Analysis
- max time kernel
148s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 16:30
Static task
static1
Behavioral task
behavioral1
Sample
2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe
Resource
win11ltsc2024-20260709-en
General
- Target 2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe
- Size 1.3MB
- Sample260804-tz1nbavdkh
- SHA256 8ce3af3bb7f8c1af5dc50dff3b83e9b54a90135caa5d905f77e75c472ab9dae9
- MD5 2082a2508d884308033d5a684d1d9e9f
- SHA1 15b4bb05657c5656ab374ecee94cd5c26aca8260
- SHA512 e7871e21d356df269990d5336ec15d2c42fb3161a5a9dff1b2b3387527a289ee4edcc58de0a74a10dcee667a579174a406689933c5100372b7b1a2517aec69ec
- SSDEEP 12288:3pqiC/2OGAtkCP4cejGSOpRK3C1SGe4RN:3po/2+ttPJLfpRK3C1SGhb
- TLSH T175659F02B3D680F1D85238711567E22A9B797D154726CE9BEBE03E379D311B09F2A372
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Modifies WinLogon for persistence 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe system3_.exe" 2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe system3_.exe" system3_.exe - Disables RegEdit via registry modification 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" 2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe Set value (int) \REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" system3_.exe - Disables Task Manager via registry modification
- Executes dropped EXE 2 IoCs
pid Process 5604 system3_.exe 4044 system3_.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000\Software\Microsoft\Windows\CurrentVersion\Run\Yahoo Messengger = "C:\\Users\\Admin\\Desktop\\system3_.exe" 2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe Set value (str) \REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000\Software\Microsoft\Windows\CurrentVersion\Run\Yahoo Messengger = "C:\\Users\\Admin\\Desktop\\system3_.exe" system3_.exe - AutoIT Executable 5 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/4464-0-0x0000000000400000-0x0000000000589000-memory.dmp autoit_exe behavioral2/files/0x000b000000011371-7.dat autoit_exe behavioral2/memory/4044-10-0x0000000000400000-0x0000000000589000-memory.dmp autoit_exe behavioral2/memory/4464-33-0x0000000000400000-0x0000000000589000-memory.dmp autoit_exe behavioral2/memory/5604-35-0x0000000000400000-0x0000000000589000-memory.dmp autoit_exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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.
pid Process 5092 cmd.exe 3096 cmd.exe 3544 cmd.exe 1608 cmd.exe - System Location Discovery: System Language Discovery 1 TTPs 11 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language system3_.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language system3_.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language at.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language at.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language at.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language at.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000\Software\Microsoft\Internet Explorer\Main system3_.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Default_Page_URL = "http://www.mydreamworld.50webs.com" 2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Default_Search_URL = "http://www.mydreamworld.50webs.com" 2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Search Page = "http://www.mydreamworld.50webs.com" 2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe Key created \REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000\Software\Microsoft\Internet Explorer\Main 2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main system3_.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Default_Search_URL = "http://www.mydreamworld.50webs.com" system3_.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Search Page = "http://www.mydreamworld.50webs.com" system3_.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main 2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Default_Page_URL = "http://www.mydreamworld.50webs.com" system3_.exe - Modifies Internet Explorer start page 1 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Start Page = "http://www.mydreamworld.50webs.com" 2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe Set value (str) \REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://www.mydreamworld.50webs.com" 2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Start Page = "http://www.mydreamworld.50webs.com" system3_.exe Set value (str) \REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://www.mydreamworld.50webs.com" system3_.exe - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\ explorer.exe - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4464 2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe 4464 2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe 5604 system3_.exe 5604 system3_.exe 4044 system3_.exe 4044 system3_.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5584 explorer.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4464 wrote to memory of 5092 4464 2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe 89 PID 5092 wrote to memory of 4836 5092 cmd.exe 91 PID 4464 wrote to memory of 3096 4464 2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe 92 PID 3096 wrote to memory of 1564 3096 cmd.exe 94 PID 5604 wrote to memory of 3544 5604 system3_.exe 100 PID 3544 wrote to memory of 1368 3544 cmd.exe 102 PID 5604 wrote to memory of 1608 5604 system3_.exe 104 PID 5584 wrote to memory of 4044 5584 explorer.exe 106 PID 1608 wrote to memory of 3288 1608 cmd.exe 107
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_2082a2508d884308033d5a684d1d9e9f_elex_stop.exe"1⤵
- Modifies WinLogon for persistence
- Disables RegEdit via registry modification
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4464 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /C AT /delete /yes2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5092 -
C:\Windows\SysWOW64\at.exeAT /delete /yes3⤵
- System Location Discovery: System Language Discovery
PID:4836
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /C AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Users\Admin\Desktop\system3_.exe2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3096 -
C:\Windows\SysWOW64\at.exeAT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Users\Admin\Desktop\system3_.exe3⤵
- System Location Discovery: System Language Discovery
PID:1564
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C:\Windows\explorer.exeExplorer.exe system3_.exe1⤵PID:1400
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C:\Users\Admin\Desktop\system3_.exeC:\Users\Admin\Desktop\system3_.exe1⤵
- Modifies WinLogon for persistence
- Disables RegEdit via registry modification
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5604 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /C AT /delete /yes2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3544 -
C:\Windows\SysWOW64\at.exeAT /delete /yes3⤵
- System Location Discovery: System Language Discovery
PID:1368
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /C AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Users\Admin\Desktop\system3_.exe2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1608 -
C:\Windows\SysWOW64\at.exeAT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Users\Admin\Desktop\system3_.exe3⤵
- System Location Discovery: System Language Discovery
PID:3288
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C:\Windows\explorer.exeC:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5584 -
C:\Users\Admin\Desktop\system3_.exe"C:\Users\Admin\Desktop\system3_.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:4044
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Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\37996DB9BB614EAA7D6117AAB3E0F7C9
- Size 421B
- SHA256 2e5207938040412d0f5dd774bbd9da35df251754f0c076117f2b8969d43821e5
- MD5 db81b79b24180bf86dc827634c42cdff
- SHA1 e99b8256174664e09f2e95a9c8e6a9185d7cad36
- SHA512 da3e3c78cd01b4ee4cbbdab1c3605d56d927704c68e859b7d55c22d590ae38cdd91455e9b4a3aafbbf4b6887023f7de9f893777e5a2c25012fd2da74db1b78a2
- TLSH T1B2E0A3619D7573D10FE0D800DDD4C48F0DF9C4C6195A66450B35EB7101D2A4ED96278F
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B2B9A00839EED1DFDCCC3BFC2F5DF12
- Size 1KB
- SHA256 63b14543360f5e89942ea8d5113526e64fbc71c1207328f0136b3a495d921dd0
- MD5 adac67e1d2da2d706db151c2db316b2d
- SHA1 5f6e301d23e33132209707945d0e740d5bcb8996
- SHA512 9371b62ac25c6ea8fb6fca19ac47b873ced9b3d0cb45ce4de5ea974b93c12684c65aa23c7d83331c77502853258a08dff73ce5e3fb6170bd3ab1c5b3283a86a9
- TLSH T1DE31AD4EA2153027D5427F72D8CEBE83CEB1364667CAD46B18046E4229AAFC25FC80C9
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8
- Size 528B
- SHA256 d2bb091268ade68ad8121d2184d0fbce128070156304bd4de312e6fbd267409c
- MD5 047f3e9d21d6b325d592b1959e4362e6
- SHA1 5aeef5f985171cd69da397fd039854e44ebecdd2
- SHA512 4523896ed4a03afafd2075d8c8947236d34fe1da2c246a3f90c2be2a5c151c18bc58a6cde5a209abb8e06e80f662e24d0149640b3e98e8a872bfa8a04ef592a4
- TLSH T147F0500990082252C855FF55DFD6AC97DC76336136E595036D458E410C12F96AF950F5
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\37996DB9BB614EAA7D6117AAB3E0F7C9
- Size 192B
- SHA256 cbd22e5850fe79014eb4a19a43a30d6d324bda2e1d057a92cbffe356d8f0d84a
- MD5 9fe7a09c1afcec676bc3dc972fe662fc
- SHA1 992b570ae224318a0ef76ad3b29eed7452de4793
- SHA512 04fbce981c80f883fddfdf94f41d9d6ad6beac05f34f47cad1c15672f0d954f51a2fe6d07d1672981ff5736fd16e02c57f6e71e0352d3f85a70fefecfc67f693
- TLSH T16DC08C016B750204F612523F0CD09B080BF9A208C18347091BF41628271CA41FC72D08
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12
- Size 174B
- SHA256 e28a12cf7b9cce26ee7bcf8b5a7c32421cf2d7aea883b3783fed8267b5d904f4
- MD5 6a09ed2976fecb11366447fc9645c182
- SHA1 8b5a3ac0ca9a68def39c3f40e4a0a09a671d5a4a
- SHA512 b5bcc66cab182aca21180fd3b0b0e95f7474b7ea771abc810ab12126d3f16704c5b8caedc7e93c56a9b9bb06059ea4cd25684bbd1e341523733055f8bb002ce7
- TLSH T1E9C09B0437B54155F2304DBF165353114BFAF605DD41C3540F705259C52DB429DF5D06
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8
- Size 170B
- SHA256 f31d8373737675155cff45ccd1c53676ef578ce9778664e5f3a7574d031a65be
- MD5 9838a714a318a670ade06b2a822d1a79
- SHA1 6e4864bd86dde676f0788d96cfdde6491fcf1a21
- SHA512 a82ff1092dd5227c99eb27dd773a3dab379e1a1e0aa654c24e8149e6aa3ce062c1896d27347afd67803edf62544f60c7191b514d672b0ddedd2e5f24578aba17
- TLSH T1E2C09B1473654715F20D117D79D5160417F54109F5C6C3444B741174851CA404C71D05
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\UQC8YCF3\setting[1].htm
- Size 178B
- SHA256 2215b6324712a5453264d05ba2a50d3475a3aca173dfe1bbc46d711722487089
- MD5 c423622cf60c65d6aad4acea13b9f447
- SHA1 35f82dd6da0f2ec19dc2feb3d02db26266520305
- SHA512 4b59628af34c8bed6f7f626a6f229cdf25be59399baf0e792d90f0075ffee94ac969a71de6d57dd481248d7e5bc26b92cc052021a68ede3c37079eb38f93e702
- TLSH T18CC012696B532C9874973A3951C39160E1DC50202299041112604607B08B1A79DC23D5
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\UQC8YCF3\setting[2].htm
- Size 173B
- SHA256 5bd1cb20b56bb3ea06d9c3f0abe9223a38e93f3d833df496524dcdebfeb3b4ca
- MD5 bcd560eba80b849c980a5123047bc8f8
- SHA1 cfc17fc5f3743042a8e00ea8d8b2a1e17a739f89
- SHA512 1fcc48ff7443592fd8bc612d9625171563bc1c6a31d825fbf1fa888e4102b1ff0616a425f5d59bb7784a671d86bbf0cb637a98be95de8c94a98dfa9a13349a2b
- TLSH T176C0806D6B533C9874973B3950C39160E1DC503023D9041112704507F0CB1D78DC23D1
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\Desktop\autorun.ini
- Size 102B
- SHA256 94a1ac3d574425ec8a3cc01675e4d787373d2a190dddd4f8ba507c49ca3fd42a
- MD5 948c74cd98911b420ff89dac13399bcb
- SHA1 76dfc73518f003953923b1b4f2b973f4bb56a411
- SHA512 b31d82ede9d48e390a50a9dcf5c4c607c62638e8bc56f473250f9a56b7967d5de948abed69bbb2c35eb0112288faa5c438316b06ccbb36d289e93952b30e2ede
- TLSH T1F3B01221E3BC0950040CF48CC3800CF2F023BD401008090372E1584C838000E573FC78
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\Desktop\system3_.exe
- Size 1.3MB
- SHA256 8ce3af3bb7f8c1af5dc50dff3b83e9b54a90135caa5d905f77e75c472ab9dae9
- MD5 2082a2508d884308033d5a684d1d9e9f
- SHA1 15b4bb05657c5656ab374ecee94cd5c26aca8260
- SHA512 e7871e21d356df269990d5336ec15d2c42fb3161a5a9dff1b2b3387527a289ee4edcc58de0a74a10dcee667a579174a406689933c5100372b7b1a2517aec69ec
- SSDEEP 12288:3pqiC/2OGAtkCP4cejGSOpRK3C1SGe4RN:3po/2+ttPJLfpRK3C1SGhb
- TLSH T175659F02B3D680F1D85238711567E22A9B797D154726CE9BEBE03E379D311B09F2A372
- MD5 SHA1 SHA512 SSDEEP TLSH