Windows 7 deprecation

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

Analysis

  • max time kernel
    121s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/05/2024, 16:53

General

  • Target

    2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe

  • Size

    41KB

  • MD5

    adf852bf676a6eb47a48b22b6b13a46e

  • SHA1

    8e9566ae6f05ae90150a97424f4ebb2b0d8dee81

  • SHA256

    56d486ef38a4252955717cdad509bfea6537610c53114bbd1a7f3b7980c45450

  • SHA512

    3f111cb633d326331800b635d55a8dc3afbc2fb4fa1269647288150cb50aec105292ccba754969171ac54e4dfbe471803dce336e395e521c9afacc2cb30bc6fd

  • SSDEEP

    768:UEEmoQDj/xnMp+yptndwe/PWQtOOtEvwDpjLeJAsKuDb7xZ:ZzFbxmLPWQMOtEvwDpjLeJAsKcb7/

Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 2 IoCs
  • Checks computer location settings 2 TTPs 2 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 10 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1772
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Modifies system certificate store
      PID:1168

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    41KB

    MD5

    2fcd12f6f713f157629a3ba380ff3862

    SHA1

    e1839aeecc1d6f1b7843198f171a31adb0caecdf

    SHA256

    9649bb903bbdbfe43ab2352a9268a4997d87a321ee1eca1fcab9d912f4e0a642

    SHA512

    1721f2cd7e3f839f0ad45db2fd24e52c6562d820d47fc46677d2957531141e96a05db82c38c815e3070680d69e9bb4a5ea73d1c492ead66bcc596fc87edb0154

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/1168-18-0x00000000004F0000-0x0000000000500000-memory.dmp

    Filesize

    64KB

  • memory/1168-20-0x00000000005F0000-0x00000000005F6000-memory.dmp

    Filesize

    24KB

  • memory/1168-26-0x00000000005D0000-0x00000000005D6000-memory.dmp

    Filesize

    24KB

  • memory/1772-0-0x00000000004E0000-0x00000000004E3000-memory.dmp

    Filesize

    12KB

  • memory/1772-1-0x00000000020D0000-0x00000000020D6000-memory.dmp

    Filesize

    24KB

  • memory/1772-2-0x00000000020F0000-0x00000000020F6000-memory.dmp

    Filesize

    24KB

  • memory/1772-9-0x00000000020D0000-0x00000000020D6000-memory.dmp

    Filesize

    24KB

  • memory/1772-17-0x00000000004E0000-0x00000000004E3000-memory.dmp

    Filesize

    12KB