cb052f8872ccb66822c7948fd08674fa2675dce2d1078911ce84401e65de4321

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
07/08/2026, 12:17

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General

Target
$TEMP/R2RSS2048.dll
Size 80KB
Sample260807-pgj6dsdn9v
SHA256 cb052f8872ccb66822c7948fd08674fa2675dce2d1078911ce84401e65de4321
MD5 86a55609ce310b5acc2045d08a5e8e90
SHA1 3bd0aca4db0df91b86238d1141eb243771a6bd65
SHA512 7863d5a3f8b2286a194e7c71aed5a9c1c3126e1fedc5c4d0ad5bd40ddfa244df1590fd42c5bf9795164790012387f97291f1494eb45f4776344d167f22713581
SSDEEP 1536:vO3Bu94BGEAVEuDEgg4mQvpS4gvTLxM0:6u9PpKYI
TLSH
T18A836C60B5D2AA72E01A267D330B5B571F7FF6340552D097DBE80D4A99B22C3CF2A193
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4504	4316	WerFault.exe	87

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 1 IoCs

description	pid	Process	procid_target
PID 1140 wrote to memory of 4316	1140	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\R2RSS2048.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1140
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\R2RSS2048.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4316
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4316 -s 612
    3⤵
    - Program crash
    PID:4504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4316 -ip 4316
1⤵
PID:1176

Network

MITRE ATT&CK Enterprise v16

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 v16

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