wannacry | c714413463d40061b3f07ec6cdfde55eac91fc91ae96bc38ac8adabe74ce1a15

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29-09-2024 18:02

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General

Target

ff14280269718d80db5523a530f51e18_JaffaCakes118.exe
Size

3.6MB
MD5

ff14280269718d80db5523a530f51e18
SHA1

c754c2bf56377aaa38ff48b3bcbde724a889ec1d
SHA256

c714413463d40061b3f07ec6cdfde55eac91fc91ae96bc38ac8adabe74ce1a15
SHA512

5b7b6bfc97c5afdde26a1f296101de39a0f2148f6ec95ae461b40e1ff2082d420d4db076705e306f7aa5755a3f8c53ea8ef6e222905dbf9495a719279ad7d795
SSDEEP

49152:2nAQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAA:yDqPoBhz1aRxcSUDk36SA

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3322) 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
224	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	ff14280269718d80db5523a530f51e18_JaffaCakes118.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	ff14280269718d80db5523a530f51e18_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ff14280269718d80db5523a530f51e18_JaffaCakes118.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"	ff14280269718d80db5523a530f51e18_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	ff14280269718d80db5523a530f51e18_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	ff14280269718d80db5523a530f51e18_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	ff14280269718d80db5523a530f51e18_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	ff14280269718d80db5523a530f51e18_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\ff14280269718d80db5523a530f51e18_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ff14280269718d80db5523a530f51e18_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4092
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:224

C:\Users\Admin\AppData\Local\Temp\ff14280269718d80db5523a530f51e18_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\ff14280269718d80db5523a530f51e18_JaffaCakes118.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:3568

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

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
d2f0b6161a8ea4426e9b1417755f8814

SHA1
253e827844bfc4cbfd501f569c1c04032510de3f

SHA256
0c3f101539f6b77e3300e4416933426266ec15d0590995bbe897a8e04ab18e75

SHA512
e42445a87e099d52e2209d852a184756e379d24a0180d1d0abef58d5c9ce9ef445fc58cbc400128a3c34f4f8f283d1e2bbf1e17b5fbef2464bc7e164e000a950

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