aaa5b307a530fd1d0a570b258663b33e8a60efeb89391d59300c671c8e2ba2e5

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2024, 19:55

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General

Target

优易163邮箱注册机 1.1 绿色版/krnln.dll
Size

1.0MB
MD5

44e2ca67c060fbe3dc0d030149f5a478
SHA1

5df61eb626bc3849893701942114609c1086d496
SHA256

6ced19283dbbb95f264448f380592f4e98ba8228efca2f68821ab3ae61029d93
SHA512

1a348c7585d78dd68c1d0e059ea1d7cea57c1aeff734f834f75025719b9fdd0e9bb16aebe75e15502a1b83106387eaa9493b8990999e0a68b62c1afdbc8cf45e
SSDEEP

12288:rb0+sqCE6yy4bmhSd+1YCHYFZzktq0TNSARuOrRUVbNGvNXXYA/2b:AjE6+bhiHYF5kZI6uOrRUjYNXXYA/

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4340 wrote to memory of 2052	4340	rundll32.exe	82
PID 4340 wrote to memory of 2052	4340	rundll32.exe	82
PID 4340 wrote to memory of 2052	4340	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\优易163邮箱注册机 1.1 绿色版\krnln.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4340
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\优易163邮箱注册机 1.1 绿色版\krnln.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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