wannacry | 25d74725e84fb3dbf926ca541b085a66d40467fc8e6c9b15cebb225a3e190942

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
27-09-2024 11:02

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-09-27_0e0815e51fc07dca36d2d4f79f067f88_wannacry.exe
Size

3.6MB
MD5

0e0815e51fc07dca36d2d4f79f067f88
SHA1

8001c4ecc10d4dc0316c52d43524e48c56db33ba
SHA256

25d74725e84fb3dbf926ca541b085a66d40467fc8e6c9b15cebb225a3e190942
SHA512

bba7af9f6033745d877c9c3a2c3c9dfb6f03631a060dd6c5647d3f38fa2d66f87c0999e2c517617006976fa12fd64bfc0a247372ed77e1ffdfb24af3d7afc2ca
SSDEEP

98304:XDqPoBhz1aRxcSUDk36SAEdhNh8R3enz5yMy5KUfVRX/YXJ/Ho0IUGL0uL:XDqPe1Cxcxk3ZAEP8R3A5y35jNRvYXJo

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3229) 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
2436	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	2024-09-27_0e0815e51fc07dca36d2d4f79f067f88_wannacry.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-27_0e0815e51fc07dca36d2d4f79f067f88_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-27_0e0815e51fc07dca36d2d4f79f067f88_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-09-27_0e0815e51fc07dca36d2d4f79f067f88_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-09-27_0e0815e51fc07dca36d2d4f79f067f88_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-09-27_0e0815e51fc07dca36d2d4f79f067f88_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-09-27_0e0815e51fc07dca36d2d4f79f067f88_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-09-27_0e0815e51fc07dca36d2d4f79f067f88_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-09-27_0e0815e51fc07dca36d2d4f79f067f88_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-27_0e0815e51fc07dca36d2d4f79f067f88_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:5060
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2436

C:\Users\Admin\AppData\Local\Temp\2024-09-27_0e0815e51fc07dca36d2d4f79f067f88_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-09-27_0e0815e51fc07dca36d2d4f79f067f88_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:5012

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=4308,i,8548254608087149642,10333768245962368401,262144 --variations-seed-version --mojo-platform-channel-handle=4172 /prefetch:8
1⤵
PID:3292

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
3f5b60fbaee0bdca3713ba2c29ec3b14

SHA1
f5d174c656cc9e3016ae36d39ab081efd1121220

SHA256
949cc81b761e8406070b8471c2801840cb0251e30413126ba85fa8f92167532a

SHA512
7dd42b2d1d9201d2dad3eda428fef1ad363e1ad9c109aa4030d6eb1873e9755e045797aaa7bed4335c32af2d062089da5996cdfbdc433718b780f26b491ca0f1

Download Submit