6dba900ba4e73e88cf3d3a062f71735f30e615436d01aa96d18545e97d31a5a4

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 14:42

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General

Target

Nezur_Interface.exe.WebView2/EBWebView/BrowserMetrics/BrowserMetrics-6758B082-4D3C.pma
Size

1.2MB
MD5

542ace663b50480a6557c6c614305c04
SHA1

07bd6451e514ebd17b85974b99a460408d8da780
SHA256

e70847dc942ae21ce51b8d8b9e4273f6b467d3e57250ecfd26def3eb029cb59e
SHA512

68942eb72a7f5e10d0360bacb7d4a6ee0c89e9a2f6a57942496c833dcccd80c6267434282b60343a60477ae7873d88255aaa7a3f23b2bf3103260c400bd8d4e7
SSDEEP

3072:3kvjG1KzbibYg1HFZU0CvOT1CTbGiumFHZBD3XQ8:3kvi1K/ibYaH7U7vOT1CTbGQBD3XQ8

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	AcroRd32.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2744	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2744	AcroRd32.exe
2744	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2284	2376	cmd.exe	32
PID 2376 wrote to memory of 2284	2376	cmd.exe	32
PID 2376 wrote to memory of 2284	2376	cmd.exe	32
PID 2284 wrote to memory of 2744	2284	rundll32.exe	33
PID 2284 wrote to memory of 2744	2284	rundll32.exe	33
PID 2284 wrote to memory of 2744	2284	rundll32.exe	33
PID 2284 wrote to memory of 2744	2284	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Nezur_Interface.exe.WebView2\EBWebView\BrowserMetrics\BrowserMetrics-6758B082-4D3C.pma
1⤵
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Nezur_Interface.exe.WebView2\EBWebView\BrowserMetrics\BrowserMetrics-6758B082-4D3C.pma
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2284
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Nezur_Interface.exe.WebView2\EBWebView\BrowserMetrics\BrowserMetrics-6758B082-4D3C.pma"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2744

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
03f1bbd571b439ef8521f9ac0d1ac0e9

SHA1
da06dd180cbce501892c2d996f96d79e437da4bf

SHA256
63ae61d92302b622e62fc45a2fdeb437e351363d8db05bf99d9879ab684c6ac9

SHA512
5c88653271a65ffbd422c320c64544cc1dcb72ed176f6394eb5abfa726ab084f8d2770a610298553a810aa432f09fe99c9388de48b62fcf1065be9e5ae80ad4f

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