Malware Analysis Report

2025-05-05 21:37

Sample ID 201020-yw5m7k6wrx
Target doc_pack-602014108.xls
SHA256 2ee61b25227ca71de4079882ba7e6750dfddcee9c2b864aeb53d8b16d61b8d9e
Tags
macro trojan banker stealer qakbot
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

2ee61b25227ca71de4079882ba7e6750dfddcee9c2b864aeb53d8b16d61b8d9e

Threat Level: Known bad

The file doc_pack-602014108.xls was found to be: Known bad.

Malicious Activity Summary

macro trojan banker stealer qakbot

Qakbot/Qbot

Office macro that triggers on suspicious action

Suspicious Office macro

Executes dropped EXE

Loads dropped DLL

Process spawned suspicious child process

Office loads VBA resources, possible macro or embedded object present

Suspicious use of SetWindowsHookEx

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Checks processor information in registry

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Creates scheduled task(s)

Enumerates system info in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-10-20 23:08

Signatures

Office macro that triggers on suspicious action

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

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2020-10-20 23:08

Reported

2020-10-20 23:17

Platform

win7

Max time kernel

113s

Max time network

105s

Command Line

"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-602014108.xls

Signatures

Qakbot/Qbot

trojan banker stealer qakbot

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\COsuv\Wegerb\szvMhegn.exe N/A
N/A N/A C:\COsuv\Wegerb\szvMhegn.exe N/A

Office loads VBA resources, possible macro or embedded object present

Creates scheduled task(s)

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

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1612 wrote to memory of 1488 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\COsuv\Wegerb\szvMhegn.exe
PID 1612 wrote to memory of 1488 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\COsuv\Wegerb\szvMhegn.exe
PID 1612 wrote to memory of 1488 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\COsuv\Wegerb\szvMhegn.exe
PID 1612 wrote to memory of 1488 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\COsuv\Wegerb\szvMhegn.exe
PID 1488 wrote to memory of 396 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1488 wrote to memory of 396 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1488 wrote to memory of 396 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1488 wrote to memory of 396 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1488 wrote to memory of 108 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe
PID 1488 wrote to memory of 108 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe
PID 1488 wrote to memory of 108 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe
PID 1488 wrote to memory of 108 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe
PID 1488 wrote to memory of 556 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Windows\SysWOW64\schtasks.exe
PID 1488 wrote to memory of 556 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Windows\SysWOW64\schtasks.exe
PID 1488 wrote to memory of 556 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Windows\SysWOW64\schtasks.exe
PID 1488 wrote to memory of 556 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Windows\SysWOW64\schtasks.exe
PID 108 wrote to memory of 628 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe
PID 108 wrote to memory of 628 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe
PID 108 wrote to memory of 628 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe
PID 108 wrote to memory of 628 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe
PID 108 wrote to memory of 1040 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe C:\Windows\SysWOW64\explorer.exe
PID 108 wrote to memory of 1040 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe C:\Windows\SysWOW64\explorer.exe
PID 108 wrote to memory of 1040 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe C:\Windows\SysWOW64\explorer.exe
PID 108 wrote to memory of 1040 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe C:\Windows\SysWOW64\explorer.exe
PID 108 wrote to memory of 1040 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe C:\Windows\SysWOW64\explorer.exe
PID 1956 wrote to memory of 1976 N/A C:\Windows\system32\taskeng.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1956 wrote to memory of 1976 N/A C:\Windows\system32\taskeng.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1956 wrote to memory of 1976 N/A C:\Windows\system32\taskeng.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1956 wrote to memory of 1976 N/A C:\Windows\system32\taskeng.exe C:\COsuv\Wegerb\szvMhegn.exe

Processes

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-602014108.xls

C:\COsuv\Wegerb\szvMhegn.exe

"C:\COsuv\Wegerb\szvMhegn.exe"

C:\COsuv\Wegerb\szvMhegn.exe

C:\COsuv\Wegerb\szvMhegn.exe /C

C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn enfkespmvp /tr "\"C:\COsuv\Wegerb\szvMhegn.exe\" /I enfkespmvp" /SC ONCE /Z /ST 23:13 /ET 23:25

C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\system32\taskeng.exe

taskeng.exe {569C2719-8E41-48A6-BA10-2D9E4DE5CDF7} S-1-5-18:NT AUTHORITY\System:Service:

C:\COsuv\Wegerb\szvMhegn.exe

C:\COsuv\Wegerb\szvMhegn.exe /I enfkespmvp

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 blog.vokasidev.com udp
N/A 68.65.123.245:80 blog.vokasidev.com tcp

Files

memory/1612-0-0x000000000012D000-0x0000000000131000-memory.dmp

memory/1612-1-0x000000000012D000-0x0000000000131000-memory.dmp

memory/1304-2-0x000007FEF7CD0000-0x000007FEF7F4A000-memory.dmp

memory/1488-3-0x0000000000000000-mapping.dmp

C:\COsuv\Wegerb\szvMhegn.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/1612-5-0x0000000007C90000-0x0000000007C94000-memory.dmp

memory/1612-6-0x0000000006C90000-0x0000000006C94000-memory.dmp

memory/1612-7-0x0000000002EA0000-0x0000000002EA1000-memory.dmp

memory/1612-11-0x0000000005B50000-0x0000000005B54000-memory.dmp

C:\COsuv\Wegerb\szvMhegn.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/396-13-0x0000000000000000-mapping.dmp

C:\COsuv\Wegerb\szvMhegn.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/396-15-0x0000000002550000-0x0000000002561000-memory.dmp

\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/108-18-0x0000000000000000-mapping.dmp

\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/556-20-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/628-22-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

\??\PIPE\wkssvc

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/628-25-0x0000000002520000-0x0000000002531000-memory.dmp

memory/108-26-0x0000000000840000-0x0000000000877000-memory.dmp

memory/1040-27-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Ksduneie\eqouij.dat

MD5 92374770d453ebb697c9714656c33a64
SHA1 a9dab1401d9353e4b1367bbd737259b77e808381
SHA256 fd07b0abf4f257283f6cfa33ec23de3de7691b5fc340e69af5a4e31755656407
SHA512 1244aefabadb31f479c4ce918c7c3279a30403111f05c7df92d120e22c8fee6154db6ab5bd5728da4490dffa3c348745b788812e05faa2926bea7c1330b7b29c

memory/1976-29-0x0000000000000000-mapping.dmp

C:\COsuv\Wegerb\szvMhegn.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

Analysis: behavioral2

Detonation Overview

Submitted

2020-10-20 23:08

Reported

2020-10-20 23:17

Platform

win10v200722

Max time kernel

73s

Max time network

135s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\doc_pack-602014108.xls"

Signatures

Process spawned suspicious child process

Description Indicator Process Target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
N/A N/A C:\Windows\system32\dwwin.exe N/A
N/A N/A C:\Windows\system32\dwwin.exe N/A

Processes

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\doc_pack-602014108.xls"

C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE

"C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 4648

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 4648

Network

N/A

Files

memory/3924-0-0x00007FFAC5E90000-0x00007FFAC6556000-memory.dmp

memory/2272-4-0x0000000000000000-mapping.dmp

memory/940-5-0x0000000000000000-mapping.dmp

memory/940-6-0x00000237914A0000-0x00000237914A1000-memory.dmp

memory/940-7-0x00000237914A0000-0x00000237914A1000-memory.dmp

memory/940-9-0x0000023791B00000-0x0000023791B01000-memory.dmp

memory/940-10-0x0000023791E90000-0x0000023791E91000-memory.dmp

memory/940-11-0x0000023791E90000-0x0000023791E91000-memory.dmp

memory/940-12-0x0000023791E90000-0x0000023791E91000-memory.dmp

memory/940-13-0x0000023791A20000-0x0000023791A21000-memory.dmp