wannacry | c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6

General

Target

c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Size

5.0MB
MD5

14baa82b3b48237395b7f0b43927229f
SHA1

99b382b9b239db3a3a0cc34ade673d6071b773d8
SHA256

c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6
SHA512

2819aa2a242abd57db7580e6f03098f0555ea2410be65dca0780fc9dc20f2989d43670905fd58458e99018ac12dc4fb773e5e586b5da960c25fb8bc80b3627ca
SSDEEP

98304:yDqPoBhz1aRxcSUDk36SAEdhvxWa9P5N:yDqPe1Cxcxk3ZAEUadT

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (1065) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Scanning
T1046

Executes dropped EXE 1 IoCs

pid	Process
1648	tasksche.exe

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	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.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"	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E4AFF58-102C-45FB-AB7D-59872A713CF3}\WpadDecision = "0"	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-be-85-f2-83-5e	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-be-85-f2-83-5e\WpadDecision = "0"	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E4AFF58-102C-45FB-AB7D-59872A713CF3}\de-be-85-f2-83-5e	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-be-85-f2-83-5e\WpadDecisionReason = "1"	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E4AFF58-102C-45FB-AB7D-59872A713CF3}\WpadDecisionReason = "1"	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E4AFF58-102C-45FB-AB7D-59872A713CF3}\WpadDecisionTime = 40d4bc215addd801	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E4AFF58-102C-45FB-AB7D-59872A713CF3}\WpadNetworkName = "Network 2"	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-be-85-f2-83-5e\WpadDecisionTime = 40d4bc215addd801	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0015000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E4AFF58-102C-45FB-AB7D-59872A713CF3}	c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe

C:\Users\Admin\AppData\Local\Temp\c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
"C:\Users\Admin\AppData\Local\Temp\c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe"
1⤵
- Drops file in Windows directory
PID:1632
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:1648

C:\Users\Admin\AppData\Local\Temp\c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe
C:\Users\Admin\AppData\Local\Temp\c627a3087882305a308806c37c86758102f1a0f670abd8318d9988d4ec34aca6.exe -m security
1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:592

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Scanning

1

T1046

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
d18bd9b7efe4345dea8e9d6404077248

SHA1
e8122aff4404b3005b41e68bca03be3d0aac73c6

SHA256
68e73d468086e353fcecff73b663f704e6f6144a7c36c291d6573757633073f8

SHA512
ed6c8d86609f0acd694ea976fe253be1d36f0b8097df9e4d5f62fc3b2c5f9a3640f086226f39b9fc7b333c2cc7db3ffd765fd55b057c567758f0e7f70b2ea38f

Download Submit
memory/1632-54-0x0000000075B41000-0x0000000075B43000-memory.dmp

Filesize
8KB

Download

Analysis

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