af425fff52b81160f9b51524e65e1d765fdef170a2cfb1442794f2b11190c5bb

Analysis

max time kernel
298s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
01/10/2026, 06:52

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General

Target
mfc140u.dll
Size 5.0MB
Sample261001-hm96fada46
SHA256 af425fff52b81160f9b51524e65e1d765fdef170a2cfb1442794f2b11190c5bb
MD5 eacbe787936959fe069068d5769bac08
SHA1 d03c69381702375269dbd025a4e15608fc32d858
SHA512 7cd64a9c32216f6b48726996ccaecade7bd96c6fc6b6ecd756e1be8b74d0029aaeefb2ef6f6913a2e1500b07ad7fea6a056c2d0923d7f1e3aec06e61e0cf521b
SSDEEP 49152:hBJaBPv863I2LDXWUmsdwIGPFXSSu5cKUuIPhv8nXwWAWmuGGdJOE+plly4:hkRfLzWuJ+FX9BuI98bAVuzJh+dd
TLSH
T18C361AB14207961CE7FFC6B4509DD22972329E27D1934EA3FDC52D34AA6BE44E11833A
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 4092 wrote to memory of 4528	4092	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\mfc140u.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4092
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\mfc140u.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4528

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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