wannacry | 5e1d447755da017d7658d05fa4a204821a62151dd1dfd18bdbc47849a9bc1d56

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 15:42

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General

Target

2024-12-22_860e1f44c66cc8fbaaf28fa9abe5095f_wannacry.exe
Size

3.6MB
MD5

860e1f44c66cc8fbaaf28fa9abe5095f
SHA1

955ebc13625f27f4c2d209f8a8a1a8ca1ae71c17
SHA256

5e1d447755da017d7658d05fa4a204821a62151dd1dfd18bdbc47849a9bc1d56
SHA512

13d699ac73508d9ab52e39f88c273205c0686e87bf1a7769bc88cdf44c4813ac4c95ac278b97219cf2098e459f845c85739ce435947842cd08a0e30d4f44727c
SSDEEP

24576:VbLgdeQhfdmMSirYbcMNgef0QeQjG/D8kIqRYoAdNLKz6626Wo/Gs:VnjQqMSPbcBVQej/1INRAW+Gs

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 (3324) 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
940	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

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-12-22_860e1f44c66cc8fbaaf28fa9abe5095f_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_860e1f44c66cc8fbaaf28fa9abe5095f_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-22_860e1f44c66cc8fbaaf28fa9abe5095f_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-22_860e1f44c66cc8fbaaf28fa9abe5095f_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-22_860e1f44c66cc8fbaaf28fa9abe5095f_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3248
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:940

C:\Users\Admin\AppData\Local\Temp\2024-12-22_860e1f44c66cc8fbaaf28fa9abe5095f_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-12-22_860e1f44c66cc8fbaaf28fa9abe5095f_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:2340

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
fab4b9c83e6cec59aacc65a149ee6528

SHA1
9854923a1d121037ada38031337b0f6576a7b2b0

SHA256
6bb133db6ad270a180724bb1a726d1004cff6cf19fb2c33cb0cb6dc727bd18e1

SHA512
a14f605f1c01a4fac911b2cea74c7faaef7061bb4c34313153a569257b01f667828546bbbbcc4f7ad079375140caac418d58314102d802441bec8f6d87cd14c2

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