wannacry | cf3dabb08817315d7549501c3f27f929d166b63ff57743a9bda1482d78456ac0

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
13-06-2024 09:47

Target

2024-06-13_172a44f381c72d4e5642b5014ec56797_wannacry.exe
Size

3.6MB
MD5

172a44f381c72d4e5642b5014ec56797
SHA1

286e8fab2705c020362638d4de23bd982a7de187
SHA256

cf3dabb08817315d7549501c3f27f929d166b63ff57743a9bda1482d78456ac0
SHA512

fb82fe8b4880aed3b91928220fa3a0df39aaadc36b4378cd0d44d9344139d1bcdcf6db0b0591dff50617c726d41fb7bbac427cd19133f670e2c3472497317743
SSDEEP

49152:2nAQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAA4aEau3R8yAH1plAHI:yDqPoBhz1aRxcSUDk36SAX3R8yAVp2HI

Score

10^/10

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (2697) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
Executes dropped EXE 1 IoCs

Processes:

tasksche.exe

pid process

1064 tasksche.exe
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
Drops file in Windows directory 1 IoCs

Processes:

2024-06-13_172a44f381c72d4e5642b5014ec56797_wannacry.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 2024-06-13_172a44f381c72d4e5642b5014ec56797_wannacry.exe

pid	process
1064	tasksche.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	2024-06-13_172a44f381c72d4e5642b5014ec56797_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

Processes:

2024-06-13_172a44f381c72d4e5642b5014ec56797_wannacry.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-06-13_172a44f381c72d4e5642b5014ec56797_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-06-13_172a44f381c72d4e5642b5014ec56797_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-06-13_172a44f381c72d4e5642b5014ec56797_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-06-13_172a44f381c72d4e5642b5014ec56797_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-06-13_172a44f381c72d4e5642b5014ec56797_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-06-13_172a44f381c72d4e5642b5014ec56797_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-13_172a44f381c72d4e5642b5014ec56797_wannacry.exe"
1⤵
- Drops file in Windows directory
PID:1296

C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
2⤵
- Executes dropped EXE
PID:1064

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4368,i,3724086843943218842,1026644135694712596,262144 --variations-seed-version --mojo-platform-channel-handle=4356 /prefetch:8
1⤵
PID:2316

C:\Users\Admin\AppData\Local\Temp\2024-06-13_172a44f381c72d4e5642b5014ec56797_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-06-13_172a44f381c72d4e5642b5014ec56797_wannacry.exe -m security
1⤵
- Modifies data under HKEY_USERS
PID:4848

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
c9bf55e1f99289cbac8fdbad29af0e1c

SHA1
5ae6bfc7f18123bb1bb4e1ff82cb0b39cd7ecd5a

SHA256
9b699a1b99380d6ee48a980e8de586d12d0e5e27b86f5d7b1dded6fcab579f66

SHA512
702e9791eab59c333361f029c645eaf783b850b5cc0019ddc07953b408d6dc94fd5a05322667c9a674c1250da88a5e5b74b5d012ce3e6ed4157c55112efb1fbb

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