wannacry | aa768910c5e6b0bc361a02060febb85d83a39926a033b261e840626c35e3fd4f

Analysis

max time kernel
150s
max time network
154s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-10-2024 12:26

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-10-03_56018ef90c822694c97338f9b78718c5_wannacry.exe
Size

3.6MB
MD5

56018ef90c822694c97338f9b78718c5
SHA1

e80af1b85ff5c310585d524bd0e17fa180eb62d9
SHA256

aa768910c5e6b0bc361a02060febb85d83a39926a033b261e840626c35e3fd4f
SHA512

ce750f060556667edc2d3f5b9da8d887d22da7c1562e077ce3a705ca2a270f39feab63e970acbbe0ef4264447552fd993c021a04da116f6749a406b1fabfd21b
SSDEEP

49152:fnjQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnv:v8qPoBhz1aRxcSUDk36SAEdhv

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3293) 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
2336	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 System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-10-03_56018ef90c822694c97338f9b78718c5_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-03_56018ef90c822694c97338f9b78718c5_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	2024-10-03_56018ef90c822694c97338f9b78718c5_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-03_56018ef90c822694c97338f9b78718c5_wannacry.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-03_56018ef90c822694c97338f9b78718c5_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-03_56018ef90c822694c97338f9b78718c5_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-03_56018ef90c822694c97338f9b78718c5_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2488
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2336

C:\Users\Admin\AppData\Local\Temp\2024-10-03_56018ef90c822694c97338f9b78718c5_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-03_56018ef90c822694c97338f9b78718c5_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2064

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
ba8922fceaeed80297c3c391c8844b70

SHA1
2ef2a451fbcd42a938ae3d7bfad93dbc8ebe144f

SHA256
e3825cad783a302902576ca4cfae9fdfc8640a012876402c89e7dd22475cda91

SHA512
faee2d00623ab8a0db455a4b26074faed6da189220630f5260c331ed3d7f633f4cb253efaae25101c64ca836bea92b2de9e8c18614da483d4614b2e176d159bb

Download Submit
memory/2064-1-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2064-7-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2488-0-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2488-6-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download