a5dddaf5381afbd2f01e6b3b3334e6ec968d8acf0756db21a1196888c962da1b

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
06/07/2026, 04:26

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General

Target
a5dddaf5381afbd2f01e6b3b3334e6ec968d8acf0756db21a1196888c962da1b.dll
Size 6.6MB
Sample260706-e2yjeadv5q
SHA256 a5dddaf5381afbd2f01e6b3b3334e6ec968d8acf0756db21a1196888c962da1b
MD5 0448971aa057aaf2e96aa79dd333b764
SHA1 f02d991f5487ad61f8385154a79a4e582c2d96bf
SHA512 a413aa3c51e04b73ec8edd3482ada86bd723c85a477984cacc4a21ea1c0e74c40d0b9039656849364f753692e9279cfbfc0fd0123893913a7a54612a4ca0e3b1
SSDEEP 98304:l7XCrEgiYIvNYstyA6m/oCrEgiYIvNYstyA6mX:l71gu1YvPgu1Yv
TLSH
T11866CFAD628433ACC06FC4349423ED5472BA652E1BB5A5EF71CBFED03B5B850D942B12
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
behavioral1/memory/4300-0-0x0000000074AA0000-0x0000000075133000-memory.dmp	upx
behavioral1/memory/4300-1-0x0000000074AA0000-0x0000000075133000-memory.dmp	upx

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1500	4300	WerFault.exe	86
1832	4300	WerFault.exe	86

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 3284 wrote to memory of 4300	3284	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a5dddaf5381afbd2f01e6b3b3334e6ec968d8acf0756db21a1196888c962da1b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3284
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a5dddaf5381afbd2f01e6b3b3334e6ec968d8acf0756db21a1196888c962da1b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4300
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4300 -s 596
    3⤵
    - Program crash
    PID:1500
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4300 -s 616
    3⤵
    - Program crash
    PID:1832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4300 -ip 4300
1⤵
PID:4260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4300 -ip 4300
1⤵
PID:4012

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

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Downloads

memory/4300-0-0x0000000074AA0000-0x0000000075133000-memory.dmp

Download

memory/4300-1-0x0000000074AA0000-0x0000000075133000-memory.dmp