Analysis

  • max time kernel
    92s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/11/2024, 03:27

General

  • Target

    2024-11-20_5c152914c12de19beb74d5082527056c_cryptolocker.exe

  • Size

    38KB

  • MD5

    5c152914c12de19beb74d5082527056c

  • SHA1

    8e9d5bd914e8777458d9cd58b468269e02f07177

  • SHA256

    17ff2c07cc3744a7718eaacdca5e6e41b5fecdb5a80a6dab831fdc9b56b1a6dd

  • SHA512

    df077d748ba6109eac48f9cc721dc2faff6f009dab7758ae45ad278099dc168e0e1c335aa388bcaf7b055bf07f86a3c99ac2b96a297f47a746bb1479599c845e

  • SSDEEP

    768:fTz7y3lhsT+hs1SQtOOtEvwDpjfAu9+4A:fT+hsMQMOtEvwDpjoIHA

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\2024-11-20_5c152914c12de19beb74d5082527056c_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-11-20_5c152914c12de19beb74d5082527056c_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2708
    • 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:808

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    38KB

    MD5

    744df4a769d6b0f253ae05c39cbc43af

    SHA1

    9d180a0e0eadc1c4987376810686f15ad8f7380d

    SHA256

    f0d5d5243cd11b17e8791b1c9444ab27bec0bf9c809b6ee9b2b8d632ef03f001

    SHA512

    e51f7596125de2f6edccf68c24e68edeeff76641cf4c78fd851ac698e4c9f7ed0a3a5adc39daed82f18ecd55b37752396f5ece0d3575cf4e0b174ae5f68e8add

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/808-18-0x00000000004F0000-0x00000000004F6000-memory.dmp

    Filesize

    24KB

  • memory/808-17-0x00000000004D0000-0x00000000004D6000-memory.dmp

    Filesize

    24KB

  • memory/2708-0-0x00000000005E0000-0x00000000005E6000-memory.dmp

    Filesize

    24KB

  • memory/2708-1-0x00000000005E0000-0x00000000005E6000-memory.dmp

    Filesize

    24KB

  • memory/2708-2-0x0000000000620000-0x0000000000626000-memory.dmp

    Filesize

    24KB