wannacry | 700cb9151e5a2df2c598e6cb623055367b7d9b33b96848537c880ab677f7bc88

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-10-2024 11:04

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General

Target

2024-10-07_6cf94a08188380a2a33935cbd9c8674d_wannacry.exe
Size

5.0MB
MD5

6cf94a08188380a2a33935cbd9c8674d
SHA1

a63170c5c000dbe9d1a81b2096c173d81c561f58
SHA256

700cb9151e5a2df2c598e6cb623055367b7d9b33b96848537c880ab677f7bc88
SHA512

4859624df20b54796d0e074f001ede23193a4451edf68db4ac0e9662bec78f7241dcaf956f5581b84de0a4a50fc664121026e226844e2b39a1c2f11af6acafac
SSDEEP

98304:XDqPoBhz1aRxcSUDk36SAEdhvxWa9P59:XDqPe1Cxcxk3ZAEUad

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3114) 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
4324	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	2024-10-07_6cf94a08188380a2a33935cbd9c8674d_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	2024-10-07_6cf94a08188380a2a33935cbd9c8674d_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-07_6cf94a08188380a2a33935cbd9c8674d_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-07_6cf94a08188380a2a33935cbd9c8674d_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-10-07_6cf94a08188380a2a33935cbd9c8674d_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-10-07_6cf94a08188380a2a33935cbd9c8674d_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-10-07_6cf94a08188380a2a33935cbd9c8674d_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-10-07_6cf94a08188380a2a33935cbd9c8674d_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-07_6cf94a08188380a2a33935cbd9c8674d_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-07_6cf94a08188380a2a33935cbd9c8674d_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2312
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:4324

C:\Users\Admin\AppData\Local\Temp\2024-10-07_6cf94a08188380a2a33935cbd9c8674d_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-07_6cf94a08188380a2a33935cbd9c8674d_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:4172

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
6068840e1078c191d67353b1dcd683a0

SHA1
d10cef84ae7c16ca39e91ea0d1c075908bbc9760

SHA256
d93df10dbfeaba2709899dd807f409e1730db08dab03d5ed9419ff3b77fa0280

SHA512
0d48d6cd276b4d9cbf330a61bcaf6a06a6377dc60619ad236eb30d3e8da29dd7072b2e77acb4ab10b4f2819e89a4f5c8300c3eb3f63f870572ee0a373a45aef7

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