wannacry | e6e401d8c6442da231e45d53a5553c799c59b89eb04476f0fd4040a08282a30f

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 09:58

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General

Target

2024-11-08_3c7f59313c8f5df3e7f1eddb2d996b3b_wannacry.exe
Size

3.6MB
MD5

3c7f59313c8f5df3e7f1eddb2d996b3b
SHA1

718448e2c2f8339972f51bc8a581e85d8ba6abbe
SHA256

e6e401d8c6442da231e45d53a5553c799c59b89eb04476f0fd4040a08282a30f
SHA512

d126e25e753abe9729672188deb2b10eca31ad6f6a9d7a9aa0f63dd38a26c3c7f105bebc40a5ce5a7b03f7a1989e51c66fc60927de91eb8b8fba01e1c20b9335
SSDEEP

49152:ZnjQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnvxJM0H9PAMEc:t8qPoBhz1aRxcSUDk36SAEdhvxWa9P5

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 (3332) 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

Processes:

tasksche.exe

pid process

2212 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

pid	process
2212	tasksche.exe

Drops file in System32 directory 1 IoCs

Processes:

2024-11-08_3c7f59313c8f5df3e7f1eddb2d996b3b_wannacry.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-11-08_3c7f59313c8f5df3e7f1eddb2d996b3b_wannacry.exe

Drops file in Windows directory 1 IoCs

Processes:

2024-11-08_3c7f59313c8f5df3e7f1eddb2d996b3b_wannacry.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 2024-11-08_3c7f59313c8f5df3e7f1eddb2d996b3b_wannacry.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	2024-11-08_3c7f59313c8f5df3e7f1eddb2d996b3b_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

Processes:

2024-11-08_3c7f59313c8f5df3e7f1eddb2d996b3b_wannacry.exe2024-11-08_3c7f59313c8f5df3e7f1eddb2d996b3b_wannacry.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-08_3c7f59313c8f5df3e7f1eddb2d996b3b_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-08_3c7f59313c8f5df3e7f1eddb2d996b3b_wannacry.exe

Modifies data under HKEY_USERS 1 IoCs

Processes:

2024-11-08_3c7f59313c8f5df3e7f1eddb2d996b3b_wannacry.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-11-08_3c7f59313c8f5df3e7f1eddb2d996b3b_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-11-08_3c7f59313c8f5df3e7f1eddb2d996b3b_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-08_3c7f59313c8f5df3e7f1eddb2d996b3b_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1520
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2212

C:\Users\Admin\AppData\Local\Temp\2024-11-08_3c7f59313c8f5df3e7f1eddb2d996b3b_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-11-08_3c7f59313c8f5df3e7f1eddb2d996b3b_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2512

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
2342897746b4e6dda5f698030b2f34e1

SHA1
b2fcf6bb7f93fa83d4cb76867fe658d4638b1fa7

SHA256
c82e38424ad0768b52d4a8105ee783cb13decada52e5b3dfe0509818739ce588

SHA512
b70e18d00fee0311f762d8bcaa4ca0c99110d5b7d1930981404ce9b3c18553115e343510b9508ae6cf8b7ad1c6db120a9eea4513783746a204e568b7e5f66043

Download Submit
memory/1520-0-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/1520-6-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2512-1-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2512-7-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download