wannacry | 1d3c2088b2d712f8006279db8acb9a1c6dc3037886a655d37bf75ea5fa6b9518

max time kernel
148s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
13-02-2024 12:08

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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

Drops startup file 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SDA142.tmp	WannaCry.exe

Executes dropped EXE 4 IoCs

pid	Process
2268	!WannaDecryptor!.exe
528	!WannaDecryptor!.exe
2932	!WannaDecryptor!.exe
624	!WannaDecryptor!.exe

Loads dropped DLL 9 IoCs

pid	Process
2008	cscript.exe
660	WannaCry.exe
660	WannaCry.exe
660	WannaCry.exe
660	WannaCry.exe
660	WannaCry.exe
660	WannaCry.exe
792	cmd.exe
792	cmd.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-1-5-21-1603059206-2004189698-4139800220-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\!WannaCryptor!.bmp"	!WannaDecryptor!.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\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

Kills process with taskkill 4 IoCs

evasion

pid	Process
1660	taskkill.exe
1188	taskkill.exe
1296	taskkill.exe
1872	taskkill.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1296	taskkill.exe
Token: SeDebugPrivilege	1872	taskkill.exe
Token: SeDebugPrivilege	1188	taskkill.exe
Token: SeDebugPrivilege	1660	taskkill.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
2268	!WannaDecryptor!.exe
2268	!WannaDecryptor!.exe
2932	!WannaDecryptor!.exe
528	!WannaDecryptor!.exe
2932	!WannaDecryptor!.exe
528	!WannaDecryptor!.exe
624	!WannaDecryptor!.exe

Suspicious use of WriteProcessMemory 44 IoCs

description	pid	Process	procid_target
PID 660 wrote to memory of 2884	660	WannaCry.exe	28
PID 660 wrote to memory of 2884	660	WannaCry.exe	28
PID 660 wrote to memory of 2884	660	WannaCry.exe	28
PID 660 wrote to memory of 2884	660	WannaCry.exe	28
PID 2884 wrote to memory of 2008	2884	cmd.exe	30
PID 2884 wrote to memory of 2008	2884	cmd.exe	30
PID 2884 wrote to memory of 2008	2884	cmd.exe	30
PID 2884 wrote to memory of 2008	2884	cmd.exe	30
PID 660 wrote to memory of 2268	660	WannaCry.exe	31
PID 660 wrote to memory of 2268	660	WannaCry.exe	31
PID 660 wrote to memory of 2268	660	WannaCry.exe	31
PID 660 wrote to memory of 2268	660	WannaCry.exe	31
PID 660 wrote to memory of 1188	660	WannaCry.exe	34
PID 660 wrote to memory of 1188	660	WannaCry.exe	34
PID 660 wrote to memory of 1188	660	WannaCry.exe	34
PID 660 wrote to memory of 1188	660	WannaCry.exe	34
PID 660 wrote to memory of 1296	660	WannaCry.exe	35
PID 660 wrote to memory of 1296	660	WannaCry.exe	35
PID 660 wrote to memory of 1296	660	WannaCry.exe	35
PID 660 wrote to memory of 1296	660	WannaCry.exe	35
PID 660 wrote to memory of 1872	660	WannaCry.exe	37
PID 660 wrote to memory of 1872	660	WannaCry.exe	37
PID 660 wrote to memory of 1872	660	WannaCry.exe	37
PID 660 wrote to memory of 1872	660	WannaCry.exe	37
PID 660 wrote to memory of 1660	660	WannaCry.exe	40
PID 660 wrote to memory of 1660	660	WannaCry.exe	40
PID 660 wrote to memory of 1660	660	WannaCry.exe	40
PID 660 wrote to memory of 1660	660	WannaCry.exe	40
PID 660 wrote to memory of 528	660	WannaCry.exe	43
PID 660 wrote to memory of 528	660	WannaCry.exe	43
PID 660 wrote to memory of 528	660	WannaCry.exe	43
PID 660 wrote to memory of 528	660	WannaCry.exe	43
PID 660 wrote to memory of 792	660	WannaCry.exe	44
PID 660 wrote to memory of 792	660	WannaCry.exe	44
PID 660 wrote to memory of 792	660	WannaCry.exe	44
PID 660 wrote to memory of 792	660	WannaCry.exe	44
PID 660 wrote to memory of 2932	660	WannaCry.exe	45
PID 660 wrote to memory of 2932	660	WannaCry.exe	45
PID 660 wrote to memory of 2932	660	WannaCry.exe	45
PID 660 wrote to memory of 2932	660	WannaCry.exe	45
PID 792 wrote to memory of 624	792	cmd.exe	47
PID 792 wrote to memory of 624	792	cmd.exe	47
PID 792 wrote to memory of 624	792	cmd.exe	47
PID 792 wrote to memory of 624	792	cmd.exe	47

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:660
- C:\Windows\SysWOW64\cmd.exe
  cmd /c 1261707826135.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2884
- - C:\Windows\SysWOW64\cscript.exe
    cscript //nologo c.vbs
    3⤵
    - Loads dropped DLL
    PID:2008
- C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
  !WannaDecryptor!.exe f
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2268
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im MSExchange*
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1188
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im Microsoft.Exchange.*
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1296
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im sqlserver.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1872
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /im sqlwriter.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1660
- C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
  !WannaDecryptor!.exe c
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:528
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c start /b !WannaDecryptor!.exe v
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:792
- - C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
    !WannaDecryptor!.exe v
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetWindowsHookEx
    PID:624
- 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:2932

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

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

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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
a0ccb8fccc3eff1bd74717405c8df09a

SHA1
f45e167b9b36d8fccfaeedd07ea218d78ee7ec0f

SHA256
45a31c6d823e7f3197b8a1dc9f3d908491b6220a918ae58872f2fd36d8275197

SHA512
94c6c709063f904e83b854c4d22dd2b185c602308ef134a96402f18c566f0aa2a932cd3615b22e8668239b093664836d198ce74544cc7400565fe85fe2916eef

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

Filesize
136B

MD5
2f04f3836a5680a01911def7c9f30fc9

SHA1
e0a26ca2bf0bbffcc1e22ac8d08eb2409f786166

SHA256
de2d2684702afefd32f769497e8bc2a8e2fc45b9834d9d1152e3bc3a19527ff3

SHA512
cbb4f7b72eb517812535bbb3e5c453628e6055a931e669ebcef6163fa54854dd23034f248bc6a2073b716fcc6de06ea42ffb606da5123d7a1f6a1a759071ee39

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

Filesize
136B

MD5
29cc859f0854a992695d1e21088ae771

SHA1
824e381e8606e0306f0f5f2bf25487ecff7b531b

SHA256
9fdb656625b527bb237ec5955beb9e8e2414d5a0b427146990652d7f84c74835

SHA512
5fa546bfa707beb5257bf403279bad8c5d802cb11e42104eaa5a615b3f3851360231ce8dbc5d8ffe314aa47d7e78e0f9e632eff6b41b23afa7302f53e7f1614b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Malware-database-main\1261707826135.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
07bfc895f26c73b9c7f2644fd50bbf2c

SHA1
ab719867ed7b85234e383903a113f00633597950

SHA256
e3dec482dfeb7850e79e686d67e034587fb86982e1cdf20f90861f8e0ccf9740

SHA512
f777ade1bdb07fefb153c1831e898966849744774f08a6aed1fb75e9a3b40ca852d8f3cb3259ddc07e018371b8218647a360f5012f349adb5f196520b6347c0b

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

Filesize
628B

MD5
663e55df21852bc8870b86bc38e58262

SHA1
1c691bf030ecfce78a9476fbdef3afe61724e6a9

SHA256
bf22e8e18db1638673f47591a13d18ee58d8c6019314bab5a90be82ae3dc9538

SHA512
6a54be1fa549633a2fd888c559207437b8f6efda98bb18d491c8749f39e9754f1e680fa8e2d623777b5f665b2c04d19385c75ce4e61fb251db16018963a9a6f9

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/660-6-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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