a206c8090b1b2b989256aa33b63fc0ff148c4b64ca020082c8c8439a22824faf

Analysis

max time kernel
117s
max time network
124s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
21-08-2024 00:32

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General

Target

NERO55/NERO/NERONLD.dll
Size

824KB
MD5

f6da0e42e198f62546ca458bb08f834a
SHA1

aed781b24c338f0340d6ba1b29d90f1fb3140063
SHA256

d25905af7db243e1b2b4fc7bb4cd623486a15f7b222e0f787f8c3fd3ba567986
SHA512

2b3bf5080218262550636ef9e8c40886e562cc02d82d6837566432b875cdd8dd185432e355a13d408d3b0d1d0b02d236672e3f11ac95cae0226ad8b4a4920b53
SSDEEP

6144:MFEkX8lrUSXg8KSjFEIZ6p0mY33/t3D+Gvh9XibB6NF1FO:ePXme0f33/t3D+Gv0B6W

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 2064 wrote to memory of 2108	2064	rundll32.exe	31
PID 2064 wrote to memory of 2108	2064	rundll32.exe	31
PID 2064 wrote to memory of 2108	2064	rundll32.exe	31
PID 2064 wrote to memory of 2108	2064	rundll32.exe	31
PID 2064 wrote to memory of 2108	2064	rundll32.exe	31
PID 2064 wrote to memory of 2108	2064	rundll32.exe	31
PID 2064 wrote to memory of 2108	2064	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\NERO55\NERO\NERONLD.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2064
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NERO55\NERO\NERONLD.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2108

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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