wannacry | 39d7415f10faeb8c062901f0765fc6fdaad7b564fb5bff48321281313c734f84

General

Target

2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Size

2.2MB
MD5

7e3e40756c0eb199f7ad2b74f68f7b2b
SHA1

f5ef20a5476dfe80d422520e60c1bd6b7dfe2934
SHA256

39d7415f10faeb8c062901f0765fc6fdaad7b564fb5bff48321281313c734f84
SHA512

1f250d842650f0795aa4e98750ffbdeef9041e6be3aabf97aa99322f24c555702e68a19cbcedeafe0a38f324152cc1964443bcdd7fd69c38af168d9bc4cb0d95
SSDEEP

49152:QnxQqMSPbcBVQej/1INRx+TSqTdX1HkQL:Q6qPoBhz1aRxcSUDkA

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 (3243) 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

Processes:

2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\EWLB7HNC.txt	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\EWLB7HNC.txt	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\R8GSFBWG.txt	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\R8GSFBWG.txt	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe

Drops file in Windows directory 1 IoCs

Processes:

2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_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

Processes:

2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

Processes:

2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{266295FA-137C-4D95-BA8B-C4E80FC57F8A}\WpadDecision = "0"	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c6-a5-44-dd-19-be\WpadDecisionReason = "1"	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c6-a5-44-dd-19-be\WpadDecisionTime = b03da2815c37db01	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{266295FA-137C-4D95-BA8B-C4E80FC57F8A}\WpadNetworkName = "Network 2"	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{266295FA-137C-4D95-BA8B-C4E80FC57F8A}\WpadDecisionReason = "1"	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{266295FA-137C-4D95-BA8B-C4E80FC57F8A}\c6-a5-44-dd-19-be	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c6-a5-44-dd-19-be\WpadDecision = "0"	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f005f000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c6-a5-44-dd-19-be	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{266295FA-137C-4D95-BA8B-C4E80FC57F8A}	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{266295FA-137C-4D95-BA8B-C4E80FC57F8A}\WpadDecisionTime = b03da2815c37db01	2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2936

C:\Users\Admin\AppData\Local\Temp\2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-11-15_7e3e40756c0eb199f7ad2b74f68f7b2b_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2092

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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