Analysis

  • max time kernel
    143s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/10/2026, 07:51

General

  • Target
    2026-10-23_bf06cccf9608b1802d37e93ce6dfbe31_cobalt-strike_icedid_stealc.exe
  • Size 216KB
  • Sample261023-jp4bca1t2k
  • SHA256 ca7768204b88047142ef522f858c75bbf4bea04129406b2df32430fa002bd094
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 11 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 TTPs 8 IoCs
  • Executes a command shell one-liner 1 TTPs 4 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 8 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-23_bf06cccf9608b1802d37e93ce6dfbe31_cobalt-strike_icedid_stealc.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-23_bf06cccf9608b1802d37e93ce6dfbe31_cobalt-strike_icedid_stealc.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2420
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\WinCacheHost.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\WinCacheHost.exe" --shadow
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2016
      • C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\WinCacheHost.exe
        "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\WinCacheHost.exe"
        3⤵
        • Executes dropped EXE
        PID:5984
      • C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\WinCacheHost.exe
        "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\WinCacheHost.exe"
        3⤵
        • Executes dropped EXE
        PID:2868
      • C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\WinCacheHost.exe
        "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\WinCacheHost.exe"
        3⤵
        • Executes dropped EXE
        PID:3696
      • C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\WinCacheHost.exe
        "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\WinCacheHost.exe"
        3⤵
        • Executes dropped EXE
        PID:5896
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\WinCacheHost.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\WinCacheHost.exe" --shadow
      2⤵
      • Executes dropped EXE
      PID:5912
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\BackgroundTaskHost.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\BackgroundTaskHost.exe" --algorithm pearlhash --pool pool.vanguardcache.com:5555 --wallet dummy --worker w3-NVIDIA_GeForce_RTX_3060_TI --password x --cpu-threads 0 --disable-watchdog --background --log-file NUL --gpu-target-temp 75 --max-gpu-temp 83 --fan 20
      2⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2756
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c set
        3⤵
        • Executes a command shell one-liner
        PID:2800
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\BackgroundTaskHost.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\BackgroundTaskHost.exe" --algorithm pearlhash --pool pool.vanguardcache.com:5555 --wallet dummy --worker w3-NVIDIA_GeForce_RTX_3060_TI --password x --cpu-threads 0 --disable-watchdog --background --log-file NUL --gpu-target-temp 75 --max-gpu-temp 83 --fan 20
      2⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1384
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c set
        3⤵
        • Executes a command shell one-liner
        PID:2636
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\BackgroundTaskHost.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\BackgroundTaskHost.exe" --algorithm pearlhash --pool pool.vanguardcache.com:5555 --wallet dummy --worker w3-NVIDIA_GeForce_RTX_3060_TI --password x --cpu-threads 0 --disable-watchdog --background --log-file NUL --gpu-target-temp 75 --max-gpu-temp 83 --fan 20
      2⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2516
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c set
        3⤵
        • Executes a command shell one-liner
        PID:4952
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\WinCacheHost.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\WinCacheHost.exe" --shadow
      2⤵
      • Executes dropped EXE
      PID:2924
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\BackgroundTaskHost.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\BackgroundTaskHost.exe" --algorithm pearlhash --pool pool.vanguardcache.com:5555 --wallet dummy --worker w3-NVIDIA_GeForce_RTX_3060_TI --password x --cpu-threads 0 --disable-watchdog --background --log-file NUL --gpu-target-temp 75 --max-gpu-temp 83 --fan 20
      2⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      PID:2720
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c set
        3⤵
        • Executes a command shell one-liner
        PID:6028

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        89986B561565BD40CD252D2331D4559C

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\89986B561565BD40CD252D2331D4559C
        • Size 309B
        • SHA256 7c12ea0f188ea21c3a7380146b5b3e0144fec280a374455b032a81cb1780e8d7
        • MD5 SHA1 SHA512 TLSH

        8B2B9A00839EED1DFDCCC3BFC2F5DF12

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B2B9A00839EED1DFDCCC3BFC2F5DF12
        • Size 1KB
        • SHA256 791735e52af30a1c6a750df3837784a34cfe763332e5b45acfd731ddaa159b83
        • MD5 SHA1 SHA512 TLSH

        B46811C17859FFB409CF0E904A4AA8F8

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8
        • Size 529B
        • SHA256 39c727d70b8bdf5fc324233d0823555eb66ce846119609a22d1cebedbc3cf80c
        • MD5 SHA1 SHA512 TLSH

        89986B561565BD40CD252D2331D4559C

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\89986B561565BD40CD252D2331D4559C
        • Size 192B
        • SHA256 812a9495365051b3c6dc806b273a074b7bac9291d2476236427e907dc3f39f28
        • MD5 SHA1 SHA512 TLSH

        8B2B9A00839EED1DFDCCC3BFC2F5DF12

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12
        • Size 174B
        • SHA256 f186ccac59e02289fcbd5572fc759ab2f97212a49f542b7fee8da1a6ef580a58
        • MD5 SHA1 SHA512 TLSH

        B46811C17859FFB409CF0E904A4AA8F8

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8
        • Size 170B
        • SHA256 63ce04d21cccf74c28e6fa1b0788191b8e4a75ce95752d6066cb0270ad3bd055
        • MD5 SHA1 SHA512 TLSH

        BackgroundTaskHost.exe

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\BackgroundTaskHost.exe
        • Size 27.2MB
        • SHA256 c387abbd97577fc87df8d2dd3d58eb37019c9e98f004ab9be94e65dac4c82d1c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WinCacheHost.exe

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\WinCacheHost.exe
        • Size 216KB
        • SHA256 ca7768204b88047142ef522f858c75bbf4bea04129406b2df32430fa002bd094
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1384-40-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/1384-48-0x0000028C68300000-0x0000028C6830A000-memory.dmp

        memory/1384-39-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/1384-49-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/1384-34-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/1384-35-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/1384-36-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/1384-37-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/1384-38-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2516-53-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2516-51-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2516-56-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2516-55-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2516-59-0x000002013D460000-0x000002013D46A000-memory.dmp

        memory/2516-58-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2516-52-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2516-54-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2720-67-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2720-62-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2720-63-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2720-64-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2720-65-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2720-66-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2720-69-0x0000024778650000-0x000002477865A000-memory.dmp

        memory/2720-68-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2756-15-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2756-12-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2756-13-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2756-14-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2756-31-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2756-16-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2756-17-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2756-18-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2756-19-0x00007FF69CFB0000-0x00007FF69FE35000-memory.dmp

        memory/2756-30-0x000001F7827F0000-0x000001F7827FA000-memory.dmp