wannacry | 1d3c2088b2d712f8006279db8acb9a1c6dc3037886a655d37bf75ea5fa6b9518

max time kernel
145s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
27/05/2024, 22:11

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General

Target

Malware-database-main/WannaCry.exe
Size

224KB
MD5

5c7fb0927db37372da25f270708103a2
SHA1

120ed9279d85cbfa56e5b7779ffa7162074f7a29
SHA256

be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844
SHA512

a15f97fad744ccf5f620e5aabb81f48507327b898a9aa4287051464019e0f89224c484e9691812e166471af9beaddcfc3deb2ba878658761f4800663beef7206
SSDEEP

3072:Y059femWRwTs/dbelj0X8/j84pcRXPlU3Upt3or4H84lK8PtpLzLsR/EfcZ:+5RwTs/dSXj84mRXPemxdBlPvLzLeZ

Score

10^/10

wannacry defense_evasion execution impact persistence ransomware spyware stealer worm

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!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: 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.
ransomware worm wannacry
Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware defense_evasion impact execution

File Deletion
T1070.004

Inhibit System Recovery
T1490

Windows Management Instrumentation
T1047

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SD4EF8.tmp	WannaCry.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SD4EFF.tmp	WannaCry.exe

Executes dropped EXE 4 IoCs

pid	Process
6080	!WannaDecryptor!.exe
6084	!WannaDecryptor!.exe
4176	!WannaDecryptor!.exe
2748	!WannaDecryptor!.exe

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

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Update Task Scheduler = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Malware-database-main\\WannaCry.exe\" /r"	WannaCry.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\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 Information Discovery
T1082

Kills process with taskkill 4 IoCs

evasion

pid	Process
4868	taskkill.exe
3568	taskkill.exe
380	taskkill.exe
5728	taskkill.exe

Suspicious use of AdjustPrivilegeToken 49 IoCs

description	pid	Process
Token: SeDebugPrivilege	5728	taskkill.exe
Token: SeDebugPrivilege	4868	taskkill.exe
Token: SeDebugPrivilege	3568	taskkill.exe
Token: SeDebugPrivilege	380	taskkill.exe
Token: SeIncreaseQuotaPrivilege	4644	WMIC.exe
Token: SeSecurityPrivilege	4644	WMIC.exe
Token: SeTakeOwnershipPrivilege	4644	WMIC.exe
Token: SeLoadDriverPrivilege	4644	WMIC.exe
Token: SeSystemProfilePrivilege	4644	WMIC.exe
Token: SeSystemtimePrivilege	4644	WMIC.exe
Token: SeProfSingleProcessPrivilege	4644	WMIC.exe
Token: SeIncBasePriorityPrivilege	4644	WMIC.exe
Token: SeCreatePagefilePrivilege	4644	WMIC.exe
Token: SeBackupPrivilege	4644	WMIC.exe
Token: SeRestorePrivilege	4644	WMIC.exe
Token: SeShutdownPrivilege	4644	WMIC.exe
Token: SeDebugPrivilege	4644	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4644	WMIC.exe
Token: SeRemoteShutdownPrivilege	4644	WMIC.exe
Token: SeUndockPrivilege	4644	WMIC.exe
Token: SeManageVolumePrivilege	4644	WMIC.exe
Token: 33	4644	WMIC.exe
Token: 34	4644	WMIC.exe
Token: 35	4644	WMIC.exe
Token: 36	4644	WMIC.exe
Token: SeIncreaseQuotaPrivilege	4644	WMIC.exe
Token: SeSecurityPrivilege	4644	WMIC.exe
Token: SeTakeOwnershipPrivilege	4644	WMIC.exe
Token: SeLoadDriverPrivilege	4644	WMIC.exe
Token: SeSystemProfilePrivilege	4644	WMIC.exe
Token: SeSystemtimePrivilege	4644	WMIC.exe
Token: SeProfSingleProcessPrivilege	4644	WMIC.exe
Token: SeIncBasePriorityPrivilege	4644	WMIC.exe
Token: SeCreatePagefilePrivilege	4644	WMIC.exe
Token: SeBackupPrivilege	4644	WMIC.exe
Token: SeRestorePrivilege	4644	WMIC.exe
Token: SeShutdownPrivilege	4644	WMIC.exe
Token: SeDebugPrivilege	4644	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4644	WMIC.exe
Token: SeRemoteShutdownPrivilege	4644	WMIC.exe
Token: SeUndockPrivilege	4644	WMIC.exe
Token: SeManageVolumePrivilege	4644	WMIC.exe
Token: 33	4644	WMIC.exe
Token: 34	4644	WMIC.exe
Token: 35	4644	WMIC.exe
Token: 36	4644	WMIC.exe
Token: SeBackupPrivilege	4452	vssvc.exe
Token: SeRestorePrivilege	4452	vssvc.exe
Token: SeAuditPrivilege	4452	vssvc.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
6080	!WannaDecryptor!.exe
6080	!WannaDecryptor!.exe
6084	!WannaDecryptor!.exe
6084	!WannaDecryptor!.exe
4176	!WannaDecryptor!.exe
4176	!WannaDecryptor!.exe
2748	!WannaDecryptor!.exe
2748	!WannaDecryptor!.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 3224 wrote to memory of 2668	3224	WannaCry.exe	81
PID 3224 wrote to memory of 2668	3224	WannaCry.exe	81
PID 3224 wrote to memory of 2668	3224	WannaCry.exe	81
PID 2668 wrote to memory of 2904	2668	cmd.exe	83
PID 2668 wrote to memory of 2904	2668	cmd.exe	83
PID 2668 wrote to memory of 2904	2668	cmd.exe	83
PID 3224 wrote to memory of 6080	3224	WannaCry.exe	87
PID 3224 wrote to memory of 6080	3224	WannaCry.exe	87
PID 3224 wrote to memory of 6080	3224	WannaCry.exe	87
PID 3224 wrote to memory of 4868	3224	WannaCry.exe	88
PID 3224 wrote to memory of 4868	3224	WannaCry.exe	88
PID 3224 wrote to memory of 4868	3224	WannaCry.exe	88
PID 3224 wrote to memory of 5728	3224	WannaCry.exe	89
PID 3224 wrote to memory of 5728	3224	WannaCry.exe	89
PID 3224 wrote to memory of 5728	3224	WannaCry.exe	89
PID 3224 wrote to memory of 380	3224	WannaCry.exe	90
PID 3224 wrote to memory of 380	3224	WannaCry.exe	90
PID 3224 wrote to memory of 380	3224	WannaCry.exe	90
PID 3224 wrote to memory of 3568	3224	WannaCry.exe	91
PID 3224 wrote to memory of 3568	3224	WannaCry.exe	91
PID 3224 wrote to memory of 3568	3224	WannaCry.exe	91
PID 3224 wrote to memory of 6084	3224	WannaCry.exe	102
PID 3224 wrote to memory of 6084	3224	WannaCry.exe	102
PID 3224 wrote to memory of 6084	3224	WannaCry.exe	102
PID 3224 wrote to memory of 4324	3224	WannaCry.exe	103
PID 3224 wrote to memory of 4324	3224	WannaCry.exe	103
PID 3224 wrote to memory of 4324	3224	WannaCry.exe	103
PID 4324 wrote to memory of 4176	4324	cmd.exe	105
PID 4324 wrote to memory of 4176	4324	cmd.exe	105
PID 4324 wrote to memory of 4176	4324	cmd.exe	105
PID 3224 wrote to memory of 2748	3224	WannaCry.exe	108
PID 3224 wrote to memory of 2748	3224	WannaCry.exe	108
PID 3224 wrote to memory of 2748	3224	WannaCry.exe	108
PID 4176 wrote to memory of 3116	4176	!WannaDecryptor!.exe	110
PID 4176 wrote to memory of 3116	4176	!WannaDecryptor!.exe	110
PID 4176 wrote to memory of 3116	4176	!WannaDecryptor!.exe	110
PID 3116 wrote to memory of 4644	3116	cmd.exe	112
PID 3116 wrote to memory of 4644	3116	cmd.exe	112
PID 3116 wrote to memory of 4644	3116	cmd.exe	112

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\Malware-database-main\WannaCry.exe
"C:\Users\Admin\AppData\Local\Temp\Malware-database-main\WannaCry.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3224
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c 132251716847928.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2668
- - C:\Windows\SysWOW64\cscript.exe
    cscript //nologo c.vbs
    3⤵
    PID:2904
- C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
  !WannaDecryptor!.exe f
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:6080
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im MSExchange*
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:4868
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im Microsoft.Exchange.*
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:5728
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im sqlserver.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:380
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im sqlwriter.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:3568
- C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
  !WannaDecryptor!.exe c
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:6084
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c start /b !WannaDecryptor!.exe v
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4324
- - C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
    !WannaDecryptor!.exe v
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4176
  - - 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:3116
    - - C:\Windows\SysWOW64\Wbem\WMIC.exe
        
        wmic shadowcopy delete
        5⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:4644
- C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
  !WannaDecryptor!.exe
  2⤵
  - Executes dropped EXE
  - Sets desktop wallpaper using registry
  - Suspicious use of SetWindowsHookEx
  PID:2748

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4452

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Windows Management Instrumentation

T1047

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Defacement

T1491

Inhibit System Recovery

T1490

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Downloads

C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!Please Read Me!.txt

Filesize
797B

MD5
afa18cf4aa2660392111763fb93a8c3d

SHA1
c219a3654a5f41ce535a09f2a188a464c3f5baf5

SHA256
227082c719fd4394c1f2311a0877d8a302c5b092bcc49f853a5cf3d2945f42b0

SHA512
4161f250d59b7d4d4a6c4f16639d66d21b2a9606de956d22ec00bedb006643fedbbb8e4cde9f6c0c977285918648314883ca91f3442d1125593bf2605f2d5c6b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe.lnk

Filesize
1KB

MD5
fd711b20e27354cfe926a3eb93461e77

SHA1
d08781a19c9e2787f69d69dc24d63feee76465f4

SHA256
8f8e1b0a18c739114f16cb74187e4e3dfa8e3220d88598c442b89508a6c4f299

SHA512
01e391a2a56eb242feefcfbfacbc46dc2f6616ae594cb47a0b36812228d3778113cfd96ea9cb69ac50d9897f4da4566aef35352274dd5d37d13af8538c5be7b4

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\00000000.res

Filesize
136B

MD5
831775b461ca95f69c793ce205f1f705

SHA1
12a5942732f065fb7492b59b303a8efcdee6ee0e

SHA256
2fd2d341705e9663fc1400929380ba7091d96479d255d050a249d8cd6b40eea7

SHA512
4af9d17c3c812db737c7494c262939c446efe6c01458f988de924ecc03e8c1542268bad7fbdfdc96a37552beca7dcee0594c0b22abb04d1405bbb80ffde14f1d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\00000000.res

Filesize
136B

MD5
593f30a4d296dce10392925ab17da2ba

SHA1
fcf076476abc1e0a606bacec9442ff277e714aa2

SHA256
5a8dee1c668ee3173632b4bfd1ce8c3ce8f90cea991dd29d9cf2e8f418e5835b

SHA512
b5711cdfb64e59d9f3ed45d5c3322876b9eee79578d5c04572ac9eddb5ab4f22c214a0a46bf2f065c240d88decb586589bcab1f5d90e3653c5a23e81e378cf78

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\00000000.res

Filesize
136B

MD5
699cc5247aa29a83ea8b51a9f2fd6a8f

SHA1
20ae5a11eb547c8d2cf1d795d558dfc06948617a

SHA256
843ebc1dc844be4b2bb82c0e786b558f02c0bedc02e9557c294ea2c2564db3ad

SHA512
423d55bb34917bb77cc7e9d4b365ff9551c0631d9698199f4fde7883daf7d3a771380b08191cb2613bc537e63a3a7b2b9e5a26428a39e8375d955663611bb473

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\132251716847928.bat

Filesize
380B

MD5
71e08345a9f96647941595bc404e4304

SHA1
207f50600f9d261ff8fa88ba4f52dd2fc5bc13c5

SHA256
04ec40a225b6140fd35a92b66db0ddbcf96d31c4accf7183295c2321be9dcb16

SHA512
5c4bce405c86f688b2f3e6837dd24fc9db1485325965a17a841c191b25104ee9fdbf08d709b74f1fa9e752ad1374c391f3467dd7e448da38a7f1a27b38bc2e3d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\c.vbs

Filesize
263B

MD5
897fe8eafbce679f3f2ecae2f678753a

SHA1
3e0cef18216c559e6bdf9c1c5331d8d5d2e53398

SHA256
04a249282dfa17a672c10ada3dc9a3b71f518b33fdb953ad2f76d88bd60d2c7a

SHA512
979460bf2c9761e6f3d9c7f99efd3eaf60ac81dfdc7d7d8882c5f248afb04d2aa27885b6aad7140dc601c90a375e5e9e31bbd2efa06496541a74bcd75d2d71ae

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\c.wry

Filesize
628B

MD5
4c267572a1e82b195ddcc06eaacecbca

SHA1
ea4b21128ed47c16cacab6c7e5422e13fcd7c7e0

SHA256
1daf3c2974b9bdc5a5ea4bb453fc52b4a3efa74e08b01083775a424d0ab8728a

SHA512
63c2a89d6b52ad63c30ed7f7181a66dbe7644963de0021162848d29c63b4b7cb0da51f6502976b7763ea5eef60aa3ee11d9cd1c35ef5a0de933d528a810717cd

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\m.wry

Filesize
42KB

MD5
980b08bac152aff3f9b0136b616affa5

SHA1
2a9c9601ea038f790cc29379c79407356a3d25a3

SHA256
402046ada270528c9ac38bbfa0152836fe30fb8e12192354e53b8397421430d9

SHA512
100cda1f795781042b012498afd783fd6ff03b0068dbd07b2c2e163cd95e6c6e00755ce16b02b017693c9febc149ed02df9df9b607e2b9cca4b07e5bd420f496

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\u.wry

Filesize
236KB

MD5
cf1416074cd7791ab80a18f9e7e219d9

SHA1
276d2ec82c518d887a8a3608e51c56fa28716ded

SHA256
78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df

SHA512
0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5

Download Submit
memory/3224-7-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads