Windows 7 deprecation

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

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/04/2024, 18:55

General

  • Target

    2024-04-30_ae7b63364a6527707694703cf170afb3_cryptolocker.exe

  • Size

    36KB

  • MD5

    ae7b63364a6527707694703cf170afb3

  • SHA1

    ab2136ea19a620beb93b209434e499a75d6f9eb1

  • SHA256

    77cc9a366157f9e2fd06dc8a7f7f7afd3bbc7196e924199ad13489e6c9969ada

  • SHA512

    e7f4c9b7623cbe40bcdf21c60ae324698afac16a7d84d46a23a77973e717e0388a4c42698d0854837988c901e1f6a1118fe802c74a062edbb5154ee1e9f49c89

  • SSDEEP

    768:fTz7y3lhsT+hs1SQtOOtEvwDpjfAu9+40L:fT+hsMQMOtEvwDpjoIH4

Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 1 IoCs
  • Detection of Cryptolocker Samples 1 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 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-04-30_ae7b63364a6527707694703cf170afb3_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-30_ae7b63364a6527707694703cf170afb3_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3760
    • 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:1104

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    36KB

    MD5

    7cc713bbae8c0072c72962723203dd7b

    SHA1

    50c16deb4d4638355110f49f136b46ab313e5ff7

    SHA256

    6f912c500dd12adcb62900f8c7912670fa16017d7a11c330a8200843e98c4270

    SHA512

    7db358f579d428f8d491c498394d22f429e8177a3e024799db92ffbbe850e403a8d86d0ccfe8b88d00470c581b292e075f86568dc0ff83922144f1b32ac44acc

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/1104-23-0x0000000000560000-0x0000000000566000-memory.dmp

    Filesize

    24KB

  • memory/3760-0-0x00000000006A0000-0x00000000006A6000-memory.dmp

    Filesize

    24KB

  • memory/3760-1-0x00000000006A0000-0x00000000006A6000-memory.dmp

    Filesize

    24KB

  • memory/3760-3-0x00000000006C0000-0x00000000006C6000-memory.dmp

    Filesize

    24KB