aaa5b307a530fd1d0a570b258663b33e8a60efeb89391d59300c671c8e2ba2e5

Analysis

max time kernel
92s
max time network
129s
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/iext.dll
Size

216KB
MD5

3f1b2b497172b65f7bb15453d0d93de0
SHA1

e24556e47ced0b6ae6b89a5e280b83e15ed42e8a
SHA256

4f9ad22aa55455f56619e76a01afeb337e1f28f61c7dde5869eb2a6d8776581e
SHA512

8837e6108ffde548674487c5ebba3e3dbee8bfafa5727470d3ebaeec039baefc6dc3d756a199f4fb334754985288f0a5577b32eb41fbd69295fc9681354cd3f2
SSDEEP

3072:Mn8on8DDXsrbOfcrhoqJJeSld1oLLPCa/p9Z/oUHhRO6fVo:Ogcmqmud1oVldRp

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 3540 wrote to memory of 4272	3540	rundll32.exe	85
PID 3540 wrote to memory of 4272	3540	rundll32.exe	85
PID 3540 wrote to memory of 4272	3540	rundll32.exe	85

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\iext.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3540
- 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\iext.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4272

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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