Analysis

  • max time kernel
    149s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    19/04/2026, 23:46

General

  • Target
    2026-04-19_a57af06c356ce0e7fa06c6dea0406af6_cobalt-strike_coinminer_hijackloader_icedid_luca-stealer.exe
  • Size 5.2MB
  • Sample260419-3sn6dahs5x
  • SHA256 060c01db7ac132765be2e5644fb4d4d4004391c456335c07092e2ea218d7e81b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects executables embedding registry key / value combination indicative of disabling Windows Defen 1 IoCs
  • Custom signature
    Detects executables manipulated with Fody 1 IoCs
  • Custom signature
    UPX dump on OEP (original entry point) 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Windows directory 9 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-19_a57af06c356ce0e7fa06c6dea0406af6_cobalt-strike_coinminer_hijackloader_icedid_luca-stealer.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-19_a57af06c356ce0e7fa06c6dea0406af6_cobalt-strike_coinminer_hijackloader_icedid_luca-stealer.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:3748
    • C:\Windows\System32\notepad.exe
      "C:\Windows\System32\notepad.exe" C:\Users\Admin\AppData\Local\Temp\WEL5B89.tmp
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:3756

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        vcredist_x86.exe

        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 5.7MB
        • SHA256 9be2524d0b79ce145338b1ba380e5105554bc1d01d919f26a5a83e8eb3f5011a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WEL5B89.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\WEL5B89.tmp
        • Size 52B
        • SHA256 be0909be27235c36586ceb9b7e37d8d74c423d9460c4dbf0e2417fcf58b96caa
        • MD5 SHA1 SHA512 TLSH

        memory/3748-44-0x000001F154280000-0x000001F15431E000-memory.dmp

        memory/3756-45-0x0000015CFFE40000-0x0000015CFFEDE000-memory.dmp

        memory/3756-57-0x0000015CFFE40000-0x0000015CFFEDE000-memory.dmp

        memory/3756-58-0x0000015CFFE40000-0x0000015CFFEDE000-memory.dmp