wannacry | 0e777480359a0ab890b41b4d0b14c0510276d98a7564502afaeaaade101bd37c

General

Target

2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Size

2.2MB
MD5

02a58baa03fc9248bd9556d597b62cff
SHA1

be33dcb44fb4012ba172a5347fbaa23703a88a26
SHA256

0e777480359a0ab890b41b4d0b14c0510276d98a7564502afaeaaade101bd37c
SHA512

41d144d7e2df0c6b820bd765c310397de09e0c8d0fe9bd21bb0023b31e0b9e20d04bdaeda1597985235f06fa2ad5b22793f9d822f813b0e5c819001d2ffc727b
SSDEEP

49152:QnnMSPbcBVQej/1IN3+TSqTdX1HkQo6SAARdhnvn:QnPoBhz1a3cSUDk36SAEdhvn

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (2969) 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	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\BHSULTEX.txt	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\BHSULTEX.txt	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\HEMYDVPX.txt	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\HEMYDVPX.txt	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-09-27_02a58baa03fc9248bd9556d597b62cff_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	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-27_02a58baa03fc9248bd9556d597b62cff_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"	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8E7CC722-C7FF-4312-808E-95646135DFC9}\WpadDecisionReason = "1"	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d2-10-1f-df-d1-aa\WpadDecisionTime = 9060b7aefc10db01	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8E7CC722-C7FF-4312-808E-95646135DFC9}\WpadDecision = "0"	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d2-10-1f-df-d1-aa	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8E7CC722-C7FF-4312-808E-95646135DFC9}\d2-10-1f-df-d1-aa	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d2-10-1f-df-d1-aa\WpadDecisionReason = "1"	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8E7CC722-C7FF-4312-808E-95646135DFC9}\WpadNetworkName = "Network 3"	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00b6000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8E7CC722-C7FF-4312-808E-95646135DFC9}	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8E7CC722-C7FF-4312-808E-95646135DFC9}\WpadDecisionTime = 9060b7aefc10db01	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d2-10-1f-df-d1-aa\WpadDecision = "0"	2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1172

C:\Users\Admin\AppData\Local\Temp\2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-09-27_02a58baa03fc9248bd9556d597b62cff_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:1624

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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