Analysis
- max time kernel
14s - max time network
4s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/10/2026, 09:48
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-02_78dded4ad9882fdd23f955da85c46a7a_amadey_cobalt-strike_elex_vidar_wannacry.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-02_78dded4ad9882fdd23f955da85c46a7a_amadey_cobalt-strike_elex_vidar_wannacry.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-02_78dded4ad9882fdd23f955da85c46a7a_amadey_cobalt-strike_elex_vidar_wannacry.exe
- Size 3.4MB
- Sample261003-ls68hsce72
- SHA256 5d8713535c8dbc1ad7c4db1c0044d578b56f1a9a1485769510c63b4f26bc9e35
- MD5 78dded4ad9882fdd23f955da85c46a7a
- SHA1 a62d2f62f5637935214b495966d595bb1e2e9d19
- SHA512 2e3ead3cc962cb088c5c16b71e82b529606a9f2b8d9bcb10f37793696d7d3cb4ab20ce0bc8b397c679bef7780b4b58745d9b7290b76501c272145c30d21fff35
- SSDEEP 49152:SKU8ggw1g+1CART5eBiyKS3EI3wybn20DCYIHvc8ixuZm9+fWsw6dTPBq/UybpuO:SKUgTH2M2m9UMpu1QfLcze
- TLSH T11BF5B612554A2F6CD55FD4B4CB4B8816AA233C8A0F346BEF4685BD713A76AF42F38107
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects executables packed with ASPack 9 IoCs
resource yara_rule behavioral2/memory/4104-0-0x0000000000400000-0x0000000000414000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c628-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4104-11-0x0000000000400000-0x0000000000414000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1172-17-0x0000000000400000-0x0000000000414000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2208-19-0x0000000000400000-0x0000000000414000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5944-18-0x0000000000400000-0x0000000000414000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c62a-25.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2208-26-0x0000000000400000-0x0000000000414000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2624-24-0x0000000000400000-0x0000000000414000-memory.dmp INDICATOR_EXE_Packed_ASPack - Executes dropped EXE 4 IoCs
pid Process 5944 MSWDM.EXE 2208 MSWDM.EXE 4324 2026-10-02_78DDED4AD9882FDD23F955DA85C46A7A_AMADEY_COBALT-STRIKE_ELEX_VIDAR_WANNACRY.EXE 1172 MSWDM.EXE - Adds Run key to start application 2 TTPs 6 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE" MSWDM.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE" MSWDM.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE" MSWDM.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE" 2026-10-02_78dded4ad9882fdd23f955da85c46a7a_amadey_cobalt-strike_elex_vidar_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE" 2026-10-02_78dded4ad9882fdd23f955da85c46a7a_amadey_cobalt-strike_elex_vidar_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE" MSWDM.EXE - Enumerates connected drives 3 TTPs 2 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
ioc Process \??\F:\ MSWDM.EXE \??\F:\ MSWDM.EXE - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\WINDOWS\MSWDM.EXE 2026-10-02_78dded4ad9882fdd23f955da85c46a7a_amadey_cobalt-strike_elex_vidar_wannacry.exe File opened for modification C:\Windows\dev4B19.tmp 2026-10-02_78dded4ad9882fdd23f955da85c46a7a_amadey_cobalt-strike_elex_vidar_wannacry.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname MSWDM.EXE Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain MSWDM.EXE Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname MSWDM.EXE Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain MSWDM.EXE - System Location Discovery: System Language Discovery 1 TTPs 5 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 2026-10-02_78dded4ad9882fdd23f955da85c46a7a_amadey_cobalt-strike_elex_vidar_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSWDM.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSWDM.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-10-02_78DDED4AD9882FDD23F955DA85C46A7A_AMADEY_COBALT-STRIKE_ELEX_VIDAR_WANNACRY.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSWDM.EXE - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2208 MSWDM.EXE 2208 MSWDM.EXE - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4104 wrote to memory of 5944 4104 2026-10-02_78dded4ad9882fdd23f955da85c46a7a_amadey_cobalt-strike_elex_vidar_wannacry.exe 89 PID 4104 wrote to memory of 2208 4104 2026-10-02_78dded4ad9882fdd23f955da85c46a7a_amadey_cobalt-strike_elex_vidar_wannacry.exe 90 PID 2208 wrote to memory of 4324 2208 MSWDM.EXE 91
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-10-02_78dded4ad9882fdd23f955da85c46a7a_amadey_cobalt-strike_elex_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-02_78dded4ad9882fdd23f955da85c46a7a_amadey_cobalt-strike_elex_vidar_wannacry.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4104 -
C:\WINDOWS\MSWDM.EXE"C:\WINDOWS\MSWDM.EXE"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Enumerates connected drives
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
PID:5944
-
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C:\WINDOWS\MSWDM.EXE-r!C:\Windows\dev4B19.tmp!C:\Users\Admin\AppData\Local\Temp\2026-10-02_78dded4ad9882fdd23f955da85c46a7a_amadey_cobalt-strike_elex_vidar_wannacry.exe! !2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2208 -
C:\Users\Admin\AppData\Local\Temp\2026-10-02_78DDED4AD9882FDD23F955DA85C46A7A_AMADEY_COBALT-STRIKE_ELEX_VIDAR_WANNACRY.EXE3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4324
-
-
C:\WINDOWS\MSWDM.EXE-e!C:\Windows\dev4B19.tmp!C:\Users\Admin\AppData\Local\Temp\2026-10-02_78DDED4AD9882FDD23F955DA85C46A7A_AMADEY_COBALT-STRIKE_ELEX_VIDAR_WANNACRY.EXE!3⤵PID:2624
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-
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C:\Windows\MSWDM.EXEMSWDM.EXE1⤵
- Executes dropped EXE
- Adds Run key to start application
- Enumerates connected drives
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
PID:1172
Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\2026-10-02_78DDED4AD9882FDD23F955DA85C46A7A_AMADEY_COBALT-STRIKE_ELEX_VIDAR_WANNACRY.EXE
- Size 3.4MB
- SHA256 8d822fdcdb66227d2173950050bd42d1954054773c42a7f343f924114b7974d7
- MD5 3d5f9f3c67d5a44aa9f3f6dfc1960a27
- SHA1 69f57566d24321c63e15c0836c8a9f5daa767a6d
- SHA512 cc0ef588dbfd7b4debb5fcdde850f353d738187b7c63ff13da25c5614588fd6050cafe791a50c2a0f816bda28af5ac0b25420e391a9082b6c185180f5f7dc7af
- SSDEEP 49152:SKU8ggw1g+1CART5eBiyKS3EI3wybn20DCYIHvc8ixuZm9+fWsw6dTPBq/Uybpuy:SKUgTH2M2m9UMpu1QfLczC
- TLSH T16CF5B612554A2F6CD55FD4B4CB4B8816AA233C8A0F346BEF4685BD713A76AF42F38107
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\MSWDM.EXE
- Size 3.4MB
- SHA256 fa5d4d9e1021e0af208a0e3326d4245900f18ad2924e78fadee30e7d57c4f2d3
- MD5 a26dc0a2156f9fbe80617c3e7ec09a5f
- SHA1 ae7ac8e02358f2a2087357c07a32876ca6ab01f4
- SHA512 667d11b60776769e734d07c6245dd8b2c768dd67b7f17f53f97b4ede2c17b5e0d4f116d59381f6535dd85c00ae338da40bd227240636758812ceeee3aabe6232
- SSDEEP 49152:SKU8ggw1g+1CART5eBiyKS3EI3wybn20DCYIHvc8ixuZm9+fWsw6dTPBq/Uybpup:SKUgTH2M2m9UMpu1QfLcz5
- TLSH T1D2F5B612554A2F6CD55FD4B4CB4B8816AA233C8A0F346BEF4685BD713A76AF42F38107
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\dev4B19.tmp
- Size 15KB
- SHA256 24a2472e3bd5016cb22ce14cefee112d5bc18354bf099e8e66ad9846aea15088
- MD5 b0cec9f342bf95700b602ee376446577
- SHA1 b955b1b64280bb0ea873538029cf5ea44081501b
- SHA512 05ebecfc8d3e2e7885d3cacc65bfd97db710c2cbc0fb76b19b7d6cc82b327b25df953a20affc8d84002167dd8ac7710622279d3579c6605e742a98fe7095aa4e
- SSDEEP 192:WN8CeeT+a2j12sUr/XKRbU+86HOO7+Bb2NpWP1oynJ+y7ihXar28d/o:xeT+a2jfUrfKRa6HiqpA13+y7+Xa1
- TLSH T15A62F7029FA804A1FBFB0B307EFA5D539576BD200964EF0E46707BAA5D70600E952767
- MD5 SHA1 SHA512 SSDEEP TLSH