f81d6052ed4a4f812f51342608025f30b2d5c6cddaa5181699198a0397bf2f88

Analysis

max time kernel
150s
max time network
133s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
09/08/2026, 11:48

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General

Target
f81d6052ed4a4f812f51342608025f30b2d5c6cddaa5181699198a0397bf2f88.exe
Size 8.1MB
Sample260809-nyvssael2w
SHA256 f81d6052ed4a4f812f51342608025f30b2d5c6cddaa5181699198a0397bf2f88
MD5 644c431b98e88aa3880204e186242473
SHA1 555a060a2fa08700df788ef2f68212fa9456716c
SHA512 c34419cfc5f031c7641f75a4a12a00e0af65e77e442d1f125751b8744f1e0629e923dac773bc0ffa0e8b7e6a68f92d8c3a1d55d62b82a846fa7af31bb1bb5503
SSDEEP 196608:v6EC1zjn/AXMwPlaLdLBKFC6mZIfOigFgGXJzu:iDjn/AlP8Ldh6SIfOigRz
TLSH
T16786336BB940412CC365E3B264340B3555E1ECB1CE9E4B41C8E7FB52ADB5B075E62C3A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1404-0-0x0000000000B20000-0x0000000001B8A000-memory.dmp	upx
behavioral2/memory/1404-1-0x0000000000B20000-0x0000000001B8A000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2584	1404	WerFault.exe	88

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	f81d6052ed4a4f812f51342608025f30b2d5c6cddaa5181699198a0397bf2f88.exe

C:\Users\Admin\AppData\Local\Temp\f81d6052ed4a4f812f51342608025f30b2d5c6cddaa5181699198a0397bf2f88.exe
"C:\Users\Admin\AppData\Local\Temp\f81d6052ed4a4f812f51342608025f30b2d5c6cddaa5181699198a0397bf2f88.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1404
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1404 -s 596
  2⤵
  - Program crash
  PID:2584

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1404 -ip 1404
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

Replay Monitor

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Downloads

memory/1404-0-0x0000000000B20000-0x0000000001B8A000-memory.dmp

Download

memory/1404-1-0x0000000000B20000-0x0000000001B8A000-memory.dmp