7d37a5e0932b5e1eec6591a591f5838227fb46c4dbb6e01c7d8292c05ba2ac6f

Analysis

max time kernel
149s
max time network
127s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20260513-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
submitted
23/08/2026, 11:41

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General

Target
OTT.dll
Size 2.6MB
Sample260823-ntyzmsgk6w
SHA256 7d37a5e0932b5e1eec6591a591f5838227fb46c4dbb6e01c7d8292c05ba2ac6f
MD5 75331d983b19109519faef7d75032e81
SHA1 a8e85b2936cb497cb83255cd07e0a5f96ba9dd03
SHA512 a4693b866c7bc00958102399e6cee0db4ced080e6d1c2c6cd64e056577436f549b3fcf06479e89356391524523dbf63ace7562f4ee4cfd524f5a5a896aca6864
SSDEEP 49152:ThaqM9EqlKvUMAIzxcziL++50RGotksT++Tw0OnG1u4lSTmg:Thuyh4iL+40RGoto0lNlM
TLSH
T195D5BD11B502C239D5DD01B0997EBFAF41295E780B390AD79BD8AEAC58381C32F73697
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4624	3308	WerFault.exe	82

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 3552 wrote to memory of 3308	3552	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\OTT.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3552
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\OTT.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3308
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3308 -s 644
    3⤵
    - Program crash
    PID:4624

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3308 -ip 3308
1⤵
PID:4740

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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