Malware Analysis Report

2025-05-28 17:32

Sample ID 230103-tqwb8sbh99
Target 1684-59-0x00000000003F0000-0x0000000000470000-memory.dmp
SHA256 c8cbdc712c0b9d9edf0ecde1b5a97713aa4f8c5697e8678598fe0e806b5ee4f6
Tags
qakbot
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

c8cbdc712c0b9d9edf0ecde1b5a97713aa4f8c5697e8678598fe0e806b5ee4f6

Threat Level: Known bad

The file 1684-59-0x00000000003F0000-0x0000000000470000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

qakbot

Qakbot family

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-01-03 16:16

Signatures

Qakbot family

qakbot

Analysis: behavioral2

Detonation Overview

Submitted

2023-01-03 16:16

Reported

2023-01-03 16:18

Platform

win10v2004-20220812-en

Max time kernel

150s

Max time network

153s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1684-59-0x00000000003F0000-0x0000000000470000-memory.dll,#1

Signatures

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 4656 wrote to memory of 4860 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4656 wrote to memory of 4860 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4656 wrote to memory of 4860 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\1684-59-0x00000000003F0000-0x0000000000470000-memory.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1684-59-0x00000000003F0000-0x0000000000470000-memory.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4860 -ip 4860

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 540

Network

Country Destination Domain Proto
N/A 93.184.221.240:80 tcp
N/A 93.184.221.240:80 tcp
N/A 52.168.117.170:443 tcp
N/A 93.184.221.240:80 tcp
N/A 93.184.221.240:80 tcp

Files

memory/4860-132-0x0000000000000000-mapping.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2023-01-03 16:16

Reported

2023-01-03 16:18

Platform

win7-20220812-en

Max time kernel

42s

Max time network

45s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1684-59-0x00000000003F0000-0x0000000000470000-memory.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1672 wrote to memory of 1624 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1624 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1624 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1624 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1624 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1624 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1624 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\1684-59-0x00000000003F0000-0x0000000000470000-memory.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1684-59-0x00000000003F0000-0x0000000000470000-memory.dll,#1

Network

N/A

Files

memory/1624-54-0x0000000000000000-mapping.dmp

memory/1624-55-0x00000000753C1000-0x00000000753C3000-memory.dmp