wannacry | 36ca44b52aa5fe4a49414cdf1cbf5741520708bd3336723c260f113d790d4e83

General

Target

2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Size

5.0MB
MD5

e3c9eca0e9a6ba851c579603d8e7b268
SHA1

ab416508599e13625642d6ac609f952aa02a519b
SHA256

36ca44b52aa5fe4a49414cdf1cbf5741520708bd3336723c260f113d790d4e83
SHA512

06342e5aecb30d61ef630486104df60296258b094ae168a3d569591d28a4f368f6f0e717ca571693bbbb1bee42abd21b21f7e2893eac45aaf33eb9ad7cb0db09
SSDEEP

98304:onj5mqtRvJEZ+jT4guDNIltHTOibMR3LvYuENf07dFfmh+OcvTrvM3R/zTqg0qFu:onK2/yGr6R

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 (3145) 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	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\F1C1EFJI.txt	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\F1C1EFJI.txt	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\ZHCH5YTK.txt	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\ZHCH5YTK.txt	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_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	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2121EB99-AE63-435B-B281-24205EBCCF00}\26-12-8c-5a-aa-fa	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\26-12-8c-5a-aa-fa\WpadDecisionTime = 607999ed413fdb01	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2121EB99-AE63-435B-B281-24205EBCCF00}\WpadDecisionTime = 607999ed413fdb01	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2121EB99-AE63-435B-B281-24205EBCCF00}\WpadNetworkName = "Network 3"	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00d1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2121EB99-AE63-435B-B281-24205EBCCF00}\WpadDecision = "0"	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\26-12-8c-5a-aa-fa\WpadDecision = "0"	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2121EB99-AE63-435B-B281-24205EBCCF00}	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2121EB99-AE63-435B-B281-24205EBCCF00}\WpadDecisionReason = "1"	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\26-12-8c-5a-aa-fa	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\26-12-8c-5a-aa-fa\WpadDecisionReason = "1"	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2504

C:\Users\Admin\AppData\Local\Temp\2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-11-25_e3c9eca0e9a6ba851c579603d8e7b268_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2516

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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