wannacry | 6d671e0b6ac29a10c47fb356ea0a9e1a84fccbce1b57fa8305bd80d8e480acb9

Analysis

max time kernel
150s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 05:04

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General

Target

eaa30e4e1bbcc00d9041929082440579_JaffaCakes118.exe
Size

3.6MB
MD5

eaa30e4e1bbcc00d9041929082440579
SHA1

fad0f71c7260bd1f5de6d9a4132eafc51843bcdd
SHA256

6d671e0b6ac29a10c47fb356ea0a9e1a84fccbce1b57fa8305bd80d8e480acb9
SHA512

61cf80f81d3469482e786b35b30d54169651e46e74df34e022691134673f271a7f2737df7851670227d011b2bed1890d91c950d7a10cd12198f56d2fc69b5d8c
SSDEEP

98304:yDqPoO1aRxcSUDk36SAEdhvxWa9Pu29AVp2HI:yDqPj1Cxcxk3ZAEUaduUc4HI

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3378) 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
2648	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	eaa30e4e1bbcc00d9041929082440579_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	eaa30e4e1bbcc00d9041929082440579_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eaa30e4e1bbcc00d9041929082440579_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\IntranetName = "1"	eaa30e4e1bbcc00d9041929082440579_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	eaa30e4e1bbcc00d9041929082440579_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	eaa30e4e1bbcc00d9041929082440579_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	eaa30e4e1bbcc00d9041929082440579_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	eaa30e4e1bbcc00d9041929082440579_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\eaa30e4e1bbcc00d9041929082440579_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eaa30e4e1bbcc00d9041929082440579_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2952
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2648

C:\Users\Admin\AppData\Local\Temp\eaa30e4e1bbcc00d9041929082440579_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\eaa30e4e1bbcc00d9041929082440579_JaffaCakes118.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:5012

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
297d192b5655ba34a89c0b7e410cae4e

SHA1
97c57e8f6bae9bd2abf64a72cc1997813f0420f4

SHA256
ef7018634769cbb69f580e0951fb2d383a74f3419c3abed791279df0ee1d70e9

SHA512
efd7bc3fe2814ae370e398a18956e1580fc9659cf23566fda57b0fa1d4b1f1d59d1769015d1d5f7cf5fe6e0080bca363d61f606fc49b50e6436654479b7c0952

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