wannacry | d4a878e6985f7089ae2cff6d661c2188f56bd8673f95b883ca8a94a6b8f9a52f

Analysis

max time kernel
150s
max time network
151s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-10-2024 01:07

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-10-11_4f7dd28f36207288390ce86a410c63b9_wannacry.exe
Size

3.6MB
MD5

4f7dd28f36207288390ce86a410c63b9
SHA1

4d9fb806402d2485889526086ed561ffe26754f2
SHA256

d4a878e6985f7089ae2cff6d661c2188f56bd8673f95b883ca8a94a6b8f9a52f
SHA512

47f7bfff30567c38e2d5271daf6565041728e0ca84d8b0db935244c01493d0e975b0b2a58d337890ceebd4c76538f836a17453589cdaf3ee9fc2c142f6399837
SSDEEP

24576:VbLgdeQhfdm3IVUacMNge41pNZtA0p+9XEkI:VnjQq3KUacBv1plAHI

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3175) 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
1060	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	2024-10-11_4f7dd28f36207288390ce86a410c63b9_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-11_4f7dd28f36207288390ce86a410c63b9_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	2024-10-11_4f7dd28f36207288390ce86a410c63b9_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-11_4f7dd28f36207288390ce86a410c63b9_wannacry.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-11_4f7dd28f36207288390ce86a410c63b9_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-11_4f7dd28f36207288390ce86a410c63b9_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-11_4f7dd28f36207288390ce86a410c63b9_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2364
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:1060

C:\Users\Admin\AppData\Local\Temp\2024-10-11_4f7dd28f36207288390ce86a410c63b9_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-11_4f7dd28f36207288390ce86a410c63b9_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:1916

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
472957a8f7e2c8e86f581f0a8ad7d383

SHA1
470c189d93ff43fe36d462c0034fdbe4c30955dc

SHA256
0042faf44b11013009376ad238749d29e1579e46e944077c80d2096590c48ffc

SHA512
de266d298d8373fc87ab6b555e3fb55a85e536e884ff1ddc2a8f6f285df8a1a560e3397e28fc62d9d0d90391c27f3b722ab564426247a7331e568c88b5fe2aa6

Download Submit