wannacry | 7a2a33b19b1d920b05b8b3f0de510b6d2dbd7a822dea68954731c3e659bda3dd

General

Target

2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Size

3.6MB
MD5

bf5c702f0fcc3319d9e340ee7a8b4b48
SHA1

751e879251703a3f398c286b2cf86de07848a799
SHA256

7a2a33b19b1d920b05b8b3f0de510b6d2dbd7a822dea68954731c3e659bda3dd
SHA512

df7750f6b2afc4b56f8202f001151c747646159dd778f3671167731246ecf0c37d29c6dd19bc10a22b9cc674c0a59bb858c17e8e854b6e53acbf82510ac7b2b3
SSDEEP

49152:2n/MSPbcBVQej/1INRx+TSqTdX1HkQo6SAAaE:y/PoBhz1aRxcSUDk36SA

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 (3242) 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	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\56FTRQJL.txt	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\56FTRQJL.txt	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\QNZJVGH2.txt	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\QNZJVGH2.txt	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_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	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_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\AutoDetect = "1"	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f012d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-4d-5c-71-d0-9f	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-4d-5c-71-d0-9f\WpadDecisionTime = e00911c2cf6ddb01	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-4d-5c-71-d0-9f\WpadDecision = "0"	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35A98CD5-8BA1-438B-83A6-58D762F74CF2}\WpadNetworkName = "Network 3"	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35A98CD5-8BA1-438B-83A6-58D762F74CF2}\4e-4d-5c-71-d0-9f	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35A98CD5-8BA1-438B-83A6-58D762F74CF2}	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35A98CD5-8BA1-438B-83A6-58D762F74CF2}\WpadDecisionReason = "1"	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35A98CD5-8BA1-438B-83A6-58D762F74CF2}\WpadDecisionTime = e00911c2cf6ddb01	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35A98CD5-8BA1-438B-83A6-58D762F74CF2}\WpadDecision = "0"	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-4d-5c-71-d0-9f\WpadDecisionReason = "1"	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1976

C:\Users\Admin\AppData\Local\Temp\2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-23_bf5c702f0fcc3319d9e340ee7a8b4b48_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:1884

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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