wannacry | 5f4bf4b0acd65e97b378fb8652b8c6c83b6e560c76a144f4f2373be3d28b966e

General

Target

2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Size

5.0MB
MD5

8cbbeb8ee51f893bc3e7bf94a415b1c3
SHA1

f22d511d46e9efdea44ee5226df6c65921663805
SHA256

5f4bf4b0acd65e97b378fb8652b8c6c83b6e560c76a144f4f2373be3d28b966e
SHA512

981a3d58eceacd5f3d55e4dcd7d2f807e8f71204de35cb2638491d2bab84d93759b4460fa48834f33e8e69de486baa81495e099b0fda5f19f0d613243c517a43
SSDEEP

49152:2nAQNplZjAbqhqq0p2CB7KVyouuAXvVMaV3SIMFP:yDrlZjYqhqqM2Y7KJk2w3Fs

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 (3255) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
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 System32 directory 1 IoCs

Processes:

2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe

Drops file in Windows directory 1 IoCs

Processes:

2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_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

Processes:

2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

Processes:

2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f011c000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3375283B-47F2-4070-9CC3-06DFF0EEF167}	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3375283B-47F2-4070-9CC3-06DFF0EEF167}\WpadDecisionReason = "1"	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3375283B-47F2-4070-9CC3-06DFF0EEF167}\WpadDecision = "0"	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-96-00-cc-7d-e0	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3375283B-47F2-4070-9CC3-06DFF0EEF167}\WpadDecisionTime = 305a151add31db01	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-96-00-cc-7d-e0\WpadDecisionReason = "1"	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3375283B-47F2-4070-9CC3-06DFF0EEF167}\b6-96-00-cc-7d-e0	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-96-00-cc-7d-e0\WpadDecisionTime = 305a151add31db01	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3375283B-47F2-4070-9CC3-06DFF0EEF167}\WpadNetworkName = "Network 3"	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-96-00-cc-7d-e0\WpadDecision = "0"	2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2932

C:\Users\Admin\AppData\Local\Temp\2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-11-08_8cbbeb8ee51f893bc3e7bf94a415b1c3_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2784

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

2

T1046

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads