Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/09/2026, 04:24

General

  • Target
    2026-09-07_d9c06a3bfc573ca59c7aeafa0f2bc46a_coinminer_cryptolocker_elex.exe
  • Size 41KB
  • Sample260908-e1gjha1gre
  • SHA256 d3e1495969f7b142f38973da4a2c502f1bc48a11664f5a6006b70e41c829a73a
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 5 IoCs
  • UPX dump on OEP (original entry point) 5 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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\2026-09-07_d9c06a3bfc573ca59c7aeafa0f2bc46a_coinminer_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-07_d9c06a3bfc573ca59c7aeafa0f2bc46a_coinminer_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Users\Admin\AppData\Local\Temp\hasfj.exe
      "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4704
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:4268

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          hasfj.exe

          • Path C:\Users\Admin\AppData\Local\Temp\hasfj.exe
          • Size 41KB
          • SHA256 8eec5c70095fd6dded000bc6c160c5f67be8578ae78548b5e28ef8a0f3c6f1a6
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1960-0-0x0000000008000000-0x000000000800F000-memory.dmp

          memory/1960-1-0x0000000008004000-0x0000000008005000-memory.dmp

          memory/1960-2-0x0000000002290000-0x0000000002296000-memory.dmp

          memory/1960-3-0x0000000008000000-0x000000000800F000-memory.dmp

          memory/1960-4-0x00000000022C0000-0x00000000022C6000-memory.dmp

          memory/4704-19-0x0000000008000000-0x000000000800F000-memory.dmp

          memory/4704-21-0x0000000008000000-0x000000000800F000-memory.dmp

          memory/4704-22-0x0000000002190000-0x0000000002196000-memory.dmp