wannacry | f8b6718f4c775c50ffa47c09209880a16292de70c142a34ea9cb5dde10e5a0f2

General

Target

2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Size

5.0MB
MD5

ebc758f9d6755840fc3769db7ffc81a7
SHA1

98b57aeeb76684a87b7830214cf2acf48828c161
SHA256

f8b6718f4c775c50ffa47c09209880a16292de70c142a34ea9cb5dde10e5a0f2
SHA512

d20f7236d59ce2d9bd365adb2d05145ff758a3836fa2b30fb0cd86c37373688a6fb94418382114cfdecc5e6421a3564868375fd0a0e499bca810eaa0c0db8d24
SSDEEP

49152:VnxQqMSPbcBVux+TSqTdX1HkQo6SAARdhnvxJM0HF:Z6qPoBMxcSUDk36SAEdhvxWaF

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (2134) amount of remote hosts 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	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_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	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_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"	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9e-14-0f-1f-e1-04	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9e-14-0f-1f-e1-04\WpadDecision = "0"	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3BF7F99E-EA00-4901-9DB9-AC5E1107BC78}\WpadDecision = "0"	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3BF7F99E-EA00-4901-9DB9-AC5E1107BC78}\WpadDecisionReason = "1"	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3BF7F99E-EA00-4901-9DB9-AC5E1107BC78}\WpadDecisionTime = 70492f2edae1da01	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3BF7F99E-EA00-4901-9DB9-AC5E1107BC78}\9e-14-0f-1f-e1-04	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0076000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9e-14-0f-1f-e1-04\WpadDecisionTime = 70492f2edae1da01	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3BF7F99E-EA00-4901-9DB9-AC5E1107BC78}	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3BF7F99E-EA00-4901-9DB9-AC5E1107BC78}\WpadNetworkName = "Network 3"	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9e-14-0f-1f-e1-04\WpadDecisionReason = "1"	2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1656

C:\Users\Admin\AppData\Local\Temp\2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-07-28_ebc758f9d6755840fc3769db7ffc81a7_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2760

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

1

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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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads