Malware Analysis Report

2024-11-13 16:42

Sample ID 230228-bjwejsgf2v
Target fcd225017f49da726e9e6d0c0252fd8bb65be87c63893451e1796ff4af55b975
SHA256 fcd225017f49da726e9e6d0c0252fd8bb65be87c63893451e1796ff4af55b975
Tags
purecrypter downloader loader
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

fcd225017f49da726e9e6d0c0252fd8bb65be87c63893451e1796ff4af55b975

Threat Level: Known bad

The file fcd225017f49da726e9e6d0c0252fd8bb65be87c63893451e1796ff4af55b975 was found to be: Known bad.

Malicious Activity Summary

purecrypter downloader loader

Purecrypter family

PureCrypter

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-02-28 01:10

Signatures

Purecrypter family

purecrypter

Analysis: behavioral2

Detonation Overview

Submitted

2023-02-28 01:10

Reported

2023-02-28 01:13

Platform

win10v2004-20230220-en

Max time kernel

126s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fcd225017f49da726e9e6d0c0252fd8bb65be87c63893451e1796ff4af55b975.exe"

Signatures

PureCrypter

loader downloader purecrypter

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\fcd225017f49da726e9e6d0c0252fd8bb65be87c63893451e1796ff4af55b975.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fcd225017f49da726e9e6d0c0252fd8bb65be87c63893451e1796ff4af55b975.exe

"C:\Users\Admin\AppData\Local\Temp\fcd225017f49da726e9e6d0c0252fd8bb65be87c63893451e1796ff4af55b975.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 cents-ability.org udp
US 198.187.31.39:443 cents-ability.org tcp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 210.81.184.52.in-addr.arpa udp
US 8.8.8.8:53 39.31.187.198.in-addr.arpa udp
US 8.8.8.8:53 42.220.44.20.in-addr.arpa udp
US 8.8.8.8:53 65.193.24.20.in-addr.arpa udp
US 8.8.8.8:53 250.108.137.52.in-addr.arpa udp
US 8.8.8.8:53 164.113.223.173.in-addr.arpa udp
US 8.8.8.8:53 14.110.152.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 161.252.72.23.in-addr.arpa udp
US 20.189.173.11:443 tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 2.36.159.162.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 176.122.125.40.in-addr.arpa udp
US 8.8.8.8:53 254.3.248.8.in-addr.arpa udp
US 8.8.8.8:53 62.13.109.52.in-addr.arpa udp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp

Files

memory/1732-133-0x0000000000860000-0x0000000000868000-memory.dmp

memory/1732-134-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

memory/1732-135-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2023-02-28 01:10

Reported

2023-02-28 01:13

Platform

win7-20230220-en

Max time kernel

142s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fcd225017f49da726e9e6d0c0252fd8bb65be87c63893451e1796ff4af55b975.exe"

Signatures

PureCrypter

loader downloader purecrypter

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\fcd225017f49da726e9e6d0c0252fd8bb65be87c63893451e1796ff4af55b975.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fcd225017f49da726e9e6d0c0252fd8bb65be87c63893451e1796ff4af55b975.exe

"C:\Users\Admin\AppData\Local\Temp\fcd225017f49da726e9e6d0c0252fd8bb65be87c63893451e1796ff4af55b975.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 cents-ability.org udp
US 198.187.31.39:443 cents-ability.org tcp
US 198.187.31.39:443 cents-ability.org tcp
US 198.187.31.39:443 cents-ability.org tcp
US 198.187.31.39:443 cents-ability.org tcp
US 198.187.31.39:443 cents-ability.org tcp
US 198.187.31.39:443 cents-ability.org tcp
US 198.187.31.39:443 cents-ability.org tcp
US 198.187.31.39:443 cents-ability.org tcp
US 198.187.31.39:443 cents-ability.org tcp
US 198.187.31.39:443 cents-ability.org tcp
US 198.187.31.39:443 cents-ability.org tcp
US 198.187.31.39:443 cents-ability.org tcp

Files

memory/1808-54-0x00000000012F0000-0x00000000012F8000-memory.dmp

memory/1808-55-0x0000000004B90000-0x0000000004BD0000-memory.dmp

memory/1808-56-0x0000000004B90000-0x0000000004BD0000-memory.dmp