931c62c979203129aa06a9bdb2b4cfd49442af20e156890ed570b498c4ba011e

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12/09/2024, 16:48

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General

Target

aminstall.dll
Size

124KB
MD5

2ec42398e55da7ef94b72261b9a598ea
SHA1

ebb8ea2af408b985117930b214b3ac9fb9bfb27c
SHA256

a5240dd109c8721f3d8b0279375dff0044c5461cf68306eae9267fa122f0caf1
SHA512

c5532c8f7628c56f2aebd311261202b3764d1a04111dc90040de9711f7df49dfc71fd9b674b1d9251052bafec0b6dff9f9b49ec79fa2fb484fda7891905edb77
SSDEEP

3072:N5ejXjok9otaxPAWe3TBfywbl0UjpXwtep6+BR:N4jMk9ot0AWe3TBJeUSMR

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4812	2392	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 2560 wrote to memory of 2392	2560	rundll32.exe	83
PID 2560 wrote to memory of 2392	2560	rundll32.exe	83
PID 2560 wrote to memory of 2392	2560	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aminstall.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2560
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\aminstall.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2392
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 624
    3⤵
    - Program crash
    PID:4812

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2392 -ip 2392
1⤵
PID:4612

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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