wannacry | 1d3c2088b2d712f8006279db8acb9a1c6dc3037886a655d37bf75ea5fa6b9518

max time kernel
148s
max time network
128s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
13/02/2024, 12:11

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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 persistence ransomware spyware stealer worm

Malware Config

Extracted

Path

C:\Users\Admin\Documents\!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 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1070.004

Inhibit System Recovery
T1490

Drops startup file 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SD934D.tmp	WannaCry.exe

Executes dropped EXE 4 IoCs

pid	Process
2560	!WannaDecryptor!.exe
1484	!WannaDecryptor!.exe
1864	!WannaDecryptor!.exe
2868	!WannaDecryptor!.exe

Loads dropped DLL 9 IoCs

pid	Process
2672	cscript.exe
2184	WannaCry.exe
2184	WannaCry.exe
2184	WannaCry.exe
2184	WannaCry.exe
624	cmd.exe
624	cmd.exe
2184	WannaCry.exe
2184	WannaCry.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 2 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\!WannaCryptor!.bmp"	!WannaDecryptor!.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Pictures\\My Wallpaper.jpg"	!WannaDecryptor!.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Interacts with shadow copies 2 TTPs 1 IoCs

Shadow copies are often targeted by ransomware to inhibit system recovery.

ransomware

File Deletion

T1070.004

Inhibit System Recovery

T1490

pid	Process
2500	vssadmin.exe

Kills process with taskkill 4 IoCs

evasion

pid	Process
748	taskkill.exe
864	taskkill.exe
1788	taskkill.exe
2484	taskkill.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2868	!WannaDecryptor!.exe

Suspicious use of AdjustPrivilegeToken 47 IoCs

description	pid	Process
Token: SeDebugPrivilege	2484	taskkill.exe
Token: SeDebugPrivilege	864	taskkill.exe
Token: SeDebugPrivilege	748	taskkill.exe
Token: SeDebugPrivilege	1788	taskkill.exe
Token: SeBackupPrivilege	1732	vssvc.exe
Token: SeRestorePrivilege	1732	vssvc.exe
Token: SeAuditPrivilege	1732	vssvc.exe
Token: SeIncreaseQuotaPrivilege	1220	WMIC.exe
Token: SeSecurityPrivilege	1220	WMIC.exe
Token: SeTakeOwnershipPrivilege	1220	WMIC.exe
Token: SeLoadDriverPrivilege	1220	WMIC.exe
Token: SeSystemProfilePrivilege	1220	WMIC.exe
Token: SeSystemtimePrivilege	1220	WMIC.exe
Token: SeProfSingleProcessPrivilege	1220	WMIC.exe
Token: SeIncBasePriorityPrivilege	1220	WMIC.exe
Token: SeCreatePagefilePrivilege	1220	WMIC.exe
Token: SeBackupPrivilege	1220	WMIC.exe
Token: SeRestorePrivilege	1220	WMIC.exe
Token: SeShutdownPrivilege	1220	WMIC.exe
Token: SeDebugPrivilege	1220	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1220	WMIC.exe
Token: SeRemoteShutdownPrivilege	1220	WMIC.exe
Token: SeUndockPrivilege	1220	WMIC.exe
Token: SeManageVolumePrivilege	1220	WMIC.exe
Token: 33	1220	WMIC.exe
Token: 34	1220	WMIC.exe
Token: 35	1220	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1220	WMIC.exe
Token: SeSecurityPrivilege	1220	WMIC.exe
Token: SeTakeOwnershipPrivilege	1220	WMIC.exe
Token: SeLoadDriverPrivilege	1220	WMIC.exe
Token: SeSystemProfilePrivilege	1220	WMIC.exe
Token: SeSystemtimePrivilege	1220	WMIC.exe
Token: SeProfSingleProcessPrivilege	1220	WMIC.exe
Token: SeIncBasePriorityPrivilege	1220	WMIC.exe
Token: SeCreatePagefilePrivilege	1220	WMIC.exe
Token: SeBackupPrivilege	1220	WMIC.exe
Token: SeRestorePrivilege	1220	WMIC.exe
Token: SeShutdownPrivilege	1220	WMIC.exe
Token: SeDebugPrivilege	1220	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1220	WMIC.exe
Token: SeRemoteShutdownPrivilege	1220	WMIC.exe
Token: SeUndockPrivilege	1220	WMIC.exe
Token: SeManageVolumePrivilege	1220	WMIC.exe
Token: 33	1220	WMIC.exe
Token: 34	1220	WMIC.exe
Token: 35	1220	WMIC.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2560	!WannaDecryptor!.exe
2560	!WannaDecryptor!.exe
1484	!WannaDecryptor!.exe
1484	!WannaDecryptor!.exe
1864	!WannaDecryptor!.exe
1864	!WannaDecryptor!.exe
2868	!WannaDecryptor!.exe
2868	!WannaDecryptor!.exe

Suspicious use of WriteProcessMemory 56 IoCs

description	pid	Process	procid_target
PID 2184 wrote to memory of 2788	2184	WannaCry.exe	28
PID 2184 wrote to memory of 2788	2184	WannaCry.exe	28
PID 2184 wrote to memory of 2788	2184	WannaCry.exe	28
PID 2184 wrote to memory of 2788	2184	WannaCry.exe	28
PID 2788 wrote to memory of 2672	2788	cmd.exe	30
PID 2788 wrote to memory of 2672	2788	cmd.exe	30
PID 2788 wrote to memory of 2672	2788	cmd.exe	30
PID 2788 wrote to memory of 2672	2788	cmd.exe	30
PID 2184 wrote to memory of 2560	2184	WannaCry.exe	31
PID 2184 wrote to memory of 2560	2184	WannaCry.exe	31
PID 2184 wrote to memory of 2560	2184	WannaCry.exe	31
PID 2184 wrote to memory of 2560	2184	WannaCry.exe	31
PID 2184 wrote to memory of 748	2184	WannaCry.exe	32
PID 2184 wrote to memory of 748	2184	WannaCry.exe	32
PID 2184 wrote to memory of 748	2184	WannaCry.exe	32
PID 2184 wrote to memory of 748	2184	WannaCry.exe	32
PID 2184 wrote to memory of 2484	2184	WannaCry.exe	38
PID 2184 wrote to memory of 2484	2184	WannaCry.exe	38
PID 2184 wrote to memory of 2484	2184	WannaCry.exe	38
PID 2184 wrote to memory of 2484	2184	WannaCry.exe	38
PID 2184 wrote to memory of 1788	2184	WannaCry.exe	34
PID 2184 wrote to memory of 1788	2184	WannaCry.exe	34
PID 2184 wrote to memory of 1788	2184	WannaCry.exe	34
PID 2184 wrote to memory of 1788	2184	WannaCry.exe	34
PID 2184 wrote to memory of 864	2184	WannaCry.exe	33
PID 2184 wrote to memory of 864	2184	WannaCry.exe	33
PID 2184 wrote to memory of 864	2184	WannaCry.exe	33
PID 2184 wrote to memory of 864	2184	WannaCry.exe	33
PID 2184 wrote to memory of 1484	2184	WannaCry.exe	43
PID 2184 wrote to memory of 1484	2184	WannaCry.exe	43
PID 2184 wrote to memory of 1484	2184	WannaCry.exe	43
PID 2184 wrote to memory of 1484	2184	WannaCry.exe	43
PID 2184 wrote to memory of 624	2184	WannaCry.exe	44
PID 2184 wrote to memory of 624	2184	WannaCry.exe	44
PID 2184 wrote to memory of 624	2184	WannaCry.exe	44
PID 2184 wrote to memory of 624	2184	WannaCry.exe	44
PID 624 wrote to memory of 1864	624	cmd.exe	46
PID 624 wrote to memory of 1864	624	cmd.exe	46
PID 624 wrote to memory of 1864	624	cmd.exe	46
PID 624 wrote to memory of 1864	624	cmd.exe	46
PID 2184 wrote to memory of 2868	2184	WannaCry.exe	47
PID 2184 wrote to memory of 2868	2184	WannaCry.exe	47
PID 2184 wrote to memory of 2868	2184	WannaCry.exe	47
PID 2184 wrote to memory of 2868	2184	WannaCry.exe	47
PID 1864 wrote to memory of 1736	1864	!WannaDecryptor!.exe	48
PID 1864 wrote to memory of 1736	1864	!WannaDecryptor!.exe	48
PID 1864 wrote to memory of 1736	1864	!WannaDecryptor!.exe	48
PID 1864 wrote to memory of 1736	1864	!WannaDecryptor!.exe	48
PID 1736 wrote to memory of 2500	1736	cmd.exe	50
PID 1736 wrote to memory of 2500	1736	cmd.exe	50
PID 1736 wrote to memory of 2500	1736	cmd.exe	50
PID 1736 wrote to memory of 2500	1736	cmd.exe	50
PID 1736 wrote to memory of 1220	1736	cmd.exe	52
PID 1736 wrote to memory of 1220	1736	cmd.exe	52
PID 1736 wrote to memory of 1220	1736	cmd.exe	52
PID 1736 wrote to memory of 1220	1736	cmd.exe	52

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
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2184
- C:\Windows\SysWOW64\cmd.exe
  cmd /c 194241707826320.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2788
- - C:\Windows\SysWOW64\cscript.exe
    cscript //nologo c.vbs
    3⤵
    - Loads dropped DLL
    PID:2672
- C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
  !WannaDecryptor!.exe f
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2560
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im MSExchange*
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:748
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im sqlwriter.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:864
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im sqlserver.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1788
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im Microsoft.Exchange.*
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:2484
- C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
  !WannaDecryptor!.exe c
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:1484
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c start /b !WannaDecryptor!.exe v
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:624
- - 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:1864
  - - 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:1736
    - - C:\Windows\SysWOW64\vssadmin.exe
        
        vssadmin delete shadows /all /quiet
        5⤵
        Interacts with shadow copies
        
        PID:2500
    - - C:\Windows\SysWOW64\Wbem\WMIC.exe
        
        wmic shadowcopy delete
        5⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:1220
- C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
  !WannaDecryptor!.exe
  2⤵
  - Executes dropped EXE
  - Sets desktop wallpaper using registry
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:2868

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1732

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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\!WannaDecryptor!.exe

Filesize
236KB

MD5
cf1416074cd7791ab80a18f9e7e219d9

SHA1
276d2ec82c518d887a8a3608e51c56fa28716ded

SHA256
78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df

SHA512
0bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5

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

Filesize
1KB

MD5
9192a8af3ddb4eed7f704935fe034922

SHA1
0489c3b907d6046f3fa13871e689136fcf7efe39

SHA256
ec77e7c8b292703f0a0bb941bf60b728921402b0022db717aa6d43f0343144df

SHA512
5a2b9c0a4c73748ce3b73af42b29306e94631ffbef395780f3dd00c12c28a275cada7ce7a05959c36ef5d7292af97ab868c7616ae9a1ab186a871341de990c93

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

Filesize
136B

MD5
9c070add1c099204c222ccc930367c61

SHA1
0f2c28214ff2d9504f44abe234c5cbb4bf085d01

SHA256
96fc564e26c9ff45cf472442f9e1e6bd8522f61d6729625a2dc18b0ae21b8566

SHA512
ca647787e71e7fc8aee6a8108b0708e08016bcbc3b179b11a61e428fc7b7a712d35a5b65f8d0c577f21d55ce6830e6af40f5062735f88ed445f12c36cff32df9

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

Filesize
136B

MD5
ab2da20a24b50708883fd179bdfd7824

SHA1
45c34602c873163038b8223285e89ab279160d59

SHA256
cf984697a95560820aa4bddec995a73161037d78a5b66194ef0026e5d85bbfc2

SHA512
a82ec14c44d591d164ea82db9dc5048bde4a7c41f75a6f1cf08c68d693eda2db3a9f76fb57793397f10750f398049b9ecd26f9ad8d1f94d99c95b1a1d8f35b04

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

Filesize
136B

MD5
56762a09a63b5b1c499696b7823e10e5

SHA1
f2e0efc1c52bf9dd48529407119c3d659563db86

SHA256
ccbc1412db9e21a18f12a4e2191a6f01e6257395a030a7f971373d90fff83925

SHA512
82794b4b1e5c205e0c1ad10900a0f04efa38d61ad8d1a8211971fe5a241ec5a2b1cbe4e21ae8b0a4b298f30c8ff6266241a1fe91f59d5bdb289d544d98bf1b1d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\194241707826320.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
60c8f2e411e0ad202baf314f4babde06

SHA1
4069bbe99812fbb4834b7ba3b0dd35c059bb4faf

SHA256
79cb7e3275993c6dceb319438ff97ad7d6668fe67c354916a839e797969df039

SHA512
531a249c173e5a49e2c5c5c53e66db9707d35fd9115508742a1f33173fe3a6d025c877486014e11dd5af6ae59462088fde9ac8c36aeea40d4b983f2d8e1a58e8

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\Documents\!Please Read Me!.txt

Filesize
797B

MD5
afa18cf4aa2660392111763fb93a8c3d

SHA1
c219a3654a5f41ce535a09f2a188a464c3f5baf5

SHA256
227082c719fd4394c1f2311a0877d8a302c5b092bcc49f853a5cf3d2945f42b0

SHA512
4161f250d59b7d4d4a6c4f16639d66d21b2a9606de956d22ec00bedb006643fedbbb8e4cde9f6c0c977285918648314883ca91f3442d1125593bf2605f2d5c6b

Download Submit
memory/2184-6-0x0000000010000000-0x0000000010012000-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