Malware Analysis Report

2025-05-28 17:32

Sample ID 230129-wk6xwshf41
Target cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc
SHA256 cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc
Tags
qakbot obama07 1614243368 banker stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc

Threat Level: Known bad

The file cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc was found to be: Known bad.

Malicious Activity Summary

qakbot obama07 1614243368 banker stealer trojan

Qakbot/Qbot

Loads dropped DLL

Program crash

Creates scheduled task(s)

Suspicious behavior: MapViewOfSection

Checks SCSI registry key(s)

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-01-29 17:59

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-01-29 17:59

Reported

2023-01-29 18:02

Platform

win7-20220812-en

Max time kernel

155s

Max time network

46s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc.dll

Signatures

Qakbot/Qbot

trojan banker stealer qakbot

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\regsvr32.exe N/A

Creates scheduled task(s)

persistence
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\regsvr32.exe N/A
N/A N/A C:\Windows\SysWOW64\regsvr32.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\regsvr32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 540 wrote to memory of 1736 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 540 wrote to memory of 1736 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 540 wrote to memory of 1736 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 540 wrote to memory of 1736 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 540 wrote to memory of 1736 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 540 wrote to memory of 1736 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 540 wrote to memory of 1736 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1736 wrote to memory of 1616 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 1736 wrote to memory of 1616 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 1736 wrote to memory of 1616 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 1736 wrote to memory of 1616 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 1736 wrote to memory of 1616 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 1736 wrote to memory of 1616 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 1616 wrote to memory of 1344 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe
PID 1616 wrote to memory of 1344 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe
PID 1616 wrote to memory of 1344 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe
PID 1616 wrote to memory of 1344 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe
PID 772 wrote to memory of 932 N/A C:\Windows\system32\taskeng.exe C:\Windows\system32\regsvr32.exe
PID 772 wrote to memory of 932 N/A C:\Windows\system32\taskeng.exe C:\Windows\system32\regsvr32.exe
PID 772 wrote to memory of 932 N/A C:\Windows\system32\taskeng.exe C:\Windows\system32\regsvr32.exe
PID 772 wrote to memory of 932 N/A C:\Windows\system32\taskeng.exe C:\Windows\system32\regsvr32.exe
PID 772 wrote to memory of 932 N/A C:\Windows\system32\taskeng.exe C:\Windows\system32\regsvr32.exe
PID 932 wrote to memory of 600 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 932 wrote to memory of 600 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 932 wrote to memory of 600 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 932 wrote to memory of 600 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 932 wrote to memory of 600 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 932 wrote to memory of 600 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 932 wrote to memory of 600 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc.dll

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 tjuduqgupk /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc.dll\"" /SC ONCE /Z /ST 19:02 /ET 19:14

C:\Windows\system32\taskeng.exe

taskeng.exe {0039E18C-9650-4305-9FAC-D1BB38F144D9} S-1-5-18:NT AUTHORITY\System:Service:

C:\Windows\system32\regsvr32.exe

regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc.dll"

C:\Windows\SysWOW64\regsvr32.exe

-s "C:\Users\Admin\AppData\Local\Temp\cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc.dll"

Network

N/A

Files

memory/540-54-0x000007FEFC281000-0x000007FEFC283000-memory.dmp

memory/1736-55-0x0000000000000000-mapping.dmp

memory/1736-56-0x0000000076171000-0x0000000076173000-memory.dmp

memory/1736-57-0x0000000010000000-0x0000000011000000-memory.dmp

memory/1736-58-0x00000000022C0000-0x00000000032C0000-memory.dmp

memory/1616-59-0x0000000000000000-mapping.dmp

memory/1616-61-0x0000000074B01000-0x0000000074B03000-memory.dmp

memory/1616-62-0x0000000000080000-0x00000000000B5000-memory.dmp

memory/1344-63-0x0000000000000000-mapping.dmp

memory/1616-64-0x0000000000080000-0x00000000000B5000-memory.dmp

memory/932-65-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc.dll

MD5 07ebdcfbe8cb115d78a946a2b07bfc13
SHA1 1bbff219a6127b99fea164764cd61fc1be3d84a2
SHA256 855dae6dbec5959dc921d1f9a8bfae528ee2442925a4f3bf7715557fd60ce373
SHA512 278a4f185f190f4adec3611f88058e65c3616f280cc8816105092ba67bc8f6f2a92a50a71e8677c2eacc5719311f5b516999b7ee28cd1417acd16d5c6baf18b6

memory/600-68-0x0000000000000000-mapping.dmp

\Users\Admin\AppData\Local\Temp\cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc.dll

MD5 07ebdcfbe8cb115d78a946a2b07bfc13
SHA1 1bbff219a6127b99fea164764cd61fc1be3d84a2
SHA256 855dae6dbec5959dc921d1f9a8bfae528ee2442925a4f3bf7715557fd60ce373
SHA512 278a4f185f190f4adec3611f88058e65c3616f280cc8816105092ba67bc8f6f2a92a50a71e8677c2eacc5719311f5b516999b7ee28cd1417acd16d5c6baf18b6

Analysis: behavioral2

Detonation Overview

Submitted

2023-01-29 17:59

Reported

2023-01-29 18:02

Platform

win10v2004-20220812-en

Max time kernel

151s

Max time network

160s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc.dll

Signatures

Qakbot/Qbot

trojan banker stealer qakbot

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\regsvr32.exe N/A

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\regsvr32.exe

Checks SCSI registry key(s)

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\DeviceDesc C:\Windows\SysWOW64\regsvr32.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\Service C:\Windows\SysWOW64\regsvr32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000 C:\Windows\SysWOW64\regsvr32.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\DeviceDesc C:\Windows\SysWOW64\regsvr32.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Service C:\Windows\SysWOW64\regsvr32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_DADY_DVD-ROM\4&215468A5&0&010000 C:\Windows\SysWOW64\regsvr32.exe N/A

Creates scheduled task(s)

persistence
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\regsvr32.exe N/A
N/A N/A C:\Windows\SysWOW64\regsvr32.exe N/A
N/A N/A C:\Windows\SysWOW64\regsvr32.exe N/A
N/A N/A C:\Windows\SysWOW64\regsvr32.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\regsvr32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1912 wrote to memory of 964 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1912 wrote to memory of 964 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1912 wrote to memory of 964 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 964 wrote to memory of 1992 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 964 wrote to memory of 1992 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 964 wrote to memory of 1992 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 964 wrote to memory of 1992 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 964 wrote to memory of 1992 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 1992 wrote to memory of 5096 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe
PID 1992 wrote to memory of 5096 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe
PID 1992 wrote to memory of 5096 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe
PID 640 wrote to memory of 1324 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 640 wrote to memory of 1324 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 640 wrote to memory of 1324 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc.dll

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 unnotnlcc /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc.dll\"" /SC ONCE /Z /ST 19:02 /ET 19:14

C:\Windows\system32\regsvr32.exe

regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc.dll"

C:\Windows\SysWOW64\regsvr32.exe

-s "C:\Users\Admin\AppData\Local\Temp\cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc.dll"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1324 -ip 1324

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1324 -s 584

Network

Country Destination Domain Proto
N/A 93.184.220.29:80 tcp
N/A 93.184.220.29:80 tcp
N/A 93.184.220.29:80 tcp
N/A 93.184.221.240:80 tcp
N/A 93.184.221.240:80 tcp
N/A 20.189.173.10:443 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

Files

memory/964-132-0x0000000000000000-mapping.dmp

memory/964-133-0x0000000010000000-0x0000000011000000-memory.dmp

memory/964-134-0x0000000002CB0000-0x0000000003CB0000-memory.dmp

memory/1992-135-0x0000000000000000-mapping.dmp

memory/1992-136-0x0000000000C00000-0x0000000000C35000-memory.dmp

memory/5096-137-0x0000000000000000-mapping.dmp

memory/964-138-0x0000000002CB0000-0x0000000003CB0000-memory.dmp

memory/1992-139-0x0000000000C00000-0x0000000000C35000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc.dll

MD5 07ebdcfbe8cb115d78a946a2b07bfc13
SHA1 1bbff219a6127b99fea164764cd61fc1be3d84a2
SHA256 855dae6dbec5959dc921d1f9a8bfae528ee2442925a4f3bf7715557fd60ce373
SHA512 278a4f185f190f4adec3611f88058e65c3616f280cc8816105092ba67bc8f6f2a92a50a71e8677c2eacc5719311f5b516999b7ee28cd1417acd16d5c6baf18b6

memory/1324-141-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\cadad01fdc18e493521b0c46f25cd7b2c3bcb544ac238ac5f33646962c98accc.dll

MD5 07ebdcfbe8cb115d78a946a2b07bfc13
SHA1 1bbff219a6127b99fea164764cd61fc1be3d84a2
SHA256 855dae6dbec5959dc921d1f9a8bfae528ee2442925a4f3bf7715557fd60ce373
SHA512 278a4f185f190f4adec3611f88058e65c3616f280cc8816105092ba67bc8f6f2a92a50a71e8677c2eacc5719311f5b516999b7ee28cd1417acd16d5c6baf18b6

memory/1324-143-0x0000000010000000-0x0000000011000000-memory.dmp