58fb781b5799f7d8fe31022b0b3fbf129fb84aa608571584a2cc1f50b709da99

Analysis

max time kernel
148s
max time network
146s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
03/09/2026, 09:32

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General

Target
58fb781b5799f7d8fe31022b0b3fbf129fb84aa608571584a2cc1f50b709da99.exe
Size 519KB
Sample260903-lht57sem31
SHA256 58fb781b5799f7d8fe31022b0b3fbf129fb84aa608571584a2cc1f50b709da99
MD5 4758e802a28dcec8ac4cb48b787ebf3d
SHA1 7928fd04bd95716d3b0f9b5c11929d126d5f4136
SHA512 89e08662db595ac188a4accec5e0dc42344a13f9da4631c0296e9aa1913f2d8738bb436e8a18b0591254017b660561ad8791b1e954ae03dbce6cb851c5c8f7c5
SSDEEP 6144:qgGOb1c4+o9DmiJWELzZydaL2/JTFeirEcEOkCybEaQRXr9HNdvOa:qsbO4jrWEHZydaL2/TCOkx2LIa
TLSH
T1AEB47D2AF6A0D076C4B39574C5A286A6FFB1742237214ACFA39047561F637D2BE3530D
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/3308-0-0x0000000000FB0000-0x000000000103A000-memory.dmp	upx
behavioral2/memory/3308-1-0x0000000000FB0000-0x000000000103A000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4128	3308	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	58fb781b5799f7d8fe31022b0b3fbf129fb84aa608571584a2cc1f50b709da99.exe

C:\Users\Admin\AppData\Local\Temp\58fb781b5799f7d8fe31022b0b3fbf129fb84aa608571584a2cc1f50b709da99.exe
"C:\Users\Admin\AppData\Local\Temp\58fb781b5799f7d8fe31022b0b3fbf129fb84aa608571584a2cc1f50b709da99.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:3308
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3308 -s 472
  2⤵
  - Program crash
  PID:4128

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3308 -ip 3308
1⤵
PID:3476

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/3308-0-0x0000000000FB0000-0x000000000103A000-memory.dmp

Download

memory/3308-1-0x0000000000FB0000-0x000000000103A000-memory.dmp