Malware Analysis Report

2025-06-15 20:59

Sample ID 201019-c77nazpgb2
Target document-1003666420.xls
SHA256 926843015e16e5d36b30122b0d163610d23421be767de6a6a09339df19899b13
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: 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

926843015e16e5d36b30122b0d163610d23421be767de6a6a09339df19899b13

Threat Level: Known bad

The file document-1003666420.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 use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Creates scheduled task(s)

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-10-19 22:58

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: behavioral2

Detonation Overview

Submitted

2020-10-19 22:58

Reported

2020-10-19 23:02

Platform

win10v200722

Max time kernel

78s

Max time network

141s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\document-1003666420.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 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
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 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\document-1003666420.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 4628

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 4628

Network

N/A

Files

memory/3696-0-0x00007FFD26860000-0x00007FFD26F26000-memory.dmp

memory/3652-4-0x0000000000000000-mapping.dmp

memory/3388-5-0x0000000000000000-mapping.dmp

memory/3388-6-0x000002299F370000-0x000002299F371000-memory.dmp

memory/3388-7-0x000002299F370000-0x000002299F371000-memory.dmp

memory/3388-9-0x000002299FB70000-0x000002299FB71000-memory.dmp

memory/3388-12-0x000002299FF70000-0x000002299FF71000-memory.dmp

memory/3388-14-0x000002299FF70000-0x000002299FF71000-memory.dmp

memory/3388-16-0x000002299FDC0000-0x000002299FDC1000-memory.dmp

memory/3388-17-0x000002299FDC0000-0x000002299FDC1000-memory.dmp

memory/3388-18-0x000002299FDC0000-0x000002299FDC1000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2020-10-19 22:58

Reported

2020-10-19 23:02

Platform

win7

Max time kernel

145s

Max time network

138s

Command Line

"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\document-1003666420.xls

Signatures

Qakbot/Qbot

trojan banker stealer qakbot

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\WErtu\Reterd\szvmhegu.exe N/A
N/A N/A C:\WErtu\Reterd\szvmhegu.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\Ndmqgukzduh\rlcuy.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1316 wrote to memory of 1120 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 1316 wrote to memory of 1120 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 1316 wrote to memory of 1120 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 1316 wrote to memory of 1120 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 1120 wrote to memory of 1356 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1120 wrote to memory of 1356 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1120 wrote to memory of 1356 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1120 wrote to memory of 1356 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1120 wrote to memory of 624 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe
PID 1120 wrote to memory of 624 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe
PID 1120 wrote to memory of 624 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe
PID 1120 wrote to memory of 624 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe
PID 1120 wrote to memory of 948 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 1120 wrote to memory of 948 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 1120 wrote to memory of 948 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 1120 wrote to memory of 948 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 624 wrote to memory of 1336 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe
PID 624 wrote to memory of 1336 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe
PID 624 wrote to memory of 1336 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe
PID 624 wrote to memory of 1336 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe
PID 624 wrote to memory of 1880 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe C:\Windows\SysWOW64\explorer.exe
PID 624 wrote to memory of 1880 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe C:\Windows\SysWOW64\explorer.exe
PID 624 wrote to memory of 1880 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe C:\Windows\SysWOW64\explorer.exe
PID 624 wrote to memory of 1880 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe C:\Windows\SysWOW64\explorer.exe
PID 624 wrote to memory of 1880 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe C:\Windows\SysWOW64\explorer.exe
PID 1508 wrote to memory of 1032 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1508 wrote to memory of 1032 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1508 wrote to memory of 1032 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1508 wrote to memory of 1032 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.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\document-1003666420.xls

C:\WErtu\Reterd\szvmhegu.exe

"C:\WErtu\Reterd\szvmhegu.exe"

C:\WErtu\Reterd\szvmhegu.exe

C:\WErtu\Reterd\szvmhegu.exe /C

C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn kkkrcksipr /tr "\"C:\WErtu\Reterd\szvmhegu.exe\" /I kkkrcksipr" /SC ONCE /Z /ST 22:59 /ET 23:11

C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\system32\taskeng.exe

taskeng.exe {D6283095-FD7A-43FC-8D51-B0CAA65E873B} S-1-5-18:NT AUTHORITY\System:Service:

C:\WErtu\Reterd\szvmhegu.exe

C:\WErtu\Reterd\szvmhegu.exe /I kkkrcksipr

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 www.notamuzikaletleri.com udp
N/A 176.53.8.231:443 www.notamuzikaletleri.com tcp

Files

memory/1832-2-0x000007FEF2970000-0x000007FEF2BEA000-memory.dmp

memory/1120-3-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/1316-5-0x0000000005E70000-0x0000000005E74000-memory.dmp

memory/1316-6-0x0000000006020000-0x0000000006024000-memory.dmp

memory/1316-7-0x0000000002F00000-0x0000000002F01000-memory.dmp

memory/1316-11-0x0000000004D70000-0x0000000004D74000-memory.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/1356-13-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/1356-15-0x0000000002660000-0x0000000002671000-memory.dmp

\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/624-18-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/948-20-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/1336-22-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/1336-24-0x0000000002510000-0x0000000002521000-memory.dmp

memory/624-25-0x0000000000800000-0x0000000000837000-memory.dmp

memory/1880-26-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Ndmqgukzduh\rlcuy.dat

MD5 609d9abfcf96660a6919a65aec9e2845
SHA1 911db0e22ce203279b38c22cca23d5f9a75106b5
SHA256 9e2928b7d84e94c4b7b4b96786d9d26607df69e12651c9f780add9033f187916
SHA512 50d0e399bb612045453f1f018ac62147ffa22f6dec46af0bb328aa0b9e4f411e6a26b62e6406205efd807c56902bebc99d20e8cc0ccf81a6b9fef28f343e7471

memory/1032-28-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

\??\PIPE\wkssvc

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e