Analysis
- max time kernel
148s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
30/11/2024, 04:41
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
WannaCry.exe
Resource
win7-20240903-en
windows7-x64
18 signatures
150 seconds
Behavioral task
behavioral2
Sample
WannaCry.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
15 signatures
150 seconds
General
- Target WannaCry.exe
- Size 224KB
- Sample241130-fbcdxsxmgj
- SHA256 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844
- MD5 5c7fb0927db37372da25f270708103a2
- SHA1 120ed9279d85cbfa56e5b7779ffa7162074f7a29
- SHA512 a15f97fad744ccf5f620e5aabb81f48507327b898a9aa4287051464019e0f89224c484e9691812e166471af9beaddcfc3deb2ba878658761f4800663beef7206
- SSDEEP 3072:Y059femWRwTs/dbelj0X8/j84pcRXPlU3Upt3or4H84lK8PtpLzLsR/EfcZ:+5RwTs/dSXj84mRXPemxdBlPvLzLeZ
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Path
-
C:\Users\Admin\AppData\Local\Temp\!Please Read Me!.txt
-
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: 15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1 Next, please find the decrypt software on your desktop, an executable file named "!WannaDecryptor!.exe". If it does not exsit, download the software from the address below. (You may need to disable your antivirus for a while.) rar password: wcry123 Run and follow the instructions! �
Wallets
-
15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1
Signatures
- Wannacry
WannaCry is a ransomware cryptoworm.
- Wannacry family
- Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
- Drops startup file 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SDC77A.tmp WannaCry.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SDC7A1.tmp WannaCry.exe - Executes dropped EXE 4 IoCs
pid Process 3804 !WannaDecryptor!.exe 3484 !WannaDecryptor!.exe 1496 !WannaDecryptor!.exe 2792 !WannaDecryptor!.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Update Task Scheduler = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\WannaCry.exe\" /r" WannaCry.exe - Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\!WannaCryptor!.bmp" !WannaDecryptor!.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 14 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language !WannaDecryptor!.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language !WannaDecryptor!.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WannaCry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language !WannaDecryptor!.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language !WannaDecryptor!.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cscript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WMIC.exe - Kills process with taskkill 4 IoCs
pid Process 1628 taskkill.exe 2944 taskkill.exe 2316 taskkill.exe 1536 taskkill.exe - Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 1536 taskkill.exe Token: SeDebugPrivilege 1628 taskkill.exe Token: SeDebugPrivilege 2944 taskkill.exe Token: SeDebugPrivilege 2316 taskkill.exe Token: SeIncreaseQuotaPrivilege 2616 WMIC.exe Token: SeSecurityPrivilege 2616 WMIC.exe Token: SeTakeOwnershipPrivilege 2616 WMIC.exe Token: SeLoadDriverPrivilege 2616 WMIC.exe Token: SeSystemProfilePrivilege 2616 WMIC.exe Token: SeSystemtimePrivilege 2616 WMIC.exe Token: SeProfSingleProcessPrivilege 2616 WMIC.exe Token: SeIncBasePriorityPrivilege 2616 WMIC.exe Token: SeCreatePagefilePrivilege 2616 WMIC.exe Token: SeBackupPrivilege 2616 WMIC.exe Token: SeRestorePrivilege 2616 WMIC.exe Token: SeShutdownPrivilege 2616 WMIC.exe Token: SeDebugPrivilege 2616 WMIC.exe Token: SeSystemEnvironmentPrivilege 2616 WMIC.exe Token: SeRemoteShutdownPrivilege 2616 WMIC.exe Token: SeUndockPrivilege 2616 WMIC.exe Token: SeManageVolumePrivilege 2616 WMIC.exe Token: 33 2616 WMIC.exe Token: 34 2616 WMIC.exe Token: 35 2616 WMIC.exe Token: 36 2616 WMIC.exe Token: SeIncreaseQuotaPrivilege 2616 WMIC.exe Token: SeSecurityPrivilege 2616 WMIC.exe Token: SeTakeOwnershipPrivilege 2616 WMIC.exe Token: SeLoadDriverPrivilege 2616 WMIC.exe Token: SeSystemProfilePrivilege 2616 WMIC.exe Token: SeSystemtimePrivilege 2616 WMIC.exe Token: SeProfSingleProcessPrivilege 2616 WMIC.exe Token: SeIncBasePriorityPrivilege 2616 WMIC.exe Token: SeCreatePagefilePrivilege 2616 WMIC.exe Token: SeBackupPrivilege 2616 WMIC.exe Token: SeRestorePrivilege 2616 WMIC.exe Token: SeShutdownPrivilege 2616 WMIC.exe Token: SeDebugPrivilege 2616 WMIC.exe Token: SeSystemEnvironmentPrivilege 2616 WMIC.exe Token: SeRemoteShutdownPrivilege 2616 WMIC.exe Token: SeUndockPrivilege 2616 WMIC.exe Token: SeManageVolumePrivilege 2616 WMIC.exe Token: 33 2616 WMIC.exe Token: 34 2616 WMIC.exe Token: 35 2616 WMIC.exe Token: 36 2616 WMIC.exe Token: SeBackupPrivilege 3164 vssvc.exe Token: SeRestorePrivilege 3164 vssvc.exe Token: SeAuditPrivilege 3164 vssvc.exe - Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 3804 !WannaDecryptor!.exe 3804 !WannaDecryptor!.exe 3484 !WannaDecryptor!.exe 3484 !WannaDecryptor!.exe 1496 !WannaDecryptor!.exe 1496 !WannaDecryptor!.exe 2792 !WannaDecryptor!.exe 2792 !WannaDecryptor!.exe - Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 5092 wrote to memory of 2380 5092 WannaCry.exe 85 PID 5092 wrote to memory of 2380 5092 WannaCry.exe 85 PID 5092 wrote to memory of 2380 5092 WannaCry.exe 85 PID 2380 wrote to memory of 2700 2380 cmd.exe 87 PID 2380 wrote to memory of 2700 2380 cmd.exe 87 PID 2380 wrote to memory of 2700 2380 cmd.exe 87 PID 5092 wrote to memory of 3804 5092 WannaCry.exe 88 PID 5092 wrote to memory of 3804 5092 WannaCry.exe 88 PID 5092 wrote to memory of 3804 5092 WannaCry.exe 88 PID 5092 wrote to memory of 1628 5092 WannaCry.exe 90 PID 5092 wrote to memory of 1628 5092 WannaCry.exe 90 PID 5092 wrote to memory of 1628 5092 WannaCry.exe 90 PID 5092 wrote to memory of 1536 5092 WannaCry.exe 91 PID 5092 wrote to memory of 1536 5092 WannaCry.exe 91 PID 5092 wrote to memory of 1536 5092 WannaCry.exe 91 PID 5092 wrote to memory of 2316 5092 WannaCry.exe 92 PID 5092 wrote to memory of 2316 5092 WannaCry.exe 92 PID 5092 wrote to memory of 2316 5092 WannaCry.exe 92 PID 5092 wrote to memory of 2944 5092 WannaCry.exe 93 PID 5092 wrote to memory of 2944 5092 WannaCry.exe 93 PID 5092 wrote to memory of 2944 5092 WannaCry.exe 93 PID 5092 wrote to memory of 3484 5092 WannaCry.exe 100 PID 5092 wrote to memory of 3484 5092 WannaCry.exe 100 PID 5092 wrote to memory of 3484 5092 WannaCry.exe 100 PID 5092 wrote to memory of 4376 5092 WannaCry.exe 101 PID 5092 wrote to memory of 4376 5092 WannaCry.exe 101 PID 5092 wrote to memory of 4376 5092 WannaCry.exe 101 PID 4376 wrote to memory of 1496 4376 cmd.exe 103 PID 4376 wrote to memory of 1496 4376 cmd.exe 103 PID 4376 wrote to memory of 1496 4376 cmd.exe 103 PID 5092 wrote to memory of 2792 5092 WannaCry.exe 105 PID 5092 wrote to memory of 2792 5092 WannaCry.exe 105 PID 5092 wrote to memory of 2792 5092 WannaCry.exe 105 PID 1496 wrote to memory of 5036 1496 !WannaDecryptor!.exe 113 PID 1496 wrote to memory of 5036 1496 !WannaDecryptor!.exe 113 PID 1496 wrote to memory of 5036 1496 !WannaDecryptor!.exe 113 PID 5036 wrote to memory of 2616 5036 cmd.exe 115 PID 5036 wrote to memory of 2616 5036 cmd.exe 115 PID 5036 wrote to memory of 2616 5036 cmd.exe 115 - Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\WannaCry.exe"C:\Users\Admin\AppData\Local\Temp\WannaCry.exe"1⤵
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5092 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 61521732941701.bat2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2380 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵
- System Location Discovery: System Language Discovery
PID:2700
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-
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3804
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1628
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1536
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2316
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2944
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3484
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C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4376 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1496 -
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⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5036 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2616
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-
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe2⤵
- Executes dropped EXE
- Sets desktop wallpaper using registry
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2792
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3164
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\!Please Read Me!.txt
- Size 797B
- SHA256 227082c719fd4394c1f2311a0877d8a302c5b092bcc49f853a5cf3d2945f42b0
- MD5 afa18cf4aa2660392111763fb93a8c3d
- SHA1 c219a3654a5f41ce535a09f2a188a464c3f5baf5
- SHA512 4161f250d59b7d4d4a6c4f16639d66d21b2a9606de956d22ec00bedb006643fedbbb8e4cde9f6c0c977285918648314883ca91f3442d1125593bf2605f2d5c6b
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe.lnk
- Size 1KB
- SHA256 01a9ab84b989e773f71b0fdf5b2862e0159a00be7bdf907f2e49b3402bf356d8
- MD5 7d0b0ecb07de46de599cff1f4ea4ad44
- SHA1 615f1cb544285914675702ef97d3b8d4a6ed4921
- SHA512 9e4aeb9f38f73fc611ac777a684d8d4d89f055cf05aab0c5df442cc7e0eb5292be8b078c0cc6c54f44d77f1b6880275410d3186c807b1c25e5a18da05f571bf3
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 8d1a7711c3bbdaad54ad818f02d2ad354846e8e9b1995395a29ac76e109baca2
- MD5 6b8c9b29459227f2107a2b79a554153b
- SHA1 18199c442e7bdc7152d6aafc4ade529a4d4847e5
- SHA512 bb0e68f932f036c4ff5995a8e49dcbfad6b9422d97098bf7e31d3d42f10099f7ab75d2e78f6f6b8a790008d17a4f1fdd65957aa2fadc656e7db53ebbdfde3b2c
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 513b481204f165d14af4cf3cceab677b47a7dc539b6216cf7b97bcddd636146c
- MD5 49399ba810e5f9e62affec50dc40e3d9
- SHA1 60fac499a285e5102da080628df10285c318053c
- SHA512 0d7d1a34be18eeddf5f2208db8fb0745525c30ea28a90ee8be58b3e22191090cd05b9e79c68c95af79adb708b3b21abf5d273405a6e7a77131d3f70e518d8548
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\00000000.res
- Size 136B
- SHA256 6078c8b5fac2c250d9537c5a98f550001c0df6107f276e2a9b58cf603f7cf46a
- MD5 beaf1578d61f03b4413334004bfb2a35
- SHA1 e192f7a97652335a0de2d1e585025863c0c67ecc
- SHA512 922aa3452929f49985077e5fc3a85c2ede47c46c8ad16b02b7db689197d00a0656279ead8812d1c0126c92c3081aed2cf7a13957e208d2144d049e80ff34219d
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\61521732941701.bat
- Size 336B
- SHA256 73872a89440a2cba9d22bf4961c3d499ea2c72979c30c455f942374292fedadc
- MD5 3540e056349c6972905dc9706cd49418
- SHA1 492c20442d34d45a6d6790c720349b11ec591cde
- SHA512 c949d147100aef59e382c03abf7b162ae62a4d43456eebd730fbedcf5f95f5e1a24f6e349690d52d75331878a6ee8f6b88a7162ee9cf2a49e142196b12d0133c
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\c.vbs
- Size 219B
- SHA256 0fb5039a2fe7e90cdf3f22140d7f2103f94689b15609efe0edcc8430dd772fc1
- MD5 5f6d40ca3c34b470113ed04d06a88ff4
- SHA1 50629e7211ae43e32060686d6be17ebd492fd7aa
- SHA512 4d4aa1abd2c9183202fd3f0a65b37f07ee0166ba6561f094c13c8ea59752c7bdd960e37c49583746d4464bc3b1dc0b63a1fe36a37ce7e5709cd76ed433befe35
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\c.wry
- Size 628B
- SHA256 9f1987d440e2c866e3b5f174d43c6ba646202f198cfeb8c3b1c66862249fb6ee
- MD5 01b674e57653f1dddff50d69a2442e0e
- SHA1 744070b0295ccf1abd51f0a3d3a031c3704453a9
- SHA512 f4027cf29c3d0fecf6a40994d65cc50667efd4325c769b4784961499a46ef11961bf08f31caa9fbe0e151c1f14cc29f02d080583685486bb9183bb675b927072
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\c.wry
- Size 628B
- SHA256 bf22e8e18db1638673f47591a13d18ee58d8c6019314bab5a90be82ae3dc9538
- MD5 663e55df21852bc8870b86bc38e58262
- SHA1 1c691bf030ecfce78a9476fbdef3afe61724e6a9
- SHA512 6a54be1fa549633a2fd888c559207437b8f6efda98bb18d491c8749f39e9754f1e680fa8e2d623777b5f665b2c04d19385c75ce4e61fb251db16018963a9a6f9
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\m.wry
- Size 42KB
- SHA256 402046ada270528c9ac38bbfa0152836fe30fb8e12192354e53b8397421430d9
- MD5 980b08bac152aff3f9b0136b616affa5
- SHA1 2a9c9601ea038f790cc29379c79407356a3d25a3
- SHA512 100cda1f795781042b012498afd783fd6ff03b0068dbd07b2c2e163cd95e6c6e00755ce16b02b017693c9febc149ed02df9df9b607e2b9cca4b07e5bd420f496
- SSDEEP 384:S9sLTK3SWTsPzy3EFejoJQBO21z4oCTeo75Y3kmA31dv61QyU:S9s3mjoJb21zZrS14I
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\u.wry
- Size 236KB
- SHA256 78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df
- MD5 cf1416074cd7791ab80a18f9e7e219d9
- SHA1 276d2ec82c518d887a8a3608e51c56fa28716ded
- SHA512 0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5
- SSDEEP 3072:KeJJ0eIVAnbWOECR+uJ/0EJzBelG4t1nXFnQamKNQHFZde5tHEGaa:bqrVOEgZJcYelG4tQamKN2ex
- MD5 SHA1 SHA512 SSDEEP