fa8ff6cd1cf26f4e9ee26e68cd7e764f572e9845ddbd0ca305ada1beaca97ccb

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14/08/2024, 18:05

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General

Target

aminstall.dll
Size

157KB
MD5

cec88cfc2853cf5490d23af767f3aae4
SHA1

642b38211d1c18def13b9d6b76b622f7b36779a2
SHA256

2a7ee893990dc65bdd4865e0ff3295fe331c82981a5cc40751c8fdfe90d1190b
SHA512

9dc4ed2fcbdf1f01f0a873a7607a705d80f8621b08aa18ef56ea8b8b5cce29c304507bed6096a28bfdde4a15dd76a57ffcdd20b175157682add98d05db354b52
SSDEEP

3072:8oy/SJZ1bsvb7EX3jUzrK9TBffJqteZDXwtep6+:8aosXmK9TBZFK

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
876	1904	WerFault.exe	84

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 4748 wrote to memory of 1904	4748	rundll32.exe	84
PID 4748 wrote to memory of 1904	4748	rundll32.exe	84
PID 4748 wrote to memory of 1904	4748	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aminstall.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\aminstall.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1904
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1904 -s 616
    3⤵
    - Program crash
    PID:876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1904 -ip 1904
1⤵
PID:4628

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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