Malware Analysis Report

2024-11-30 22:52

Sample ID 230511-tngfaseg4t
Target 23lk42joia.dll
SHA256 a770f54e2275c283b919ffa78c3679e331450ca0c40d0e482ffdf2feb361cf68
Tags
qakbot bb27 1683816541 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

a770f54e2275c283b919ffa78c3679e331450ca0c40d0e482ffdf2feb361cf68

Threat Level: Known bad

The file 23lk42joia.dll was found to be: Known bad.

Malicious Activity Summary

qakbot bb27 1683816541 banker stealer trojan

Qakbot/Qbot

Drops file in System32 directory

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Runs ping.exe

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-05-11 16:12

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-05-11 16:12

Reported

2023-05-11 16:14

Platform

win7-20230220-en

Max time kernel

135s

Max time network

132s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\23lk42joia.dll,#1

Signatures

Qakbot/Qbot

trojan banker stealer qakbot

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 280 wrote to memory of 756 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 280 wrote to memory of 756 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 280 wrote to memory of 756 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 280 wrote to memory of 756 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 280 wrote to memory of 756 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 280 wrote to memory of 756 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 280 wrote to memory of 756 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1000 wrote to memory of 1704 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\rundll32.exe
PID 1000 wrote to memory of 1704 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\rundll32.exe
PID 1000 wrote to memory of 1704 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\rundll32.exe
PID 1704 wrote to memory of 640 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1704 wrote to memory of 640 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1704 wrote to memory of 640 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1704 wrote to memory of 640 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1704 wrote to memory of 640 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1704 wrote to memory of 640 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1704 wrote to memory of 640 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\23lk42joia.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\23lk42joia.dll,#1

C:\Windows\system32\verclsid.exe

"C:\Windows\system32\verclsid.exe" /S /C {0B2C9183-C9FA-4C53-AE21-C900B0C39965} /I {0C733A8A-2A1C-11CE-ADE5-00AA0044773D} /X 0x401

C:\Windows\system32\cmd.exe

"cmd.exe" /s /k pushd "C:\Users\Admin\AppData\Local\Temp"

C:\Windows\system32\rundll32.exe

rundll32 23lk42joia.dll,print

C:\Windows\SysWOW64\rundll32.exe

rundll32 23lk42joia.dll,print

Network

N/A

Files

memory/640-54-0x0000000000230000-0x0000000000233000-memory.dmp

memory/640-55-0x0000000010000000-0x0000000010024000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-05-11 16:12

Reported

2023-05-11 16:14

Platform

win10v2004-20230220-en

Max time kernel

153s

Max time network

158s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\23lk42joia.dll,#1

Signatures

Qakbot/Qbot

trojan banker stealer qakbot

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\System32\%AppData%\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\Windows PowerShell.lnk C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe N/A

Runs ping.exe

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe N/A
N/A N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1980 wrote to memory of 2192 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1980 wrote to memory of 2192 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1980 wrote to memory of 2192 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3952 wrote to memory of 1912 N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe C:\Windows\system32\rundll32.exe
PID 3952 wrote to memory of 1912 N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe C:\Windows\system32\rundll32.exe
PID 1912 wrote to memory of 4992 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1912 wrote to memory of 4992 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1912 wrote to memory of 4992 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4992 wrote to memory of 900 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\wermgr.exe
PID 4992 wrote to memory of 900 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\wermgr.exe
PID 4992 wrote to memory of 900 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\wermgr.exe
PID 4992 wrote to memory of 900 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\wermgr.exe
PID 4992 wrote to memory of 900 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\wermgr.exe
PID 900 wrote to memory of 1460 N/A C:\Windows\SysWOW64\wermgr.exe C:\Windows\SysWOW64\ping.exe
PID 900 wrote to memory of 1460 N/A C:\Windows\SysWOW64\wermgr.exe C:\Windows\SysWOW64\ping.exe
PID 900 wrote to memory of 1460 N/A C:\Windows\SysWOW64\wermgr.exe C:\Windows\SysWOW64\ping.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\23lk42joia.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\23lk42joia.dll,#1

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding

C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe

"PowerShell.exe" -noexit -command Set-Location -literalPath 'C:\Users\Admin\AppData\Local\Temp'

C:\Windows\system32\rundll32.exe

"C:\Windows\system32\rundll32.exe" .\23lk42joia.dll,print

C:\Windows\SysWOW64\rundll32.exe

"C:\Windows\system32\rundll32.exe" .\23lk42joia.dll,print

C:\Windows\SysWOW64\wermgr.exe

C:\Windows\SysWOW64\wermgr.exe

C:\Windows\SysWOW64\ping.exe

ping -n 3 yahoo.com

Network

Country Destination Domain Proto
US 8.8.8.8:53 126.21.238.8.in-addr.arpa udp
US 8.8.8.8:53 126.22.238.8.in-addr.arpa udp
US 40.125.122.176:443 tcp
US 20.189.173.2:443 tcp
US 40.125.122.176:443 tcp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp
US 13.107.4.50:80 tcp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp
US 204.79.197.203:80 api.msn.com tcp
US 8.8.8.8:53 2.77.109.52.in-addr.arpa udp
US 40.125.122.176:443 tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 40.125.122.176:443 tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 40.125.122.176:443 tcp
US 8.8.8.8:53 yahoo.com udp
US 52.152.108.96:443 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_khefjpam.a5l.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/3952-141-0x000001F379F70000-0x000001F379F92000-memory.dmp

memory/3952-145-0x000001F378C90000-0x000001F378CA0000-memory.dmp

memory/3952-146-0x000001F378C90000-0x000001F378CA0000-memory.dmp

memory/3952-147-0x000001F378C90000-0x000001F378CA0000-memory.dmp

memory/3952-148-0x000001F37A480000-0x000001F37A4C4000-memory.dmp

memory/3952-149-0x000001F37A550000-0x000001F37A5C6000-memory.dmp

memory/3952-151-0x000001F37A4D0000-0x000001F37A4EE000-memory.dmp

memory/3952-152-0x000001F378C90000-0x000001F378CA0000-memory.dmp

memory/3952-153-0x000001F378C90000-0x000001F378CA0000-memory.dmp

memory/3952-154-0x000001F378C90000-0x000001F378CA0000-memory.dmp

memory/4992-156-0x0000000001150000-0x0000000001153000-memory.dmp

memory/4992-157-0x0000000010000000-0x0000000010024000-memory.dmp

memory/900-162-0x0000000000F40000-0x0000000000F64000-memory.dmp

memory/900-163-0x0000000000F40000-0x0000000000F64000-memory.dmp

memory/900-164-0x0000000000F40000-0x0000000000F64000-memory.dmp

memory/900-165-0x0000000000F40000-0x0000000000F64000-memory.dmp

memory/900-166-0x0000000000F40000-0x0000000000F64000-memory.dmp

memory/900-167-0x0000000000F40000-0x0000000000F64000-memory.dmp

memory/900-168-0x0000000000F40000-0x0000000000F64000-memory.dmp

memory/900-170-0x0000000000F40000-0x0000000000F64000-memory.dmp