Malware Analysis Report

2024-11-15 08:47

Sample ID 241111-l8nq4sxkdt
Target 195c6af5174895c9b5fbf451de76dd7df5f51cdc7086e528e601c1248cf6885a.exe
SHA256 195c6af5174895c9b5fbf451de76dd7df5f51cdc7086e528e601c1248cf6885a
Tags
koiloader discovery loader
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

195c6af5174895c9b5fbf451de76dd7df5f51cdc7086e528e601c1248cf6885a

Threat Level: Known bad

The file 195c6af5174895c9b5fbf451de76dd7df5f51cdc7086e528e601c1248cf6885a.exe was found to be: Known bad.

Malicious Activity Summary

koiloader discovery loader

KoiLoader

Koiloader family

Detects KoiLoader payload

Unsigned PE

System Location Discovery: System Language Discovery

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 10:12

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 10:12

Reported

2024-11-11 10:14

Platform

win7-20240903-en

Max time kernel

117s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\195c6af5174895c9b5fbf451de76dd7df5f51cdc7086e528e601c1248cf6885a.exe"

Signatures

KoiLoader

loader koiloader

Koiloader family

koiloader

Detects KoiLoader payload

loader
Description Indicator Process Target
N/A N/A N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\195c6af5174895c9b5fbf451de76dd7df5f51cdc7086e528e601c1248cf6885a.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\195c6af5174895c9b5fbf451de76dd7df5f51cdc7086e528e601c1248cf6885a.exe

"C:\Users\Admin\AppData\Local\Temp\195c6af5174895c9b5fbf451de76dd7df5f51cdc7086e528e601c1248cf6885a.exe"

Network

N/A

Files

memory/2556-0-0x0000000000100000-0x000000000010D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 10:12

Reported

2024-11-11 10:14

Platform

win10v2004-20241007-en

Max time kernel

96s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\195c6af5174895c9b5fbf451de76dd7df5f51cdc7086e528e601c1248cf6885a.exe"

Signatures

KoiLoader

loader koiloader

Koiloader family

koiloader

Detects KoiLoader payload

loader
Description Indicator Process Target
N/A N/A N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\195c6af5174895c9b5fbf451de76dd7df5f51cdc7086e528e601c1248cf6885a.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\195c6af5174895c9b5fbf451de76dd7df5f51cdc7086e528e601c1248cf6885a.exe

"C:\Users\Admin\AppData\Local\Temp\195c6af5174895c9b5fbf451de76dd7df5f51cdc7086e528e601c1248cf6885a.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/208-0-0x00000000006C0000-0x00000000006CD000-memory.dmp