wannacry | adc924dbf5e09a5dac1e2665c6f18ce2ecc1a102fe66f6797b07c93e625cbeda

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25-09-2024 09:54

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General

Target

adc924dbf5e09a5dac1e2665c6f18ce2ecc1a102fe66f6797b07c93e625cbeda.exe
Size

5.0MB
MD5

5de0d1d5732356b3389c88d2b6f7f355
SHA1

14dd707a7823247319d638bfacef5a0f5ebfe2db
SHA256

adc924dbf5e09a5dac1e2665c6f18ce2ecc1a102fe66f6797b07c93e625cbeda
SHA512

5266a1ee329509c4ec5bb4cb65d6faf0b81e934e589cc89d6ed7579340cbe0b4e63a3284c5f46a21f21e3c2a65d1a3bfd902e91aa5f7ed5c2e1cc2175a714207
SSDEEP

98304:yDqPoBhz1aRxcSUDk36SAEdhvxWa9ib2H:yDqPe1Cxcxk3ZAEUa4iH

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3234) 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
4540	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	adc924dbf5e09a5dac1e2665c6f18ce2ecc1a102fe66f6797b07c93e625cbeda.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	adc924dbf5e09a5dac1e2665c6f18ce2ecc1a102fe66f6797b07c93e625cbeda.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	adc924dbf5e09a5dac1e2665c6f18ce2ecc1a102fe66f6797b07c93e625cbeda.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	adc924dbf5e09a5dac1e2665c6f18ce2ecc1a102fe66f6797b07c93e625cbeda.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	adc924dbf5e09a5dac1e2665c6f18ce2ecc1a102fe66f6797b07c93e625cbeda.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	adc924dbf5e09a5dac1e2665c6f18ce2ecc1a102fe66f6797b07c93e625cbeda.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	adc924dbf5e09a5dac1e2665c6f18ce2ecc1a102fe66f6797b07c93e625cbeda.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	adc924dbf5e09a5dac1e2665c6f18ce2ecc1a102fe66f6797b07c93e625cbeda.exe

C:\Users\Admin\AppData\Local\Temp\adc924dbf5e09a5dac1e2665c6f18ce2ecc1a102fe66f6797b07c93e625cbeda.exe
"C:\Users\Admin\AppData\Local\Temp\adc924dbf5e09a5dac1e2665c6f18ce2ecc1a102fe66f6797b07c93e625cbeda.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2976
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:4540

C:\Users\Admin\AppData\Local\Temp\adc924dbf5e09a5dac1e2665c6f18ce2ecc1a102fe66f6797b07c93e625cbeda.exe
C:\Users\Admin\AppData\Local\Temp\adc924dbf5e09a5dac1e2665c6f18ce2ecc1a102fe66f6797b07c93e625cbeda.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:212

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

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
19a64bc7631a3216a76788df654e3e3e

SHA1
f08baed45c8d289876996748c8151814adf36511

SHA256
f36099fd10f24dad6b7b15f1a32b50b2a3544e9092ea85594c946ae16f0b00c4

SHA512
3a8e6afc0ee660fb1f26d89dcd70ea3e1e5b121e3d0fb9b5a3943673ad8811dee51acb1c9b69e966931c07faa679eec2a764db3ceeeae4903ae0595a46d335aa

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