wannacry | 0a1f65d6e2661ed3eaa9cc6fc8b4b447b5d9b0fe4ad0de653d3aca1c76a02954

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/12/2024, 12:55

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General

Target

2024-12-22_d2105e8f213d6f88c70e644c1d45ea50_wannacry.exe
Size

5.0MB
MD5

d2105e8f213d6f88c70e644c1d45ea50
SHA1

4d6f955d7d56c38acaacacd9ac043edda7a1bc49
SHA256

0a1f65d6e2661ed3eaa9cc6fc8b4b447b5d9b0fe4ad0de653d3aca1c76a02954
SHA512

7706235510713b9c4b274021b1ee1a7b413e2e0c071312bea017d647796b8bba317b9bf36f0dfcf53314f7b5f20148fac9cdee160a1feb8aa5551d9bed6a21b1
SSDEEP

6144:UE9l9yNqIYVTH5DgSg8ajldktM0XXrs2QhMV9qbBLIwYQu:UwbLgPluxQhMbaIMu

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 (3246) 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
2340	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	2024-12-22_d2105e8f213d6f88c70e644c1d45ea50_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-12-22_d2105e8f213d6f88c70e644c1d45ea50_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	2024-12-22_d2105e8f213d6f88c70e644c1d45ea50_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-22_d2105e8f213d6f88c70e644c1d45ea50_wannacry.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-12-22_d2105e8f213d6f88c70e644c1d45ea50_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-22_d2105e8f213d6f88c70e644c1d45ea50_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-22_d2105e8f213d6f88c70e644c1d45ea50_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1796
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2340

C:\Users\Admin\AppData\Local\Temp\2024-12-22_d2105e8f213d6f88c70e644c1d45ea50_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-12-22_d2105e8f213d6f88c70e644c1d45ea50_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2460

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
292b1d66631a2c9b645e34b543fb96dc

SHA1
67b84de83315d1a6f13be56d4df343dba7a853ef

SHA256
d328fc75412064dce236b5cc9af14d429e1528c0dfcb37ccd33319d346593a4a

SHA512
fe658f2403c558943f6a429ddd147c01b0a4a6c84810bf0239f82ab86b97a4c7257c7a2501d8927e50c06133c42a257510877ce0ec2db6a8671344a66f9b09eb

Download Submit
memory/1796-0-0x0000000000400000-0x0000000000A6B000-memory.dmp

Filesize
6.4MB

Download
memory/1796-6-0x0000000000400000-0x0000000000A6B000-memory.dmp

Filesize
6.4MB

Download
memory/2460-1-0x0000000000400000-0x0000000000A6B000-memory.dmp

Filesize
6.4MB

Download
memory/2460-7-0x0000000000400000-0x0000000000A6B000-memory.dmp

Filesize
6.4MB

Download