wannacry | 9b99727cf2f51e83a312118ae45cc776c6c970ffbea4c4521d98b49d95e6e391

General

Target

2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Size

2.2MB
MD5

3a727730db2d2b20b093a59826019682
SHA1

7983a79633ccbdd8887855bc08a1d40e81af48c9
SHA256

9b99727cf2f51e83a312118ae45cc776c6c970ffbea4c4521d98b49d95e6e391
SHA512

618515d2810f6dbf4a431457fec57ffc88e23c4da30fa09222a036230d6df2571f33aebc794040523da910cd2a86dd1954ab32f34487ec1a1fdc4c9b867e1980
SSDEEP

49152:QnsEMSPbcBVQejUINRx+TSqTdX1HkQo6SAARdhnvn:QfPoBhIaRxcSUDk36SAEdhvn

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3227) 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	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\PBHG5OPA.txt	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\PBHG5OPA.txt	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\E0SJC375.txt	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\E0SJC375.txt	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-11_3a727730db2d2b20b093a59826019682_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	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\5a-1c-38-37-20-62\WpadDecisionReason = "1"	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09157611-87E3-40A8-A828-536C7A05687B}	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\5a-1c-38-37-20-62	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09157611-87E3-40A8-A828-536C7A05687B}\5a-1c-38-37-20-62	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00f8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09157611-87E3-40A8-A828-536C7A05687B}\WpadDecisionReason = "1"	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09157611-87E3-40A8-A828-536C7A05687B}\WpadDecisionTime = 308a1c4f7d1bdb01	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09157611-87E3-40A8-A828-536C7A05687B}\WpadDecision = "0"	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09157611-87E3-40A8-A828-536C7A05687B}\WpadNetworkName = "Network 3"	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\5a-1c-38-37-20-62\WpadDecisionTime = 308a1c4f7d1bdb01	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\5a-1c-38-37-20-62\WpadDecision = "0"	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1724

C:\Users\Admin\AppData\Local\Temp\2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-11_3a727730db2d2b20b093a59826019682_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2352

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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