Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
16/08/2026, 13:59
Behavioral task
behavioral1
Sample
2026-08-16_7aadcc740f52083e5658b40318f74b1a_elex_wannacry.exe
Resource
win10v2004-20260513-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-16_7aadcc740f52083e5658b40318f74b1a_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
9 signatures
150 seconds
General
- Target 2026-08-16_7aadcc740f52083e5658b40318f74b1a_elex_wannacry.exe
- Size 89KB
- Sample260816-rawa7acm2z
- SHA256 89d1428077cc42a7f08ce359dceb41c418e22e34565dbf61af9ba5fb96d3efdc
- MD5 7aadcc740f52083e5658b40318f74b1a
- SHA1 9753067430bcb91fd5d4e327adb30b7a914a8fb2
- SHA512 ef841a088665bd42148f50bb8dd735158a3c611e9968ec3f2a9e235e435d5760a178d5003b502c8f9abc29cf9874f3d08f305d1b5049c79aa7adc8b08ec10971
- SSDEEP 768:5vw9816thKQLrob4/wQkNrfrunMxVFA3k:lEG/0oblbunMxVS3k
- TLSH T14093712DCDFB30F6ED73D57589E125B6BA56ED4235091D0E4682C3026E22B42AF86C1F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Detects Stormser aka Storm DDoS and StormAttack 11 IoCs
resource yara_rule behavioral1/memory/2324-0-0x0000000000400000-0x0000000000411000-memory.dmp family_stormser behavioral1/memory/2324-1-0x0000000000400000-0x0000000000411000-memory.dmp family_stormser behavioral1/files/0x000800000002464a-4.dat family_stormser behavioral1/memory/2440-5-0x0000000000400000-0x0000000000411000-memory.dmp family_stormser behavioral1/memory/2324-6-0x0000000000400000-0x0000000000411000-memory.dmp family_stormser behavioral1/memory/2440-8-0x0000000000400000-0x0000000000411000-memory.dmp family_stormser behavioral1/files/0x000800000002464b-11.dat family_stormser behavioral1/memory/784-13-0x0000000000400000-0x0000000000411000-memory.dmp family_stormser behavioral1/memory/2440-12-0x0000000000400000-0x0000000000411000-memory.dmp family_stormser behavioral1/files/0x000200000001e751-17.dat family_stormser behavioral1/memory/784-18-0x0000000000400000-0x0000000000411000-memory.dmp family_stormser - Boot or Logon Autostart Execution: Active Setup 2 TTPs 6 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{3F160277-196C-47cf-931D-2406E50CFA5E}\stubpath = "C:\\Windows\\{3F160277-196C-47cf-931D-2406E50CFA5E}.exe" {90645A9B-C65F-425a-8657-5180FCAD9803}.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{3F8D6E04-FC20-446c-B9CD-2650B2514D9A} 2026-08-16_7aadcc740f52083e5658b40318f74b1a_elex_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{3F8D6E04-FC20-446c-B9CD-2650B2514D9A}\stubpath = "C:\\Windows\\{3F8D6E04-FC20-446c-B9CD-2650B2514D9A}.exe" 2026-08-16_7aadcc740f52083e5658b40318f74b1a_elex_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{90645A9B-C65F-425a-8657-5180FCAD9803} {3F8D6E04-FC20-446c-B9CD-2650B2514D9A}.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{90645A9B-C65F-425a-8657-5180FCAD9803}\stubpath = "C:\\Windows\\{90645A9B-C65F-425a-8657-5180FCAD9803}.exe" {3F8D6E04-FC20-446c-B9CD-2650B2514D9A}.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{3F160277-196C-47cf-931D-2406E50CFA5E} {90645A9B-C65F-425a-8657-5180FCAD9803}.exe - Executes dropped EXE 3 IoCs
pid Process 2440 {3F8D6E04-FC20-446c-B9CD-2650B2514D9A}.exe 784 {90645A9B-C65F-425a-8657-5180FCAD9803}.exe 3128 {3F160277-196C-47cf-931D-2406E50CFA5E}.exe - Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\{3F8D6E04-FC20-446c-B9CD-2650B2514D9A}.exe 2026-08-16_7aadcc740f52083e5658b40318f74b1a_elex_wannacry.exe File created C:\Windows\{90645A9B-C65F-425a-8657-5180FCAD9803}.exe {3F8D6E04-FC20-446c-B9CD-2650B2514D9A}.exe File created C:\Windows\{3F160277-196C-47cf-931D-2406E50CFA5E}.exe {90645A9B-C65F-425a-8657-5180FCAD9803}.exe - Executes a command shell one-liner 1 TTPs 3 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 4748 cmd.exe 4272 cmd.exe 3520 cmd.exe - System Location Discovery: System Language Discovery 1 TTPs 7 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 {3F160277-196C-47cf-931D-2406E50CFA5E}.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-16_7aadcc740f52083e5658b40318f74b1a_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language {3F8D6E04-FC20-446c-B9CD-2650B2514D9A}.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language {90645A9B-C65F-425a-8657-5180FCAD9803}.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2324 2026-08-16_7aadcc740f52083e5658b40318f74b1a_elex_wannacry.exe Token: SeIncBasePriorityPrivilege 2440 {3F8D6E04-FC20-446c-B9CD-2650B2514D9A}.exe Token: SeIncBasePriorityPrivilege 784 {90645A9B-C65F-425a-8657-5180FCAD9803}.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2324 wrote to memory of 2440 2324 2026-08-16_7aadcc740f52083e5658b40318f74b1a_elex_wannacry.exe 85 PID 2324 wrote to memory of 4748 2324 2026-08-16_7aadcc740f52083e5658b40318f74b1a_elex_wannacry.exe 86 PID 2440 wrote to memory of 784 2440 {3F8D6E04-FC20-446c-B9CD-2650B2514D9A}.exe 87 PID 2440 wrote to memory of 4272 2440 {3F8D6E04-FC20-446c-B9CD-2650B2514D9A}.exe 88 PID 784 wrote to memory of 3128 784 {90645A9B-C65F-425a-8657-5180FCAD9803}.exe 93 PID 784 wrote to memory of 3520 784 {90645A9B-C65F-425a-8657-5180FCAD9803}.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-08-16_7aadcc740f52083e5658b40318f74b1a_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-16_7aadcc740f52083e5658b40318f74b1a_elex_wannacry.exe"1⤵
- Boot or Logon Autostart Execution: Active Setup
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2324 -
C:\Windows\{3F8D6E04-FC20-446c-B9CD-2650B2514D9A}.exeC:\Windows\{3F8D6E04-FC20-446c-B9CD-2650B2514D9A}.exe2⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2440 -
C:\Windows\{90645A9B-C65F-425a-8657-5180FCAD9803}.exeC:\Windows\{90645A9B-C65F-425a-8657-5180FCAD9803}.exe3⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:784 -
C:\Windows\{3F160277-196C-47cf-931D-2406E50CFA5E}.exeC:\Windows\{3F160277-196C-47cf-931D-2406E50CFA5E}.exe4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3128
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{90645~1.EXE > nul4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:3520
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{3F8D6~1.EXE > nul3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:4272
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE > nul2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:4748
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\{3F160277-196C-47cf-931D-2406E50CFA5E}.exe
- Size 89KB
- SHA256 61aca8433776b7eded3208e5695b02dbc14ec8472de2c5fdc43505c54f8597b7
- MD5 0bc6207aca08e13ba731880f09ad35e7
- SHA1 9cf3a7201979ccbfb1f3e31bbcfbcbce21b081ca
- SHA512 b1b1a5a04944ea0a989277f3eae2a29822ec1ea4569b1bbb2f01f8813244c51fc068ecaf37526458ee696a8475e21f7f5d9f570f25c49f66f812c2ccb0c19f92
- SSDEEP 768:5vw9816thKQLroM4/wQkNrfrunMxVFA3k:lEG/0oMlbunMxVS3k
- TLSH T1BB93722DCDFB30F6ED73D57589E125B2BA56ED4235091D0E4682C3026E22B42AF86C1F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\{3F8D6E04-FC20-446c-B9CD-2650B2514D9A}.exe
- Size 89KB
- SHA256 0aca5f16e145c562541c21fd6aef138e851b921d2beeb3670a8160bc8b5913a1
- MD5 420822a6c03c3cdc5f23214d62fccb7c
- SHA1 f8a3f2412c357b98d2d0defe20b2ed164185f746
- SHA512 92a89c11d3b587d8f1dd73ac0cad77184897ecd4a294d03cd83470945fa25a5fe9d09787f0292171780421bb502281c2bba9415b0485303e385630c03d8ec99b
- SSDEEP 768:5vw9816thKQLron4/wQkNrfrunMxVFA3k:lEG/0onlbunMxVS3k
- TLSH T1A993712DCDFB30F6ED73D57589E125B2BA56ED4235091D0E4682C3026E22B42AF86C1F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\{90645A9B-C65F-425a-8657-5180FCAD9803}.exe
- Size 89KB
- SHA256 c58d8d1db3ff25c6c740022d56f079e35ebf58df2dd7c1d88e2f14035d5b1243
- MD5 7ccd456190de377e278691a9e3d53673
- SHA1 cad9412a3e7005410ec02bda777d449345b7162a
- SHA512 a3d4ef3c08a4495acef698d69d56bc3ca52cb67dc523172470c62e7ddedd0fbfb33b06a4ca8e57caad63e8d42c9e1fdd7e656907760aed757039c1b395820bb6
- SSDEEP 768:5vw9816thKQLroE4/wQkNrfrunMxVFA3k:lEG/0oElbunMxVS3k
- TLSH T17A93712DCDFB30F6ED73D57589E125B2BA56ED4235091D0E4682C3026E22B42AF86C1F
- MD5 SHA1 SHA512 SSDEEP TLSH