wannacry | 2dddc51a550189707aac9f5acc60fd64d5154197195432a134c38de4d968a760

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
24-01-2025 19:09

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General

Target

2025-01-24_decdd87c07eb32e19ad2efbf487fbec0_wannacry.exe
Size

5.0MB
MD5

decdd87c07eb32e19ad2efbf487fbec0
SHA1

9db039ede4b3c62c8ecc9cd208d8d014ade44fe9
SHA256

2dddc51a550189707aac9f5acc60fd64d5154197195432a134c38de4d968a760
SHA512

80e062652467aaf07c6922b519c93a5b7541995b0567a65628bd0f831c1fe068ca946d3271eb17ad92bc70975a247ec3af76cf0c231e587f33367d24fa3b6ba9
SSDEEP

12288:GvbLgPlu+QhMbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7zw+K+DHe:2bLgddQhfdmMSirYbcMNgef0Qe

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 (3356) 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
3128	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	2025-01-24_decdd87c07eb32e19ad2efbf487fbec0_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	2025-01-24_decdd87c07eb32e19ad2efbf487fbec0_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-24_decdd87c07eb32e19ad2efbf487fbec0_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2025-01-24_decdd87c07eb32e19ad2efbf487fbec0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2025-01-24_decdd87c07eb32e19ad2efbf487fbec0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2025-01-24_decdd87c07eb32e19ad2efbf487fbec0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-01-24_decdd87c07eb32e19ad2efbf487fbec0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2025-01-24_decdd87c07eb32e19ad2efbf487fbec0_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-24_decdd87c07eb32e19ad2efbf487fbec0_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-24_decdd87c07eb32e19ad2efbf487fbec0_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2036
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:3128

C:\Users\Admin\AppData\Local\Temp\2025-01-24_decdd87c07eb32e19ad2efbf487fbec0_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-24_decdd87c07eb32e19ad2efbf487fbec0_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2412

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
bf6217b18d8d35930d9ec3e5152292af

SHA1
3c2e4bb8433eb8ed57183dcf1ec13f59cac5ca35

SHA256
bac8b9807cff17fab7fc9e7fe0801fbeea79a4cdee9fa4692b5bccca6cec45fc

SHA512
2740c1139761d594e3fb4ad893d4dee946282590e301acf4fba8f8d0cfe7f30e8ed2d8fddb35f8bf6c8f4fe818c5fef2fb5062bd96003caa67b37e875fdc5808

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