wannacry | 8dedc07b2cdef71345a441aed0c96fc98ada32557e97fe1d74e43c73bc65d25e

General

Target

2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Size

5.0MB
MD5

13a8a7956e41ee12b6da0ba29281169e
SHA1

becf1d3fc9b6a4e2828cb256337f514de3850ee1
SHA256

8dedc07b2cdef71345a441aed0c96fc98ada32557e97fe1d74e43c73bc65d25e
SHA512

cf4e468b1d80a4a75e2b4c2e40682ffb96fca08097bab300f4548690b843d11b63a857c953cc13f03ac87a21f3399395eaa639ac483ecf132c785199c1bddc1e
SSDEEP

24576:VbLguVQhfdmMSirYbcMNgef0QeQjGotNr:VnFQqMSPbcBVQejotN

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3131) 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 created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\XX2GW0CE.txt	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\XX2GW0CE.txt	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\G5W1CD3J.txt	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\G5W1CD3J.txt	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_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	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_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\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B82C086-CBD7-4F66-A7E2-3A05FA40F447}\WpadDecisionTime = 506e84837915db01	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B82C086-CBD7-4F66-A7E2-3A05FA40F447}\WpadDecision = "0"	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B82C086-CBD7-4F66-A7E2-3A05FA40F447}	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B82C086-CBD7-4F66-A7E2-3A05FA40F447}\WpadNetworkName = "Network 3"	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B82C086-CBD7-4F66-A7E2-3A05FA40F447}\f2-ef-fe-73-95-eb	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00bf000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\f2-ef-fe-73-95-eb\WpadDecisionReason = "1"	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\f2-ef-fe-73-95-eb\WpadDecisionTime = 506e84837915db01	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\f2-ef-fe-73-95-eb\WpadDecision = "0"	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B82C086-CBD7-4F66-A7E2-3A05FA40F447}\WpadDecisionReason = "1"	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\f2-ef-fe-73-95-eb	2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1724

C:\Users\Admin\AppData\Local\Temp\2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-03_13a8a7956e41ee12b6da0ba29281169e_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2312

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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