Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    18/04/2026, 16:14

General

  • Target
    2026-04-18_f3664f3cfec980a84dbb3dcf26b9408b_amadey_cloudeye_cobalt-strike_elex_hijackloader_nymaim_r.exe
  • Size 2.6MB
  • Sample260418-tpvpbacy9m
  • SHA256 50e8a2231570fbc923c8ccb1bcb96d596fd410db231c3a56ed71f6586059f074
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 64 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\2026-04-18_f3664f3cfec980a84dbb3dcf26b9408b_amadey_cloudeye_cobalt-strike_elex_hijackloader_nymaim_r.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-18_f3664f3cfec980a84dbb3dcf26b9408b_amadey_cloudeye_cobalt-strike_elex_hijackloader_nymaim_r.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5208
    • C:\Users\Admin\AppData\Local\Temp\2026-04-18_f3664f3cfec980a84dbb3dcf26b9408b_amadey_cloudeye_cobalt-strike_elex_hijackloader_nymaim_r.sho
      C:\Users\Admin\AppData\Local\Temp\2026-04-18_f3664f3cfec980a84dbb3dcf26b9408b_amadey_cloudeye_cobalt-strike_elex_hijackloader_nymaim_r.sho
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      PID:4060

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        2026-04-18_f3664f3cfec980a84dbb3dcf26b9408b_amadey_cloudeye_cobalt-strike_elex_hijackloader_nymaim_r.sho

        • Path C:\Users\Admin\AppData\Local\Temp\2026-04-18_f3664f3cfec980a84dbb3dcf26b9408b_amadey_cloudeye_cobalt-strike_elex_hijackloader_nymaim_r.sho
        • Size 183KB
        • SHA256 0a567046bbc4e3b7997d2c57b933afc0ae4e8d7c3101a0b2d43c7c50b406e5ac
        • MD5 SHA1 SHA512 SSDEEP TLSH

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsdD5A.tmp\System.dll
        • Size 22KB
        • SHA256 b711c4f17690421c9dc8ddb9ed5a9ddc539b3a28f11e19c851e25dcfc7701c04
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Shohdi.hdi

        • Path C:\Windows\SysWOW64\Shohdi.hdi
        • Size 2.6MB
        • SHA256 f06428f8f2101997aa1dae974ef203a5cd4cb2d39c13af8221ec204a9027a622
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Uninstall.exe

        • Path \??\c:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe
        • Size 100KB
        • SHA256 3de952bfb09d2c5ad041f4c0b6800df1716519508b044d53cf5d45b290c7eef5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4060-11-0x0000000000940000-0x0000000000A1C000-memory.dmp

        memory/5208-180-0x0000000002280000-0x000000000233F000-memory.dmp