Malware Analysis Report

2025-06-15 20:59

Sample ID 201019-frhnb6tlwe
Target document-1243162387.xls
SHA256 d1a408b3ce817db2eac3612dbc0083207b4a4781ba835aa385bac344a43a4cfe
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

d1a408b3ce817db2eac3612dbc0083207b4a4781ba835aa385bac344a43a4cfe

Threat Level: Known bad

The file document-1243162387.xls was found to be: Known bad.

Malicious Activity Summary

macro trojan banker stealer qakbot

Qakbot/Qbot

Executes dropped EXE

Suspicious Office macro

Office macro that triggers on suspicious action

Loads dropped DLL

Process spawned suspicious child process

Office loads VBA resources, possible macro or embedded object present

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Creates scheduled task(s)

Checks processor information in registry

Enumerates system info in registry

Suspicious use of WriteProcessMemory

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-10-19 22:57

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

2020-10-19 22:57

Reported

2020-10-19 22:59

Platform

win7

Max time kernel

147s

Max time network

153s

Command Line

"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\document-1243162387.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\Wicbme\iusyfca.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1124 wrote to memory of 1272 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 1124 wrote to memory of 1272 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 1124 wrote to memory of 1272 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 1124 wrote to memory of 1272 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 1272 wrote to memory of 1100 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1272 wrote to memory of 1100 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1272 wrote to memory of 1100 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1272 wrote to memory of 1100 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1272 wrote to memory of 1876 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe
PID 1272 wrote to memory of 1876 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe
PID 1272 wrote to memory of 1876 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe
PID 1272 wrote to memory of 1876 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe
PID 1272 wrote to memory of 976 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 1272 wrote to memory of 976 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 1272 wrote to memory of 976 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 1272 wrote to memory of 976 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 1876 wrote to memory of 964 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe
PID 1876 wrote to memory of 964 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe
PID 1876 wrote to memory of 964 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe
PID 1876 wrote to memory of 964 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe
PID 1876 wrote to memory of 1204 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe C:\Windows\SysWOW64\explorer.exe
PID 1876 wrote to memory of 1204 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe C:\Windows\SysWOW64\explorer.exe
PID 1876 wrote to memory of 1204 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe C:\Windows\SysWOW64\explorer.exe
PID 1876 wrote to memory of 1204 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe C:\Windows\SysWOW64\explorer.exe
PID 1876 wrote to memory of 1204 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe C:\Windows\SysWOW64\explorer.exe
PID 2008 wrote to memory of 2024 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 2008 wrote to memory of 2024 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 2008 wrote to memory of 2024 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 2008 wrote to memory of 2024 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-1243162387.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\Wicbme\iusyfca.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn lxcqdpexs /tr "\"C:\WErtu\Reterd\szvmhegu.exe\" /I lxcqdpexs" /SC ONCE /Z /ST 23:03 /ET 23:15

C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\system32\taskeng.exe

taskeng.exe {7A5149BC-0AC1-4DE1-AEBD-2DAA313FF172} S-1-5-18:NT AUTHORITY\System:Service:

C:\WErtu\Reterd\szvmhegu.exe

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

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/1124-0-0x0000000005C40000-0x0000000005D40000-memory.dmp

memory/1124-1-0x0000000005C40000-0x0000000005D40000-memory.dmp

memory/1220-2-0x000007FEF62F0000-0x000007FEF656A000-memory.dmp

memory/1272-3-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/1124-5-0x0000000006F70000-0x0000000006F74000-memory.dmp

memory/1124-6-0x0000000005F70000-0x0000000005F74000-memory.dmp

memory/1124-7-0x0000000002F50000-0x0000000002F51000-memory.dmp

memory/1124-11-0x0000000004A30000-0x0000000004A34000-memory.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/1100-13-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/1100-15-0x00000000024D0000-0x00000000024E1000-memory.dmp

\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/1876-18-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/976-20-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/964-22-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/964-24-0x0000000002520000-0x0000000002531000-memory.dmp

memory/1876-25-0x0000000001DC0000-0x0000000001DF7000-memory.dmp

memory/1204-26-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Wicbme\iusyfca.dat

MD5 9ca08f27326b468c0103396878537864
SHA1 2e3a12adc5f720aa1f939fd95cbadef4ae6244d1
SHA256 9d6cbc1bfb7d7405577ad69a804a5f70d765a97c6d05709a61af6aacab532c48
SHA512 dab5354c0eb84f6d1c56933fd4c04224d45d164968de5845c07ac5e214894e2c60388785273c1dc87b1a5be499fa24f9645e996631f6e8e519dd9f9598cece63

C:\WErtu\Reterd\szvmhegu.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/2024-28-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2020-10-19 22:57

Reported

2020-10-19 22:59

Platform

win10v200722

Max time kernel

77s

Max time network

146s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\document-1243162387.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 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
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS 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-1243162387.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 4704

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 4704

Network

N/A

Files

memory/3816-0-0x00007FF9A79F0000-0x00007FF9A80B6000-memory.dmp

memory/196-4-0x0000000000000000-mapping.dmp

memory/3032-5-0x0000000000000000-mapping.dmp

memory/3032-6-0x0000026FE2F10000-0x0000026FE2F11000-memory.dmp

memory/3032-7-0x0000026FE2F10000-0x0000026FE2F11000-memory.dmp

memory/3032-9-0x0000026FE3660000-0x0000026FE3661000-memory.dmp

memory/3032-12-0x0000026FE3A60000-0x0000026FE3A61000-memory.dmp

memory/3032-14-0x0000026FE38C0000-0x0000026FE38C1000-memory.dmp

memory/3032-15-0x0000026FE38C0000-0x0000026FE38C1000-memory.dmp

memory/3032-16-0x0000026FE38C0000-0x0000026FE38C1000-memory.dmp

memory/3032-17-0x0000026FE35A0000-0x0000026FE35A1000-memory.dmp