23bd1b461654efdc7ec6635a7adfa9e8a011fbac67b686a4097c422ba85d5744

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09/09/2024, 02:22

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

RVEngine.dll
Size

648KB
MD5

69acaeb5674de1846b0b605f8d8a56c3
SHA1

31110ca24f931d4b70bf9b5b67c6d0ad12d2da3a
SHA256

536dcf08b77a52bcff81f9e2010524f234173372ec0ec8decd85d9d4431a4dd8
SHA512

59d9c3a97a231bbc665b1092c993eb1d49ae4176daef8f9396d1dcbdf18e747c64aed252be59a916d94651b74b35bf4d4e06078e3f9ce2006c71fdfb41720ed1
SSDEEP

12288:hXWJ4FBAiRWQzALZzGxlG4Wt9x7jtihzDdPMqY0XpolFejxT:hXW0BAiRWmALZzGxlG409x7rqY0Z8ejx

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
4784	rundll32.exe
4784	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4504 wrote to memory of 4784	4504	rundll32.exe	83
PID 4504 wrote to memory of 4784	4504	rundll32.exe	83
PID 4504 wrote to memory of 4784	4504	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\RVEngine.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4504
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\RVEngine.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4784

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads