Analysis

  • max time kernel
    149s
  • max time network
    139s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    01/06/2026, 01:41

General

  • Target
    2026-06-01_6ebf2795911ef08d3ac258b38913fbcc_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys_vidar.exe
  • Size 449KB
  • Sample260601-b339hadw2r
  • SHA256 89cc8b669578c84fe6fad7c9615cecae76d36ddfd16dfdea151ab9ad7d823102
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • Program crash 2 IoCs
  • 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-01_6ebf2795911ef08d3ac258b38913fbcc_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-01_6ebf2795911ef08d3ac258b38913fbcc_cobalt-strike_elex_emotet_icedid_nymaim_rhadamanthys_vidar.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1248
    • C:\Users\Admin\AppData\Local\Temp\microsoftedgeupdatecomregistershell6432.exe
      "microsoftedgeupdatecomregistershell6432.exe "
      2⤵
      • Executes dropped EXE
      PID:3136
    • C:\Windows\SysWOW64\eventviewer.exe
      "C:\Windows\system32\eventviewer.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:3440
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3440 -s 1480
        3⤵
        • Program crash
        PID:764
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1248 -s 1484
      2⤵
      • Program crash
      PID:4864
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1248 -ip 1248
    1⤵
      PID:2360
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 3440 -ip 3440
      1⤵
        PID:4492

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            57C8EDB95DF3F0AD4EE2DC2B8CFD4157

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157
            • Size 4KB
            • SHA256 0300e9ddb527990e8b59d06e9ccf3ec2bd92d3bbd0ef4fba69d6336e4195e82d
            • MD5 SHA1 SHA512 SSDEEP TLSH

            94C33D778ADC562180302FF1B77EFF1A

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94C33D778ADC562180302FF1B77EFF1A
            • Size 217KB
            • SHA256 bbebb0eaedabdd16500d806875250b077f9e3545965fc11ea0d6649930b32219
            • MD5 SHA1 SHA512 SSDEEP TLSH

            57C8EDB95DF3F0AD4EE2DC2B8CFD4157

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157
            • Size 342B
            • SHA256 303afaed3e48774670224fd2934d7aea4bb92fc1689e888e00aae0e9ab1e0a69
            • MD5 SHA1 SHA512 TLSH

            94C33D778ADC562180302FF1B77EFF1A

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94C33D778ADC562180302FF1B77EFF1A
            • Size 246B
            • SHA256 f2a90895c6cac409d8b0a7ca303b042191a300215ceded985c8cc5cfb2468993
            • MD5 SHA1 SHA512 TLSH

            microsoftedgeupdatecomregistershell6432.exe

            • Path C:\Users\Admin\AppData\Local\Temp\microsoftedgeupdatecomregistershell6432.exe
            • Size 212KB
            • SHA256 2570f92864ae626cac90f2192c1a5143cdec5fdf65c9638f4bce842b9fb3ea34
            • MD5 SHA1 SHA512 SSDEEP TLSH

            redevlist.dat

            • Path C:\Users\Admin\AppData\Local\Temp\redevlist.dat
            • Size 111KB
            • SHA256 16c384fd41f11dd96cb4355b61b1195a17a76a6fbe8d992091979098cc479d06
            • MD5 SHA1 SHA512 SSDEEP TLSH

            eventviewer.exe

            • Path C:\Windows\SysWOW64\eventviewer.exe
            • Size 88KB
            • SHA256 3baf58e8eb6f1dee7da7df83cb38925e69ffe130a02f667380cbee69aea17b15
            • MD5 SHA1 SHA512 SSDEEP TLSH