Malware Analysis Report

2024-11-30 21:51

Sample ID 230206-q7m6eaeb74
Target 5d649c5aa230376f1a08074aee91129b8031606856e9b4b6c6d0387f35f6629d
SHA256 5d649c5aa230376f1a08074aee91129b8031606856e9b4b6c6d0387f35f6629d
Tags
purecrypter downloader loader
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

5d649c5aa230376f1a08074aee91129b8031606856e9b4b6c6d0387f35f6629d

Threat Level: Known bad

The file 5d649c5aa230376f1a08074aee91129b8031606856e9b4b6c6d0387f35f6629d was found to be: Known bad.

Malicious Activity Summary

purecrypter downloader loader

PureCrypter

Program crash

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-02-06 13:54

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-02-06 13:54

Reported

2023-02-06 13:59

Platform

win7-20220812-en

Max time kernel

39s

Max time network

45s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5d649c5aa230376f1a08074aee91129b8031606856e9b4b6c6d0387f35f6629d.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\5d649c5aa230376f1a08074aee91129b8031606856e9b4b6c6d0387f35f6629d.exe

"C:\Users\Admin\AppData\Local\Temp\5d649c5aa230376f1a08074aee91129b8031606856e9b4b6c6d0387f35f6629d.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1604 -s 1192

Network

Country Destination Domain Proto
US 8.8.8.8:53 justnormalsite.ddns.net udp
NL 185.238.3.212:80 justnormalsite.ddns.net tcp
NL 185.238.3.212:80 justnormalsite.ddns.net tcp
NL 185.238.3.212:80 justnormalsite.ddns.net tcp
NL 185.238.3.212:80 justnormalsite.ddns.net tcp
NL 185.238.3.212:80 justnormalsite.ddns.net tcp

Files

memory/1604-54-0x0000000000130000-0x0000000000154000-memory.dmp

memory/1604-55-0x0000000076DC1000-0x0000000076DC3000-memory.dmp

memory/1912-56-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-02-06 13:54

Reported

2023-02-06 13:59

Platform

win10v2004-20221111-en

Max time kernel

94s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5d649c5aa230376f1a08074aee91129b8031606856e9b4b6c6d0387f35f6629d.exe"

Signatures

PureCrypter

loader downloader purecrypter

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\5d649c5aa230376f1a08074aee91129b8031606856e9b4b6c6d0387f35f6629d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\5d649c5aa230376f1a08074aee91129b8031606856e9b4b6c6d0387f35f6629d.exe

"C:\Users\Admin\AppData\Local\Temp\5d649c5aa230376f1a08074aee91129b8031606856e9b4b6c6d0387f35f6629d.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1808 -ip 1808

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1808 -s 1688

Network

Country Destination Domain Proto
US 8.8.8.8:53 justnormalsite.ddns.net udp
NL 185.238.3.212:80 justnormalsite.ddns.net tcp
NL 185.238.3.212:80 justnormalsite.ddns.net tcp
NL 185.238.3.212:80 justnormalsite.ddns.net tcp
NL 185.238.3.212:80 justnormalsite.ddns.net tcp
NL 185.238.3.212:80 justnormalsite.ddns.net tcp
AU 104.46.162.226:443 tcp
US 93.184.221.240:80 tcp
NL 104.80.225.205:443 tcp
US 93.184.221.240:80 tcp

Files

memory/1808-132-0x00000000004F0000-0x0000000000514000-memory.dmp