wannacry | 989c507f699f7b059b3ee5276218e1e417446ddabd0d910f14579f3925526325

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
05-05-2024 00:03

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General

Target

15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exe
Size

3.6MB
MD5

15142231b8ba60f6fc54fda073dc2a04
SHA1

5ce468544002791ef66475e9107cef79db4f483a
SHA256

989c507f699f7b059b3ee5276218e1e417446ddabd0d910f14579f3925526325
SHA512

d4960211b98bca2a64934ba919089db4cc12f29e25db17fc9ac4351108e77e543d25c6a3fa3a651283d65302a816d72498a9d1710795010289dfa1ff0f493154
SSDEEP

49152:VnjQqMSPbcBVQej/1INgwuqzgX8knK4JKARyPHRieTGJzNOEDaExEon:Z8qPoBhz1a8

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3377) 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

4924 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 Windows directory 1 IoCs

Processes:

15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exe

pid	process
4924	tasksche.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
PID:2956

C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
2⤵
- Executes dropped EXE
PID:4924

C:\Users\Admin\AppData\Local\Temp\15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exe -m security
1⤵
PID:2972

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

Replay Monitor

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Downloads

C:\Windows\tasksche.exe
Filesize
3.4MB

MD5
f4576155d2fdca170d762aa59512f8f2

SHA1
27088bb5b921259cee85666b0816d8ccb5585eb2

SHA256
0701eaed90a071e7bbff88e2cf0c52317b763ea769afd40b78ac353b5c47b2fd

SHA512
b541313f5d4811e97523f26f0089101b88eb4710e466616bafff6845ed0c342b7043bb6703411f4e917fbc7e9b3483b7c964c3fad2dffbbf0e4ebaac654f9aa2

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