wannacry | 046a222a0909116a1183c8d9ecb5bdc2d0068978fe0cf34e60ff671a5adcde34

General

Target

2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Size

3.6MB
MD5

b5b1ea94a40c7abe240c29518a8b4a96
SHA1

4b72378a3900403c1196b8d3c93ab32e01eb34bc
SHA256

046a222a0909116a1183c8d9ecb5bdc2d0068978fe0cf34e60ff671a5adcde34
SHA512

79e0e84bd4d47b6cd38e80f6f7cf115d62699d6a7f1a9e55f61f66391a137f8718847ca19824d48d794b87c42b3e906968556aa7475881dbe2125dc301e22c9b
SSDEEP

98304:onj5mqtRvJEZ+jT4guDNIltHTOibMR3LvYuENf07dFfmh+OcvTrvM3R/zTqg0qFK:onK2/yGr6RL

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 (3183) 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	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\FLJZIB60.txt	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\FLJZIB60.txt	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\FIRCEJU8.txt	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\FIRCEJU8.txt	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_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	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_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\AutoDetect = "1"	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{ECCB368C-2ACD-4C95-8D23-3AE13CFBD4A1}\ce-8d-06-b5-65-54	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00ba000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{ECCB368C-2ACD-4C95-8D23-3AE13CFBD4A1}	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ce-8d-06-b5-65-54	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ce-8d-06-b5-65-54\WpadDecisionTime = a0efd82b303bdb01	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ce-8d-06-b5-65-54\WpadDecision = "0"	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{ECCB368C-2ACD-4C95-8D23-3AE13CFBD4A1}\WpadDecisionTime = a0efd82b303bdb01	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{ECCB368C-2ACD-4C95-8D23-3AE13CFBD4A1}\WpadDecision = "0"	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{ECCB368C-2ACD-4C95-8D23-3AE13CFBD4A1}\WpadNetworkName = "Network 3"	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{ECCB368C-2ACD-4C95-8D23-3AE13CFBD4A1}\WpadDecisionReason = "1"	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ce-8d-06-b5-65-54\WpadDecisionReason = "1"	2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1980

C:\Users\Admin\AppData\Local\Temp\2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-11-20_b5b1ea94a40c7abe240c29518a8b4a96_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:3016

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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