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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
    15/10/2024, 04:41

General

  • Target

    2024-10-15_93656544cd4041bc60dd46015baafcb3_cryptolocker.exe

  • Size

    47KB

  • MD5

    93656544cd4041bc60dd46015baafcb3

  • SHA1

    68a0dd0471784f48f038a37ba1f283f70608b5d1

  • SHA256

    f44076f69fccb24427181f90e40300974c53a1a219eaa9308df1bc457e8f7db5

  • SHA512

    254a386ed34c478f59a5306471ca4c752364554b5f429820ee2831b5c1e1a19c3c13d462eee765cfc662c0bf92a3a52f43340aebdfce76139520c6234c677fab

  • SSDEEP

    768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBVaD3TP7DFHuRcD9J3r5:X6QFElP6n+gJQMOtEvwDpjBmzDkWDrr5

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\2024-10-15_93656544cd4041bc60dd46015baafcb3_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-15_93656544cd4041bc60dd46015baafcb3_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2720
    • 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:3132

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    47KB

    MD5

    20f43c08e5c005415a28fc208da147b2

    SHA1

    1cfdb6199ac2b7304240b37ec94a5f2558d5f5cc

    SHA256

    67dd797d5440fe8b11f940899880ec965dfeaeee74de2868e2150860d8fad1b9

    SHA512

    bb038f4c4aad164aac2362f4f9899e7571253af24b9eb3830b009fe0d3f41fa0c66bb8fb735c6438621b3a774ae0d38ecb7f2a197e8921aa46a87482b4c21efa

  • memory/2720-0-0x00000000004E0000-0x00000000004E6000-memory.dmp

    Filesize

    24KB

  • memory/2720-1-0x00000000004E0000-0x00000000004E6000-memory.dmp

    Filesize

    24KB

  • memory/2720-2-0x00000000005E0000-0x00000000005E6000-memory.dmp

    Filesize

    24KB

  • memory/3132-17-0x00000000006C0000-0x00000000006C6000-memory.dmp

    Filesize

    24KB

  • memory/3132-23-0x00000000006A0000-0x00000000006A6000-memory.dmp

    Filesize

    24KB