Analysis
- max time kernel
149s - 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
11/08/2026, 18:06
Behavioral task
behavioral1
Sample
2026-08-11_cb0879aa5b50a90d13caacfa7095695f_elex_wannacry.exe
Resource
win10v2004-20260513-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-11_cb0879aa5b50a90d13caacfa7095695f_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
9 signatures
150 seconds
General
- Target 2026-08-11_cb0879aa5b50a90d13caacfa7095695f_elex_wannacry.exe
- Size 64KB
- Sample260811-wp7d8ayajb
- SHA256 2516f0fa9bce5f131f6bd1a43d2426cf1dfa223cc094ae05b178c88168ad47d9
- MD5 cb0879aa5b50a90d13caacfa7095695f
- SHA1 cb63d41e6f763d09b53fcbc8efc565e220179c40
- SHA512 a298a235c9891e1db9e3871304d1a1bef498e94c5e11021c7cdfed0820fd1bbb27d42b6ab0d6f0bc45a39c0bf5ee28d346376674eb5388e363f4729437d8f181
- SSDEEP 192:ObOzawOs81elJHsc45CcRZOgtShcWaOT2QLrCqweY04/CFxyNhoy5tT:ObLwOs8AHsc4sMfwhKQLrok4/CFsrdT
- TLSH T1B753414A269544A3F94EB1B82CE44D7C61AF55C050296B7EE7E0EB272327DE1D42F20F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Detects Stormser aka Storm DDoS and StormAttack 12 IoCs
resource yara_rule behavioral1/memory/2380-0-0x0000000000400000-0x0000000000410000-memory.dmp family_stormser behavioral1/memory/2380-1-0x0000000000400000-0x0000000000410000-memory.dmp family_stormser behavioral1/files/0x000900000002442e-4.dat family_stormser behavioral1/memory/5116-7-0x0000000000400000-0x0000000000410000-memory.dmp family_stormser behavioral1/memory/2380-6-0x0000000000400000-0x0000000000410000-memory.dmp family_stormser behavioral1/memory/5116-8-0x0000000000400000-0x0000000000410000-memory.dmp family_stormser behavioral1/memory/5116-12-0x0000000000400000-0x0000000000410000-memory.dmp family_stormser behavioral1/memory/4300-13-0x0000000000400000-0x0000000000410000-memory.dmp family_stormser behavioral1/files/0x0007000000024440-11.dat family_stormser behavioral1/files/0x000200000001e752-15.dat family_stormser behavioral1/memory/4736-18-0x0000000000400000-0x0000000000410000-memory.dmp family_stormser behavioral1/memory/4300-19-0x0000000000400000-0x0000000000410000-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 Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{6F8FC7A0-C6D9-47b3-9F5C-15381462D573} {E7767E38-436B-41a5-A81E-915DDEA3A4E9}.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{6F8FC7A0-C6D9-47b3-9F5C-15381462D573}\stubpath = "C:\\Windows\\{6F8FC7A0-C6D9-47b3-9F5C-15381462D573}.exe" {E7767E38-436B-41a5-A81E-915DDEA3A4E9}.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{B9371BE9-980A-4b2e-98AD-A42966B71E60} {6F8FC7A0-C6D9-47b3-9F5C-15381462D573}.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{B9371BE9-980A-4b2e-98AD-A42966B71E60}\stubpath = "C:\\Windows\\{B9371BE9-980A-4b2e-98AD-A42966B71E60}.exe" {6F8FC7A0-C6D9-47b3-9F5C-15381462D573}.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{E7767E38-436B-41a5-A81E-915DDEA3A4E9} 2026-08-11_cb0879aa5b50a90d13caacfa7095695f_elex_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{E7767E38-436B-41a5-A81E-915DDEA3A4E9}\stubpath = "C:\\Windows\\{E7767E38-436B-41a5-A81E-915DDEA3A4E9}.exe" 2026-08-11_cb0879aa5b50a90d13caacfa7095695f_elex_wannacry.exe - Executes dropped EXE 3 IoCs
pid Process 5116 {E7767E38-436B-41a5-A81E-915DDEA3A4E9}.exe 4300 {6F8FC7A0-C6D9-47b3-9F5C-15381462D573}.exe 4736 {B9371BE9-980A-4b2e-98AD-A42966B71E60}.exe - Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\{E7767E38-436B-41a5-A81E-915DDEA3A4E9}.exe 2026-08-11_cb0879aa5b50a90d13caacfa7095695f_elex_wannacry.exe File created C:\Windows\{6F8FC7A0-C6D9-47b3-9F5C-15381462D573}.exe {E7767E38-436B-41a5-A81E-915DDEA3A4E9}.exe File created C:\Windows\{B9371BE9-980A-4b2e-98AD-A42966B71E60}.exe {6F8FC7A0-C6D9-47b3-9F5C-15381462D573}.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 3996 cmd.exe 1736 cmd.exe 4064 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 {E7767E38-436B-41a5-A81E-915DDEA3A4E9}.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 {6F8FC7A0-C6D9-47b3-9F5C-15381462D573}.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language {B9371BE9-980A-4b2e-98AD-A42966B71E60}.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-11_cb0879aa5b50a90d13caacfa7095695f_elex_wannacry.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2380 2026-08-11_cb0879aa5b50a90d13caacfa7095695f_elex_wannacry.exe Token: SeIncBasePriorityPrivilege 5116 {E7767E38-436B-41a5-A81E-915DDEA3A4E9}.exe Token: SeIncBasePriorityPrivilege 4300 {6F8FC7A0-C6D9-47b3-9F5C-15381462D573}.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2380 wrote to memory of 5116 2380 2026-08-11_cb0879aa5b50a90d13caacfa7095695f_elex_wannacry.exe 88 PID 2380 wrote to memory of 4064 2380 2026-08-11_cb0879aa5b50a90d13caacfa7095695f_elex_wannacry.exe 89 PID 5116 wrote to memory of 4300 5116 {E7767E38-436B-41a5-A81E-915DDEA3A4E9}.exe 95 PID 5116 wrote to memory of 3996 5116 {E7767E38-436B-41a5-A81E-915DDEA3A4E9}.exe 96 PID 4300 wrote to memory of 4736 4300 {6F8FC7A0-C6D9-47b3-9F5C-15381462D573}.exe 98 PID 4300 wrote to memory of 1736 4300 {6F8FC7A0-C6D9-47b3-9F5C-15381462D573}.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-08-11_cb0879aa5b50a90d13caacfa7095695f_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-11_cb0879aa5b50a90d13caacfa7095695f_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:2380 -
C:\Windows\{E7767E38-436B-41a5-A81E-915DDEA3A4E9}.exeC:\Windows\{E7767E38-436B-41a5-A81E-915DDEA3A4E9}.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:5116 -
C:\Windows\{6F8FC7A0-C6D9-47b3-9F5C-15381462D573}.exeC:\Windows\{6F8FC7A0-C6D9-47b3-9F5C-15381462D573}.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:4300 -
C:\Windows\{B9371BE9-980A-4b2e-98AD-A42966B71E60}.exeC:\Windows\{B9371BE9-980A-4b2e-98AD-A42966B71E60}.exe4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4736
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{6F8FC~1.EXE > nul4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:1736
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{E7767~1.EXE > nul3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:3996
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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:4064
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\{6F8FC7A0-C6D9-47b3-9F5C-15381462D573}.exe
- Size 64KB
- SHA256 6c22cda5077802fb2cfb6ce4363e7beab197a311dbeb12dabc9df95cacd5d52c
- MD5 e22c241f9d6c4366992efaea0bb8da6c
- SHA1 a56b898b324b3904bfe7c966304843a81aea22c1
- SHA512 ec72396a9e80dc94e2da9f884dc1250255080e9401b7a796924b1210a1acc9022199f266670fbf7e84c58bcf6f5401a3cc203b95e9a4a8fd70e55721e122448f
- SSDEEP 192:ObOzawOs81elJHsc45CcRZOgtShcWaOT2QLrCqwHY04/CFxyNhoy5tT:ObLwOs8AHsc4sMfwhKQLro54/CFsrdT
- TLSH T1E753414A269544A3F94EB1B82CE44D7C61AF55C050296B7ED7E0EB232327DE1D42F20F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\{B9371BE9-980A-4b2e-98AD-A42966B71E60}.exe
- Size 64KB
- SHA256 a8ece638ce038250b193d9d6ff524726d23625edfe5064cdac9d3f6bd5f79587
- MD5 f606131f10a47f9be21cdeec3d5f1b03
- SHA1 2d083e2d80bfe35b257557f9611f1def683b200e
- SHA512 853443d36d6df72ae1d053dfdc3e58b5c1cef39fd92a0fe0a2fa3e3f0262b6282dbf46c5c80ff8e1905083c671193dbfc40cb70396280480f91a14a8a9d258b4
- SSDEEP 192:ObOzawOs81elJHsc45CcRZOgtShcWaOT2QLrCqwcY04/CFxyNhoy5tT:ObLwOs8AHsc4sMfwhKQLroq4/CFsrdT
- TLSH T1EE53404A269548A3F94EB1B82CE44D7C61AF55C050296B7AD7E0EB272327DE1D42F20F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\{E7767E38-436B-41a5-A81E-915DDEA3A4E9}.exe
- Size 64KB
- SHA256 cf2c08a82ad153ddb86e8fb72ea3db00066fd40720d4f831ab87644ec0f59e7a
- MD5 60ed75bf11b9fd8be395aec9fa225ea5
- SHA1 7aad9a664d87a3cdf6b45ca7679391d39caefb4b
- SHA512 c0fcc8a269f43144f060ae8fd00f89712eb35e772ea63987c10db97abcf8a39266bfacfff63d3d93acf14044dea07e25ce815986093c0727e3321c4e9d2a06d6
- SSDEEP 192:ObOzawOs81elJHsc45CcRZOgtShcWaOT2QLrCqwk5Y04/CFxyNhoy5tT:ObLwOs8AHsc4sMfwhKQLrokL4/CFsrdT
- TLSH T17853414A269554A3F94EB1B82CE44D7C61AF55C050296B7ED7E0EB232327DE1D42F20F
- MD5 SHA1 SHA512 SSDEEP TLSH