wannacry | 0b752685ee9f6b23777126808d8f3e837f6f625aefe2eeeb41eb4cdf47370190

General

Target

2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Size

3.6MB
MD5

80e976ad046a5476231f4d3b64781fa4
SHA1

c675748f97f9299b149c2d63b19a13bc0d2a286f
SHA256

0b752685ee9f6b23777126808d8f3e837f6f625aefe2eeeb41eb4cdf47370190
SHA512

ed88f347eb0fed32ae431d4b44cb543d8f9e86bcf467e113ec969d3d1e068b2df6eb2b7676bcf433a929e304b902631344f9efb735ff95a439c9940ef491598d
SSDEEP

12288:EvbLgPlu+QhMbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7zw+K+DHeQYSUjEXFh:cbLgddQhfdmMSirYbcMNgef0QeQjG

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3189) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

Executes dropped EXE 1 IoCs

pid	Process
2252	tasksche.exe

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 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-12_80e976ad046a5476231f4d3b64781fa4_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	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f017d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{08B8BAFB-3369-4453-94C4-DEBB60EDF653}	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{08B8BAFB-3369-4453-94C4-DEBB60EDF653}\WpadDecisionReason = "1"	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1a-77-24-07-a4-d0\WpadDecisionTime = e0dc11f35d1cdb01	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{08B8BAFB-3369-4453-94C4-DEBB60EDF653}\WpadDecision = "0"	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{08B8BAFB-3369-4453-94C4-DEBB60EDF653}\1a-77-24-07-a4-d0	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1a-77-24-07-a4-d0\WpadDecisionReason = "1"	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{08B8BAFB-3369-4453-94C4-DEBB60EDF653}\WpadDecisionTime = e0dc11f35d1cdb01	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1a-77-24-07-a4-d0	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{08B8BAFB-3369-4453-94C4-DEBB60EDF653}\WpadNetworkName = "Network 3"	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1a-77-24-07-a4-d0\WpadDecision = "0"	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2068
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2252

C:\Users\Admin\AppData\Local\Temp\2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-12_80e976ad046a5476231f4d3b64781fa4_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2272

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

Replay Monitor

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
2fc7993e1012be168e9af35dcaedf675

SHA1
ef2c4355b9e09b25ebd8ad0b6b1fc47d8b408f26

SHA256
843c97f8fe77c12fb2be84009e2b1cc2d92e1ecece04530b609fa5a6339efc96

SHA512
233f29b6de2fa431b30629bd0149e2deded39855adbb90eb0f7243c1b56e36184af9c81569b04c9a59cb3ba9d48f4557aec5fde5f8b7ce471cf415fc6b64bcc0

Download Submit
memory/2068-0-0x0000000000400000-0x0000000000A70000-memory.dmp

Filesize
6.4MB

Download
memory/2068-6-0x0000000000400000-0x0000000000A70000-memory.dmp

Filesize
6.4MB

Download
memory/2272-1-0x0000000000400000-0x0000000000A70000-memory.dmp

Filesize
6.4MB

Download
memory/2272-7-0x0000000000400000-0x0000000000A70000-memory.dmp

Filesize
6.4MB

Download

Analysis

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