4fef4ff8e72422e355843f0a8dcb82064a88f94ef1c26917f6ccadc31fbd345d

Analysis

max time kernel
149s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
07/07/2026, 15:19

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General

Target
DLL/E_UPWJ01.dll
Size 988KB
Sample260707-sqlblagx7p
SHA256 4fef4ff8e72422e355843f0a8dcb82064a88f94ef1c26917f6ccadc31fbd345d
MD5 5799f3f4c0345d40c1e277c4413b8b16
SHA1 c5baec0d277091fe6e291d39c7e3b81c9b6828c5
SHA512 116d91d1c6862143e7acf4f2977f79c2d43b4beef502c6080b2c0a7c09a996dbd9c860fe0de33b8a97f24ff3f5fc440d7d23c3e03de25c49cbb826de6cd55416
SSDEEP 12288:mePu0/A4T7orAjG704Bo8Mg52vuZJrN+B0clhmAm4ChHAJWTGImmnc:mUogDgUWZD+BlAAmBhHAYThnc
TLSH
T166257D202FDCC535D3AD2533A57AA37532AB76311B3092CB6A902A7D9E305D3B938717
MD5 SHA1 SHA512 SSDEEP TLSH

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 1 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 556	2396	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\DLL\E_UPWJ01.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\DLL\E_UPWJ01.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:556

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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