wannacry | dbe2b3ed99b3d97c4cc14d4ac1a5bae9287921556ebad580c0fd833ddca2e40d

General

Target

2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
Size

2.2MB
MD5

eba8e7385e1283fc8b00f54f64485b07
SHA1

61dd9b3bb91ddb44458f01633b180d70584bdc6c
SHA256

dbe2b3ed99b3d97c4cc14d4ac1a5bae9287921556ebad580c0fd833ddca2e40d
SHA512

a98ff4ae7f962a1c5e16617a527ff4f9c7ff2e4880e75ff4587cd03aa9554caaf4e3e50c323e36205a8546531f496bfcae9a84d8a384a1567eaad1f1211e993a
SSDEEP

49152:QntqMSPbcBVQej/1INRx+TSqTdX1HkQo6SUvn:QtqPoBhz1aRxcSUDk36Scn

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3159) 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 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_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_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P\History	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P	2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1808

C:\Users\Admin\AppData\Local\Temp\2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-09-27_eba8e7385e1283fc8b00f54f64485b07_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2696

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4152,i,3387628439405076340,17957358341235678872,262144 --variations-seed-version --mojo-platform-channel-handle=4176 /prefetch:8
1⤵
PID:2324

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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