wannacry | 9ce5cc8a4ed35bf62785b76d07493464a7844ccfaa62767175db1f5044d92b0a

General

Target

2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Size

3.6MB
MD5

6da25243afa3d3f80d5b5b4fc66e0c96
SHA1

b9efd5af035229ad8080544880215b1712a5fd58
SHA256

9ce5cc8a4ed35bf62785b76d07493464a7844ccfaa62767175db1f5044d92b0a
SHA512

24c0851b7383862a8a0fe74249e0746f5dd0e55cf7339348ea39b3067266c1c249827fada40e05bde68bce42ee5810e2800bbac1ece3f667fc144b3cb9060aad
SSDEEP

98304:oDqPoBhz1aRxcSUDk36SAEdhvxWa9131EKf8yAVp2HI:oDqPe1Cxcxk3ZAEUavFEKf8yc4HI

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 (3175) 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
568	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	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_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	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{07A940BD-5318-45F2-A51F-E74C82D4922F}	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{07A940BD-5318-45F2-A51F-E74C82D4922F}\WpadDecisionReason = "1"	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{07A940BD-5318-45F2-A51F-E74C82D4922F}\WpadDecision = "0"	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-24-e7-13-07-cc	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-24-e7-13-07-cc\WpadDecisionReason = "1"	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-24-e7-13-07-cc\WpadDecisionTime = 908a9d9baf60db01	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-24-e7-13-07-cc\WpadDecision = "0"	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00a4000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{07A940BD-5318-45F2-A51F-E74C82D4922F}\WpadDecisionTime = 908a9d9baf60db01	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{07A940BD-5318-45F2-A51F-E74C82D4922F}\WpadNetworkName = "Network 3"	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{07A940BD-5318-45F2-A51F-E74C82D4922F}\76-24-e7-13-07-cc	2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2360
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:568

C:\Users\Admin\AppData\Local\Temp\2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-07_6da25243afa3d3f80d5b5b4fc66e0c96_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2128

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
80871fea1ccedd379478e459fcbcae98

SHA1
d48c8d02d7eaa6836fcacc519557f6bea6332ea4

SHA256
2fb3fc201ca871b99ce4242ebaf8cac1ee4f2207f17c09ff72b113079a24c201

SHA512
b391205faa2eafde3e814e4d4bf89138cd3d82975158cdd03253de629f57150ff44ffbe3c21f5955f219a8a1eeef4eccdd89a640450379a25c14b1e6de474acb

Download Submit
memory/2128-6-0x0000000000400000-0x0000000000A73000-memory.dmp

Filesize
6.4MB

Download
memory/2360-0-0x0000000000400000-0x0000000000A73000-memory.dmp

Filesize
6.4MB

Download
memory/2360-5-0x0000000000400000-0x0000000000A73000-memory.dmp

Filesize
6.4MB

Download

Analysis

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