Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    30/05/2026, 07:37

General

  • Target
    2026-05-30_e9326ecbf82fe89fc8877665fa0d5d53_cryptolocker_elex.exe
  • Size 52KB
  • Sample260530-jf22xsf14v
  • SHA256 ad3654d51e02204b9ed8846c3f40e7a01df1a0e030fe75b450d461de0f26a55e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 1 IoCs
  • Detection of Cryptolocker Samples 1 IoCs
  • 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 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-30_e9326ecbf82fe89fc8877665fa0d5d53_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-30_e9326ecbf82fe89fc8877665fa0d5d53_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1492
    • 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:2412

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        asih.exe

        • Path C:\Users\Admin\AppData\Local\Temp\asih.exe
        • Size 53KB
        • SHA256 18183eae9a1b07bf23c053700b40d0a9a0c08c4047166bec54ffad551c271e87
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1492-0-0x00000000006B0000-0x00000000006B6000-memory.dmp

        memory/1492-1-0x00000000006B0000-0x00000000006B6000-memory.dmp

        memory/1492-2-0x0000000002170000-0x0000000002176000-memory.dmp

        memory/2412-17-0x00000000021E0000-0x00000000021E6000-memory.dmp

        memory/2412-18-0x0000000002210000-0x0000000002216000-memory.dmp