wannacry | 6e3bc36f16bf8995f102a33526f696f968cbcb2f42435bfd6fab9925bdddcdde

General

Target

2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Size

2.2MB
MD5

01a7ca73241f235c34e37fe2e3eb49d2
SHA1

95fb1655649225a8a47ede593676215effadb635
SHA256

6e3bc36f16bf8995f102a33526f696f968cbcb2f42435bfd6fab9925bdddcdde
SHA512

5c0f0bf283e7409c26a05b989826462c75de6595d0aa4e69d664620595dc8a0a3a0d383b561fb16ac0ae2ade383c049ee1d90c71ba99aa774411a8ce50008482
SSDEEP

24576:QbLguriBJ8SirYbcMNgef0QwbOSSqTPVXmiHkQg6eX6SASk+RdhAdmvn:QnG8SPbcBVQSSqTdX1HkQo6SAARdhnvn

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 (3226) 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 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\1HXUD3R4.txt	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\1HXUD3R4.txt	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\NZ32J2L8.txt	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\NZ32J2L8.txt	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_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	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8B75BE14-5AA9-4B67-AF64-62B4A5508612}\WpadNetworkName = "Network 3"	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\5e-75-fd-b2-36-29\WpadDecisionReason = "1"	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\5e-75-fd-b2-36-29\WpadDecisionTime = 10a1bdfe1879db01	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\5e-75-fd-b2-36-29\WpadDecision = "0"	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f007a000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8B75BE14-5AA9-4B67-AF64-62B4A5508612}	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8B75BE14-5AA9-4B67-AF64-62B4A5508612}\WpadDecision = "0"	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\5e-75-fd-b2-36-29	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8B75BE14-5AA9-4B67-AF64-62B4A5508612}\5e-75-fd-b2-36-29	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8B75BE14-5AA9-4B67-AF64-62B4A5508612}\WpadDecisionReason = "1"	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8B75BE14-5AA9-4B67-AF64-62B4A5508612}\WpadDecisionTime = 10a1bdfe1879db01	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:540

C:\Users\Admin\AppData\Local\Temp\2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-02-07_01a7ca73241f235c34e37fe2e3eb49d2_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2320

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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