790266f679f399a10b26371ab1cf17292a9586bca0bc52c97f13d965b78911a8

Analysis

max time kernel
94s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/09/2024, 13:44

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General

Target

u5qfpyjy2p.dll
Size

17KB
MD5

40ec87b2fe39097f68409834c4d79d6f
SHA1

1efafb59ff23847310944327b87442be7a2e9068
SHA256

5567d4c9d8fba6f4b05e80835e85f854d056c2b863861af136164f1941322d86
SHA512

012742ef15eaa547bac6c59d92367e8ab004dca528651f8428d554e5351522ef777b6e73de26e285fd327cc5c171829727313c477c3cdbd6df6c8334f30d9b36
SSDEEP

384:tR8Vjd/VR2vTsfqegBu8FkwEZVNSINKfh7/YQgGh4:tYd/VR2vTP7xFkwa4xqQgD

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4516	3620	WerFault.exe	83

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 behavior: EnumeratesProcesses 8 IoCs

pid	Process
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe
3620	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1112 wrote to memory of 3620	1112	rundll32.exe	83
PID 1112 wrote to memory of 3620	1112	rundll32.exe	83
PID 1112 wrote to memory of 3620	1112	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\u5qfpyjy2p.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1112
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\u5qfpyjy2p.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3620
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3620 -s 732
    3⤵
    - Program crash
    PID:4516

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3620 -ip 3620
1⤵
PID:4076

Network

MITRE ATT&CK Enterprise v15

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/3620-0-0x0000000075440000-0x0000000075449000-memory.dmp

Filesize
36KB

Download
memory/3620-1-0x0000000075440000-0x0000000075449000-memory.dmp

Filesize
36KB

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