Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/08/2026, 21:45

General

  • Target
    2026-08-20_728631ef2ae2031a4240586cd8ac712d_cryptbot_icedid_mespinoza_njrat_ryuk.exe
  • Size 2.5MB
  • Sample260820-1mc5tabj7x
  • SHA256 521d990d8fb85d48a0f59e130761233a7f06bd2e16243bed2f61d4f4567adee6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Disables taskbar notifications via registry modification
  • Executes dropped EXE 7 IoCs
  • Modifies system executable filetype association 2 TTPs 4 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates connected drives 3 TTPs 42 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 8 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 34 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 29 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-20_728631ef2ae2031a4240586cd8ac712d_cryptbot_icedid_mespinoza_njrat_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_728631ef2ae2031a4240586cd8ac712d_cryptbot_icedid_mespinoza_njrat_ryuk.exe"
    1⤵
    • Modifies system executable filetype association
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:440
  • C:\Windows\System32\alg.exe
    C:\Windows\System32\alg.exe
    1⤵
    • Executes dropped EXE
    • Windows security modification
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • System policy modification
    PID:4644
  • C:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exe
    C:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exe
    1⤵
    • Executes dropped EXE
    PID:4728
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k NetworkService -p -s TapiSrv
    1⤵
      PID:632
    • C:\Windows\system32\fxssvc.exe
      C:\Windows\system32\fxssvc.exe
      1⤵
      • Executes dropped EXE
      • Modifies data under HKEY_USERS
      • Suspicious use of AdjustPrivilegeToken
      PID:1128
    • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
      "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
      1⤵
      • Executes dropped EXE
      PID:4076
    • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
      1⤵
      • Executes dropped EXE
      PID:4368
    • C:\Windows\system32\SearchIndexer.exe
      C:\Windows\system32\SearchIndexer.exe /Embedding
      1⤵
      • Executes dropped EXE
      • Modifies data under HKEY_USERS
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3304
      • C:\Windows\system32\SearchProtocolHost.exe
        "C:\Windows\system32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe1_ Global\UsGthrCtrlFltPipeMssGthrPipe1 1 -2147483646 "Software\Microsoft\Windows Search" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot)" "C:\ProgramData\Microsoft\Search\Data\Temp\usgthrsvc" "DownLevelDaemon"
        2⤵
        • Modifies data under HKEY_USERS
        PID:3804
      • C:\Windows\system32\SearchFilterHost.exe
        "C:\Windows\system32\SearchFilterHost.exe" 0 804 808 816 8192 812 788
        2⤵
        • Modifies data under HKEY_USERS
        PID:2096
    • C:\Windows\servicing\TrustedInstaller.exe
      C:\Windows\servicing\TrustedInstaller.exe
      1⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      PID:4200

    Network

          MITRE ATT&CK Enterprise v16

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          Downloads

          elevation_service.exe

          • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
          • Size 2.6MB
          • SHA256 688fde793726e7efb045c9504280712d65741c9b0ecdf3959ac638567e9bb9af
          • MD5 SHA1 SHA512 SSDEEP TLSH

          7z.exe

          • Path C:\Program Files\7-Zip\7z.exe
          • Size 945KB
          • SHA256 22917d03a661c36f7bcd66df5c1288760b9a412bf7a73116cf4894306d318254
          • MD5 SHA1 SHA512 SSDEEP TLSH

          7zFM.exe

          • Path C:\Program Files\7-Zip\7zFM.exe
          • Size 1.3MB
          • SHA256 3d7894b2daf63b352728d9bc3fe079b2fa050df8a02aaeba8e1e20b5a94cf229
          • MD5 SHA1 SHA512 SSDEEP TLSH

          7zG.exe

          • Path C:\Program Files\7-Zip\7zG.exe
          • Size 1.1MB
          • SHA256 be2f058b6c42c88ee854de7d161c9c1db7489b8ab87b261727bc3514a3f75a51
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Uninstall.exe

          • Path C:\Program Files\7-Zip\Uninstall.exe
          • Size 410KB
          • SHA256 2353d6f1f94e7ed713dc804d89e1d4498e18403d3aa776f8a8830dbd87b1be68
          • MD5 SHA1 SHA512 SSDEEP TLSH

          AppVShNotify.exe

          • Path C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe
          • Size 672KB
          • SHA256 2dd27f9f49c443097d821cc01560fa5f03b92c925b808e4fead983d03a1674ed
          • MD5 SHA1 SHA512 SSDEEP TLSH

          IntegratedOffice.exe

          • Path C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe
          • Size 4.5MB
          • SHA256 90c65e429c9cfe5e66311acfb9bd5497bb4a0ebcf8cb4eae6b0ea5322ca70e0c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MavInject32.exe

          • Path C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe
          • Size 742KB
          • SHA256 80d94b7b21ee8d3bd4545d22090cd081f6e41c26150f56c81e835a8e51effdca
          • MD5 SHA1 SHA512 SSDEEP TLSH

          OfficeC2RClient.exe

          • Path C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe
          • Size 23.8MB
          • SHA256 a5d1eabc83bc9bc1b5d74747da4d6065c7d3f31055d9c5d526aeacea977c0f35
          • MD5 SHA1 SHA512 SSDEEP TLSH

          appvcleaner.exe

          • Path C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe
          • Size 2.5MB
          • SHA256 211a9adb78c4f24c31d76c9c71e387c3e6be10136e2e3c0cb7d925134b22d6b2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          elevation_service.exe

          • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
          • Size 2.6MB
          • SHA256 fbbc8fbd2005ced30c5490700e95d1f14b58d05deea4ea0641a367f0d587c9c6
          • MD5 SHA1 SHA512 SSDEEP TLSH

          jpjemmae.tmp

          • Path C:\Users\Admin\AppData\Local\bbnqpfea\jpjemmae.tmp
          • Size 682KB
          • SHA256 7284433644a49a1e236d8af78297a2418ffc195df3db08b462a023f76fb6d95c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          DiagnosticsHub.StandardCollector.Service.exe

          • Path C:\Windows\System32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exe
          • Size 491KB
          • SHA256 0ec5793a3df79566d972d5d8c5aadac35aa05f3e00444fb77e81b572f2236625
          • MD5 SHA1 SHA512 SSDEEP TLSH

          FXSSVC.exe

          • Path C:\Windows\System32\FXSSVC.exe
          • Size 1.0MB
          • SHA256 025dd5c1dc4ac458ea2df295ce9c52d89647c70ab48b6f72fd3414e4bd3d1499
          • MD5 SHA1 SHA512 SSDEEP TLSH

          alg.exe

          • Path C:\Windows\System32\alg.exe
          • Size 493KB
          • SHA256 d77a49e94b3de7910a53fd0df0c076cf6c79ff6f4fd27c4eb94f1400b78e6982
          • MD5 SHA1 SHA512 SSDEEP TLSH

          TrustedInstaller.exe

          • Path C:\Windows\servicing\TrustedInstaller.exe
          • Size 193KB
          • SHA256 73684e31ad4afe3fdc525b51ccaacc14d402c92db9c42e3fcbfe1e65524b1c01
          • MD5 SHA1 SHA512 SSDEEP TLSH

          powershell.exe

          • Path C:\Windows\system32\windowspowershell\v1.0\powershell.exe
          • Size 839KB
          • SHA256 6b3bb82d9015f9dab5e3a2654a498562e31ef188b19360160c0ab815cc6a9799
          • MD5 SHA1 SHA512 SSDEEP TLSH

          maintenanceservice.exe

          • Path \??\c:\program files (x86)\mozilla maintenance service\maintenanceservice.exe
          • Size 658KB
          • SHA256 50394fc2157f4c0bee049a984e51b2aeaecae66fda971c878d505434c7875c55
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ose.exe

          • Path \??\c:\program files\common files\microsoft shared\source engine\ose.exe
          • Size 637KB
          • SHA256 153307375105adb3bfed3713ee96a65f6c33ca4ed88879f3e7040004caadec46
          • MD5 SHA1 SHA512 SSDEEP TLSH

          wmpnetwk.exe

          • Path \??\c:\program files\windows media player\wmpnetwk.exe
          • Size 1.3MB
          • SHA256 daa302cfca16e8146b56b06a53b4d1eddb1295e18918c209ac64c6aef16deddf
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Agentservice.exe

          • Path \??\c:\windows\system32\Agentservice.exe
          • Size 1.6MB
          • SHA256 5bfe56b37684cfbe10997816c2e98b21584a43f5029fde037e5deccafce23a24
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Appvclient.exe

          • Path \??\c:\windows\system32\Appvclient.exe
          • Size 1.1MB
          • SHA256 2297e7aabb2e7c72026788fda378c9cad94ac5b377f631419533d7c980974ad8
          • MD5 SHA1 SHA512 SSDEEP TLSH

          locator.exe

          • Path \??\c:\windows\system32\locator.exe
          • Size 410KB
          • SHA256 966894106d24cae3572f5e0b7d571a0be3479c8a6fce0974508ded8d8eb979b9
          • MD5 SHA1 SHA512 SSDEEP TLSH

          msdtc.exe

          • Path \??\c:\windows\system32\msdtc.exe
          • Size 544KB
          • SHA256 8bcdd8a33ebb517f331387828a809751af0d4a742438c33baff1cce287aa6b52
          • MD5 SHA1 SHA512 SSDEEP TLSH

          msiexec.exe

          • Path \??\c:\windows\system32\msiexec.exe
          • Size 467KB
          • SHA256 9d981a2cabe09b96fd3ca757c8fd3bcaa915994be885fe9fc0a18760e7a3ae14
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ssh-agent.exe

          • Path \??\c:\windows\system32\openssh\ssh-agent.exe
          • Size 772KB
          • SHA256 7106eb158697ff0e95ce436109295bc902b0a987f1d443c59d3b666776d8c431
          • MD5 SHA1 SHA512 SSDEEP TLSH

          perceptionsimulationservice.exe

          • Path \??\c:\windows\system32\perceptionsimulation\perceptionsimulationservice.exe
          • Size 503KB
          • SHA256 15ddba43008b74e95173d314e7491e8c7f5a5895c92fcf78c6916c200686776f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          searchindexer.exe

          • Path \??\c:\windows\system32\searchindexer.exe
          • Size 1.3MB
          • SHA256 b97cc758b69f9c9c83f8f6e7bcd52d9bbd2ab4603ff24c8ee558e42e67150e40
          • MD5 SHA1 SHA512 SSDEEP TLSH

          sensordataservice.exe

          • Path \??\c:\windows\system32\sensordataservice.exe
          • Size 1.6MB
          • SHA256 41c73c414a250a17f0d5d9038c6c83646b45e7515829213bf185ae04b021cdce
          • MD5 SHA1 SHA512 SSDEEP TLSH

          sgrmbroker.exe

          • Path \??\c:\windows\system32\sgrmbroker.exe
          • Size 709KB
          • SHA256 b83ca4e43c18e219a2537007bbce23fefde2bc5210666d5bc5ec097c86ad7078
          • MD5 SHA1 SHA512 SSDEEP TLSH

          snmptrap.exe

          • Path \??\c:\windows\system32\snmptrap.exe
          • Size 416KB
          • SHA256 02d1d654d442739ba8e3db09a6ec57c75575bd41598bde22ed5727046e09fa59
          • MD5 SHA1 SHA512 SSDEEP TLSH

          spectrum.exe

          • Path \??\c:\windows\system32\spectrum.exe
          • Size 1.2MB
          • SHA256 308c42858105a2074f4e23e43dc6b04ec0d083fa1c1cc961a47f115dec47f042
          • MD5 SHA1 SHA512 SSDEEP TLSH

          tieringengineservice.exe

          • Path \??\c:\windows\system32\tieringengineservice.exe
          • Size 717KB
          • SHA256 415656e981321e122fc30263bf51b9ef380cbdc0fad1223341df07982e60adf2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          vds.exe

          • Path \??\c:\windows\system32\vds.exe
          • Size 1.1MB
          • SHA256 d127a87859a51928475ff084798c6d97595150859ecada82c6d8f33b8a8b1940
          • MD5 SHA1 SHA512 SSDEEP TLSH

          vssvc.exe

          • Path \??\c:\windows\system32\vssvc.exe
          • Size 1.8MB
          • SHA256 ad782b0c4c4c26e66a02f82e03d9220aeab43f17afa32598fa8271305a97c6cf
          • MD5 SHA1 SHA512 SSDEEP TLSH

          wmiApsrv.exe

          • Path \??\c:\windows\system32\wbem\wmiApsrv.exe
          • Size 604KB
          • SHA256 468efdab41b20c2d791d7e4bd66a189751ae1aa895af553736d8399215fe24d0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          wbengine.exe

          • Path \??\c:\windows\system32\wbengine.exe
          • Size 1.9MB
          • SHA256 cd3a7df03c0253814e8447f0605f47711833e505ad68c65c364be1a8904b82d5
          • MD5 SHA1 SHA512 SSDEEP TLSH

          perfhost.exe

          • Path \??\c:\windows\syswow64\perfhost.exe
          • Size 420KB
          • SHA256 572b822383d5d5c4306c7bffee4b2093e80ad5cf226b1eebe59966adf732cfd0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/440-2-0x00007FF7B3530000-0x00007FF7B38AB000-memory.dmp

          memory/2096-265-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-279-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-254-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-253-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-252-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-251-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-250-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-249-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-248-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-247-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-266-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-256-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-267-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-268-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-264-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-263-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-269-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-273-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-275-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-276-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-278-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-277-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-274-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-272-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-271-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-270-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-284-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-283-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-282-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-281-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-280-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-255-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-285-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-294-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-293-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-292-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-291-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-290-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-289-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-288-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-287-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-286-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-258-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-296-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-297-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-298-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-299-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-301-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-300-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-302-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-303-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-304-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-305-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-257-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-259-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-260-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-261-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/2096-262-0x00000270DD9F0000-0x00000270DDA00000-memory.dmp

          memory/3304-217-0x000000000AC60000-0x000000000AC68000-memory.dmp

          memory/3304-201-0x00000000025F0000-0x0000000002600000-memory.dmp

          memory/3304-185-0x0000000002370000-0x0000000002380000-memory.dmp

          memory/4076-96-0x0000000000B40000-0x0000000000D24000-memory.dmp

          memory/4644-63-0x0000000140000000-0x0000000140139000-memory.dmp