a748f144569f91d7f1a94f6c9771e5b0c8657ae9c1e4ae38d0a68b46b009b647

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21/11/2024, 08:54

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General

Target

a748f144569f91d7f1a94f6c9771e5b0c8657ae9c1e4ae38d0a68b46b009b647.dll
Size

1.3MB
MD5

9c5044f706aca80d038dfaeb76764257
SHA1

a9489a85b38ab3e43821568b530f050ee614830b
SHA256

a748f144569f91d7f1a94f6c9771e5b0c8657ae9c1e4ae38d0a68b46b009b647
SHA512

e3f2fadb8761b510c77b4de340a006eb770f2cc650c0bacc3e41b2913088bc87c90dcf83a22190522e7c3b3b956467d5699ec048c670cb02cd96fa8684bc46e7
SSDEEP

24576:Um8H0KKcnfLr0BWfPsSJxPSa7iT3xuP+bClDDglK02nMnh:UegEp4TEwk

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3024	1664	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 use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1448 wrote to memory of 1664	1448	rundll32.exe	83
PID 1448 wrote to memory of 1664	1448	rundll32.exe	83
PID 1448 wrote to memory of 1664	1448	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a748f144569f91d7f1a94f6c9771e5b0c8657ae9c1e4ae38d0a68b46b009b647.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1448
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a748f144569f91d7f1a94f6c9771e5b0c8657ae9c1e4ae38d0a68b46b009b647.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1664
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1664 -s 832
    3⤵
    - Program crash
    PID:3024

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1664 -ip 1664
1⤵
PID:2484

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/1664-0-0x00000000751F0000-0x000000007536A000-memory.dmp

Filesize
1.5MB

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