wannacry | 767d2f8c73f90a9589c3be231d94e14212f0348f8a707eccf312f5b36972e2c4

General

Target

WannaCry.exe
Size

2.9MB
MD5

4980d38eeac9f666c67d40406d8ef615
SHA1

a3f38d0dec13df5f805b5acde112c2acac73ba08
SHA256

767d2f8c73f90a9589c3be231d94e14212f0348f8a707eccf312f5b36972e2c4
SHA512

c2e1ce3ac3bcb6ed0fa771e338839e436317cf718cd6a1b727673cb1f102e0c77defc9771f77191163752b7676a9080d77b93f7db73f282071a4a5a5dc712d4f
SSDEEP

6144:k/jhHGXR/BsheZM5wnH2m9pD6UgmryJOk55ndwz7AYjK8RTI5JN4jnpK:k/0XHsheSAH2GD3uOAwP5ZI5z4jpK

Score

10^/10

wannacry ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

WannaCry.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Control Panel\Desktop\Wallpaper = ".\\wallpaper\\WanaDecryptor.bmp"	WannaCry.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

chrome.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

chrome.exe

pid process

2740 chrome.exe
2740 chrome.exe

Suspicious use of AdjustPrivilegeToken 14 IoCs

Processes:

chrome.exe

description	pid	process
Token: SeShutdownPrivilege	2740	chrome.exe
Token: SeShutdownPrivilege	2740	chrome.exe
Token: SeShutdownPrivilege	2740	chrome.exe
Token: SeShutdownPrivilege	2740	chrome.exe
Token: SeShutdownPrivilege	2740	chrome.exe
Token: SeShutdownPrivilege	2740	chrome.exe
Token: SeShutdownPrivilege	2740	chrome.exe
Token: SeShutdownPrivilege	2740	chrome.exe
Token: SeShutdownPrivilege	2740	chrome.exe
Token: SeShutdownPrivilege	2740	chrome.exe
Token: SeShutdownPrivilege	2740	chrome.exe
Token: SeShutdownPrivilege	2740	chrome.exe
Token: SeShutdownPrivilege	2740	chrome.exe
Token: SeShutdownPrivilege	2740	chrome.exe

Suspicious use of FindShellTrayWindow 51 IoCs

Processes:

chrome.exe

pid	process
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe

Suspicious use of SendNotifyMessage 48 IoCs

Processes:

chrome.exe

pid	process
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe
2740	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

WannaCry.exechrome.exe

description	pid	process	target process
PID 2696 wrote to memory of 2708	2696	WannaCry.exe	WerFault.exe
PID 2696 wrote to memory of 2708	2696	WannaCry.exe	WerFault.exe
PID 2696 wrote to memory of 2708	2696	WannaCry.exe	WerFault.exe
PID 2740 wrote to memory of 2748	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2748	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2748	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2552	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2328	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2328	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 2328	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 684	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 684	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 684	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 684	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 684	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 684	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 684	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 684	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 684	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 684	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 684	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 684	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 684	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 684	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 684	2740	chrome.exe	chrome.exe
PID 2740 wrote to memory of 684	2740	chrome.exe	chrome.exe

C:\Users\Admin\AppData\Local\Temp\WannaCry.exe
"C:\Users\Admin\AppData\Local\Temp\WannaCry.exe"
1⤵
- Sets desktop wallpaper using registry
- Suspicious use of WriteProcessMemory
PID:2696

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2696 -s 580
2⤵
PID:2708

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe"
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2740

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef67e9758,0x7fef67e9768,0x7fef67e9778
2⤵
PID:2748

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1120 --field-trial-handle=1216,i,2740087246198796086,5571189582498509038,131072 /prefetch:2
2⤵
PID:2552

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1516 --field-trial-handle=1216,i,2740087246198796086,5571189582498509038,131072 /prefetch:8
2⤵
PID:2328

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1588 --field-trial-handle=1216,i,2740087246198796086,5571189582498509038,131072 /prefetch:8
2⤵
PID:684

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2348 --field-trial-handle=1216,i,2740087246198796086,5571189582498509038,131072 /prefetch:1
2⤵
PID:940

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2368 --field-trial-handle=1216,i,2740087246198796086,5571189582498509038,131072 /prefetch:1
2⤵
PID:2736

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=984 --field-trial-handle=1216,i,2740087246198796086,5571189582498509038,131072 /prefetch:2
2⤵
PID:2368

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=3360 --field-trial-handle=1216,i,2740087246198796086,5571189582498509038,131072 /prefetch:1
2⤵
PID:1372

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3460 --field-trial-handle=1216,i,2740087246198796086,5571189582498509038,131072 /prefetch:8
2⤵
PID:440

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3612 --field-trial-handle=1216,i,2740087246198796086,5571189582498509038,131072 /prefetch:8
2⤵
PID:2948

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3592 --field-trial-handle=1216,i,2740087246198796086,5571189582498509038,131072 /prefetch:8
2⤵
PID:2956

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3220 --field-trial-handle=1216,i,2740087246198796086,5571189582498509038,131072 /prefetch:8
2⤵
PID:800

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4008 --field-trial-handle=1216,i,2740087246198796086,5571189582498509038,131072 /prefetch:8
2⤵
PID:2232

C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
1⤵
PID:1424

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:1484

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Defacement

1

T1491

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1
Filesize
264KB

MD5
f50f89a0a91564d0b8a211f8921aa7de

SHA1
112403a17dd69d5b9018b8cede023cb3b54eab7d

SHA256
b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

SHA512
bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\000007.dbtmp
Filesize
16B

MD5
18e723571b00fb1694a3bad6c78e4054

SHA1
afcc0ef32d46fe59e0483f9a3c891d3034d12f32

SHA256
8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

SHA512
43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\a07b67b5-c8e1-4a21-b27a-9e8339f03280.tmp
Filesize
217KB

MD5
d11bf0f73950540499c8d835de5bd6c0

SHA1
ff6d066df35151928466528a0c0adf2116f8678e

SHA256
4e522b85715400d3bebc850c069765513542356ae9ec6554d8ab273721cb6a38

SHA512
650bf05005559b39832257855a99e9e71f79de05f5abfcb2639c0988110af66588d7bebe5ca992cdfba1755f33a19e133abd788ba01c941170e4a03a964e5a03

Download Submit
\??\pipe\crashpad_2740_CUGUUUMYXWFMXWQO
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
memory/2696-0-0x0000000000AD0000-0x0000000000DC4000-memory.dmp

Filesize
3.0MB

Download
memory/2696-1-0x000007FEF5380000-0x000007FEF5D6C000-memory.dmp

Filesize
9.9MB

Download
memory/2696-2-0x000000001B0E0000-0x000000001B160000-memory.dmp

Filesize
512KB

Download
memory/2696-6-0x000007FEF5380000-0x000007FEF5D6C000-memory.dmp

Filesize
9.9MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads