wannacry | 34c94210a0a348ce1c3342488cef92276ffd200598693b2d288ec582c5142723

General

Target

2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Size

5.0MB
MD5

97ab0e15f3085af2dc678124c127b5d2
SHA1

f66dff3b970b8c5b06e4c4da55e4f3134f25a5f9
SHA256

34c94210a0a348ce1c3342488cef92276ffd200598693b2d288ec582c5142723
SHA512

779f70c2f161b4df477723c7ab5d7eb5f5b90a739a713227bbda094890dce5e2e0c02de1d1a9ee0c31f099de0a3c94b1240d5d0cae128084002ff11e59798ea7
SSDEEP

49152:QnvMSPbcBVQejI+TSqTdX1HkQo6SAARdhnv:QvPoBhccSUDk36SAEdhv

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3305) 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	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\HIJIZURQ.txt	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\HIJIZURQ.txt	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\ZUYR1HX9.txt	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\ZUYR1HX9.txt	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DDB8CC54-5585-4BD8-B797-FD0EDB683D86}\WpadDecisionTime = a0c648910fceda01	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DDB8CC54-5585-4BD8-B797-FD0EDB683D86}	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DDB8CC54-5585-4BD8-B797-FD0EDB683D86}\WpadDecision = "0"	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DDB8CC54-5585-4BD8-B797-FD0EDB683D86}\5e-5f-bb-a7-bd-40	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\5e-5f-bb-a7-bd-40\WpadDecisionTime = a0c648910fceda01	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\5e-5f-bb-a7-bd-40\WpadDecision = "0"	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DDB8CC54-5585-4BD8-B797-FD0EDB683D86}\WpadDecisionReason = "1"	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\5e-5f-bb-a7-bd-40\WpadDecisionReason = "1"	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DDB8CC54-5585-4BD8-B797-FD0EDB683D86}\WpadNetworkName = "Network 3"	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\5e-5f-bb-a7-bd-40	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe"
1⤵
- Drops file in Windows directory
PID:1576

C:\Users\Admin\AppData\Local\Temp\2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-07-04_97ab0e15f3085af2dc678124c127b5d2_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:2256

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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