4adfeb9a9f584c7039a6aa3b0121f7ed6c17b5ff85479b6a7246a28d619a669a

Resubmissions

01/09/2024, 14:08

240901-rfv8datbph 4

01/09/2024, 13:57

240901-q9ddzssdrm 3

Analysis

max time kernel
1508s
max time network
1481s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
01/09/2024, 13:57

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Report Analysis Logs

General

Target

Natro Macro v1.0.0.2/nm_image_assets/Styles/USkin.dll
Size

692KB
MD5

18f8b370ca79d7baadccb0c08741f43e
SHA1

c06c950255d211d94f8f61d68f93928e59925509
SHA256

9ccf45f05dc84f343d63ebcd96d2c2452257c2582ebe05c2fe317a16d62a3347
SHA512

938cdcca172a3d19600182fbd0f7140e7c50d3adbba7f381bfae4e105ac180462ae1604bfb2209505dddcc79cb659af2775eda7c35fdddc9985537281a4aa0d7
SSDEEP

6144:idW+94kXx05HD2XsU3ilunEfdMxgzi03NXG8SPycHxUihV/v+eWAOuGdNsfkj4fx:idW+94Qx05HD2cU334NhqZV/GJgfCQL

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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
2356	rundll32.exe
2356	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2356	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2568 wrote to memory of 2356	2568	rundll32.exe	82
PID 2568 wrote to memory of 2356	2568	rundll32.exe	82
PID 2568 wrote to memory of 2356	2568	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Natro Macro v1.0.0.2\nm_image_assets\Styles\USkin.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2568
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Natro Macro v1.0.0.2\nm_image_assets\Styles\USkin.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2356

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

Windows 7 deprecation

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