0568e45dfc54c298f485c20a0a309764fc0008fd525e20e524d8ab00c348056e

Analysis

max time kernel
92s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-11-2024 15:27

Target

QtAV1.dll
Size

975KB
MD5

9d70b143da5db12d03c7acc92a156db2
SHA1

b210788a2049713db4027c828d742c8fe137398e
SHA256

d8b6d171b5ce0e195933107ab655b177e821756d285a60a900a17d5fd872d889
SHA512

af3621a4181a0220f0f8d2a5eebefde1792b3403f9fbcfbc68ac11df863992bf5ef0727b5160d6880be0369b6ef6622f8d08c1113ca3b73c512807fce63dee9c
SSDEEP

24576:OIG/aFYS0lojipU+ILENMOg+jrj1ubBGnBzLGIZyaktwshp3BnmEt0i52geph4f:OISwlnBmEt0i2gephW

Score

3^/10

discovery

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1772 2624 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
1772	2624	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3932 wrote to memory of 2624	3932	rundll32.exe	rundll32.exe
PID 3932 wrote to memory of 2624	3932	rundll32.exe	rundll32.exe
PID 3932 wrote to memory of 2624	3932	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\QtAV1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3932
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\QtAV1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2624
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2624 -s 700
    3⤵
    - Program crash
    PID:1772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2624 -ip 2624
1⤵
PID:3284

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

memory/2624-0-0x0000000002960000-0x00000000029A8000-memory.dmp

Filesize
288KB

Download
memory/2624-2-0x0000000002B00000-0x0000000002BD2000-memory.dmp

Filesize
840KB

Download
memory/2624-5-0x0000000002BE0000-0x0000000002D70000-memory.dmp

Filesize
1.6MB

Download
memory/2624-3-0x00000000029B0000-0x0000000002A85000-memory.dmp

Filesize
852KB

Download
memory/2624-7-0x0000000002D70000-0x000000000409E000-memory.dmp

Filesize
19.2MB

Download