wannacry | 84bebbe2cc14519a656dd6ee54e892191872f7122ebf53ef6b2349a5218c11e1

Resubmissions

18-07-2024 07:25

240718-h84wjs1hpb 10

18-07-2024 07:19

240718-h51pqa1gng 10

17-07-2024 20:55

240717-zqkhmaydmq 10

17-07-2024 19:21

240717-x2pwdaycjb 10

Analysis

max time kernel
150s
max time network
154s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
17-07-2024 20:55

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Size

3.6MB
MD5

ef29f0f2a7b98ea19767b8ae66d1ffb8
SHA1

093b3916ee1bea0442278d0aa87be5703207e627
SHA256

b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c
SHA512

9ab431d19633ed54dc1cc8bc4e511cabcfcba56ee0ff30197f5bd7aca07b33f2b605ab17f07fba066f5c910903f27bb04f4eb04cbed539af783564bbeba2c80e
SSDEEP

98304:yDqPoBhhRxcSUDk36SAEdhvxWa9P59Uc/Jf:yDqPSxcxk3ZAEUadv1

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3251) 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
2948	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	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00b0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{628C3927-B791-4511-B4E7-F3819ADA65A3}	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{628C3927-B791-4511-B4E7-F3819ADA65A3}\WpadDecisionReason = "1"	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-60-78-88-67-62	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{628C3927-B791-4511-B4E7-F3819ADA65A3}\9a-60-78-88-67-62	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-60-78-88-67-62\WpadDecisionReason = "1"	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-60-78-88-67-62\WpadDecisionTime = 50022dae8bd8da01	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{628C3927-B791-4511-B4E7-F3819ADA65A3}\WpadDecisionTime = 50022dae8bd8da01	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{628C3927-B791-4511-B4E7-F3819ADA65A3}\WpadDecision = "0"	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{628C3927-B791-4511-B4E7-F3819ADA65A3}\WpadNetworkName = "Network 3"	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-60-78-88-67-62\WpadDecision = "0"	b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe

C:\Users\Admin\AppData\Local\Temp\b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
"C:\Users\Admin\AppData\Local\Temp\b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe"
1⤵
- Drops file in Windows directory
PID:2552
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2948

C:\Users\Admin\AppData\Local\Temp\b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe
C:\Users\Admin\AppData\Local\Temp\b764629e1f43851daf984c9372422b65ddceae28f83d6211873f4c8f8672c41c.exe -m security
1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
d5ca82b0fdfcd6b7e63bc83a49e60cbc

SHA1
5b6a6548ac48b0903a232c8c140e9d16770b905d

SHA256
3d0b4f048e8058cf077e76ea22ff8441431747c2a2a42b8ecbbf93f2655012ca

SHA512
cabf490ab13a7384d477441f593597e71d9fc8ce07452062d4ab6d239a910a46751aaef17f642a2a7dfb516904b34739d7b96c0c70fcdbf194aff63325058651

Download Submit