wannacry | bf23a647a92dea793afcdbc80ec4d723b26ca6caa8738919962ddd1e9d1ca54a

General

Target

2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Size

3.6MB
MD5

6e8b95f39c6347266e0e0e0eed5ccfd3
SHA1

d8e72834b920cbaedf24f07b07f77189c74ade21
SHA256

bf23a647a92dea793afcdbc80ec4d723b26ca6caa8738919962ddd1e9d1ca54a
SHA512

3ed98087c21e915a0e4ee91ee8e60473b24b608267d8ea78e8d3c00e1431fc4d37be5537b0284b2727dee36495bdb07740420af78d14101aed6ef7c5dcdced8e
SSDEEP

49152:mnHqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnv:iHqPoBhz1aRxcSUDk36SAEdhv

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Wannacry family
wannacry
Contacts a large (3076) 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	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\D7C0WLQM.txt	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\D7C0WLQM.txt	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\V239NFMZ.txt	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\V239NFMZ.txt	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_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	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e2-ad-2e-b3-fa-2a\WpadDecisionReason = "1"	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e2-ad-2e-b3-fa-2a\WpadDecisionTime = f05a6b263a5cdb01	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00b0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C62A728B-6083-4714-B084-0C5F2F618B9A}\WpadDecisionTime = f05a6b263a5cdb01	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e2-ad-2e-b3-fa-2a	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C62A728B-6083-4714-B084-0C5F2F618B9A}\e2-ad-2e-b3-fa-2a	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e2-ad-2e-b3-fa-2a\WpadDecision = "0"	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C62A728B-6083-4714-B084-0C5F2F618B9A}	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C62A728B-6083-4714-B084-0C5F2F618B9A}\WpadNetworkName = "Network 3"	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C62A728B-6083-4714-B084-0C5F2F618B9A}\WpadDecisionReason = "1"	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C62A728B-6083-4714-B084-0C5F2F618B9A}\WpadDecision = "0"	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2420

C:\Users\Admin\AppData\Local\Temp\2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-01_6e8b95f39c6347266e0e0e0eed5ccfd3_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2992

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

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Downloads

memory/2420-0-0x0000000000400000-0x0000000000A73000-memory.dmp

Filesize
6.4MB

Download
memory/2420-9-0x0000000000400000-0x0000000000A73000-memory.dmp

Filesize
6.4MB

Download
memory/2992-3-0x0000000000400000-0x0000000000A73000-memory.dmp

Filesize
6.4MB

Download
memory/2992-10-0x0000000000400000-0x0000000000A73000-memory.dmp

Filesize
6.4MB

Download

Analysis

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