8b8be21fa7bca491c93683c9f84bb49370ca7e1e864bd0658ff9e1d2809b67e4

Analysis

max time kernel
148s
max time network
143s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
28/08/2026, 00:16

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General

Target
$PLUGINSDIR/nsArray.dll
Size 18KB
Sample260828-aky2dssamh
SHA256 8b8be21fa7bca491c93683c9f84bb49370ca7e1e864bd0658ff9e1d2809b67e4
MD5 9761d708ea7c49662a21f6690d439e06
SHA1 b2e757e7eee5c788f16d666fb6cf9d41caccb04b
SHA512 25990a993373009ccbd9e89cae3fc601928121775d0d5fe326c55a305ce8de51f35a2cb160e9dfbf3be82a53ddf7b9864116e7f5d3325afd7403cd3b7740c652
SSDEEP 384:nqqedh6EHFRksp7KpFX1ZSf+VIYiWLALiqPxh8E9VF0NymgEy:Ted/FR9mXc/YiWMPxWEspy
TLSH
T1BC827C638A682C05DE634F7071D8863AAE75BBA1DDE1C1C22309C1215B91781BBEC6FC
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
behavioral22/memory/2620-0-0x00000000748D0000-0x00000000748DA000-memory.dmp	upx
behavioral22/memory/2620-1-0x00000000748D0000-0x00000000748DA000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4072	2620	WerFault.exe	89

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 6072 wrote to memory of 2620	6072	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsArray.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:6072
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsArray.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2620
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2620 -s 496
    3⤵
    - Program crash
    PID:4072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 240 -p 2620 -ip 2620
1⤵
PID:5088

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/2620-0-0x00000000748D0000-0x00000000748DA000-memory.dmp

Download

memory/2620-1-0x00000000748D0000-0x00000000748DA000-memory.dmp