wannacry | 008c67f8bfada8806a2b9cfbfc8aa24e65d2d060a148cb4941dc6def7277f84f

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
28-01-2025 17:07

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General

Target

2025-01-28_b9c9ad6c06dccec3cb72f2a9581a0182_wannacry.exe
Size

5.0MB
MD5

b9c9ad6c06dccec3cb72f2a9581a0182
SHA1

672be10416cfdd8aa0cb41f9b41b8b8ae41efb98
SHA256

008c67f8bfada8806a2b9cfbfc8aa24e65d2d060a148cb4941dc6def7277f84f
SHA512

7e39d96241550f36482f677e4e8c7f91c7acc8c4ae07818263523d4b9d9bf74ee7527d57965e5c145c69495a842ecf25272416ec41c6ca21cdaf052470e9d3ef
SSDEEP

12288:GebLgPlu+QhMbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7zw+K+DHeQYSUj:XbLgddQhfdmMSirYbcMNgef0QeQ

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 (3376) 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
2420	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	2025-01-28_b9c9ad6c06dccec3cb72f2a9581a0182_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	2025-01-28_b9c9ad6c06dccec3cb72f2a9581a0182_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-28_b9c9ad6c06dccec3cb72f2a9581a0182_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-01-28_b9c9ad6c06dccec3cb72f2a9581a0182_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2025-01-28_b9c9ad6c06dccec3cb72f2a9581a0182_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2025-01-28_b9c9ad6c06dccec3cb72f2a9581a0182_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2025-01-28_b9c9ad6c06dccec3cb72f2a9581a0182_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2025-01-28_b9c9ad6c06dccec3cb72f2a9581a0182_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-28_b9c9ad6c06dccec3cb72f2a9581a0182_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-28_b9c9ad6c06dccec3cb72f2a9581a0182_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2968
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2420

C:\Users\Admin\AppData\Local\Temp\2025-01-28_b9c9ad6c06dccec3cb72f2a9581a0182_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-28_b9c9ad6c06dccec3cb72f2a9581a0182_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:1532

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
14f6c264ce1e429f6d4d7c837fd9e60f

SHA1
802d391b85913855fffb88733879706da23cb249

SHA256
ae13b03e2f77e2339c7b22cd23a603013010b4e896339b4606c10fa3045d4baf

SHA512
3654fb6a5e7be9e876b2db96c982ea8517ab976db8e6b8e271a03acffcc06ae811a6ace4d75b7d9cdecb9c4fbc9196970b39b93a1c691d4a6edea3a5694cbfc7

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