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Analysis
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max time kernel
93s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
02/12/2024, 19:29
Behavioral task
behavioral1
Sample
2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe
Resource
win7-20240729-en
windows7-x64
19 signatures
150 seconds
Behavioral task
behavioral2
Sample
2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
22 signatures
150 seconds
General
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Target
2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe
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Size
22KB
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MD5
fa9f7699ccdb08c6ba4a9f4aa62ff64c
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SHA1
b82759e29cecec7a0dd06c52c9259e4b24c6ff67
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SHA256
c50c9a28e88dbdfc9835e3722434af2db792c66d9ce1f496b395101289990e56
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SHA512
277c3eb7eb3b7de7451dc95da1103746ade6622cc66b09cb6b9e0a287dfdf5f2cdda5728619ab6c024db22ebf226af3a0232989ecef452c81fd07dcf01a5770f
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SSDEEP
384:33Mg/bqo2vLKErFppDKS+98GJMr91CIv6Ce2:hqo2OErFppDhN6Mr9Nvze2
Malware Config
Signatures
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Chaos
Ransomware family first seen in June 2021.
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Chaos Ransomware 2 IoCs
resource yara_rule behavioral2/memory/2192-1-0x0000000000280000-0x000000000028C000-memory.dmp family_chaos behavioral2/files/0x000a00000001e104-6.dat family_chaos -
Chaos family
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Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
pid Process 544 bcdedit.exe 4112 bcdedit.exe -
pid Process 1416 wbadmin.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation svchost.exe Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe -
Drops startup file 3 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.url svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini svchost.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\doomed.txt svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 3700 svchost.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops desktop.ini file(s) 34 IoCs
description ioc Process File opened for modification F:\$RECYCLE.BIN\S-1-5-21-2878641211-696417878-3864914810-1000\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini svchost.exe File opened for modification C:\Users\Public\Documents\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Links\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Music\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini svchost.exe File opened for modification C:\Users\Public\Desktop\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Documents\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Searches\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\desktop.ini svchost.exe File opened for modification C:\Users\Admin\OneDrive\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Videos\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AccountPictures\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Libraries\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini svchost.exe File opened for modification C:\Users\Public\Music\desktop.ini svchost.exe File opened for modification C:\Users\Public\Videos\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini svchost.exe File opened for modification C:\Users\Public\Pictures\desktop.ini svchost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks SCSI registry key(s) 3 TTPs 4 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_QEMU&PROD_QEMU_DVD-ROM\4&215468A5&0&010000 vds.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\FriendlyName vds.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000 vds.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName vds.exe -
Interacts with shadow copies 3 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 1772 vssadmin.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000_Classes\Local Settings svchost.exe -
Opens file in notepad (likely ransom note) 1 IoCs
pid Process 1860 NOTEPAD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3700 svchost.exe -
Suspicious behavior: EnumeratesProcesses 51 IoCs
pid Process 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe 3700 svchost.exe -
Suspicious use of AdjustPrivilegeToken 50 IoCs
description pid Process Token: SeDebugPrivilege 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe Token: SeDebugPrivilege 3700 svchost.exe Token: SeBackupPrivilege 2736 vssvc.exe Token: SeRestorePrivilege 2736 vssvc.exe Token: SeAuditPrivilege 2736 vssvc.exe Token: SeIncreaseQuotaPrivilege 4260 WMIC.exe Token: SeSecurityPrivilege 4260 WMIC.exe Token: SeTakeOwnershipPrivilege 4260 WMIC.exe Token: SeLoadDriverPrivilege 4260 WMIC.exe Token: SeSystemProfilePrivilege 4260 WMIC.exe Token: SeSystemtimePrivilege 4260 WMIC.exe Token: SeProfSingleProcessPrivilege 4260 WMIC.exe Token: SeIncBasePriorityPrivilege 4260 WMIC.exe Token: SeCreatePagefilePrivilege 4260 WMIC.exe Token: SeBackupPrivilege 4260 WMIC.exe Token: SeRestorePrivilege 4260 WMIC.exe Token: SeShutdownPrivilege 4260 WMIC.exe Token: SeDebugPrivilege 4260 WMIC.exe Token: SeSystemEnvironmentPrivilege 4260 WMIC.exe Token: SeRemoteShutdownPrivilege 4260 WMIC.exe Token: SeUndockPrivilege 4260 WMIC.exe Token: SeManageVolumePrivilege 4260 WMIC.exe Token: 33 4260 WMIC.exe Token: 34 4260 WMIC.exe Token: 35 4260 WMIC.exe Token: 36 4260 WMIC.exe Token: SeIncreaseQuotaPrivilege 4260 WMIC.exe Token: SeSecurityPrivilege 4260 WMIC.exe Token: SeTakeOwnershipPrivilege 4260 WMIC.exe Token: SeLoadDriverPrivilege 4260 WMIC.exe Token: SeSystemProfilePrivilege 4260 WMIC.exe Token: SeSystemtimePrivilege 4260 WMIC.exe Token: SeProfSingleProcessPrivilege 4260 WMIC.exe Token: SeIncBasePriorityPrivilege 4260 WMIC.exe Token: SeCreatePagefilePrivilege 4260 WMIC.exe Token: SeBackupPrivilege 4260 WMIC.exe Token: SeRestorePrivilege 4260 WMIC.exe Token: SeShutdownPrivilege 4260 WMIC.exe Token: SeDebugPrivilege 4260 WMIC.exe Token: SeSystemEnvironmentPrivilege 4260 WMIC.exe Token: SeRemoteShutdownPrivilege 4260 WMIC.exe Token: SeUndockPrivilege 4260 WMIC.exe Token: SeManageVolumePrivilege 4260 WMIC.exe Token: 33 4260 WMIC.exe Token: 34 4260 WMIC.exe Token: 35 4260 WMIC.exe Token: 36 4260 WMIC.exe Token: SeBackupPrivilege 3712 wbengine.exe Token: SeRestorePrivilege 3712 wbengine.exe Token: SeSecurityPrivilege 3712 wbengine.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 2192 wrote to memory of 3700 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 83 PID 2192 wrote to memory of 3700 2192 2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe 83 PID 3700 wrote to memory of 228 3700 svchost.exe 86 PID 3700 wrote to memory of 228 3700 svchost.exe 86 PID 228 wrote to memory of 1772 228 cmd.exe 88 PID 228 wrote to memory of 1772 228 cmd.exe 88 PID 228 wrote to memory of 4260 228 cmd.exe 92 PID 228 wrote to memory of 4260 228 cmd.exe 92 PID 3700 wrote to memory of 4872 3700 svchost.exe 95 PID 3700 wrote to memory of 4872 3700 svchost.exe 95 PID 4872 wrote to memory of 544 4872 cmd.exe 97 PID 4872 wrote to memory of 544 4872 cmd.exe 97 PID 4872 wrote to memory of 4112 4872 cmd.exe 98 PID 4872 wrote to memory of 4112 4872 cmd.exe 98 PID 3700 wrote to memory of 984 3700 svchost.exe 99 PID 3700 wrote to memory of 984 3700 svchost.exe 99 PID 984 wrote to memory of 1416 984 cmd.exe 101 PID 984 wrote to memory of 1416 984 cmd.exe 101 PID 3700 wrote to memory of 1860 3700 svchost.exe 106 PID 3700 wrote to memory of 1860 3700 svchost.exe 106 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-02_fa9f7699ccdb08c6ba4a9f4aa62ff64c_destroyer_wannacry.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2192 -
C:\Users\Admin\AppData\Roaming\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost.exe"2⤵
- Checks computer location settings
- Drops startup file
- Executes dropped EXE
- Drops desktop.ini file(s)
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3700 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet & wmic shadowcopy delete3⤵
- Suspicious use of WriteProcessMemory
PID:228 -
C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet4⤵
- Interacts with shadow copies
PID:1772
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete4⤵
- Suspicious use of AdjustPrivilegeToken
PID:4260
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no3⤵
- Suspicious use of WriteProcessMemory
PID:4872 -
C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures4⤵
- Modifies boot configuration data using bcdedit
PID:544
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no4⤵
- Modifies boot configuration data using bcdedit
PID:4112
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C wbadmin delete catalog -quiet3⤵
- Suspicious use of WriteProcessMemory
PID:984 -
C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet4⤵
- Deletes backup catalog
PID:1416
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C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\doomed.txt3⤵
- Opens file in notepad (likely ransom note)
PID:1860
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2736
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C:\Windows\system32\wbengine.exe"C:\Windows\system32\wbengine.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3712
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C:\Windows\System32\vdsldr.exeC:\Windows\System32\vdsldr.exe -Embedding1⤵PID:4008
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C:\Windows\System32\vds.exeC:\Windows\System32\vds.exe1⤵
- Checks SCSI registry key(s)
PID:1056
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
22KB
MD5fa9f7699ccdb08c6ba4a9f4aa62ff64c
SHA1b82759e29cecec7a0dd06c52c9259e4b24c6ff67
SHA256c50c9a28e88dbdfc9835e3722434af2db792c66d9ce1f496b395101289990e56
SHA512277c3eb7eb3b7de7451dc95da1103746ade6622cc66b09cb6b9e0a287dfdf5f2cdda5728619ab6c024db22ebf226af3a0232989ecef452c81fd07dcf01a5770f
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Filesize
63B
MD58ae9fb63f30ede54240b29e5d76b4c9c
SHA1d4737987ed4fc2e3cfb0aa0c49265ba38b46d576
SHA25627be02602b11977f540dc1f087555f0f3c85a70620018de63e427f23ce7dca96
SHA5120e845c763998112c7075beaee0a2a576b14b12c2b850cdb5a76a6f2cdb71beaf9bb01a3a352aad02a489c15269b8ebd15717e928e1025b3f45a70813d5b2e5d7