wannacry | 32e8d2652212baf105519ae7cac8bc087931fc67bcdcf940b75bd2bcac037627

General

Target

2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Size

3.6MB
MD5

a1a3bd4ee2c15ba4544965f5c5cebd18
SHA1

6a0ea0b1c9beb2db9905d5ffbc84130005d2cf4f
SHA256

32e8d2652212baf105519ae7cac8bc087931fc67bcdcf940b75bd2bcac037627
SHA512

b3364fa32f471efdf3c77f66fa1c9c3161c1fffd82488b62c2a7bd44d0f97651ef419ff7aab80bd69b0ab1b045a90fec48c7fc7dbeab20a3a404ca62204b113d
SSDEEP

98304:yQPoBhz1aRxcSUZk36SAEdhvxWa9P593R8yAVp2HI:yQPe1Cxc7k3ZAEUadzR8yc4HI

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 (3231) 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	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\X3T51KWJ.txt	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\X3T51KWJ.txt	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\3S7XJKLG.txt	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\3S7XJKLG.txt	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_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	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\be-ec-74-ad-84-40	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3B98AC70-5774-4D33-A5DA-7946EDDBE69B}\be-ec-74-ad-84-40	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\be-ec-74-ad-84-40\WpadDecisionTime = 703ef39c6e70db01	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00e6000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3B98AC70-5774-4D33-A5DA-7946EDDBE69B}	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3B98AC70-5774-4D33-A5DA-7946EDDBE69B}\WpadDecisionReason = "1"	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\be-ec-74-ad-84-40\WpadDecisionReason = "1"	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3B98AC70-5774-4D33-A5DA-7946EDDBE69B}\WpadDecisionTime = 703ef39c6e70db01	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\be-ec-74-ad-84-40\WpadDecision = "0"	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3B98AC70-5774-4D33-A5DA-7946EDDBE69B}\WpadDecision = "0"	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3B98AC70-5774-4D33-A5DA-7946EDDBE69B}\WpadNetworkName = "Network 3"	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:348

C:\Users\Admin\AppData\Local\Temp\2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-27_a1a3bd4ee2c15ba4544965f5c5cebd18_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2148

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

Windows 7 deprecation

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Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads