9ebe4f5ffe19d7e669c824a2509be455273aa434cf42c82ec91e3a7d8b49e3dd

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
14/09/2024, 05:15

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General

Target

x86_netfx-fw_netfxperf_dll_31bf3856ad364e35_6.1.6001.18242_none_5c993a771a2304b1/netfxperf.dll
Size

48KB
MD5

15515ae1540b4ee2b75df63fc15129df
SHA1

4a247f06653681012da78e2fcd09b8af1d794eeb
SHA256

cfddac99f0661f04e2713b8b19564d0bb22ba213dcb4bd4c9fd4a4b3a84c7fb5
SHA512

19ecf64e1147600b34fca7997150d4c940ce6d6dc0bbbc280edb2e2bea3d6355961702a46f86429e2b4ee32916c0113ad0bd5796aa7487b7367ed54e58773bae
SSDEEP

768:T0z1rtepW1aP272q3EWwotnby8QJ8s0PMRAr6+xuAz4Z/jlSD:TmrUo1U2SQLtnb5uTRArdx4Z/A

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 7 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 2268	2128	rundll32.exe	30
PID 2128 wrote to memory of 2268	2128	rundll32.exe	30
PID 2128 wrote to memory of 2268	2128	rundll32.exe	30
PID 2128 wrote to memory of 2268	2128	rundll32.exe	30
PID 2128 wrote to memory of 2268	2128	rundll32.exe	30
PID 2128 wrote to memory of 2268	2128	rundll32.exe	30
PID 2128 wrote to memory of 2268	2128	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\x86_netfx-fw_netfxperf_dll_31bf3856ad364e35_6.1.6001.18242_none_5c993a771a2304b1\netfxperf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\x86_netfx-fw_netfxperf_dll_31bf3856ad364e35_6.1.6001.18242_none_5c993a771a2304b1\netfxperf.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2268

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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