Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    17/05/2026, 16:09

General

  • Target
    2026-05-17_a67b5fade733702e311f2914950e7da8_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc.exe
  • Size 319KB
  • Sample260517-tls2baa14s
  • SHA256 19248e97c61b6252734c7a6f1fded6c6b8419db313adad37dd92a5cff176010c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 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 5 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 20 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-17_a67b5fade733702e311f2914950e7da8_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-17_a67b5fade733702e311f2914950e7da8_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3252
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a459F.bat
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1732
      • C:\Users\Admin\AppData\Local\Temp\2026-05-17_a67b5fade733702e311f2914950e7da8_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc.exe
        "C:\Users\Admin\AppData\Local\Temp\2026-05-17_a67b5fade733702e311f2914950e7da8_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc.exe"
        3⤵
        • Executes dropped EXE
        PID:4472
    • C:\Windows\Logo1_.exe
      C:\Windows\Logo1_.exe
      2⤵
      • Executes dropped EXE
      • 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:4748
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4232
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4412

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        MicrosoftEdgeUpdateBroker.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateBroker.exe
        • Size 128KB
        • SHA256 a6195ed67f4bd18c4a37405c85231b6ad8a6033eafcb7051d49589f1a4d7611f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe

        • Path C:\Program Files\7-Zip\7z.exe
        • Size 578KB
        • SHA256 66af1f7dbcc5d1918eedc82b8eab8626ff905b6000c0c9c743669b2a2e3140d0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcredist_x86.exe

        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 484KB
        • SHA256 2cd1ea7b5bc267846e0fb1ef348ecef353627fc52d6591b6cba1ff16408e44c8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$a459F.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$a459F.bat
        • Size 908B
        • SHA256 1d3d410766f1fb072798034ba4dbfbfc135712f92462ad304bd3b73609288f21
        • MD5 SHA1 SHA512 TLSH

        2026-05-17_a67b5fade733702e311f2914950e7da8_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-05-17_a67b5fade733702e311f2914950e7da8_cobalt-strike_elex_icedid_luca-stealer_njrat_stealc.exe.exe
        • Size 290KB
        • SHA256 c571d6e1595827a2c3b6baeb654ae5be9fa688cdd34fd0bb4453a96ed93590a5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 29KB
        • SHA256 fc6a14958b74c4b0092e9ce9aafd801d1be275a3cf1a79716a882a91e1fdee9a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _desktop.ini

        • Path F:\$RECYCLE.BIN\S-1-5-21-125073035-2952146151-721812867-1000\_desktop.ini
        • Size 9B
        • SHA256 72ace29665e300aa419b87ef2ca3544877abf8af2326e8f038cdeaea197d4ca3
        • MD5 SHA1 SHA512

        memory/3252-9-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/3252-0-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4748-26-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4748-36-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4748-32-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4748-343-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4748-1223-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4748-19-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4748-5004-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4748-8-0x0000000000400000-0x0000000000436000-memory.dmp

        memory/4748-5495-0x0000000000400000-0x0000000000436000-memory.dmp