wannacry | a783a9413faa1f511f93d5449260cf036b31ba65c4a07a710ecea349dc4da754

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
29-06-2024 09:34

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General

Target

2024-06-29_8ac52b3c64ce498847e96dc7905ed113_wannacry.exe
Size

3.6MB
MD5

8ac52b3c64ce498847e96dc7905ed113
SHA1

2ad6d2351d61768e9521b5743e757b1ccc8b0fca
SHA256

a783a9413faa1f511f93d5449260cf036b31ba65c4a07a710ecea349dc4da754
SHA512

cdcf06e6d4b133005dc08c1ff2dadcec49e82fd835bdec4a5faa76e5a6df93f997295b5110fc2ad2ab1eaab2697522b6e8e6799554bce04c06a887a6123ced41
SSDEEP

98304:G8qPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2HruG:G8qPe1Cxcxk3ZAEUadzR8yc4HF

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3209) 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
2148	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	2024-06-29_8ac52b3c64ce498847e96dc7905ed113_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-06-29_8ac52b3c64ce498847e96dc7905ed113_wannacry.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-06-29_8ac52b3c64ce498847e96dc7905ed113_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-06-29_8ac52b3c64ce498847e96dc7905ed113_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-29_8ac52b3c64ce498847e96dc7905ed113_wannacry.exe"
1⤵
- Drops file in Windows directory
PID:2288
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2148

C:\Users\Admin\AppData\Local\Temp\2024-06-29_8ac52b3c64ce498847e96dc7905ed113_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-06-29_8ac52b3c64ce498847e96dc7905ed113_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:2132

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
7f7ccaa16fb15eb1c7399d422f8363e8

SHA1
bd44d0ab543bf814d93b719c24e90d8dd7111234

SHA256
2584e1521065e45ec3c17767c065429038fc6291c091097ea8b22c8a502c41dd

SHA512
83e334b80de08903cfa9891a3fa349c1ece7e19f8e62b74a017512fa9a7989a0fd31929bf1fc13847bee04f2da3dacf6bc3f5ee58f0e4b9d495f4b9af12ed2b7

Download Submit
memory/2132-2-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2132-7-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2288-0-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2288-6-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download