wannacry | 76a4b65c152383aab2c6143c75f3028cb845dd8430368650b9f0ad424a7d6bfa

Analysis

max time kernel
150s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
09/07/2024, 11:55

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

76a4b65c152383aab2c6143c75f3028cb845dd8430368650b9f0ad424a7d6bfa.exe
Size

5.0MB
MD5

458e646ee79bbc56e8a8859478488194
SHA1

25e26d981d34036d766d35faa693ad22a440e453
SHA256

76a4b65c152383aab2c6143c75f3028cb845dd8430368650b9f0ad424a7d6bfa
SHA512

6a4def9bc5408d9261e8a7fd249f721cd8d894c3b87cc21ae6505b3c2102949980124b6f632270cc91d29761de72d0b4d3514eec03ae10f135f5c42a8aed89fd
SSDEEP

98304:XDqPoBhf1aRxcSUDk36SAEdhvxWa9P59myAVp2H:XDqPS1Cxcxk3ZAEUadCyc4H

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3285) 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

pid	Process
4456	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

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	76a4b65c152383aab2c6143c75f3028cb845dd8430368650b9f0ad424a7d6bfa.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	76a4b65c152383aab2c6143c75f3028cb845dd8430368650b9f0ad424a7d6bfa.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	76a4b65c152383aab2c6143c75f3028cb845dd8430368650b9f0ad424a7d6bfa.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	76a4b65c152383aab2c6143c75f3028cb845dd8430368650b9f0ad424a7d6bfa.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	76a4b65c152383aab2c6143c75f3028cb845dd8430368650b9f0ad424a7d6bfa.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	76a4b65c152383aab2c6143c75f3028cb845dd8430368650b9f0ad424a7d6bfa.exe

C:\Users\Admin\AppData\Local\Temp\76a4b65c152383aab2c6143c75f3028cb845dd8430368650b9f0ad424a7d6bfa.exe
"C:\Users\Admin\AppData\Local\Temp\76a4b65c152383aab2c6143c75f3028cb845dd8430368650b9f0ad424a7d6bfa.exe"
1⤵
- Drops file in Windows directory
PID:3492
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:4456

C:\Users\Admin\AppData\Local\Temp\76a4b65c152383aab2c6143c75f3028cb845dd8430368650b9f0ad424a7d6bfa.exe
C:\Users\Admin\AppData\Local\Temp\76a4b65c152383aab2c6143c75f3028cb845dd8430368650b9f0ad424a7d6bfa.exe -m security
1⤵
- Modifies data under HKEY_USERS
PID:5008

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 --field-trial-handle=3380,i,7545522914305657361,9950105517201397946,262144 --variations-seed-version --mojo-platform-channel-handle=4260 /prefetch:8
1⤵
PID:5080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
0ed6992d75d982d9cfb6c8bbf7958b26

SHA1
7374b2519b50e91598cfb1ea604afbbcc2a92440

SHA256
9031a587e0ea4204914f3102fa2700275a657ace64924b49d0d4c27b4c7f4a5b

SHA512
29442b5ab43abe3ad587f62bbdfded931ed73fd6b90249db4720209cd5295dabe524a2159e006ea8f5d16f30661afe97b20b2fe1bc20306a6f27fc3ea8bcecc9

Download Submit