wannacry | 9cc1500b575737cb00a205c02fa5aa9b69a461b51b5222e160630fb829d61bf9

Analysis

max time kernel
120s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25-07-2024 12:23

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General

Target

d005d7ca07825ba047366b1711a2c9c0N.exe
Size

5.0MB
MD5

d005d7ca07825ba047366b1711a2c9c0
SHA1

19a2156b42f97bc2ec1bfeef1573a942706e12dd
SHA256

9cc1500b575737cb00a205c02fa5aa9b69a461b51b5222e160630fb829d61bf9
SHA512

969c09e582cfc033658f39f291dd802c3dad96735e184e5ff2d4bd4a385a021bb7cb7672d2dc615ea8c96519d4bd5017a7ddb17e508fed063050bbc609bba5d3
SSDEEP

12288:GvbLgPlu+QhMbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7zw+K+DHeQYSUjEXFO:2bLgddQhfdmMSirYbcMNgef0QeQjG

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (2505) 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
2740	tasksche.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	d005d7ca07825ba047366b1711a2c9c0N.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	d005d7ca07825ba047366b1711a2c9c0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d005d7ca07825ba047366b1711a2c9c0N.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	d005d7ca07825ba047366b1711a2c9c0N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	d005d7ca07825ba047366b1711a2c9c0N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	d005d7ca07825ba047366b1711a2c9c0N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	d005d7ca07825ba047366b1711a2c9c0N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	d005d7ca07825ba047366b1711a2c9c0N.exe

C:\Users\Admin\AppData\Local\Temp\d005d7ca07825ba047366b1711a2c9c0N.exe
"C:\Users\Admin\AppData\Local\Temp\d005d7ca07825ba047366b1711a2c9c0N.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:5072
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2740

C:\Users\Admin\AppData\Local\Temp\d005d7ca07825ba047366b1711a2c9c0N.exe
C:\Users\Admin\AppData\Local\Temp\d005d7ca07825ba047366b1711a2c9c0N.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:3336

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

System Location Discovery

T1614

System Language Discovery

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
ac2927f49de3ecec3106d5fffe5aa1f6

SHA1
29a1f91792fa472520fabc1b1078054c73699416

SHA256
2646190742f23a3bc2f47b430224f71ca73ba79a4df4f5dc12bdcb8fe66ab92e

SHA512
eaf8176340625ae87306dc8bab8530431c4f1474d2b949449f354af21ee75a7b7818ab66c2b3d0e6ab28318b085d413b6e82ba1e5809d1da6b6a922fed78d271

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