6dba900ba4e73e88cf3d3a062f71735f30e615436d01aa96d18545e97d31a5a4

Analysis

max time kernel
103s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 14:42

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General

Target

Nezur_Interface.exe.WebView2/EBWebView/Crashpad/settings.dat
Size

280B
MD5

1d067422203aa571d41510689a583844
SHA1

4c9b41c316a6181dbfab735f02514036287de223
SHA256

800d6b853b242b40d4b1ab7948cbc3389d6695f1ee32c9b90c702e04e328fecb
SHA512

43216ab64994b23579fd50c37f9d798cf4a15ade28eabbdb9abc5457d288cc909c14277fdcbbd7124527172cfb57f36f0e0492bb1ae6f355c24e4087a02b6d27

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-1-5-21-3692679935-4019334568-335155002-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2168	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2168	AcroRd32.exe
2168	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 3020	3000	cmd.exe	30
PID 3000 wrote to memory of 3020	3000	cmd.exe	30
PID 3000 wrote to memory of 3020	3000	cmd.exe	30
PID 3020 wrote to memory of 2168	3020	rundll32.exe	31
PID 3020 wrote to memory of 2168	3020	rundll32.exe	31
PID 3020 wrote to memory of 2168	3020	rundll32.exe	31
PID 3020 wrote to memory of 2168	3020	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Nezur_Interface.exe.WebView2\EBWebView\Crashpad\settings.dat
1⤵
- Suspicious use of WriteProcessMemory
PID:3000
- 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\Crashpad\settings.dat
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:3020
- - 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\Crashpad\settings.dat"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2168

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

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
0a349a6f44f135b564a37bbd640f40f2

SHA1
a764753a9ef7bf407a553fa40746d173f776c378

SHA256
a966905ae620334c9475036f29f47c514a44dccd6ec11a491366ab2ec73bf32b

SHA512
b7ae86d975bdf5d4f6d49c487a602f7d46acfb78b7229dce387dc1591d3c30ab41cbbb3cbb5cc822633950e91adbc10d71ca06a8a9d2d140cd37191c08f39dc6

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