Analysis
- max time kernel
149s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
30/09/2026, 15:22
Behavioral task
behavioral1
Sample
2026-09-29_edcfe0941c3866a68112aef18fe32d3c_elex_wannacry.exe
Resource
win10v2004-20260911-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-09-29_edcfe0941c3866a68112aef18fe32d3c_elex_wannacry.exe
Resource
win11ltsc2024-20260911-en
9 signatures
150 seconds
General
- Target 2026-09-29_edcfe0941c3866a68112aef18fe32d3c_elex_wannacry.exe
- Size 98KB
- Sample260930-sr6c6abd55
- SHA256 1bde715422860c0da0f1b8c86c0886c2ac96197fd4c967886bf2766df08f4af7
- MD5 edcfe0941c3866a68112aef18fe32d3c
- SHA1 53f34a9e4f6197f450f1bc2c7a1540f42177b42a
- SHA512 9e103095dbe3ea925e8b3ea5250bda80d4153fea56e931ab7c66bdda2a293b7c8f249744483d7bcc6f0a95e35e6c3be80626c333428b486d4e5a11140e9e4091
- SSDEEP 768:5vw981UMhKQLroP4/wQ4pNrfrunMxVFA3b7glw6:lEG00oPl3zunMxVS3Hgl
- TLSH T180A3933D5EEA1037E277E6B585F929F3FE26B98335091D0E0586C3464C2BB42AD86D1C
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Detects Stormser aka Storm DDoS and StormAttack 9 IoCs
resource yara_rule behavioral1/memory/2728-0-0x0000000000400000-0x0000000000411000-memory.dmp family_stormser behavioral1/memory/2728-1-0x0000000000400000-0x0000000000411000-memory.dmp family_stormser behavioral1/files/0x001700000002444c-4.dat family_stormser behavioral1/memory/4876-5-0x0000000000400000-0x0000000000411000-memory.dmp family_stormser behavioral1/memory/2728-6-0x0000000000400000-0x0000000000411000-memory.dmp family_stormser behavioral1/files/0x000900000002444f-11.dat family_stormser behavioral1/memory/4876-10-0x0000000000400000-0x0000000000411000-memory.dmp family_stormser behavioral1/files/0x000a000000024509-15.dat family_stormser behavioral1/memory/4312-16-0x0000000000400000-0x0000000000411000-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\{AF55CF62-E76E-4b37-A78D-B61CB6D709A9}\stubpath = "C:\\Windows\\{AF55CF62-E76E-4b37-A78D-B61CB6D709A9}.exe" {11736F0D-5258-401f-97CF-67207112B97A}.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{CB191C08-5B1C-498f-9890-6A8FCB1B4035} 2026-09-29_edcfe0941c3866a68112aef18fe32d3c_elex_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{CB191C08-5B1C-498f-9890-6A8FCB1B4035}\stubpath = "C:\\Windows\\{CB191C08-5B1C-498f-9890-6A8FCB1B4035}.exe" 2026-09-29_edcfe0941c3866a68112aef18fe32d3c_elex_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{11736F0D-5258-401f-97CF-67207112B97A} {CB191C08-5B1C-498f-9890-6A8FCB1B4035}.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{11736F0D-5258-401f-97CF-67207112B97A}\stubpath = "C:\\Windows\\{11736F0D-5258-401f-97CF-67207112B97A}.exe" {CB191C08-5B1C-498f-9890-6A8FCB1B4035}.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{AF55CF62-E76E-4b37-A78D-B61CB6D709A9} {11736F0D-5258-401f-97CF-67207112B97A}.exe - Executes dropped EXE 3 IoCs
pid Process 4876 {CB191C08-5B1C-498f-9890-6A8FCB1B4035}.exe 4312 {11736F0D-5258-401f-97CF-67207112B97A}.exe 1896 {AF55CF62-E76E-4b37-A78D-B61CB6D709A9}.exe - Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\{AF55CF62-E76E-4b37-A78D-B61CB6D709A9}.exe {11736F0D-5258-401f-97CF-67207112B97A}.exe File created C:\Windows\{CB191C08-5B1C-498f-9890-6A8FCB1B4035}.exe 2026-09-29_edcfe0941c3866a68112aef18fe32d3c_elex_wannacry.exe File created C:\Windows\{11736F0D-5258-401f-97CF-67207112B97A}.exe {CB191C08-5B1C-498f-9890-6A8FCB1B4035}.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 4328 cmd.exe 1796 cmd.exe 2228 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 2026-09-29_edcfe0941c3866a68112aef18fe32d3c_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language {CB191C08-5B1C-498f-9890-6A8FCB1B4035}.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language {11736F0D-5258-401f-97CF-67207112B97A}.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language {AF55CF62-E76E-4b37-A78D-B61CB6D709A9}.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2728 2026-09-29_edcfe0941c3866a68112aef18fe32d3c_elex_wannacry.exe Token: SeIncBasePriorityPrivilege 4876 {CB191C08-5B1C-498f-9890-6A8FCB1B4035}.exe Token: SeIncBasePriorityPrivilege 4312 {11736F0D-5258-401f-97CF-67207112B97A}.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2728 wrote to memory of 4876 2728 2026-09-29_edcfe0941c3866a68112aef18fe32d3c_elex_wannacry.exe 98 PID 2728 wrote to memory of 4328 2728 2026-09-29_edcfe0941c3866a68112aef18fe32d3c_elex_wannacry.exe 99 PID 4876 wrote to memory of 4312 4876 {CB191C08-5B1C-498f-9890-6A8FCB1B4035}.exe 100 PID 4876 wrote to memory of 1796 4876 {CB191C08-5B1C-498f-9890-6A8FCB1B4035}.exe 101 PID 4312 wrote to memory of 1896 4312 {11736F0D-5258-401f-97CF-67207112B97A}.exe 110 PID 4312 wrote to memory of 2228 4312 {11736F0D-5258-401f-97CF-67207112B97A}.exe 111
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-09-29_edcfe0941c3866a68112aef18fe32d3c_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-29_edcfe0941c3866a68112aef18fe32d3c_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:2728 -
C:\Windows\{CB191C08-5B1C-498f-9890-6A8FCB1B4035}.exeC:\Windows\{CB191C08-5B1C-498f-9890-6A8FCB1B4035}.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:4876 -
C:\Windows\{11736F0D-5258-401f-97CF-67207112B97A}.exeC:\Windows\{11736F0D-5258-401f-97CF-67207112B97A}.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:4312 -
C:\Windows\{AF55CF62-E76E-4b37-A78D-B61CB6D709A9}.exeC:\Windows\{AF55CF62-E76E-4b37-A78D-B61CB6D709A9}.exe4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1896
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{11736~1.EXE > nul4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:2228
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{CB191~1.EXE > nul3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:1796
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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:4328
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\{11736F0D-5258-401f-97CF-67207112B97A}.exe
- Size 98KB
- SHA256 55debc186246cc4caa73a372cd18124a8c39070844f7a2b08cd0a07785b5fd26
- MD5 3c7afd0894d1f5e00310e79c9c5e6757
- SHA1 466f7b9e5e1d8562eb4d3efd846415e0ed707472
- SHA512 955e449e01c0e73731e5b83e2f122785501ecddbe1a38c2aa2b11e534a7a6b022b79fa66ec1bf3454eac6a891d26de9aaac6dfac192217568eb13dddbf5424e9
- SSDEEP 768:5vw981UMhKQLroN4/wQ4pNrfrunMxVFA3b7glw6:lEG00oNl3zunMxVS3Hgl
- TLSH T1B8A3933D5EEA1037E277E6B585F929F3FE26B98335091D0E0586C3464C2BB42AD86D1C
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\{AF55CF62-E76E-4b37-A78D-B61CB6D709A9}.exe
- Size 98KB
- SHA256 15097d1a162d2193687ae8194d4634186365a667fe60fcced73467fd177099a2
- MD5 204b1e82d162fafbb5ff9c708579656f
- SHA1 0d523b96e3264839bb4aa0476745ebf3f6d17dbd
- SHA512 24806d3d86298591d071eca6c910de65de4a2900bea30c7cea6041fc87bbadf1378ba839cc67f90b4287b061fb18bad0e0d88803d7b7dae5aeabf3f1d6cfd88d
- SSDEEP 768:5vw981UMhKQLro/L4/wQ4pNrfrunMxVFA3b7glw6:lEG00o/Ll3zunMxVS3Hgl
- TLSH T1C1A3933D5EEA1037E277E6B585F929F3FE26B98335091D0E0586C3464C2BB42AD86D1C
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\{CB191C08-5B1C-498f-9890-6A8FCB1B4035}.exe
- Size 98KB
- SHA256 003062af84462acae2ac94828bb45b1bb9568efd19a694a69504c7264370afff
- MD5 928b0c8ee652c0e235588c3808970ea3
- SHA1 8bb07695a3c52d2a80099eb54fbe084d985a3352
- SHA512 a1d8b199feee782798afdab91c6319e6da5fc657f5a4267f60b0bffab3190541e81b17829f06f16eb966aa58dcadaa5a30270f19377f675390cbfa2210172c5d
- SSDEEP 768:5vw981UMhKQLroU4/wQ4pNrfrunMxVFA3b7glw6:lEG00oUl3zunMxVS3Hgl
- TLSH T10DA3933D5EEA1037E277E6B585F929F3FE26B98335091D0E0586C3464C2BB42AD86D1C
- MD5 SHA1 SHA512 SSDEEP TLSH