f557f7582ff39d6120b350f5beeed2f7b440aee68a7f73b845c336084ae7a34d

Analysis

max time kernel
149s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
02/11/2026, 04:28

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General

Target
f557f7582ff39d6120b350f5beeed2f7b440aee68a7f73b845c336084ae7a34d.exe
Size 2.2MB
Sample261102-e3mhjazyfx
SHA256 f557f7582ff39d6120b350f5beeed2f7b440aee68a7f73b845c336084ae7a34d
MD5 39d7ddd4b6790f3f27fa4ab4cc0afb31
SHA1 6bbf04259c125f7eb1e97e318ac556e5421a202c
SHA512 1b945e7b70a1c713717dc478d34397cf59d5b4a4808f942422cd89d61f10fb50547c78ce56f4260ccbf5c5c69beb41fdf42f8edc99dd1c995e3eb5502690e6ea
SSDEEP 12288:11z+tueLHbjL8KjGwxaRT9gAezVqG50o:11zfC7MKjTxeT9MzMK0o
TLSH
T1F1B5C0D6A588E522CD2516B019E7BDBA0331AF086EF1D7AD3A6D765E37337C29037102
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3852-0-0x0000000000400000-0x0000000000640000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4604	3852	WerFault.exe	83

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	f557f7582ff39d6120b350f5beeed2f7b440aee68a7f73b845c336084ae7a34d.exe

C:\Users\Admin\AppData\Local\Temp\f557f7582ff39d6120b350f5beeed2f7b440aee68a7f73b845c336084ae7a34d.exe
"C:\Users\Admin\AppData\Local\Temp\f557f7582ff39d6120b350f5beeed2f7b440aee68a7f73b845c336084ae7a34d.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:3852
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 420
  2⤵
  - Program crash
  PID:4604

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3852 -ip 3852
1⤵
PID:2944

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/3852-0-0x0000000000400000-0x0000000000640000-memory.dmp

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