6dba900ba4e73e88cf3d3a062f71735f30e615436d01aa96d18545e97d31a5a4

Analysis

max time kernel
121s
max time network
122s
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/AutoLaunchProtocolsComponent/1.0.0.8/manifest.fingerprint
Size

66B
MD5

0c9218609241dbaa26eba66d5aaf08ab
SHA1

31f1437c07241e5f075268212c11a566ceb514ec
SHA256

52493422ac4c18918dc91ef5c4d0e50c130ea3aa99915fa542b890a79ea94f2b
SHA512

5d25a1fb8d9e902647673975f13d7ca11e1f00f3c19449973d6b466d333198768e777b8cae5becef5c66c9a0c0ef320a65116b5070c66e3b9844461bb0ffa47f

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-1-5-21-2872745919-2748461613-2989606286-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2836	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2836	AcroRd32.exe
2836	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2792	2376	cmd.exe	32
PID 2376 wrote to memory of 2792	2376	cmd.exe	32
PID 2376 wrote to memory of 2792	2376	cmd.exe	32
PID 2792 wrote to memory of 2836	2792	rundll32.exe	33
PID 2792 wrote to memory of 2836	2792	rundll32.exe	33
PID 2792 wrote to memory of 2836	2792	rundll32.exe	33
PID 2792 wrote to memory of 2836	2792	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Nezur_Interface.exe.WebView2\EBWebView\AutoLaunchProtocolsComponent\1.0.0.8\manifest.fingerprint
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\AutoLaunchProtocolsComponent\1.0.0.8\manifest.fingerprint
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2792
- - 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\AutoLaunchProtocolsComponent\1.0.0.8\manifest.fingerprint"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2836

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
dd25b16d2233aaed1ef715e428ec9aa3

SHA1
5b4d56677698372c8d88ef619d7a708de6602f3f

SHA256
01351706bcc3e64b3417054db717909ec9d0b4147376624c64925d9ce44509dc

SHA512
77495e7fee1794bbfbea62ae46e2aa2d2cc47e25683f98cbf81beb369475073956b25dd7698009044e45a77314ccb0ae7b11d183222c0a1c098a8f4ea415eab7

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