5e2b7ee91606a8a2327f731f4d863c505daa70a9eb10ca0700529f6aa4fd61a8

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
01/08/2024, 21:33

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General

Target

a4w195.dll
Size

840KB
MD5

751cd83ecc997a739cf1c986fe42b42c
SHA1

d872ec8b339ae56545432e8367d093726f4226ec
SHA256

1d768fd8d9df0c44ef3e6e808e5210effe652645fe6c9a887a0e9e196a349183
SHA512

c73f03b1231e6166b433c5e6755f846e1c8ffa4af4c89866ae099060a8ecaef6e454eb4e79691bf1c616dd7a868036ad51914465b3b459e78ed7416afa2cf0c3
SSDEEP

12288:OXSj/Dx8oBqg4EZAd21eGAB7sWWLe35MhBzSz3JPoPytoNgI8l:OXQ/1mECkeGAB7tyY3JYytoNgI8l

Score

3^/10

discovery

Malware Config

Signatures

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 4984 wrote to memory of 3484	4984	rundll32.exe	83
PID 4984 wrote to memory of 3484	4984	rundll32.exe	83
PID 4984 wrote to memory of 3484	4984	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a4w195.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4984
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a4w195.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3484

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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