Malware Analysis Report

2024-11-13 17:05

Sample ID 230602-tztj1acd53
Target cultivation.dat
SHA256 7e4d95082a010230aa024ac125e0adfffcfa914152219b2ef32b6893fe5ab9d7
Tags
qakbot bb30 1685686808 banker stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

7e4d95082a010230aa024ac125e0adfffcfa914152219b2ef32b6893fe5ab9d7

Threat Level: Known bad

The file cultivation.dat was found to be: Known bad.

Malicious Activity Summary

qakbot bb30 1685686808 banker stealer trojan

Qakbot/Qbot

Drops file in System32 directory

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-06-02 16:30

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-06-02 16:30

Reported

2023-06-02 16:32

Platform

win7-20230220-en

Max time kernel

142s

Max time network

30s

Command Line

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

Signatures

Processes

C:\Windows\system32\rundll32.exe

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

C:\Windows\SysWOW64\rundll32.exe

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 228

Network

N/A

Files

memory/1612-54-0x000000006AD80000-0x000000006AE22000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-06-02 16:30

Reported

2023-06-02 16:32

Platform

win10v2004-20230220-en

Max time kernel

150s

Max time network

153s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\cultivation.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

Program crash

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

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\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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\svchost.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1400 wrote to memory of 1436 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1400 wrote to memory of 1436 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1400 wrote to memory of 1436 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4848 wrote to memory of 1416 N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe C:\Windows\system32\rundll32.exe
PID 4848 wrote to memory of 1416 N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe C:\Windows\system32\rundll32.exe
PID 1416 wrote to memory of 4704 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1416 wrote to memory of 4704 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1416 wrote to memory of 4704 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4704 wrote to memory of 4396 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\wermgr.exe
PID 4704 wrote to memory of 4396 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\wermgr.exe
PID 4704 wrote to memory of 4396 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\wermgr.exe
PID 4704 wrote to memory of 4396 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\wermgr.exe
PID 4704 wrote to memory of 4396 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\wermgr.exe
PID 4704 wrote to memory of 4396 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\wermgr.exe

Processes

C:\Windows\system32\rundll32.exe

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

C:\Windows\SysWOW64\rundll32.exe

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1436 -ip 1436

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1436 -s 600

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" .\cultivation.dll,next

C:\Windows\SysWOW64\rundll32.exe

"C:\Windows\system32\rundll32.exe" .\cultivation.dll,next

C:\Windows\SysWOW64\wermgr.exe

C:\Windows\SysWOW64\wermgr.exe

C:\Windows\system32\rundll32.exe

"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe

C:\Windows\System32\svchost.exe

C:\Windows\System32\svchost.exe -k UnistackSvcGroup

Network

Country Destination Domain Proto
US 40.125.122.176:443 tcp
US 8.8.8.8:53 www.microsoft.com udp
NL 173.223.113.131:80 www.microsoft.com tcp
US 8.8.8.8:53 176.122.125.40.in-addr.arpa udp
HK 20.24.193.65:443 tcp
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 29.220.184.93.in-addr.arpa udp
US 8.8.8.8:53 131.113.223.173.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 123.108.74.40.in-addr.arpa udp
US 8.8.8.8:53 164.113.223.173.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 40.125.122.176:443 tcp
US 8.8.8.8:53 14.103.197.20.in-addr.arpa udp
US 8.8.8.8:53 2.36.159.162.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 1.208.79.178.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
IE 20.82.209.183:443 tcp
US 52.182.143.210:443 tcp
US 8.8.8.8:53 134.121.24.20.in-addr.arpa udp
IE 20.82.209.183:443 tcp
US 93.184.221.240:80 tcp
IE 20.82.209.183:443 tcp
US 8.8.8.8:53 63.13.109.52.in-addr.arpa udp
US 93.184.221.240:80 tcp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 93.184.221.240:80 tcp
US 8.8.8.8:53 99.113.223.173.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 250.255.255.239.in-addr.arpa udp
US 8.8.8.8:53 112.208.253.8.in-addr.arpa udp
US 8.8.8.8:53 120.208.253.8.in-addr.arpa udp
US 8.8.8.8:53 126.177.238.8.in-addr.arpa udp
US 8.8.8.8:53 129.238.32.23.in-addr.arpa udp
US 8.8.8.8:53 assets.msn.com udp
GB 95.101.143.122:443 assets.msn.com tcp
US 8.8.8.8:53 76.38.195.152.in-addr.arpa udp
US 8.8.8.8:53 122.143.101.95.in-addr.arpa udp
US 8.8.8.8:53 97.238.32.23.in-addr.arpa udp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp
US 8.8.8.8:53 240.232.18.117.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 254.129.241.8.in-addr.arpa udp

Files

memory/1436-133-0x000000006AD80000-0x000000006AE22000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_njhu22it.klm.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/4848-145-0x0000025152490000-0x00000251524B2000-memory.dmp

memory/4848-146-0x000002516A750000-0x000002516A760000-memory.dmp

memory/4848-147-0x000002516A750000-0x000002516A760000-memory.dmp

memory/4848-148-0x000002516A750000-0x000002516A760000-memory.dmp

memory/4848-149-0x000002516ABF0000-0x000002516AC34000-memory.dmp

memory/4848-150-0x000002516ACC0000-0x000002516AD36000-memory.dmp

memory/4848-151-0x000002516A750000-0x000002516A760000-memory.dmp

memory/4848-152-0x000002516A750000-0x000002516A760000-memory.dmp

memory/4848-153-0x000002516A750000-0x000002516A760000-memory.dmp

memory/4848-154-0x000002516ABA0000-0x000002516ABBE000-memory.dmp

memory/4704-157-0x0000000002690000-0x0000000002693000-memory.dmp

memory/4704-158-0x0000000010000000-0x0000000010024000-memory.dmp

memory/4396-164-0x0000000000AA0000-0x0000000000AC4000-memory.dmp

memory/4396-163-0x0000000000AD0000-0x0000000000AD2000-memory.dmp

memory/4396-170-0x0000000000AA0000-0x0000000000AC4000-memory.dmp

memory/4704-171-0x000000006AD80000-0x000000006AE22000-memory.dmp

memory/4396-173-0x0000000000AA0000-0x0000000000AC4000-memory.dmp

memory/4396-172-0x0000000000AA0000-0x0000000000AC4000-memory.dmp

memory/4396-174-0x0000000000AA0000-0x0000000000AC4000-memory.dmp

memory/4396-175-0x0000000000AA0000-0x0000000000AC4000-memory.dmp

memory/2796-178-0x000001F0B0490000-0x000001F0B04A0000-memory.dmp

memory/2796-194-0x000001F0B0590000-0x000001F0B05A0000-memory.dmp

memory/2796-210-0x000001F0B8900000-0x000001F0B8901000-memory.dmp

memory/2796-212-0x000001F0B8930000-0x000001F0B8931000-memory.dmp

memory/2796-213-0x000001F0B8930000-0x000001F0B8931000-memory.dmp

memory/2796-214-0x000001F0B8A40000-0x000001F0B8A41000-memory.dmp