows 7 deprecation

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

Analysis

  • max time kernel
    6s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/01/2024, 05:55

General

  • Target

    2024-01-09_64250cc8fcb8a57cb9be4b1ef905ec5c_cryptolocker.exe

  • Size

    45KB

  • MD5

    64250cc8fcb8a57cb9be4b1ef905ec5c

  • SHA1

    74402419cb954b2d90d9c804e94a191253d2897b

  • SHA256

    9e93df6917a0f5be1f8f71bd1f468be6558d4d3a7ff4f90d25fcee4a61b5f829

  • SHA512

    5d940ffaec9db847b25a79ea9727ce657c6a6ea010f2580582edc787537779b1e69cb7a77ca8ba7bbc952c5cc0c42541795d9c893f95dc7e6d3586eed7c87fe4

  • SSDEEP

    384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0E4r:XS5nQJ24LR1bytOOtEvwDpjNb4r

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).

  • Modifies system certificate store 2 TTPs 7 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-01-09_64250cc8fcb8a57cb9be4b1ef905ec5c_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-09_64250cc8fcb8a57cb9be4b1ef905ec5c_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2908
    • 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:1332

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    45KB

    MD5

    584b34869c4f2975b39b1778ee84d302

    SHA1

    0982c097004b31a4feac7c03f4c44a7af9fd1ae2

    SHA256

    f2391a160881daaf07173346632c1aa38215d09a702474643c1614582fa157e7

    SHA512

    4ea64469fad39f4fb4b5e0591c0e6154274e507972fc9c7163af6e68d250ee7a90685ec53399d40e936442f49396d71a3d0825395778de5ef30cf0a57a261122

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/1332-19-0x00000000006C0000-0x00000000006C6000-memory.dmp

    Filesize

    24KB

  • memory/1332-25-0x0000000000560000-0x0000000000566000-memory.dmp

    Filesize

    24KB

  • memory/1332-50-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2908-0-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2908-2-0x00000000006B0000-0x00000000006B6000-memory.dmp

    Filesize

    24KB

  • memory/2908-3-0x00000000006D0000-0x00000000006D6000-memory.dmp

    Filesize

    24KB

  • memory/2908-1-0x00000000006B0000-0x00000000006B6000-memory.dmp

    Filesize

    24KB

  • memory/2908-17-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB