Analysis

  • max time kernel
    93s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-10-2024 16:41

General

  • Target

    2024-10-10_ceb02bc1aa58dfdddf06d792a118a98f_cryptolocker.exe

  • Size

    45KB

  • MD5

    ceb02bc1aa58dfdddf06d792a118a98f

  • SHA1

    6a1105808b9db31c40517c094f9176ae4065604a

  • SHA256

    c2768d2bafd6a8b2669dd46303abed7277acde86fab99e49b3dd8978c87f13d0

  • SHA512

    c3aa74905cc3382a69ee309b31cdaf72465bdb884e0c814a48f45397af87372c52cd71403e0442d4d37dbaa72a810a95678722ca13e92cb46ae6bc318a22ffeb

  • SSDEEP

    768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRv:6j+1NMOtEvwDpjr8D

Score
7/10

Malware Config

Signatures

  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-10_ceb02bc1aa58dfdddf06d792a118a98f_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-10_ceb02bc1aa58dfdddf06d792a118a98f_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1492
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:4300

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    45KB

    MD5

    32e1da6bb9b575afe9c75b8b84cc1949

    SHA1

    0b93a556b54aa6f1e3010249ccad7d7cad6daa6c

    SHA256

    6880c1625a6617697472550cfe9f312fbcd5b82389ca56f0fc7a341546e3151e

    SHA512

    6fad616b5544b7a820f3af688f005fcee5ee841160740e6b716f5ed101cfc8a470b007e15f45d610b2be1889ae2b5fc75b330c8b0e533b09f242b113a9bc414e

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/1492-0-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/1492-1-0x00000000004D0000-0x00000000004D6000-memory.dmp

    Filesize

    24KB

  • memory/1492-2-0x00000000004D0000-0x00000000004D6000-memory.dmp

    Filesize

    24KB

  • memory/1492-3-0x00000000004F0000-0x00000000004F6000-memory.dmp

    Filesize

    24KB

  • memory/1492-17-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/4300-19-0x00000000004E0000-0x00000000004E6000-memory.dmp

    Filesize

    24KB

  • memory/4300-20-0x0000000000510000-0x0000000000516000-memory.dmp

    Filesize

    24KB

  • memory/4300-46-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB