wannacry | 0857de81762bad091b1829ef6238866b0365a8c993c45f0b810322dda4c0eb0b

General

Target

2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Size

5.0MB
MD5

a044e143ac14618838c75da56955c3d8
SHA1

3ba11f2fad4e082ec95821cc4b3a793836b301d8
SHA256

0857de81762bad091b1829ef6238866b0365a8c993c45f0b810322dda4c0eb0b
SHA512

9b17b77d08517c945618e305453abc3408e23c5d05f8430be49c449993d3cd1294fe04be0bbac1ab99e906640d7fc43f23d66bd7368f29613aa16ee346d80373
SSDEEP

49152:+nAQqMSPbcBVQejoNRx+TSqTdX1HkQo6SAARdhnv:qDqPoBh2RxcSUDk36SAEdhv

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 (3035) 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 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-12-25_a044e143ac14618838c75da56955c3d8_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	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\6e-7e-a8-51-73-ce	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5B459A47-7C4B-4E06-9D08-C7DB2197B5DC}\6e-7e-a8-51-73-ce	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0173000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5B459A47-7C4B-4E06-9D08-C7DB2197B5DC}\WpadNetworkName = "Network 3"	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5B459A47-7C4B-4E06-9D08-C7DB2197B5DC}\WpadDecision = "0"	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\6e-7e-a8-51-73-ce\WpadDecision = "0"	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5B459A47-7C4B-4E06-9D08-C7DB2197B5DC}	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5B459A47-7C4B-4E06-9D08-C7DB2197B5DC}\WpadDecisionTime = 7071bf70ba56db01	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5B459A47-7C4B-4E06-9D08-C7DB2197B5DC}\WpadDecisionReason = "1"	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\6e-7e-a8-51-73-ce\WpadDecisionReason = "1"	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\6e-7e-a8-51-73-ce\WpadDecisionTime = 7071bf70ba56db01	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3064

C:\Users\Admin\AppData\Local\Temp\2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-12-25_a044e143ac14618838c75da56955c3d8_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2808

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

Replay Monitor

Loading Replay Monitor...

Downloads