c01c0bce2f0088ebdd2f006b207ab1a2e033c455c59fc21b4e8bffcd2fd20077

Analysis

max time kernel
94s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
08/09/2024, 02:15

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General

Target

UPnPNat.dll
Size

241KB
MD5

acf78bf059c6ca525df39635301fb5db
SHA1

7b6d87ec7ef931ce30da7357e6105f3e99f26e93
SHA256

de0714e880f0d25c3faf29808456c54e9ef744a2158b6c67379db3e0579db0d5
SHA512

16533c10d4cc8bf3c1e66a79c502a465eabf04f3459194ed6fa5611d52497c952a1a1b21bfb56fe05aabe117a6d063cf40d0310466a72f3f829dd0d0cc96f20d
SSDEEP

3072:s36NLoMGAJGwA7akf3tkloBrMvgxWDEee4qEeeDGUUvt8TfDmtKNATdnwJ:YcGPakf9kl6MYYEZXEdDGUUvqTbFNDJ

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 1812 wrote to memory of 3996	1812	rundll32.exe	82
PID 1812 wrote to memory of 3996	1812	rundll32.exe	82
PID 1812 wrote to memory of 3996	1812	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\UPnPNat.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1812
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\UPnPNat.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3996

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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