wannacry | 80e26606a4bcb88387e0bd37f7efc2d39ce43556cc37c49c3df2a29831159017

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
06-02-2025 09:46

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General

Target

2025-02-06_0cedf00cdbb127546d04d8eea1bd59e5_wannacry.exe
Size

3.6MB
MD5

0cedf00cdbb127546d04d8eea1bd59e5
SHA1

2c8fbfdac37405573d102cf301c06ae1e9b48bb1
SHA256

80e26606a4bcb88387e0bd37f7efc2d39ce43556cc37c49c3df2a29831159017
SHA512

d1d0f912b3776054b0e5e1ac959b266b983c537ae49f0e0a2d453a76898ffffa56a29cf4df37ef8527a1544fdc8f434dc3520efad4163431ffde9fbfc6436f03
SSDEEP

98304:XDqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2H0f:XDqPe1Cxcxk3ZAEUadzR8yc4Hu

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 (3366) 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
816	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	2025-02-06_0cedf00cdbb127546d04d8eea1bd59e5_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	2025-02-06_0cedf00cdbb127546d04d8eea1bd59e5_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-06_0cedf00cdbb127546d04d8eea1bd59e5_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-02-06_0cedf00cdbb127546d04d8eea1bd59e5_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2025-02-06_0cedf00cdbb127546d04d8eea1bd59e5_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2025-02-06_0cedf00cdbb127546d04d8eea1bd59e5_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2025-02-06_0cedf00cdbb127546d04d8eea1bd59e5_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2025-02-06_0cedf00cdbb127546d04d8eea1bd59e5_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-02-06_0cedf00cdbb127546d04d8eea1bd59e5_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-06_0cedf00cdbb127546d04d8eea1bd59e5_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3408
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:816

C:\Users\Admin\AppData\Local\Temp\2025-02-06_0cedf00cdbb127546d04d8eea1bd59e5_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-02-06_0cedf00cdbb127546d04d8eea1bd59e5_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:4864

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
96ab5c0cd18797a84cd530811560ce95

SHA1
c0a5adef7736345e10520b209dbb4edb81ffdeb6

SHA256
2afceb6b559ac383938e0d80659a4d899d14c88047be5b2c9cde113b388c0beb

SHA512
2dea1092a589f1d8be7b09f597b61df84044e53c2d4ea10d2d8497f3ffb614ee08b6e52b97edc4c332bbc7b25248d25bb2a3970fdf7aa2a98a2b2d06f22e336f

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