Malware Analysis Report

2024-10-19 02:48

Sample ID 240120-mz2gaaghf8
Target 6a3d79f41ad61de63427c5baff49e005
SHA256 25b773d34fb3cdaf47d12efe8b83579c6134d612050542d87e529d0ca5191dc3
Tags
hancitor 2508_bqplf downloader
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

25b773d34fb3cdaf47d12efe8b83579c6134d612050542d87e529d0ca5191dc3

Threat Level: Known bad

The file 6a3d79f41ad61de63427c5baff49e005 was found to be: Known bad.

Malicious Activity Summary

hancitor 2508_bqplf downloader

Hancitor

Blocklisted process makes network request

Looks up external IP address via web service

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-01-20 10:54

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-20 10:54

Reported

2024-01-20 10:57

Platform

win7-20231215-en

Max time kernel

146s

Max time network

150s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\6a3d79f41ad61de63427c5baff49e005.dll,#1

Signatures

Hancitor

downloader hancitor

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1636 wrote to memory of 2224 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1636 wrote to memory of 2224 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1636 wrote to memory of 2224 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1636 wrote to memory of 2224 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1636 wrote to memory of 2224 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1636 wrote to memory of 2224 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1636 wrote to memory of 2224 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\6a3d79f41ad61de63427c5baff49e005.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\6a3d79f41ad61de63427c5baff49e005.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 api.ipify.org udp
US 64.185.227.156:80 api.ipify.org tcp
US 8.8.8.8:53 intakinger.com udp
US 8.8.8.8:53 idgentexpliet.ru udp
US 8.8.8.8:53 declassivan.ru udp

Files

memory/2224-0-0x0000000010000000-0x0000000010078000-memory.dmp

memory/2224-1-0x0000000010000000-0x0000000010078000-memory.dmp

memory/2224-2-0x00000000001D0000-0x00000000001D1000-memory.dmp

memory/2224-4-0x0000000010000000-0x0000000010078000-memory.dmp

memory/2224-6-0x00000000001D0000-0x00000000001D1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-20 10:54

Reported

2024-01-20 10:57

Platform

win10v2004-20231222-en

Max time kernel

140s

Max time network

145s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\6a3d79f41ad61de63427c5baff49e005.dll,#1

Signatures

Hancitor

downloader hancitor

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3716 wrote to memory of 4812 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3716 wrote to memory of 4812 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3716 wrote to memory of 4812 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\6a3d79f41ad61de63427c5baff49e005.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\6a3d79f41ad61de63427c5baff49e005.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 api.ipify.org udp
US 64.185.227.156:80 api.ipify.org tcp
US 8.8.8.8:53 intakinger.com udp
US 8.8.8.8:53 idgentexpliet.ru udp
US 8.8.8.8:53 declassivan.ru udp
US 8.8.8.8:53 156.227.185.64.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 intakinger.com udp
US 8.8.8.8:53 udp
US 8.8.8.8:53 declassivan.ru udp

Files

memory/4812-0-0x0000000010000000-0x0000000010078000-memory.dmp

memory/4812-1-0x0000000010000000-0x0000000010078000-memory.dmp

memory/4812-2-0x0000000001200000-0x0000000001201000-memory.dmp

memory/4812-3-0x0000000010000000-0x0000000010078000-memory.dmp

memory/4812-6-0x0000000001200000-0x0000000001201000-memory.dmp