wannacry | d3de085daec52595b429871bb1059aad27428dd09c09ff8a8207f8769f720828

General

Target

2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Size

5.0MB
MD5

f1326aefd1a208965a7711a2438ae140
SHA1

a600a8aa388797ab8d0c87631e33f34809f1ee00
SHA256

d3de085daec52595b429871bb1059aad27428dd09c09ff8a8207f8769f720828
SHA512

97999a5e16972fa0ad3055b96865b8d15c7f7eb6482dd22782dcfc2f3a10e2e2e524dbb9cac04f8963b10ab86667758c416bb1d1a7b05e35b29ebde5931724fa
SSDEEP

12288:e1bLgmluCti62ybaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7:QbLgurihdmMSirYbcMNge

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3163) 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	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\1DR26KCC.txt	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\1DR26KCC.txt	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\SNTJL8AX.txt	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\SNTJL8AX.txt	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-21_f1326aefd1a208965a7711a2438ae140_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	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{963AACC6-416A-4C4D-BAE3-65DCAA05AF64}\WpadDecisionReason = "1"	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{963AACC6-416A-4C4D-BAE3-65DCAA05AF64}\WpadDecisionTime = 909e97aec123db01	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{963AACC6-416A-4C4D-BAE3-65DCAA05AF64}\WpadDecision = "0"	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-df-b0-ec-81-1d\WpadDecision = "0"	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-df-b0-ec-81-1d\WpadDecisionTime = 909e97aec123db01	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{963AACC6-416A-4C4D-BAE3-65DCAA05AF64}	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-df-b0-ec-81-1d	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{963AACC6-416A-4C4D-BAE3-65DCAA05AF64}\76-df-b0-ec-81-1d	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-df-b0-ec-81-1d\WpadDecisionReason = "1"	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00e2000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{963AACC6-416A-4C4D-BAE3-65DCAA05AF64}\WpadNetworkName = "Network 3"	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2136

C:\Users\Admin\AppData\Local\Temp\2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-21_f1326aefd1a208965a7711a2438ae140_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- 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

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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