wannacry | 0207c6119e663d4157427528e8aa55f1a09b4920aeabf8f2c37ccf4075ae2008

General

Target

2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Size

2.2MB
MD5

dab6ae86fedf641b0555c86abef1f751
SHA1

7acfccdbc1dc785868e62d29cdd97de55f72b288
SHA256

0207c6119e663d4157427528e8aa55f1a09b4920aeabf8f2c37ccf4075ae2008
SHA512

4a97f0529a0059ea9601e72251dc098798f6914d4e658ddcb2daf0274f012531cdd8009c44ce0317753b651443365b9b93182387a31ee74523ea2dbea7070ad5
SSDEEP

49152:QnHMSPbcBVQe4NRx+TSqTdX1HkQo6SAARdhnvn:QHPoBhqRxcSUDk36SAEdhvn

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 (3045) 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

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2025-03-25_dab6ae86fedf641b0555c86abef1f751_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	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A7989B48-AF7D-454F-A0C2-C1582A834DC4}	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A7989B48-AF7D-454F-A0C2-C1582A834DC4}\WpadNetworkName = "Network 3"	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A7989B48-AF7D-454F-A0C2-C1582A834DC4}\a6-e4-df-aa-5b-13	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\a6-e4-df-aa-5b-13\WpadDecision = "0"	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0114000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A7989B48-AF7D-454F-A0C2-C1582A834DC4}\WpadDecisionReason = "1"	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A7989B48-AF7D-454F-A0C2-C1582A834DC4}\WpadDecision = "0"	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\a6-e4-df-aa-5b-13	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A7989B48-AF7D-454F-A0C2-C1582A834DC4}\WpadDecisionTime = 006f6d318b9ddb01	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\a6-e4-df-aa-5b-13\WpadDecisionReason = "1"	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\a6-e4-df-aa-5b-13\WpadDecisionTime = 006f6d318b9ddb01	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1504

C:\Users\Admin\AppData\Local\Temp\2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:1484

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

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