Analysis

  • max time kernel
    148s
  • max time network
    129s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/11/2026, 00:27

General

  • Target
    2026-10-31_6e103ad7d5c7352d78d29b82ef62a19b_cobalt-strike_elex_icedid_luca-stealer_neshta_njrat_ransomhub_vidar.exe
  • Size 4.2MB
  • Sample261102-ar2e4ay1f1
  • SHA256 81b4c90d8ca557028c39b5b1c765159baaa5413eec68d69816f39a1275162d7f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Detect Neshta payload 5 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Modifies system executable filetype association 2 TTPs 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 Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-31_6e103ad7d5c7352d78d29b82ef62a19b_cobalt-strike_elex_icedid_luca-stealer_neshta_njrat_ransomhub_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-31_6e103ad7d5c7352d78d29b82ef62a19b_cobalt-strike_elex_icedid_luca-stealer_neshta_njrat_ransomhub_vidar.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:5836
    • C:\Users\Admin\AppData\Local\Temp\3582-490\2026-10-31_6e103ad7d5c7352d78d29b82ef62a19b_cobalt-strike_elex_icedid_luca-stealer_neshta_njrat_ransomhub_vidar.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\2026-10-31_6e103ad7d5c7352d78d29b82ef62a19b_cobalt-strike_elex_icedid_luca-stealer_neshta_njrat_ransomhub_vidar.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1036
      • C:\Windows\TEMP\{A312DDB3-78B1-445B-8816-3E282547BD82}\.ba\CoreBA.exe
        "C:\Windows\TEMP\{A312DDB3-78B1-445B-8816-3E282547BD82}\.ba\CoreBA.exe" -burn.ba.apiver 569705357157400576 -burn.ba.pipe BurnPipe.{77E1B9E6-BF82-4F52-98E6-F713AD04FA26} {E82E2EFC-6C2D-4979-B3DE-37D8EF7E37FE}
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Reads the TCP/IP host and domain name from the registry
        • Modifies system certificate store
        PID:940

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        AcroRd32.exe

        • Path C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe
        • Size 2.4MB
        • SHA256 8268d3fefe8ca96a25a73690d14bacf644170ab5e9e70d2f8eeb350a4c83f9f6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2026-10-31_6e103ad7d5c7352d78d29b82ef62a19b_cobalt-strike_elex_icedid_luca-stealer_neshta_njrat_ransomhub_vidar.exe

        • Path C:\Users\Admin\AppData\Local\Temp\3582-490\2026-10-31_6e103ad7d5c7352d78d29b82ef62a19b_cobalt-strike_elex_icedid_luca-stealer_neshta_njrat_ransomhub_vidar.exe
        • Size 4.2MB
        • SHA256 a58374ba8868696f1b2b585a6a29dd0af850512e6fe53afe267ded53eb68afd2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        BootstrapperApplicationData.xml

        • Path C:\Windows\TEMP\{A312DDB3-78B1-445B-8816-3E282547BD82}\.ba\BootstrapperApplicationData.xml
        • Size 13KB
        • SHA256 a48e1fe3921bb3c6496c6d4d1a8e8551e53fbb4f9f33afd3a8ffb15835ccee17
        • MD5 SHA1 SHA512 SSDEEP TLSH

        BundleDefinition.xml

        • Path C:\Windows\TEMP\{A312DDB3-78B1-445B-8816-3E282547BD82}\.ba\BundleDefinition.xml
        • Size 6KB
        • SHA256 9fd9e22b990dd99314e0dac88154a77961bb0a62fcf647e18e19183babd96c40
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CommonUtils.dll

        • Path C:\Windows\TEMP\{A312DDB3-78B1-445B-8816-3E282547BD82}\.ba\CommonUtils.dll
        • Size 163KB
        • SHA256 9f2d458ecd533271494e3767cde8fac96b10b1b69b686d01bd01bd69b669233f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        BundleDefinitionSchema.xsd

        • Path C:\Windows\TEMP\{A312DDB3-78B1-445B-8816-3E282547BD82}\.ba\Config\Data\Schema\BundleDefinitionSchema.xsd
        • Size 12KB
        • SHA256 4e1713b6691a1c0842240c3b783f97e06f2cf8a31be8a9e8ca44f9d9587f2976
        • MD5 SHA1 SHA512 SSDEEP TLSH

        BundleSettingsSchema.xsd

        • Path C:\Windows\TEMP\{A312DDB3-78B1-445B-8816-3E282547BD82}\.ba\Core\CustomBAConfig\Data\Schema\BundleSettingsSchema.xsd
        • Size 2KB
        • SHA256 2b531e8eff92ada9ed484349c8edc403165f9f1c5d0c763e9c20f1d0cef277ec
        • MD5 SHA1 SHA512 TLSH

        CoreBA_en-us.xml

        • Path C:\Windows\TEMP\{A312DDB3-78B1-445B-8816-3E282547BD82}\.ba\Core\Localization\Data\LocalizationXml\CoreBA_en-us.xml
        • Size 13KB
        • SHA256 6010c8befa765bc5c6bb41b5f42264c62344b6fc23b102c3eb79a56b7e0b5af9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        LocalizationSchema.xsd

        • Path C:\Windows\TEMP\{A312DDB3-78B1-445B-8816-3E282547BD82}\.ba\Core\Localization\Data\Schema\LocalizationSchema.xsd
        • Size 1KB
        • SHA256 04b5877bb219d308b4700db36c894b9e3dbd2b34978868c9bbcc27d0be7b3bd0
        • MD5 SHA1 SHA512 TLSH

        IDK.Common.dll

        • Path C:\Windows\TEMP\{A312DDB3-78B1-445B-8816-3E282547BD82}\.ba\IDK.Common.dll
        • Size 43KB
        • SHA256 94dc7f9deb6cfcd562824928496ea4b669b0e7a255c516c6aa47b0abdf5dbaa8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WirelessBundle_en-US.xml

        • Path C:\Windows\TEMP\{A312DDB3-78B1-445B-8816-3E282547BD82}\.ba\Localization\WirelessBundle_en-US.xml
        • Size 1KB
        • SHA256 7d55bcc9db03b82b04bbb745cfe11026bd526a49c4b4edb5c3b7b2cc7e7133fa
        • MD5 SHA1 SHA512 TLSH

        WixToolset.BootstrapperApplicationApi.dll

        • Path C:\Windows\TEMP\{A312DDB3-78B1-445B-8816-3E282547BD82}\.ba\WixToolset.BootstrapperApplicationApi.dll
        • Size 168KB
        • SHA256 afaeff3e1c543eb93dfe048de02fb932d8c864a3f2d3340de4dec4a3daf2c858
        • MD5 SHA1 SHA512 SSDEEP TLSH

        mbanative.dll

        • Path C:\Windows\TEMP\{A312DDB3-78B1-445B-8816-3E282547BD82}\.ba\mbanative.dll
        • Size 305KB
        • SHA256 e92d832d7bceee2356d2229b1bf3e041049ac49bd3147f788a4ed368caa4b982
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CoreBA.exe

        • Path C:\Windows\Temp\{A312DDB3-78B1-445B-8816-3E282547BD82}\.ba\CoreBA.exe
        • Size 798KB
        • SHA256 e108a411bf730eca6396c75f060917ae39dbb4226c2ed048516ba50add6c2334
        • MD5 SHA1 SHA512 SSDEEP TLSH

        license.rtf

        • Path C:\Windows\Temp\{A312DDB3-78B1-445B-8816-3E282547BD82}\.ba\EULA\de-de\license.rtf
        • Size 268KB
        • SHA256 718bd1bde02c13688f9b48455468982386ab74462face0fe32006ef2b5e93a32
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/940-121-0x00007FFA63640000-0x00007FFA63FE4000-memory.dmp

        memory/940-118-0x00000151846A0000-0x0000015184768000-memory.dmp

        memory/940-145-0x0000015186430000-0x000001518645A000-memory.dmp

        memory/940-138-0x00007FFA63640000-0x00007FFA63FE4000-memory.dmp

        memory/940-122-0x0000015184BF0000-0x0000015184C1E000-memory.dmp

        memory/940-151-0x00007FFA63640000-0x00007FFA63FE4000-memory.dmp

        memory/940-152-0x00007FFA63640000-0x00007FFA63FE4000-memory.dmp

        memory/940-156-0x00007FFA63640000-0x00007FFA63FE4000-memory.dmp

        memory/940-142-0x00007FFA63640000-0x00007FFA63FE4000-memory.dmp

        memory/940-146-0x0000015184C50000-0x0000015184C62000-memory.dmp

        memory/940-119-0x00007FFA637CF000-0x00007FFA637D0000-memory.dmp

        memory/940-148-0x0000015184C20000-0x0000015184C2E000-memory.dmp

        memory/940-140-0x00007FFA63640000-0x00007FFA63FE4000-memory.dmp

        memory/940-176-0x00007FFA63640000-0x00007FFA63FE4000-memory.dmp

        memory/5836-369-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/5836-370-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/5836-371-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/5836-373-0x0000000000400000-0x000000000041B000-memory.dmp