a206c8090b1b2b989256aa33b63fc0ff148c4b64ca020082c8c8439a22824faf

Analysis

max time kernel
121s
max time network
130s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
20-08-2024 23:58

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General

Target

NERO55/NERO/NEROPTG.dll
Size

828KB
MD5

6f7e2c9fb5f03e1b85f91e65cce2b856
SHA1

064acedbccbdb84d702ba332914693158fcc8651
SHA256

a0d0af6425300d967852493c79194e73e701a7a132bd9c7a6a205548e3c05888
SHA512

78142ab828474bf166aa997a6c71bc0b545f139e71d17aed7ec796402775cd79befa04d91794dbd52c7741fc42ca489a6180d7ee28d4fa72ebb373c7b8061799
SSDEEP

6144:MF/HX8lrUSXg8KSjFEIZ6p0mY33/t3D+GvE3kP5ct:efXme0f33/t3D+Gvx5G

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 2096 wrote to memory of 2232	2096	rundll32.exe	30
PID 2096 wrote to memory of 2232	2096	rundll32.exe	30
PID 2096 wrote to memory of 2232	2096	rundll32.exe	30
PID 2096 wrote to memory of 2232	2096	rundll32.exe	30
PID 2096 wrote to memory of 2232	2096	rundll32.exe	30
PID 2096 wrote to memory of 2232	2096	rundll32.exe	30
PID 2096 wrote to memory of 2232	2096	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\NERO55\NERO\NEROPTG.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NERO55\NERO\NEROPTG.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2232

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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