Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    07/05/2026, 04:27

General

  • Target
    2026-05-07_9e0c1b2490ff0c38d15b23fa0a6814c4_cobalt-strike_elex_hijackloader_icedid_njrat_vidar.exe
  • Size 1.1MB
  • Sample260507-e25mqaey6x
  • SHA256 ea8e10b144a87fbdcdd97696f06c88b0dd8d2b8c4836737495aef2ddd64e6997
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Renames multiple (255) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops file in Drivers directory 3 IoCs
  • Executes dropped EXE 3 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-07_9e0c1b2490ff0c38d15b23fa0a6814c4_cobalt-strike_elex_hijackloader_icedid_njrat_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-07_9e0c1b2490ff0c38d15b23fa0a6814c4_cobalt-strike_elex_hijackloader_icedid_njrat_vidar.exe"
    1⤵
    • Drops file in Drivers directory
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4496
    • C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5316
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4344
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aFB86.bat
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4504
      • C:\Users\Admin\AppData\Local\Temp\2026-05-07_9e0c1b2490ff0c38d15b23fa0a6814c4_cobalt-strike_elex_hijackloader_icedid_njrat_vidar.exe
        "C:\Users\Admin\AppData\Local\Temp\2026-05-07_9e0c1b2490ff0c38d15b23fa0a6814c4_cobalt-strike_elex_hijackloader_icedid_njrat_vidar.exe"
        3⤵
        • Executes dropped EXE
        PID:4768
    • C:\Windows\Logo1_.exe
      C:\Windows\Logo1_.exe
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Adds Run key to start application
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4524
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4632
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4884
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4904
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2896
  • C:\Windows\uninstall\rundl132.exe
    C:\Windows\uninstall\rundl132.exe
    1⤵
    • Drops file in Drivers directory
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4956

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        RCX9A6C.tmp

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RCX9A6C.tmp
        • Size 142KB
        • SHA256 4a5842211697f63c54a2142d115ea5dc32065944ea7e6c4a73227fa3945d67d4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX9F12.tmp

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\RCX9F12.tmp
        • Size 80KB
        • SHA256 cfd0dc8788ce5c29cf9aead74ddba59bb9b8cddf3db5e7612a1fd251e9a96780
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX9FD4.tmp

        • Path C:\Program Files (x86)\Google\Update\RCX9FD4.tmp
        • Size 77KB
        • SHA256 7c8a320875ef517f8e87acafca5814767cfdff20694f6179e6f2c3581982193c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedgewebview2.exe.Exe

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\msedgewebview2.exe.Exe
        • Size 3.3MB
        • SHA256 5cfe5263c53b97dfccbb6515b4f39ba7c7382c7c6f968609664359ffeb90e2c0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXA094.tmp

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\RCXA094.tmp
        • Size 104KB
        • SHA256 d1d5763636ac4e37d430021ea6e7aeec1180f6fb96dfa89b345a90a89991d6f8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXA37C.tmp

        • Path C:\Program Files (x86)\Mozilla Maintenance Service\RCXA37C.tmp
        • Size 86KB
        • SHA256 5980400df721e9928cdbca1f041b1677e759a2ba8496bf301fc9ec583792084f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX8F43.tmp

        • Path C:\Program Files\Java\jdk-1.8\bin\RCX8F43.tmp
        • Size 78KB
        • SHA256 b5489555d092a41d7cbbd8863420a886e80dad3559fcabc50925770bd36dc790
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SPREADSHEETCOMPARE.EXE.Exe

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE.Exe
        • Size 540KB
        • SHA256 3c1433450a1fdaa0f17a06952cf5842a7bf4f962523c0806acfaaf66d82f8a2b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vlc.exe.Exe

        • Path C:\Program Files\VideoLAN\VLC\vlc.exe.Exe
        • Size 1.0MB
        • SHA256 36cf63269fc77de87c3afa8e45a0700deb789928e24952b4f737dfc88cdd034a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXA7B3.tmp

        • Path C:\ProgramData\Adobe\Setup\{AC76BA86-7AD7-1033-7B44-AC0F074E4100}\RCXA7B3.tmp
        • Size 78KB
        • SHA256 d7e6fe6e3893a80d3c3d14ebb63d722c0f72437929dda93546b0daffb49c9e84
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$aFB86.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$aFB86.bat
        • Size 902B
        • SHA256 781d72a01b4c088bbcb5ad355371a7b65fbb51310a8beb564ee818c936513315
        • MD5 SHA1 SHA512 TLSH

        2026-05-07_9e0c1b2490ff0c38d15b23fa0a6814c4_cobalt-strike_elex_hijackloader_icedid_njrat_vidar.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-05-07_9e0c1b2490ff0c38d15b23fa0a6814c4_cobalt-strike_elex_hijackloader_icedid_njrat_vidar.exe.exe
        • Size 996KB
        • SHA256 0ff1cbb1212fc12240a17455eb525fc152724134f760efd848ef86b8a03e85e0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 89KB
        • SHA256 deb422e7cac26b1fe79536591b07b6e9af77fe0a0b39cfdff3f389ee81d9721c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        hosts

        • Path C:\Windows\system32\drivers\etc\hosts
        • Size 842B
        • SHA256 d9704dab05e988be3e5e7b7c020bb9814906d11bb9c31ad80d4ed1316f6bc94e
        • MD5 SHA1 SHA512 TLSH

        memory/4496-10-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/4524-638-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/4524-18-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/4524-1251-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/4956-16-0x0000000000400000-0x0000000000426000-memory.dmp