Malware Analysis Report

2024-10-19 02:48

Sample ID 230427-l1vjpaeh98
Target 446322c5499d41edee0ca0b83aba36f0cc74ed4743a2e50e6eb36d2a3469d85f.bin
SHA256 446322c5499d41edee0ca0b83aba36f0cc74ed4743a2e50e6eb36d2a3469d85f
Tags
hancitor 2103_punosh 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

446322c5499d41edee0ca0b83aba36f0cc74ed4743a2e50e6eb36d2a3469d85f

Threat Level: Known bad

The file 446322c5499d41edee0ca0b83aba36f0cc74ed4743a2e50e6eb36d2a3469d85f.bin was found to be: Known bad.

Malicious Activity Summary

hancitor 2103_punosh downloader

Hancitor

Blocklisted process makes network request

Looks up external IP address via web service

Unsigned PE

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-04-27 10:00

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-27 10:00

Reported

2023-04-27 10:03

Platform

win7-20230220-en

Max time kernel

141s

Max time network

126s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\446322c5499d41edee0ca0b83aba36f0cc74ed4743a2e50e6eb36d2a3469d85f.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

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\446322c5499d41edee0ca0b83aba36f0cc74ed4743a2e50e6eb36d2a3469d85f.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\446322c5499d41edee0ca0b83aba36f0cc74ed4743a2e50e6eb36d2a3469d85f.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 api.ipify.org udp
US 64.185.227.155:80 api.ipify.org tcp
US 104.237.62.211:80 api.ipify.org tcp
US 8.8.8.8:53 nanogeelr.com udp
US 8.8.8.8:53 ockpitehou.ru udp
US 8.8.8.8:53 lumentsawfu.ru udp

Files

memory/840-54-0x0000000001DB0000-0x0000000001F6C000-memory.dmp

memory/840-56-0x0000000000200000-0x0000000000208000-memory.dmp

memory/840-55-0x0000000000200000-0x0000000000208000-memory.dmp

memory/840-57-0x00000000001E0000-0x00000000001E7000-memory.dmp

memory/840-58-0x0000000000200000-0x0000000000208000-memory.dmp

memory/840-59-0x0000000001DB0000-0x0000000001F6C000-memory.dmp

memory/840-60-0x0000000000200000-0x0000000000208000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-04-27 10:00

Reported

2023-04-27 10:03

Platform

win10v2004-20230220-en

Max time kernel

121s

Max time network

132s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\446322c5499d41edee0ca0b83aba36f0cc74ed4743a2e50e6eb36d2a3469d85f.dll,#1

Signatures

Hancitor

downloader hancitor

Program crash

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1912 wrote to memory of 4904 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1912 wrote to memory of 4904 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1912 wrote to memory of 4904 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\446322c5499d41edee0ca0b83aba36f0cc74ed4743a2e50e6eb36d2a3469d85f.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\446322c5499d41edee0ca0b83aba36f0cc74ed4743a2e50e6eb36d2a3469d85f.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4904 -ip 4904

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4904 -s 640

Network

Country Destination Domain Proto
US 8.8.8.8:53 240.232.18.117.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 126.21.238.8.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 52.109.8.86:443 tcp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 20.189.173.5:443 tcp
US 8.8.8.8:53 63.13.109.52.in-addr.arpa udp
NL 8.238.178.254:80 tcp
US 117.18.237.29:80 tcp
NL 8.238.178.254:80 tcp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp
US 204.79.197.203:80 tcp
US 117.18.232.240:80 tcp

Files

memory/4904-133-0x0000000003020000-0x0000000003027000-memory.dmp

memory/4904-134-0x0000000003040000-0x0000000003048000-memory.dmp

memory/4904-135-0x0000000000400000-0x00000000005BC000-memory.dmp