wannacry | a7704c41e002390f36619d21cdecbc3b7defa9b89c2107270a04cf5a817ad6f1

Resubmissions

17-05-2024 14:03

240517-rc1zfsbc57 10

17-05-2024 14:03

240517-rcqtgsba71 10

17-05-2024 08:57

240517-kwt7paag82 10

Analysis

max time kernel
156s
max time network
163s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
17-05-2024 08:57

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General

Target

2024-05-17_55b72bea66ca2fb439d73b0be8a5e053_wannacry.exe
Size

3.6MB
MD5

55b72bea66ca2fb439d73b0be8a5e053
SHA1

df444deae68cc250bf60df69e13352af014abe22
SHA256

a7704c41e002390f36619d21cdecbc3b7defa9b89c2107270a04cf5a817ad6f1
SHA512

cbf5632f2af69fe95fe67ba3e632863bc470f8d5b820a7972054e0bd89cf6fc250f1a6d93e805cc40c229ab6ffda027f46d9fd6bace975cb1c0e0a12a1ab9722
SSDEEP

49152:VnjQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SA0O26:Z8qPoBhz1aRxcSUDk36SA0O26

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3114) 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

3824 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:

2024-05-17_55b72bea66ca2fb439d73b0be8a5e053_wannacry.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 2024-05-17_55b72bea66ca2fb439d73b0be8a5e053_wannacry.exe

pid	process
3824	tasksche.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	2024-05-17_55b72bea66ca2fb439d73b0be8a5e053_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-05-17_55b72bea66ca2fb439d73b0be8a5e053_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-17_55b72bea66ca2fb439d73b0be8a5e053_wannacry.exe"
1⤵
- Drops file in Windows directory
PID:4000

C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
2⤵
- Executes dropped EXE
PID:3824

C:\Users\Admin\AppData\Local\Temp\2024-05-17_55b72bea66ca2fb439d73b0be8a5e053_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-05-17_55b72bea66ca2fb439d73b0be8a5e053_wannacry.exe -m security
1⤵
PID:3724

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 --mojo-platform-channel-handle=4072 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
1⤵
PID:2168

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Windows\tasksche.exe
Filesize
3.4MB

MD5
3a5c335d035981a74fe2898dd2a7d333

SHA1
67fef51914e994fd8c6a53700d80e183b3c2f245

SHA256
ff1a311baafb2aa211d4417ed30ed86576da5c45cdf09d5afce2043b6d680e53

SHA512
69c3cfec2ed70b203446f59cddd22f1fddc340d87353feeb17f08cd938e4a645cbf5516563bd382899fecafbb97fa9af504960c7657ce86b5a8f28b4c2b2b211

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