wannacry | 75b6f47db183bd4257be36c918c8894ad7932a927a9d63512ba207d3031ef69d

Resubmissions

23-07-2024 13:42

240723-qz4s7awcme 10

23-07-2024 13:24

240723-qnkaeavfnf 10

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
23-07-2024 13:24

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General

Target

2024-07-23_970bc66e370b372a62deaaf7b9282259_wannacry.exe
Size

5.0MB
MD5

970bc66e370b372a62deaaf7b9282259
SHA1

e7469fa43364a5365743007ce461aefd607a5aa2
SHA256

75b6f47db183bd4257be36c918c8894ad7932a927a9d63512ba207d3031ef69d
SHA512

ee16d3c07e976db99f7520ed75b1a3b2ede1e1780a4c4a2afb22b52fe0b8b325007aba99a53553ea37e2d5195282610e77871546d531fd9d1ae1e340f3d6346e
SSDEEP

49152:XnAQqMSPbcBVUx+TSqTdX1HkQo6SAARdhnv:XDqPoBWxcSUDk36SAEdhv

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3372) 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
2412	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 Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-07-23_970bc66e370b372a62deaaf7b9282259_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-07-23_970bc66e370b372a62deaaf7b9282259_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-07-23_970bc66e370b372a62deaaf7b9282259_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-07-23_970bc66e370b372a62deaaf7b9282259_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-07-23_970bc66e370b372a62deaaf7b9282259_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-07-23_970bc66e370b372a62deaaf7b9282259_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-07-23_970bc66e370b372a62deaaf7b9282259_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-23_970bc66e370b372a62deaaf7b9282259_wannacry.exe"
1⤵
- Drops file in Windows directory
PID:4292
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2412

C:\Users\Admin\AppData\Local\Temp\2024-07-23_970bc66e370b372a62deaaf7b9282259_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-07-23_970bc66e370b372a62deaaf7b9282259_wannacry.exe -m security
1⤵
- Modifies data under HKEY_USERS
PID:4612

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

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
a32ec03b39d840916a4e1b4323b75391

SHA1
0846856f96d3ccc7fbca49a1da128240efb6d884

SHA256
17a30fbc205a7e6de1379160184b650af36b0acd4e24c24b7441ad8084b7bb99

SHA512
1fa2ada8dd60c013f3499b01bf4c1b00c2aa79db2c20c17184775eeed9c49bc2a905b25228edc324e9f31bab1510dceaff01e455dcfa73a727a9942bd6b8697d

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