b0fe5e9cc5e5529bf71dfd6818c259983a51f2f17960a91736bbacc065403e18

Analysis

max time kernel
14s
max time network
18s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07/09/2024, 16:15

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General

Target

tv_w32.dll
Size

48KB
MD5

8ed1d2b0875cb6197f0d99b24ee9af66
SHA1

51a3363a1499f4fea4de464debc4ba11a18be911
SHA256

663b890fac656a12db0044d9cd2a4d2311c69715665b03b1e4e5e876b497b05d
SHA512

15bf86375300fb78d9ec5f0aeeec7265439adbe9491184fb84497c07b8921b60ce99d0369d796252afb720894f2493fbf82d217b73da2272b9004649dd717bba
SSDEEP

768:vnbNOCWYFawkf5soDYunk220HOtUM3CCGVkQiFptzsk51MIIL1:/BSsunocCUDJVkjJsk518R

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 use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 792 wrote to memory of 2984	792	rundll32.exe	30
PID 792 wrote to memory of 2984	792	rundll32.exe	30
PID 792 wrote to memory of 2984	792	rundll32.exe	30
PID 792 wrote to memory of 2984	792	rundll32.exe	30
PID 792 wrote to memory of 2984	792	rundll32.exe	30
PID 792 wrote to memory of 2984	792	rundll32.exe	30
PID 792 wrote to memory of 2984	792	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\tv_w32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:792
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\tv_w32.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2984

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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