Analysis

  • max time kernel
    150s
  • max time network
    114s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    15/07/2026, 00:47

General

  • Target
    2026-07-14_657d811e72c5f19ad899981fd4662ea5_cobalt-strike_elex_icedid_njrat_vidar.exe
  • Size 1.8MB
  • Sample260715-a5d7qabs3x
  • SHA256 0d06cff5e161a78e5fc4ea2b6bcf99c1e24c06dee1c974b8a5f292ec44c504dc
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Renames multiple (257) 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 2 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 4 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\2026-07-14_657d811e72c5f19ad899981fd4662ea5_cobalt-strike_elex_icedid_njrat_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-14_657d811e72c5f19ad899981fd4662ea5_cobalt-strike_elex_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:2360
    • C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4708
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:916
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aDE41.bat
      2⤵
      • System Location Discovery: System Language Discovery
      PID:6032
    • 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:4712
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2944
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1392
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4816
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4624
  • 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:4544

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        RCX76AE.tmp

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RCX76AE.tmp
        • Size 157KB
        • SHA256 c2121335d89d6046d575720ef916e7c7e5000606c5575e37f0df0a4d7ff18343
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX79AF.tmp

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\RCX79AF.tmp
        • Size 95KB
        • SHA256 8a3fd84e0fad8290736825b93ba34e70e487e8e73fc5ca0c37310009453733ba
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX7CFC.tmp

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\RCX7CFC.tmp
        • Size 104KB
        • SHA256 fc3f25a09ce697c94afe122136534dbc1b5758c8ecf451caa227abeb980fa31c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX7B01.tmp

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\RCX7B01.tmp
        • Size 119KB
        • SHA256 38dc5f781727a9706937ad6b59d2fdf6753b627c5ca314876025379b8c9ac93d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX7EF3.tmp

        • Path C:\Program Files (x86)\Mozilla Maintenance Service\RCX7EF3.tmp
        • Size 100KB
        • SHA256 19228d9539e94f98b8bd0e380ad7aa46b49ca02a1a1dcde29b243e4db576ff68
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX6B9E.tmp

        • Path C:\Program Files\7-Zip\RCX6B9E.tmp
        • Size 92KB
        • SHA256 89b010801208e1ac1711ba787dc44075c08416c724635e20dd93c59f0c089f77
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX6D3B.tmp

        • Path C:\Program Files\Java\jdk-1.8\bin\RCX6D3B.tmp
        • Size 93KB
        • SHA256 c5d42b149d17ac128da8efc63768bb6da37dfe0165a438e2f174178846805a95
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX7048.tmp

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\RCX7048.tmp
        • Size 92KB
        • SHA256 d8586c81c6a5feec905477430dcd5ea32a4aa5db8fe360210147d56a5b23e1bf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX8389.tmp

        • Path C:\ProgramData\Package Cache\{33d1fd90-4274-48a1-9bc1-97e33d9c2d6f}\RCX8389.tmp
        • Size 93KB
        • SHA256 558170e82714764abc4a8d22829533b35b9dcad52925582e25d7d18c34bf8c64
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$aDE41.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$aDE41.bat
        • Size 824B
        • SHA256 4d686f72a5c9ef7537cd795bce40bf8756a431008c5978e9d9ae7c3223f19b8b
        • MD5 SHA1 SHA512 TLSH

        2026-07-14_657d811e72c5f19ad899981fd4662ea5_cobalt-strike_elex_icedid_njrat_vidar.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-07-14_657d811e72c5f19ad899981fd4662ea5_cobalt-strike_elex_icedid_njrat_vidar.exe.exe
        • Size 1.7MB
        • SHA256 1f29cfa0bde5dfeea2bf7aa9bf59460ea20c4a4c4961b63dff193ea155926af8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 93KB
        • SHA256 a80d1b51db8d3b0e43778f4904255bb1683f1a3fa2ce5d5c2449b47f6b6d449e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        hosts

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

        memory/2360-10-0x0000000000400000-0x0000000000429000-memory.dmp

        memory/4544-17-0x0000000000400000-0x0000000000429000-memory.dmp

        memory/4712-20-0x0000000000400000-0x0000000000429000-memory.dmp

        memory/4712-1053-0x0000000000400000-0x0000000000429000-memory.dmp

        memory/4712-1259-0x0000000000400000-0x0000000000429000-memory.dmp