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Analysis

  • max time kernel
    148s
  • 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
    12/10/2024, 04:39

General

  • Target

    2024-10-12_60bec9992e1a669d456e29fb125448a0_cryptolocker.exe

  • Size

    53KB

  • MD5

    60bec9992e1a669d456e29fb125448a0

  • SHA1

    050dfd1f76edd0c2575bda06fd8100f42bba7049

  • SHA256

    52f62b480315f675c50eb1aae80027641155899695c4bfe990e1fe1b11e415b0

  • SHA512

    71920aefca87170849eeec4af10559a8e5c2f895b0d2fd98ca1380d966ad87c69278fe781676b82a91c1cb91c61d5c773301b86133a6200ff7f539755da6145d

  • SSDEEP

    768:79inqyNR/QtOOtEvwDpjBK/rJ+Nw8qn8pKIRszDr6PZ:79mqyNhQMOtEvwDpjBxe8TpXRSDePZ

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).

  • 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.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-12_60bec9992e1a669d456e29fb125448a0_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-12_60bec9992e1a669d456e29fb125448a0_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2276
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    53KB

    MD5

    023047ba7b554ac602cca9c66bae2142

    SHA1

    e2b99bebcf207e1bf4bafd1b6a8a5700d30d636c

    SHA256

    65bcd2b1a2a0873eb6ecd2e9e0552d31ef4b4ef536fd4c5bf3c7af8269823566

    SHA512

    c6b9c9fb0518bd215ff52ebc9400bf4a4c39276859c34cf3348ab9cb496c9f595ad202165bab98f943aff3cfad7a6f4a2f4a6a20dcd749442530589df54a5af3

  • memory/1548-19-0x00000000004D0000-0x00000000004D6000-memory.dmp

    Filesize

    24KB

  • memory/1548-20-0x00000000005E0000-0x00000000005E6000-memory.dmp

    Filesize

    24KB

  • memory/1548-26-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2276-0-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2276-1-0x0000000000570000-0x0000000000576000-memory.dmp

    Filesize

    24KB

  • memory/2276-2-0x0000000000570000-0x0000000000576000-memory.dmp

    Filesize

    24KB

  • memory/2276-3-0x00000000006D0000-0x00000000006D6000-memory.dmp

    Filesize

    24KB

  • memory/2276-17-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB