wannacry | 8abe1f759d1a638ef942f3e9f13d3f8e9e510b7fc85577bf14744bb9b7cf6a7e

Analysis

max time kernel
120s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-01-2025 17:42

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General

Target

8abe1f759d1a638ef942f3e9f13d3f8e9e510b7fc85577bf14744bb9b7cf6a7e.exe
Size

3.6MB
MD5

35ed1f40991411ba4813bbe5e7ce9e5e
SHA1

5e9bb5d2c76af1a1770c8f9c92b9b183c8318278
SHA256

8abe1f759d1a638ef942f3e9f13d3f8e9e510b7fc85577bf14744bb9b7cf6a7e
SHA512

2f60ff97a76ba1fb45bec3333deed7e3244697dbe75c9ddca4f6e6702f63cc8d16e5f9901bf0dd3fb7ece554dcf0632109a6e726a9d858c9b3d4be4007dc2f35
SSDEEP

49152:2nAQqMSPbcBVQej1NRx+TSqTdX1HkQo6SAARdhnvxJM0H9PAMEcaEau3l:yDqPoBhzRxcSUDk36SAEdhvxWa9P593l

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Wannacry family
wannacry
Contacts a large (2501) 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
3200	tasksche.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	8abe1f759d1a638ef942f3e9f13d3f8e9e510b7fc85577bf14744bb9b7cf6a7e.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	8abe1f759d1a638ef942f3e9f13d3f8e9e510b7fc85577bf14744bb9b7cf6a7e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8abe1f759d1a638ef942f3e9f13d3f8e9e510b7fc85577bf14744bb9b7cf6a7e.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	8abe1f759d1a638ef942f3e9f13d3f8e9e510b7fc85577bf14744bb9b7cf6a7e.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	8abe1f759d1a638ef942f3e9f13d3f8e9e510b7fc85577bf14744bb9b7cf6a7e.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	8abe1f759d1a638ef942f3e9f13d3f8e9e510b7fc85577bf14744bb9b7cf6a7e.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	8abe1f759d1a638ef942f3e9f13d3f8e9e510b7fc85577bf14744bb9b7cf6a7e.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	8abe1f759d1a638ef942f3e9f13d3f8e9e510b7fc85577bf14744bb9b7cf6a7e.exe

C:\Users\Admin\AppData\Local\Temp\8abe1f759d1a638ef942f3e9f13d3f8e9e510b7fc85577bf14744bb9b7cf6a7e.exe
"C:\Users\Admin\AppData\Local\Temp\8abe1f759d1a638ef942f3e9f13d3f8e9e510b7fc85577bf14744bb9b7cf6a7e.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2916
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:3200

C:\Users\Admin\AppData\Local\Temp\8abe1f759d1a638ef942f3e9f13d3f8e9e510b7fc85577bf14744bb9b7cf6a7e.exe
C:\Users\Admin\AppData\Local\Temp\8abe1f759d1a638ef942f3e9f13d3f8e9e510b7fc85577bf14744bb9b7cf6a7e.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:4116

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

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
0a6d5e67f66d8b1d3ed46dd832beac0d

SHA1
7bf069dd5acb3149306f23af9b0d14947e31bfed

SHA256
3a1a8f02038b1c9f8832bd71c09e7c1753a981bd2ca8dd3fbfffb09762bc3594

SHA512
ef99a42d3280228d62975a0b965dd4bb4a1fd531d980a7be989f1b2e61334195957ca9cca73b55a162df0c6c277d1775fd6fa85ffb53e8d218a46e4c9e6a7fd0

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