wannacry | 1dd5169acfb40a0420cf24cfa2857a06127a7da67a5e8b15d7cb4cb6683fcfec

General

Target

2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
Size

5.0MB
MD5

666042fa9310744f696d45e1ec27e758
SHA1

ec9a1dd3f02af2588ff19ea7803c79015cdefc9d
SHA256

1dd5169acfb40a0420cf24cfa2857a06127a7da67a5e8b15d7cb4cb6683fcfec
SHA512

5dec94cfd1434d89ae90ac7ac9b6096f5429f872424736f4e57d9943f2c86d6c88e2290b912b1144db29e6ac40992a03cfdc204f00d2d9fc18d1dd732cddff0d
SSDEEP

98304:h2qPoBhz1aRxcSUDk36SAEdhvxWa9PgWeS2sH:h2qPe1Cxcxk3ZAEUadgWv2sH

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3146) 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

Processes:

2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe

Drops file in Windows directory 1 IoCs

Processes:

2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe

Modifies data under HKEY_USERS 15 IoCs

Processes:

2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P\History	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe"
1⤵
- Drops file in Windows directory
PID:5432

C:\Users\Admin\AppData\Local\Temp\2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-03-14_666042fa9310744f696d45e1ec27e758_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:5984

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 --no-appcompat-clear --mojo-platform-channel-handle=3996 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
1⤵
PID:4652

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

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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