wannacry | ce67912c5725f3701247e83cfcf04384346aacb55ff694ed84f9d39c08eab581

General

Target

2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Size

2.2MB
MD5

1d96469fd953dad5fdc0e2e28dfe2e93
SHA1

07765a2b43be552e282c9641e937a56f332642fa
SHA256

ce67912c5725f3701247e83cfcf04384346aacb55ff694ed84f9d39c08eab581
SHA512

bf5746c31d6dc1a0874a2a1b6f8f5193b0ec93d3ddf06985653e6bfccdbdaa89961c92878333d931593479a0a275e6cb52238448859e5cdf9654eb8c76bac566
SSDEEP

49152:VnFQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAAam:ZeqPoBhz1aRxcSUDk36SA9m

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (2127) amount of remote hosts 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	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_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_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00c1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BC88DB52-D2B7-43F4-90FB-8B58233713DF}	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BC88DB52-D2B7-43F4-90FB-8B58233713DF}\WpadDecisionTime = 50ab7a49e910db01	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e6-8e-25-34-68-ef	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BC88DB52-D2B7-43F4-90FB-8B58233713DF}\e6-8e-25-34-68-ef	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e6-8e-25-34-68-ef\WpadDecisionReason = "1"	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BC88DB52-D2B7-43F4-90FB-8B58233713DF}\WpadDecisionReason = "1"	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BC88DB52-D2B7-43F4-90FB-8B58233713DF}\WpadDecision = "0"	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BC88DB52-D2B7-43F4-90FB-8B58233713DF}\WpadNetworkName = "Network 3"	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e6-8e-25-34-68-ef\WpadDecisionTime = 50ab7a49e910db01	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e6-8e-25-34-68-ef\WpadDecision = "0"	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2516

C:\Users\Admin\AppData\Local\Temp\2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-09-27_1d96469fd953dad5fdc0e2e28dfe2e93_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2816

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

1

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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