6dcad858cc3ff78d58c1dae5e93caf7d8bacb4f2fcf9e71bccb250bf32c7f564

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
03/08/2026, 23:27

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General

Target
dxupdate.dll
Size 168KB
Sample260803-3ff91adj8z
SHA256 6dcad858cc3ff78d58c1dae5e93caf7d8bacb4f2fcf9e71bccb250bf32c7f564
MD5 94202f25810812f72953938552255fb8
SHA1 c1e88f196935d8affc1783ccf8b8954d7f2bfb62
SHA512 65b66d07ef68e0d1e79f236a4800c857e991ee3ff80ece4cfdd0b5f6083ea16f8a52d351c3af721cb05c06394ec91b4b5e3cfa4b0f0879f7549f3e3ed035e79e
SSDEEP 3072:By6LKSOwGi/9S7BLfsdg3/Vhxo4yYbfBu20jPzwRFvxdGF4EdRDWXGTHzh/KV8ce:4wGaI5W4/Vhxo4BJV0jLwTGF4IDdPEe
TLSH
T148F36A15B740E472D5D20178711C26235AFDA8B117B980CBE74B2BCAE9E53C0E67E36B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5112	4980	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 4164 wrote to memory of 4980	4164	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dxupdate.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4164
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dxupdate.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4980 -s 636
    3⤵
    - Program crash
    PID:5112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4980 -ip 4980
1⤵
PID:4784

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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