b8af7411f5326554348cf51451d1831cb038935440edf77d01f392b2cc946927

Analysis

max time kernel
95s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/10/2024, 13:31

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General

Target

b8af7411f5326554348cf51451d1831cb038935440edf77d01f392b2cc946927N.dll
Size

124KB
MD5

627c0c314f3b6380a86dcc516e27df40
SHA1

d9221cc4bd55c3590db08c01949b8cbf1c721e3a
SHA256

b8af7411f5326554348cf51451d1831cb038935440edf77d01f392b2cc946927
SHA512

93f94cfa7b89ff0692e33875e77cbe4f60107833d2aabb5f0d80fabe3fd9515fade572096b47b5867189e1ca447f519f22a27b05e17b85bff42a372b87853fac
SSDEEP

1536:j8v0nBOV3D14cIGW96Aptm0wnRNI4BYJmJq99inEJOS12jkixUabQ:Yv0nBU3pIGRLrYciHcHxUab

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1216	2660	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 3384 wrote to memory of 2660	3384	rundll32.exe	82
PID 3384 wrote to memory of 2660	3384	rundll32.exe	82
PID 3384 wrote to memory of 2660	3384	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b8af7411f5326554348cf51451d1831cb038935440edf77d01f392b2cc946927N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3384
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b8af7411f5326554348cf51451d1831cb038935440edf77d01f392b2cc946927N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2660 -s 604
    3⤵
    - Program crash
    PID:1216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2660 -ip 2660
1⤵
PID:4048

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

Windows 7 deprecation

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