Malware Analysis Report

2025-05-28 17:31

Sample ID 230129-wldmqsgc34
Target 8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270
SHA256 8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270
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

8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270

Threat Level: Known bad

The file 8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270 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: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-01-29 18:00

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-01-29 18:00

Reported

2023-01-29 18:02

Platform

win7-20220901-en

Max time kernel

149s

Max time network

50s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270.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 1524 wrote to memory of 1692 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1524 wrote to memory of 1692 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1524 wrote to memory of 1692 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1524 wrote to memory of 1692 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1524 wrote to memory of 1692 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1524 wrote to memory of 1692 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1524 wrote to memory of 1692 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1692 wrote to memory of 1112 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 1692 wrote to memory of 1112 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 1692 wrote to memory of 1112 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 1692 wrote to memory of 1112 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 1692 wrote to memory of 1112 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 1692 wrote to memory of 1112 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 1112 wrote to memory of 376 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe
PID 1112 wrote to memory of 376 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe
PID 1112 wrote to memory of 376 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe
PID 1112 wrote to memory of 376 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe
PID 668 wrote to memory of 980 N/A C:\Windows\system32\taskeng.exe C:\Windows\system32\regsvr32.exe
PID 668 wrote to memory of 980 N/A C:\Windows\system32\taskeng.exe C:\Windows\system32\regsvr32.exe
PID 668 wrote to memory of 980 N/A C:\Windows\system32\taskeng.exe C:\Windows\system32\regsvr32.exe
PID 668 wrote to memory of 980 N/A C:\Windows\system32\taskeng.exe C:\Windows\system32\regsvr32.exe
PID 668 wrote to memory of 980 N/A C:\Windows\system32\taskeng.exe C:\Windows\system32\regsvr32.exe
PID 980 wrote to memory of 1216 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 980 wrote to memory of 1216 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 980 wrote to memory of 1216 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 980 wrote to memory of 1216 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 980 wrote to memory of 1216 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 980 wrote to memory of 1216 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 980 wrote to memory of 1216 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\8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270.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 yivrnlfzvh /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270.dll\"" /SC ONCE /Z /ST 18:02 /ET 18:14

C:\Windows\system32\taskeng.exe

taskeng.exe {CB1FA215-913C-4EDB-9F49-94EAA2E50D08} S-1-5-18:NT AUTHORITY\System:Service:

C:\Windows\SysWOW64\regsvr32.exe

-s "C:\Users\Admin\AppData\Local\Temp\8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270.dll"

C:\Windows\system32\regsvr32.exe

regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270.dll"

Network

N/A

Files

memory/1524-54-0x000007FEFB5E1000-0x000007FEFB5E3000-memory.dmp

memory/1692-55-0x0000000000000000-mapping.dmp

memory/1692-56-0x0000000075B51000-0x0000000075B53000-memory.dmp

memory/1692-57-0x0000000010000000-0x0000000011000000-memory.dmp

memory/1692-58-0x0000000002120000-0x0000000003120000-memory.dmp

memory/1112-59-0x0000000000000000-mapping.dmp

memory/1112-61-0x0000000073E91000-0x0000000073E93000-memory.dmp

memory/1112-62-0x0000000000160000-0x0000000000195000-memory.dmp

memory/376-63-0x0000000000000000-mapping.dmp

memory/1112-64-0x0000000000160000-0x0000000000195000-memory.dmp

memory/980-65-0x0000000000000000-mapping.dmp

memory/1216-68-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270.dll

MD5 f9cf6e6ef110e8d92ec7eff5537de2f8
SHA1 cd6c65d176924e2b6149fbacaddbf2a52a1196ac
SHA256 6120f1d7081950b52ae4fd7efcd5017741e8ec3105c2773f6d0207b573fb77f3
SHA512 9d8d0b2a633db92171df82ee387e8f0c0001013e894206150f59133a2a054dbac7f85165a93449e9e5a49adb524ef80cbf40ed36b5fe2c4139ee9b3458f91f07

\Users\Admin\AppData\Local\Temp\8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270.dll

MD5 f9cf6e6ef110e8d92ec7eff5537de2f8
SHA1 cd6c65d176924e2b6149fbacaddbf2a52a1196ac
SHA256 6120f1d7081950b52ae4fd7efcd5017741e8ec3105c2773f6d0207b573fb77f3
SHA512 9d8d0b2a633db92171df82ee387e8f0c0001013e894206150f59133a2a054dbac7f85165a93449e9e5a49adb524ef80cbf40ed36b5fe2c4139ee9b3458f91f07

Analysis: behavioral2

Detonation Overview

Submitted

2023-01-29 18:00

Reported

2023-01-29 18:02

Platform

win10v2004-20220812-en

Max time kernel

141s

Max time network

151s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270.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 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
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

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 2268 wrote to memory of 2232 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2268 wrote to memory of 2232 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2268 wrote to memory of 2232 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2232 wrote to memory of 3548 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 2232 wrote to memory of 3548 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 2232 wrote to memory of 3548 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 2232 wrote to memory of 3548 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 2232 wrote to memory of 3548 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\explorer.exe
PID 3548 wrote to memory of 1240 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe
PID 3548 wrote to memory of 1240 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe
PID 3548 wrote to memory of 1240 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\SysWOW64\schtasks.exe
PID 4884 wrote to memory of 4788 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 4884 wrote to memory of 4788 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 4884 wrote to memory of 4788 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\8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270.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 ysockohp /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270.dll\"" /SC ONCE /Z /ST 19:02 /ET 19:14

C:\Windows\system32\regsvr32.exe

regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270.dll"

C:\Windows\SysWOW64\regsvr32.exe

-s "C:\Users\Admin\AppData\Local\Temp\8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270.dll"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4788 -ip 4788

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4788 -s 192

Network

Country Destination Domain Proto
N/A 178.79.208.1:80 tcp
N/A 8.8.8.8:53 164.2.77.40.in-addr.arpa udp
N/A 8.8.8.8:53 f.7.6.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.7.0.0.0.0.3.0.1.3.0.6.2.ip6.arpa udp

Files

memory/2232-132-0x0000000000000000-mapping.dmp

memory/2232-133-0x0000000010000000-0x0000000011000000-memory.dmp

memory/2232-134-0x0000000002E40000-0x0000000003E40000-memory.dmp

memory/2232-135-0x0000000010000000-0x0000000011000000-memory.dmp

memory/3548-136-0x0000000000000000-mapping.dmp

memory/1240-137-0x0000000000000000-mapping.dmp

memory/3548-138-0x0000000000160000-0x0000000000195000-memory.dmp

memory/3548-139-0x0000000000160000-0x0000000000195000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270.dll

MD5 f9cf6e6ef110e8d92ec7eff5537de2f8
SHA1 cd6c65d176924e2b6149fbacaddbf2a52a1196ac
SHA256 6120f1d7081950b52ae4fd7efcd5017741e8ec3105c2773f6d0207b573fb77f3
SHA512 9d8d0b2a633db92171df82ee387e8f0c0001013e894206150f59133a2a054dbac7f85165a93449e9e5a49adb524ef80cbf40ed36b5fe2c4139ee9b3458f91f07

memory/4788-141-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\8631d1db1830fbf8ecf3e15e2a154acdc9b61df0788579e00c92c6f04d881270.dll

MD5 f9cf6e6ef110e8d92ec7eff5537de2f8
SHA1 cd6c65d176924e2b6149fbacaddbf2a52a1196ac
SHA256 6120f1d7081950b52ae4fd7efcd5017741e8ec3105c2773f6d0207b573fb77f3
SHA512 9d8d0b2a633db92171df82ee387e8f0c0001013e894206150f59133a2a054dbac7f85165a93449e9e5a49adb524ef80cbf40ed36b5fe2c4139ee9b3458f91f07

memory/4788-143-0x0000000010000000-0x0000000011000000-memory.dmp