wannacry | 960c2abc16e33853befc3115af883501e754dedd464c46151b2d87dc5b24cda8

General

Target

2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Size

5.0MB
MD5

dc23e5bfa2fdde5f9afe17fb3b609f33
SHA1

53213c9534b030c547d9ebd14363f4519203d386
SHA256

960c2abc16e33853befc3115af883501e754dedd464c46151b2d87dc5b24cda8
SHA512

1fe7486051e2010c33e0f0b8cc3adac4e8108280dd4968f7a1453c8285d1623786a75fe45dc804c8ceb6d6a324067ee9e3a45e8c66e1b43ffa44124fcd182b21
SSDEEP

12288:e1bLgmluCti62ChMbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7zw+K+:QbLguriehfdmMSirYbcMNgef0

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3256) 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	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\MUAW8JFU.txt	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\MUAW8JFU.txt	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\O7G0V3OE.txt	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\O7G0V3OE.txt	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AC8A2D7A-A852-40A2-9734-CD5AEEDB86C5}\WpadNetworkName = "Network 3"	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f003b000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AC8A2D7A-A852-40A2-9734-CD5AEEDB86C5}\WpadDecisionReason = "1"	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-f4-2a-2f-13-d5	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AC8A2D7A-A852-40A2-9734-CD5AEEDB86C5}\aa-f4-2a-2f-13-d5	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-f4-2a-2f-13-d5\WpadDecisionReason = "1"	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-f4-2a-2f-13-d5\WpadDecision = "0"	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AC8A2D7A-A852-40A2-9734-CD5AEEDB86C5}	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AC8A2D7A-A852-40A2-9734-CD5AEEDB86C5}\WpadDecisionTime = d085b56242cdda01	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AC8A2D7A-A852-40A2-9734-CD5AEEDB86C5}\WpadDecision = "0"	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-f4-2a-2f-13-d5\WpadDecisionTime = d085b56242cdda01	2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe"
1⤵
- Drops file in Windows directory
PID:2420

C:\Users\Admin\AppData\Local\Temp\2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-07-03_dc23e5bfa2fdde5f9afe17fb3b609f33_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:1824

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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