Malware Analysis Report

2025-06-15 20:58

Sample ID 201019-phxnxpv15x
Target document-1001639073.xls
SHA256 ca1a27b3f4acdc1974d687d1717a70a0460efb2f8db6085d7cf6de11df1f3d2d
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

ca1a27b3f4acdc1974d687d1717a70a0460efb2f8db6085d7cf6de11df1f3d2d

Threat Level: Known bad

The file document-1001639073.xls was found to be: Known bad.

Malicious Activity Summary

macro trojan banker stealer qakbot

Qakbot/Qbot

Executes dropped EXE

Office macro that triggers on suspicious action

Suspicious Office macro

Loads dropped DLL

Process spawned suspicious child process

Office loads VBA resources, possible macro or embedded object present

Creates scheduled task(s)

Suspicious behavior: AddClipboardFormatListener

Checks processor information in registry

Suspicious use of SetWindowsHookEx

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-10-19 22:55

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 22:55

Reported

2020-10-19 22:57

Platform

win7

Max time kernel

132s

Max time network

138s

Command Line

"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\document-1001639073.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\Ewhutvjyuk\kecsccxh.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1164 wrote to memory of 1032 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 1164 wrote to memory of 1032 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 1164 wrote to memory of 1032 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 1164 wrote to memory of 1032 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 1032 wrote to memory of 332 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1032 wrote to memory of 332 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1032 wrote to memory of 332 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1032 wrote to memory of 332 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1032 wrote to memory of 1152 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe
PID 1032 wrote to memory of 1152 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe
PID 1032 wrote to memory of 1152 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe
PID 1032 wrote to memory of 1152 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe
PID 1032 wrote to memory of 1520 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 1032 wrote to memory of 1520 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 1032 wrote to memory of 1520 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 1032 wrote to memory of 1520 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 1152 wrote to memory of 888 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe
PID 1152 wrote to memory of 888 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe
PID 1152 wrote to memory of 888 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe
PID 1152 wrote to memory of 888 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe
PID 1152 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe C:\Windows\SysWOW64\explorer.exe
PID 1152 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe C:\Windows\SysWOW64\explorer.exe
PID 1152 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe C:\Windows\SysWOW64\explorer.exe
PID 1152 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe C:\Windows\SysWOW64\explorer.exe
PID 1152 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe C:\Windows\SysWOW64\explorer.exe
PID 1944 wrote to memory of 1828 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1944 wrote to memory of 1828 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1944 wrote to memory of 1828 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1944 wrote to memory of 1828 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-1001639073.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\Ewhutvjyuk\kecsccxh.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn lhsgnzdj /tr "\"C:\WErtu\Reterd\szvmhegu.exe\" /I lhsgnzdj" /SC ONCE /Z /ST 22:53 /ET 23:05

C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\system32\taskeng.exe

taskeng.exe {B4A50C35-9621-4A2B-B0CD-C28DF1AA0769} S-1-5-18:NT AUTHORITY\System:Service:

C:\WErtu\Reterd\szvmhegu.exe

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

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/1264-2-0x000007FEF4CA0000-0x000007FEF4F1A000-memory.dmp

memory/1032-3-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/1164-5-0x0000000006F90000-0x0000000006F94000-memory.dmp

memory/1164-6-0x0000000005F90000-0x0000000005F94000-memory.dmp

memory/1164-7-0x00000000024F0000-0x00000000024F1000-memory.dmp

memory/1164-11-0x0000000004DA0000-0x0000000004DA4000-memory.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/332-13-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/332-15-0x0000000002650000-0x0000000002661000-memory.dmp

\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/1152-18-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/1520-20-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/888-22-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/888-24-0x0000000002620000-0x0000000002631000-memory.dmp

memory/1152-25-0x00000000003C0000-0x00000000003F7000-memory.dmp

memory/1996-26-0x0000000000000000-mapping.dmp

\??\PIPE\wkssvc

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

C:\Users\Admin\AppData\Roaming\Microsoft\Ewhutvjyuk\kecsccxh.dat

MD5 421e9cf2f4109c6204ced898fffc1f4a
SHA1 3fd2b8e0876b075ec93854a991bad943785f6fee
SHA256 2f08c2c06f90535f88cd9509e7fbe373b6a52b37f0cd6276cc8e0ce54d2b6bac
SHA512 43357ca6ef69d4545ebf459087223d1e19cfb03035af88955af4e10aeab3b53a5511ab4eb1523863a0c25c8334a644c32004c719a82e400968f7fdee9d5eb629

C:\WErtu\Reterd\szvmhegu.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/1828-29-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2020-10-19 22:55

Reported

2020-10-19 22:57

Platform

win10v200722

Max time kernel

139s

Max time network

142s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\document-1001639073.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-1001639073.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 4472

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 4472

Network

N/A

Files

memory/904-0-0x00007FFE42E30000-0x00007FFE434F6000-memory.dmp

memory/3512-2-0x0000000000000000-mapping.dmp

memory/1744-3-0x0000000000000000-mapping.dmp

memory/1744-4-0x00000224BF640000-0x00000224BF641000-memory.dmp

memory/1744-5-0x00000224BF640000-0x00000224BF641000-memory.dmp

memory/1744-7-0x00000224BFCA0000-0x00000224BFCA1000-memory.dmp

memory/1744-10-0x00000224C00A0000-0x00000224C00A1000-memory.dmp

memory/1744-12-0x00000224C0000000-0x00000224C0001000-memory.dmp

memory/1744-13-0x00000224C0000000-0x00000224C0001000-memory.dmp

memory/1744-14-0x00000224C0000000-0x00000224C0001000-memory.dmp