Malware Analysis Report

2024-10-19 02:48

Sample ID 230129-trkxwseg71
Target 27dcd980511896334e5ac199b42ffb9a2391c2a696652da5bbd2bd7913b7beb8
SHA256 27dcd980511896334e5ac199b42ffb9a2391c2a696652da5bbd2bd7913b7beb8
Tags
hancitor 2502_ser3402 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

27dcd980511896334e5ac199b42ffb9a2391c2a696652da5bbd2bd7913b7beb8

Threat Level: Known bad

The file 27dcd980511896334e5ac199b42ffb9a2391c2a696652da5bbd2bd7913b7beb8 was found to be: Known bad.

Malicious Activity Summary

hancitor 2502_ser3402 downloader

Hancitor

Blocklisted process makes network request

Looks up external IP address via web service

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-01-29 16:17

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-01-29 16:17

Reported

2023-01-29 16:20

Platform

win7-20220901-en

Max time kernel

95s

Max time network

115s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\27dcd980511896334e5ac199b42ffb9a2391c2a696652da5bbd2bd7913b7beb8.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
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

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

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\27dcd980511896334e5ac199b42ffb9a2391c2a696652da5bbd2bd7913b7beb8.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\27dcd980511896334e5ac199b42ffb9a2391c2a696652da5bbd2bd7913b7beb8.dll,#1

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 api.ipify.org udp
N/A 64.185.227.155:80 api.ipify.org tcp
N/A 173.231.16.76:80 api.ipify.org tcp
N/A 8.8.8.8:53 speritentz.com udp
N/A 81.17.29.146:80 speritentz.com tcp
N/A 8.8.8.8:53 survey-smiles.com udp
N/A 199.59.243.222:80 survey-smiles.com tcp
N/A 8.8.8.8:53 afternearde.ru udp
N/A 8.8.8.8:53 counivicop.ru udp

Files

memory/916-54-0x0000000000000000-mapping.dmp

memory/916-55-0x0000000076561000-0x0000000076563000-memory.dmp

memory/916-56-0x0000000074E20000-0x0000000074E2A000-memory.dmp

memory/916-57-0x0000000074E20000-0x0000000074ED0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-01-29 16:17

Reported

2023-01-29 16:20

Platform

win10v2004-20221111-en

Max time kernel

151s

Max time network

176s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\27dcd980511896334e5ac199b42ffb9a2391c2a696652da5bbd2bd7913b7beb8.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
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 752 wrote to memory of 2724 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 752 wrote to memory of 2724 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 752 wrote to memory of 2724 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\27dcd980511896334e5ac199b42ffb9a2391c2a696652da5bbd2bd7913b7beb8.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\27dcd980511896334e5ac199b42ffb9a2391c2a696652da5bbd2bd7913b7beb8.dll,#1

Network

Country Destination Domain Proto
N/A 104.80.225.205:443 tcp
N/A 93.184.221.240:80 tcp
N/A 104.208.16.89:443 tcp
N/A 93.184.221.240:80 tcp
N/A 93.184.221.240:80 tcp
N/A 93.184.221.240:80 tcp
N/A 8.8.8.8:53 api.ipify.org udp
N/A 64.185.227.155:80 api.ipify.org tcp
N/A 8.8.8.8:53 speritentz.com udp
N/A 81.17.29.146:80 speritentz.com tcp
N/A 8.8.8.8:53 14.110.152.52.in-addr.arpa udp
N/A 8.8.8.8:53 afternearde.ru udp
N/A 8.8.8.8:53 counivicop.ru udp

Files

memory/2724-132-0x0000000000000000-mapping.dmp

memory/2724-133-0x0000000074910000-0x000000007491A000-memory.dmp

memory/2724-134-0x0000000074910000-0x00000000749C0000-memory.dmp

memory/2724-135-0x0000000074910000-0x00000000749C0000-memory.dmp