f91bcd9d3d988584387df187be2027b3330dc1c78e010d575ae30c860f3ae461

Analysis

max time kernel
148s
max time network
147s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
15/08/2026, 10:17

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General

Target
f91bcd9d3d988584387df187be2027b3330dc1c78e010d575ae30c860f3ae461.exe
Size 828KB
Sample260815-mbcs1stfla
SHA256 f91bcd9d3d988584387df187be2027b3330dc1c78e010d575ae30c860f3ae461
MD5 1213258939ca8deb6183d82758adbec4
SHA1 28ab6d2d59b40ee8ca8519cb78952a0fe79ad9c6
SHA512 71b947ddc6b7e65464e2fdecc21c9b0663e913a9ee0d5919be02f2141644ab30e923c19979d34fed3f7c95e030f1aac595eace22d8c85a5512f75f91f842d743
SSDEEP 12288:ky9b7e7qwr52idQoHUtyFKVWf0371kKfUjRk3v37An:ky9Xe7qhilHqyFlf03xkcP6
TLSH
T10E053A126246A63FF06A1B398423D313983DB76575128C96E7F419CCCF263E31A3EA57
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery installer

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5756	4900	WerFault.exe	87

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	f91bcd9d3d988584387df187be2027b3330dc1c78e010d575ae30c860f3ae461.exe

Inno Setup is an open-source installation builder for Windows applications. 2 IoCs

Inno Setup installer

installer

resource	yara_rule
behavioral2/memory/4900-0-0x0000000000920000-0x00000000009F7000-memory.dmp	innosetup
behavioral2/memory/4900-2-0x0000000000920000-0x00000000009F7000-memory.dmp	innosetup

C:\Users\Admin\AppData\Local\Temp\f91bcd9d3d988584387df187be2027b3330dc1c78e010d575ae30c860f3ae461.exe
"C:\Users\Admin\AppData\Local\Temp\f91bcd9d3d988584387df187be2027b3330dc1c78e010d575ae30c860f3ae461.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4900
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4900 -s 404
  2⤵
  - Program crash
  PID:5756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 392 -p 4900 -ip 4900
1⤵
PID:2256

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/4900-0-0x0000000000920000-0x00000000009F7000-memory.dmp

Download

memory/4900-2-0x0000000000920000-0x00000000009F7000-memory.dmp