Malware Analysis Report

2024-11-30 13:44

Sample ID 201029-zxp3j1ghla
Target doc_pack-21913458.xlsb
SHA256 9efdb485069d54a22ee88311d694434ba722faa46d51c6bd580200212b27c0ae
Tags
qakbot tr01 1603793855 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

9efdb485069d54a22ee88311d694434ba722faa46d51c6bd580200212b27c0ae

Threat Level: Known bad

The file doc_pack-21913458.xlsb was found to be: Known bad.

Malicious Activity Summary

qakbot tr01 1603793855 banker stealer trojan

Qakbot/Qbot

Executes dropped EXE

Loads dropped DLL

Creates scheduled task(s)

Modifies Internet Explorer settings

Suspicious behavior: MapViewOfSection

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Checks processor information in registry

Enumerates system info in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-10-29 05:01

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2020-10-29 05:01

Reported

2020-10-29 05:04

Platform

win7v20201028

Max time kernel

149s

Max time network

130s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-21913458.xlsb

Signatures

Qakbot/Qbot

trojan banker stealer qakbot

Creates scheduled task(s)

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

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious behavior: MapViewOfSection

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1804 wrote to memory of 532 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 1804 wrote to memory of 532 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 1804 wrote to memory of 532 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 1804 wrote to memory of 532 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 532 wrote to memory of 1280 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 532 wrote to memory of 1280 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 532 wrote to memory of 1280 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 532 wrote to memory of 1280 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 532 wrote to memory of 1560 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe
PID 532 wrote to memory of 1560 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe
PID 532 wrote to memory of 1560 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe
PID 532 wrote to memory of 1560 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe
PID 532 wrote to memory of 1740 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 532 wrote to memory of 1740 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 532 wrote to memory of 1740 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 532 wrote to memory of 1740 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 1560 wrote to memory of 1500 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe
PID 1560 wrote to memory of 1500 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe
PID 1560 wrote to memory of 1500 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe
PID 1560 wrote to memory of 1500 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe
PID 1560 wrote to memory of 2016 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe C:\Windows\SysWOW64\explorer.exe
PID 1560 wrote to memory of 2016 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe C:\Windows\SysWOW64\explorer.exe
PID 1560 wrote to memory of 2016 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe C:\Windows\SysWOW64\explorer.exe
PID 1560 wrote to memory of 2016 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe C:\Windows\SysWOW64\explorer.exe
PID 1560 wrote to memory of 2016 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe C:\Windows\SysWOW64\explorer.exe
PID 680 wrote to memory of 888 N/A C:\Windows\system32\taskeng.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 680 wrote to memory of 888 N/A C:\Windows\system32\taskeng.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 680 wrote to memory of 888 N/A C:\Windows\system32\taskeng.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 680 wrote to memory of 888 N/A C:\Windows\system32\taskeng.exe C:\hgoitk\nkorpy\exlwhtih.exe

Processes

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-21913458.xlsb

C:\hgoitk\nkorpy\exlwhtih.exe

"C:\hgoitk\nkorpy\exlwhtih.exe"

C:\hgoitk\nkorpy\exlwhtih.exe

C:\hgoitk\nkorpy\exlwhtih.exe /C

C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn zafimocmxz /tr "\"C:\hgoitk\nkorpy\exlwhtih.exe\" /I zafimocmxz" /SC ONCE /Z /ST 06:08 /ET 06:20

C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\system32\taskeng.exe

taskeng.exe {B8E6B90F-4D74-4530-90B2-C2C91E495E0A} S-1-5-18:NT AUTHORITY\System:Service:

C:\hgoitk\nkorpy\exlwhtih.exe

C:\hgoitk\nkorpy\exlwhtih.exe /I zafimocmxz

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 live-now.club udp
N/A 162.213.253.56:443 live-now.club tcp
N/A 8.8.8.8:53 www.download.windowsupdate.com udp
N/A 205.185.216.42:80 www.download.windowsupdate.com tcp

Files

memory/1980-0-0x000007FEF77C0000-0x000007FEF7A3A000-memory.dmp

\hgoitk\nkorpy\exlwhtih.exe

MD5 96967658deb7d88da248e077dc383eca
SHA1 475c6525bf12dc043e8e20fac9b73b5e5c43165b
SHA256 926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342
SHA512 542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

memory/532-3-0x0000000000000000-mapping.dmp

\hgoitk\nkorpy\exlwhtih.exe

MD5 96967658deb7d88da248e077dc383eca
SHA1 475c6525bf12dc043e8e20fac9b73b5e5c43165b
SHA256 926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342
SHA512 542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 96967658deb7d88da248e077dc383eca
SHA1 475c6525bf12dc043e8e20fac9b73b5e5c43165b
SHA256 926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342
SHA512 542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 96967658deb7d88da248e077dc383eca
SHA1 475c6525bf12dc043e8e20fac9b73b5e5c43165b
SHA256 926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342
SHA512 542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

memory/1280-6-0x0000000000000000-mapping.dmp

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 96967658deb7d88da248e077dc383eca
SHA1 475c6525bf12dc043e8e20fac9b73b5e5c43165b
SHA256 926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342
SHA512 542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

memory/1280-8-0x0000000002510000-0x0000000002521000-memory.dmp

\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe

MD5 96967658deb7d88da248e077dc383eca
SHA1 475c6525bf12dc043e8e20fac9b73b5e5c43165b
SHA256 926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342
SHA512 542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

memory/1560-11-0x0000000000000000-mapping.dmp

\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe

MD5 96967658deb7d88da248e077dc383eca
SHA1 475c6525bf12dc043e8e20fac9b73b5e5c43165b
SHA256 926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342
SHA512 542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe

MD5 96967658deb7d88da248e077dc383eca
SHA1 475c6525bf12dc043e8e20fac9b73b5e5c43165b
SHA256 926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342
SHA512 542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

memory/1740-13-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe

MD5 96967658deb7d88da248e077dc383eca
SHA1 475c6525bf12dc043e8e20fac9b73b5e5c43165b
SHA256 926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342
SHA512 542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

memory/1500-15-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.exe

MD5 96967658deb7d88da248e077dc383eca
SHA1 475c6525bf12dc043e8e20fac9b73b5e5c43165b
SHA256 926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342
SHA512 542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

\??\PIPE\wkssvc

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/1500-18-0x0000000002510000-0x0000000002521000-memory.dmp

memory/1560-19-0x0000000000810000-0x0000000000847000-memory.dmp

memory/2016-20-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Hygiac\dobhlejg.dat

MD5 d35292bcfa7bb34707bdb1653257ee41
SHA1 e33d79a7a551c462f028c3cf14b577f031b4b4f3
SHA256 ebbd0edcb428b0d26be58c77999f79543f95ca88c1cdb0b3fd3d3bd82b298438
SHA512 04a490ddaa4d9a279c2102aedfcfeb2f977208aac0873439c8da215beb703377ac3450c9f4219199bed5698c15b365340d5a3703413170d55db1ec5c700ea34c

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

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 96967658deb7d88da248e077dc383eca
SHA1 475c6525bf12dc043e8e20fac9b73b5e5c43165b
SHA256 926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342
SHA512 542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

Analysis: behavioral2

Detonation Overview

Submitted

2020-10-29 05:01

Reported

2020-10-29 05:04

Platform

win10v20201028

Max time kernel

136s

Max time network

128s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\doc_pack-21913458.xlsb"

Signatures

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

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-21913458.xlsb"

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 live-now.club udp
N/A 162.213.253.56:443 live-now.club tcp

Files

memory/4760-0-0x00007FF942040000-0x00007FF942677000-memory.dmp