wannacry | a869b1b7cb3ed00107c6017ebff97ad72225fa90508c7157a31e931011816e67

General

Target

2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Size

2.2MB
MD5

270c991e3792864248a778f81acf96a7
SHA1

e676514fe3d9319acb48a586e26a308ccf75698d
SHA256

a869b1b7cb3ed00107c6017ebff97ad72225fa90508c7157a31e931011816e67
SHA512

6507a324a91fcffa735017c144317ed7b13c9378b63bf34666d93e9e9b614f144d20e8f60d03b6a0d66ccf04161fea7ff8b4fb9edcca74f97515b4677b3727c5
SSDEEP

12288:e1bLgmluCtgQbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7zw+K+D85SQeuBRdhY:QbLgurgDdmMSirYbcMNgef0Xk+RdhA

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3296) 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\Roaming\Microsoft\Windows\Cookies\QQYPK9NN.txt	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\HJ7KYQZB.txt	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\HJ7KYQZB.txt	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\QQYPK9NN.txt	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-09-27_270c991e3792864248a778f81acf96a7_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	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{46F44855-C3FD-4DE6-BB5F-BCF9AE563615}\WpadDecision = "0"	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-78-eb-56-a2-a1	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{46F44855-C3FD-4DE6-BB5F-BCF9AE563615}\ea-78-eb-56-a2-a1	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{46F44855-C3FD-4DE6-BB5F-BCF9AE563615}\WpadNetworkName = "Network 3"	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-78-eb-56-a2-a1\WpadDecisionTime = 00a96c86fd10db01	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-78-eb-56-a2-a1\WpadDecision = "0"	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0067000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{46F44855-C3FD-4DE6-BB5F-BCF9AE563615}\WpadDecisionReason = "1"	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{46F44855-C3FD-4DE6-BB5F-BCF9AE563615}\WpadDecisionTime = 00a96c86fd10db01	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-78-eb-56-a2-a1\WpadDecisionReason = "1"	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{46F44855-C3FD-4DE6-BB5F-BCF9AE563615}	2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1756

C:\Users\Admin\AppData\Local\Temp\2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-09-27_270c991e3792864248a778f81acf96a7_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:3060

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads