Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    05/06/2026, 22:06

General

  • Target
    2026-06-05_36add10e2126764931daf4f7692ca6a6_elex_glassworm_icedid_njrat_remcos.exe
  • Size 1.9MB
  • Sample260605-11dy9set2w
  • SHA256 ef3f0ff3b486b751b7af0560667fcc24bfb8a39b8b1cbbd87e2d09f500e95b4f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • darkcomet

Botnet
  • PrivateEye

C2
  • ratblackshades.no-ip.biz:1604

Mutex
  • DC_MUTEX-ACC1R98

Attributes
  • gencode

    8GG5LVVGljSF

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

rc4.plain

Signatures

  • Family: Darkcomet

    DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

  • Custom signature
    UPX dump on OEP (original entry point) 13 IoCs
  • Executes dropped EXE 3 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • UPX packed file 13 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-05_36add10e2126764931daf4f7692ca6a6_elex_glassworm_icedid_njrat_remcos.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-05_36add10e2126764931daf4f7692ca6a6_elex_glassworm_icedid_njrat_remcos.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4680
    • C:\Users\Admin\AppData\Local\Temp\2026-06-05_36add10e2126764931daf4f7692ca6a6_elex_glassworm_icedid_njrat_remcos.exe
      "C:\Users\Admin\AppData\Local\Temp\2026-06-05_36add10e2126764931daf4f7692ca6a6_elex_glassworm_icedid_njrat_remcos.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:948
      • C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe -notray
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4232
        • C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2996
          • C:\Windows\SysWOW64\ipconfig.exe
            "C:\Windows\system32\ipconfig.exe"
            5⤵
            • Gathers network information
            PID:3316
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 3316 -s 272
              6⤵
              • Program crash
              PID:4388
        • C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:4516
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3316 -ip 3316
    1⤵
      PID:1808

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          winupd.exe

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe
          • Size 1.9MB
          • SHA256 37b505b6a8f98f361f40ea6b0a16c6aeefc7cd7c3779dd411dc06e089ada78fc
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/948-19-0x0000000000400000-0x0000000000407000-memory.dmp

          memory/948-7-0x0000000000400000-0x0000000000407000-memory.dmp

          memory/948-5-0x0000000000400000-0x0000000000407000-memory.dmp

          memory/948-18-0x0000000000400000-0x0000000000407000-memory.dmp

          memory/2996-48-0x0000000000400000-0x0000000000407000-memory.dmp

          memory/2996-39-0x0000000000400000-0x0000000000407000-memory.dmp

          memory/4232-45-0x0000000000400000-0x00000000005EF000-memory.dmp

          memory/4232-44-0x0000000000400000-0x00000000005EF000-memory.dmp

          memory/4232-30-0x0000000000400000-0x00000000005EF000-memory.dmp

          memory/4232-31-0x0000000000400000-0x00000000005EF000-memory.dmp

          memory/4232-34-0x0000000000400000-0x00000000005EF000-memory.dmp

          memory/4232-43-0x0000000000400000-0x00000000005EF000-memory.dmp

          memory/4232-42-0x0000000000400000-0x00000000005EF000-memory.dmp

          memory/4232-25-0x0000000000400000-0x00000000005EF000-memory.dmp

          memory/4232-38-0x0000000000400000-0x00000000005EF000-memory.dmp

          memory/4232-41-0x0000000000400000-0x00000000005EF000-memory.dmp

          memory/4516-37-0x0000000000400000-0x00000000004B7000-memory.dmp

          memory/4516-36-0x0000000000400000-0x00000000004B7000-memory.dmp

          memory/4516-46-0x0000000000400000-0x00000000004B7000-memory.dmp

          memory/4516-47-0x0000000000400000-0x00000000004B7000-memory.dmp

          memory/4516-35-0x0000000000400000-0x00000000004B7000-memory.dmp

          memory/4516-55-0x0000000000400000-0x00000000004B7000-memory.dmp

          memory/4516-40-0x0000000000400000-0x00000000004B7000-memory.dmp

          memory/4516-54-0x0000000000400000-0x00000000004B7000-memory.dmp

          memory/4516-27-0x0000000000400000-0x00000000004B7000-memory.dmp

          memory/4516-53-0x0000000000400000-0x00000000004B7000-memory.dmp

          memory/4516-50-0x0000000000400000-0x00000000004B7000-memory.dmp

          memory/4516-51-0x0000000000400000-0x00000000004B7000-memory.dmp

          memory/4516-52-0x0000000000400000-0x00000000004B7000-memory.dmp

          memory/4680-3-0x0000000002410000-0x0000000002412000-memory.dmp

          memory/4680-2-0x00000000022B0000-0x00000000022B2000-memory.dmp

          memory/4680-4-0x00000000031B0000-0x00000000031B2000-memory.dmp