1ff9294afabf3cb4b61670abd50e253a0ee878e533293bde60b2a1ced34e5869

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07/08/2024, 15:48

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General

Target

$TEMP/R2RJUCE.dll
Size

242KB
MD5

90a452c84f7f2b5ca5a61bccaaa17e92
SHA1

3fb5829be5db5af55ee4043f0dce7f9253d800dd
SHA256

674a6eafb277261cd6959a4145329ab8b612fe5948fc8daf064192498fa65f92
SHA512

41304120d3b2d0489fa82c13abce47fca967c6415e28c05382c0c567a167ff400f7d58b843afdfcc33227d4caa8fbb32af38fa7175fd066631fe1bb82615975b
SSDEEP

3072:BsUYsLox8+vwJMcr7HKKQnpkrsvPmp55kIlzjjrfFO75Ag0Fuev/TBfoxzV7i94:n0x8fO0KD2AvPmbeQNcAOe3TBgDtDc

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4880	3116	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 2824 wrote to memory of 3116	2824	rundll32.exe	83
PID 2824 wrote to memory of 3116	2824	rundll32.exe	83
PID 2824 wrote to memory of 3116	2824	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\R2RJUCE.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2824
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\R2RJUCE.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3116
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3116 -s 620
    3⤵
    - Program crash
    PID:4880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3116 -ip 3116
1⤵
PID:2076

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

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