wannacry | a1743661b35c1f55a4f817e897fc9aaa2024cd36b86aa313aedfa5fded3d3af1

Analysis

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

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
05/02/2025, 21:47

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General

Target

2025-02-05_2bba9566b39c904b275c7d3d469d112f_wannacry.exe
Size

3.6MB
MD5

2bba9566b39c904b275c7d3d469d112f
SHA1

5a4ff5cf1e4ed549e82ad6e46ee1ffbe3e7a124c
SHA256

a1743661b35c1f55a4f817e897fc9aaa2024cd36b86aa313aedfa5fded3d3af1
SHA512

0da9adb24b58c7d0308fec675ae221705df3b42597997dc74c182a58825dcef564f3989f2115a585d8bd8501865d8fdfbb30dbdfa19ddfffea8ff5f5e8549e3f
SSDEEP

12288:gvbLgPlu+QhMbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7zw+K+DiB:IbLgddQhfdmMSirYbcMNgef0

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 (3261) 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
1088	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	2025-02-05_2bba9566b39c904b275c7d3d469d112f_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	2025-02-05_2bba9566b39c904b275c7d3d469d112f_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-05_2bba9566b39c904b275c7d3d469d112f_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-02-05_2bba9566b39c904b275c7d3d469d112f_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2025-02-05_2bba9566b39c904b275c7d3d469d112f_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2025-02-05_2bba9566b39c904b275c7d3d469d112f_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2025-02-05_2bba9566b39c904b275c7d3d469d112f_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2025-02-05_2bba9566b39c904b275c7d3d469d112f_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-02-05_2bba9566b39c904b275c7d3d469d112f_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-05_2bba9566b39c904b275c7d3d469d112f_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4692
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:1088

C:\Users\Admin\AppData\Local\Temp\2025-02-05_2bba9566b39c904b275c7d3d469d112f_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-02-05_2bba9566b39c904b275c7d3d469d112f_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:4976

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
7bffd6dfd8e5c5fe55577df5d87559e5

SHA1
3536b3d1fa74db8619e305ff4bc772ea82d53c0f

SHA256
c5d0817617551bf5bae966e0c95ad66a1f536633b44b0eeb09ae3ee33ac67980

SHA512
af153f93af0a80b2ab351eced1063d164f9c43ad5f604ddae41b738a03bf1e12b723c312905165725894b9e1d4d38841b48123d995371eaab33fd9574047e77e

Download Submit
memory/4692-0-0x0000000000400000-0x0000000000A70000-memory.dmp

Filesize
6.4MB

Download
memory/4692-5-0x0000000000400000-0x0000000000A70000-memory.dmp

Filesize
6.4MB

Download
memory/4976-1-0x0000000000400000-0x0000000000A70000-memory.dmp

Filesize
6.4MB

Download
memory/4976-6-0x0000000000400000-0x0000000000A70000-memory.dmp

Filesize
6.4MB

Download