Malware Analysis Report

2024-11-30 13:29

Sample ID 241119-1vwxwstbrc
Target 1bf211e2a408fd53194baf1737c7f58b2d64806612fc2a37b4121c80d252a935.exe
SHA256 1bf211e2a408fd53194baf1737c7f58b2d64806612fc2a37b4121c80d252a935
Tags
qakbot tr 1635152597 banker discovery stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

1bf211e2a408fd53194baf1737c7f58b2d64806612fc2a37b4121c80d252a935

Threat Level: Known bad

The file 1bf211e2a408fd53194baf1737c7f58b2d64806612fc2a37b4121c80d252a935.exe was found to be: Known bad.

Malicious Activity Summary

qakbot tr 1635152597 banker discovery stealer trojan

Qakbot family

Qakbot/Qbot

System Location Discovery: System Language Discovery

Scheduled Task/Job: Scheduled Task

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-19 21:58

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-19 21:58

Reported

2024-11-19 22:00

Platform

win7-20241010-en

Max time kernel

118s

Max time network

119s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1bf211e2a408fd53194baf1737c7f58b2d64806612fc2a37b4121c80d252a935.dll,#1

Signatures

Qakbot family

qakbot

Qakbot/Qbot

trojan banker stealer qakbot

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\explorer.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\schtasks.exe N/A

Scheduled Task/Job: Scheduled Task

persistence execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: MapViewOfSection

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2528 wrote to memory of 2536 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2528 wrote to memory of 2536 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2528 wrote to memory of 2536 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2528 wrote to memory of 2536 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2528 wrote to memory of 2536 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2528 wrote to memory of 2536 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2528 wrote to memory of 2536 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2536 wrote to memory of 2396 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\explorer.exe
PID 2536 wrote to memory of 2396 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\explorer.exe
PID 2536 wrote to memory of 2396 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\explorer.exe
PID 2536 wrote to memory of 2396 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\explorer.exe
PID 2536 wrote to memory of 2396 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\explorer.exe
PID 2536 wrote to memory of 2396 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\explorer.exe
PID 2396 wrote to memory of 1780 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe
PID 2396 wrote to memory of 1780 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe
PID 2396 wrote to memory of 1780 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe
PID 2396 wrote to memory of 1780 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1bf211e2a408fd53194baf1737c7f58b2d64806612fc2a37b4121c80d252a935.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1bf211e2a408fd53194baf1737c7f58b2d64806612fc2a37b4121c80d252a935.dll,#1

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn jsobquikf /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\1bf211e2a408fd53194baf1737c7f58b2d64806612fc2a37b4121c80d252a935.dll\"" /SC ONCE /Z /ST 22:01 /ET 22:13

Network

N/A

Files

memory/2536-1-0x00000000745B0000-0x0000000074678000-memory.dmp

memory/2536-0-0x00000000745B0000-0x0000000074678000-memory.dmp

memory/2536-4-0x00000000745B0000-0x0000000074678000-memory.dmp

memory/2536-3-0x0000000074659000-0x000000007465F000-memory.dmp

memory/2396-5-0x00000000000B0000-0x00000000000B2000-memory.dmp

memory/2396-7-0x0000000000080000-0x00000000000A1000-memory.dmp

memory/2536-9-0x00000000745B0000-0x0000000074678000-memory.dmp

memory/2396-12-0x0000000000080000-0x00000000000A1000-memory.dmp

memory/2396-13-0x0000000000080000-0x00000000000A1000-memory.dmp

memory/2396-14-0x0000000000080000-0x00000000000A1000-memory.dmp

memory/2396-16-0x0000000000080000-0x00000000000A1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-19 21:58

Reported

2024-11-19 22:00

Platform

win10v2004-20241007-en

Max time kernel

95s

Max time network

97s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1bf211e2a408fd53194baf1737c7f58b2d64806612fc2a37b4121c80d252a935.dll,#1

Signatures

Qakbot family

qakbot

Qakbot/Qbot

trojan banker stealer qakbot

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\explorer.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\schtasks.exe N/A

Scheduled Task/Job: Scheduled Task

persistence execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe 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 behavior: MapViewOfSection

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\1bf211e2a408fd53194baf1737c7f58b2d64806612fc2a37b4121c80d252a935.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1bf211e2a408fd53194baf1737c7f58b2d64806612fc2a37b4121c80d252a935.dll,#1

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn igzxcog /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\1bf211e2a408fd53194baf1737c7f58b2d64806612fc2a37b4121c80d252a935.dll\"" /SC ONCE /Z /ST 22:01 /ET 22:13

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 86.49.80.91.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/3288-4-0x0000000074949000-0x000000007494F000-memory.dmp

memory/3288-0-0x00000000748A0000-0x0000000074968000-memory.dmp

memory/3288-5-0x00000000748A0000-0x0000000074968000-memory.dmp

memory/1608-6-0x0000000000720000-0x0000000000741000-memory.dmp

memory/3288-7-0x00000000748A0000-0x0000000074968000-memory.dmp

memory/1608-10-0x0000000000720000-0x0000000000741000-memory.dmp

memory/1608-12-0x0000000000720000-0x0000000000741000-memory.dmp

memory/1608-11-0x0000000000720000-0x0000000000741000-memory.dmp

memory/1608-14-0x0000000000720000-0x0000000000741000-memory.dmp