3ba5a64627b60af7d7c25347bab71125f19a15588f615a15b7dd48d42c0b9f2f

Analysis

user interaction
yes
max time kernel
84s
max time network
34s
platform
windows11-21h2_x64
resource
win11-20260911-en
resource tags

arch:x64arch:x86image:win11-20260911-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
19/09/2026, 16:07

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General

Target
TenioDL_core.dll
Size 544KB
Sample260919-tk599adn2w
SHA256 3ba5a64627b60af7d7c25347bab71125f19a15588f615a15b7dd48d42c0b9f2f
MD5 84a2e28195fa1d303095329929d4a0ba
SHA1 f728c1089dab4faaad3ed58c46aa706a7a12311c
SHA512 1014028588cc69ef2bfc77674734158b03047a389134da9ff05bed938783746073075c790669596de709ee763b42507899126fd083d490bf4fac97a3d1cc63e9
SSDEEP 12288:6v1CCnNG1fP80L617nrujGY30fOiAG/J6MID1Ap:maEfyyYkfOiA4J6MIi
TLSH
T1FEC41701B611C235D5AA00F58EBAC6FD96787E510F2550D3F3C83FBE5EB15E6AA3210A
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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
4252	rundll32.exe
4252	rundll32.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1804 wrote to memory of 4252	1804	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\TenioDL_core.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1804
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\TenioDL_core.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4252

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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