6dba900ba4e73e88cf3d3a062f71735f30e615436d01aa96d18545e97d31a5a4

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-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.json
Size

134B
MD5

58d3ca1189df439d0538a75912496bcf
SHA1

99af5b6a006a6929cc08744d1b54e3623fec2f36
SHA256

a946db31a6a985bdb64ea9f403294b479571ca3c22215742bdc26ea1cf123437
SHA512

afd7f140e89472d4827156ec1c48da488b0d06daaa737351c7bec6bc12edfc4443460c4ac169287350934ca66fb2f883347ed8084c62caf9f883a736243194a2

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-1-5-21-3551809350-4263495960-1443967649-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2740	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2740	AcroRd32.exe
2740	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2696 wrote to memory of 1836	2696	cmd.exe	31
PID 2696 wrote to memory of 1836	2696	cmd.exe	31
PID 2696 wrote to memory of 1836	2696	cmd.exe	31
PID 1836 wrote to memory of 2740	1836	rundll32.exe	32
PID 1836 wrote to memory of 2740	1836	rundll32.exe	32
PID 1836 wrote to memory of 2740	1836	rundll32.exe	32
PID 1836 wrote to memory of 2740	1836	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Nezur_Interface.exe.WebView2\EBWebView\AutoLaunchProtocolsComponent\1.0.0.8\manifest.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2696
- 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.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1836
- - 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.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2740

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
23eb600d5b410f08d154b34fca0e4c19

SHA1
c022c7a9fa00ec737252ca138251ccb433b5fed1

SHA256
304026670c02391e95f4b2cc76f762ba0cd920fb5d58c91db49488c936edde30

SHA512
0cabe18a2fa9eba3b66c07c9c35ba7e03ac4f9b574c8798ba08abd3c439129decb27bbb3caac23c5c199f961b8aeea5ef88d488e2a4874532243dde387614fc5

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