wannacry | f758cf7977f50737e54197b0e049daa8aef652e4697893b2d2aa3b32ab1256a2

General

Target

2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Size

5.0MB
MD5

061a6d2ebc704e34ddc6a823778e2517
SHA1

aeb6f32b7b67287a2aa896161520275f1e2edd5d
SHA256

f758cf7977f50737e54197b0e049daa8aef652e4697893b2d2aa3b32ab1256a2
SHA512

ec7598c252616e385b17ec6083018188b74e8d62bad4d1147413650cd5f6f4cdd30d66f9045e976c78e178e2d0a1ff8fec54661009c9caa0c1eb3d1ad574a022
SSDEEP

12288:GQbLgmluCtgQbaIMu7L5NVErCA4z2g6rTcbc:tbLgurgDdmMSirYbc

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3078) 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 created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\FB6S7NS7.txt	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\FB6S7NS7.txt	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\TODNU5S6.txt	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\TODNU5S6.txt	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_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	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0021000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B514C971-6C1B-41C5-B2F4-8FF54FCC8368}\WpadDecisionReason = "1"	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B514C971-6C1B-41C5-B2F4-8FF54FCC8368}\WpadDecisionTime = b0dfbebde0e0da01	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B514C971-6C1B-41C5-B2F4-8FF54FCC8368}\12-f7-35-08-8c-18	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\12-f7-35-08-8c-18\WpadDecision = "0"	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\12-f7-35-08-8c-18	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B514C971-6C1B-41C5-B2F4-8FF54FCC8368}	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B514C971-6C1B-41C5-B2F4-8FF54FCC8368}\WpadNetworkName = "Network 3"	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B514C971-6C1B-41C5-B2F4-8FF54FCC8368}\WpadDecision = "0"	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\12-f7-35-08-8c-18\WpadDecisionReason = "1"	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\12-f7-35-08-8c-18\WpadDecisionTime = b0dfbebde0e0da01	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2260

C:\Users\Admin\AppData\Local\Temp\2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-07-28_061a6d2ebc704e34ddc6a823778e2517_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2700

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

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