wannacry | 433d26290b478a16429540345ecb30e1fa4ecb4f85a4df6a3f653bd7a1214fbd

General

Target

2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Size

3.6MB
MD5

e010015e8687f16ad10e20f878e1e5c3
SHA1

d27de60fa8c0155c39e933746812c48d57020afa
SHA256

433d26290b478a16429540345ecb30e1fa4ecb4f85a4df6a3f653bd7a1214fbd
SHA512

0a92c7834b4ebde54421399fae21e2fcc22c73f3d49cd127008093191d2403602cff4d331e6bb957f41db54e25e023117e898d5acc7472e59fbe01986f243740
SSDEEP

49152:9nnMSPbcBVKNRx+TSqTdX1HkQo6SAARdhn:xnPoBaRxcSUDk36SAEdh

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 (3094) 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	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\FVB9VCUA.txt	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\FVB9VCUA.txt	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\GOXWHNSU.txt	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\GOXWHNSU.txt	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_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	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C62A728B-6083-4714-B084-0C5F2F618B9A}	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e2-ad-2e-b3-fa-2a	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_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	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e2-ad-2e-b3-fa-2a\WpadDecisionReason = "1"	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e2-ad-2e-b3-fa-2a\WpadDecisionTime = e062cb2e4780db01	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00b0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C62A728B-6083-4714-B084-0C5F2F618B9A}\WpadDecisionTime = e062cb2e4780db01	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e2-ad-2e-b3-fa-2a\WpadDecision = "0"	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C62A728B-6083-4714-B084-0C5F2F618B9A}\WpadDecision = "0"	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C62A728B-6083-4714-B084-0C5F2F618B9A}\WpadNetworkName = "Network 3"	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C62A728B-6083-4714-B084-0C5F2F618B9A}\WpadDecisionReason = "1"	2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2108

C:\Users\Admin\AppData\Local\Temp\2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-02-16_e010015e8687f16ad10e20f878e1e5c3_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2764

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

Replay Monitor

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Downloads

memory/2108-0-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2108-8-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2764-9-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download

Analysis

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