Malware Analysis Report

2024-11-30 14:40

Sample ID 240107-btjthabgdj
Target 24ff7026fc4c06e06f7188c44a5e2d4429aab0d0de9fcd93d4f8e95210be7ba6
SHA256 24ff7026fc4c06e06f7188c44a5e2d4429aab0d0de9fcd93d4f8e95210be7ba6
Tags
botnet danabot persistence
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

24ff7026fc4c06e06f7188c44a5e2d4429aab0d0de9fcd93d4f8e95210be7ba6

Threat Level: Known bad

The file 24ff7026fc4c06e06f7188c44a5e2d4429aab0d0de9fcd93d4f8e95210be7ba6 was found to be: Known bad.

Malicious Activity Summary

botnet danabot persistence

Danabot family

Danabot x86 payload

Sets DLL path for service in the registry

Sets service image path in registry

Checks BIOS information in registry

Unsigned PE

Enumerates system info in registry

Suspicious use of WriteProcessMemory

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-07 01:26

Signatures

Danabot family

danabot

Danabot x86 payload

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-07 01:26

Reported

2024-01-07 01:28

Platform

win7-20231215-en

Max time kernel

140s

Max time network

119s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\24ff7026fc4c06e06f7188c44a5e2d4429aab0d0de9fcd93d4f8e95210be7ba6.dll,#1

Signatures

Sets DLL path for service in the registry

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\TEMP\Parameters\ServiceDll = "C:\\USERS\\ADMIN\\APPDATA\\LOCAL\\TEMP\\24FF7026FC4C06E06F7188C44A5E2D44" C:\Windows\SysWOW64\rundll32.exe N/A

Sets service image path in registry

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\TEMP\ImagePath = "C:\\Windows\\system32\\svchost.exe -k LocalService" C:\Windows\SysWOW64\rundll32.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Windows\SysWOW64\rundll32.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Windows\SysWOW64\rundll32.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Windows\SysWOW64\rundll32.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Windows\SysWOW64\rundll32.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\SysWOW64\rundll32.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1960 wrote to memory of 1616 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1960 wrote to memory of 1616 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1960 wrote to memory of 1616 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1960 wrote to memory of 1616 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1960 wrote to memory of 1616 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1960 wrote to memory of 1616 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1960 wrote to memory of 1616 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\24ff7026fc4c06e06f7188c44a5e2d4429aab0d0de9fcd93d4f8e95210be7ba6.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\24ff7026fc4c06e06f7188c44a5e2d4429aab0d0de9fcd93d4f8e95210be7ba6.dll,#1

C:\Windows\SysWOW64\svchost.exe

C:\Windows\SysWOW64\svchost.exe -k LocalService

Network

N/A

Files

memory/1616-0-0x0000000001FD0000-0x000000000217D000-memory.dmp

memory/1616-6-0x0000000001FD0000-0x000000000217D000-memory.dmp

memory/1616-9-0x0000000001FD0000-0x000000000217D000-memory.dmp

memory/1616-15-0x0000000001FD0000-0x000000000217D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-07 01:26

Reported

2024-01-07 01:30

Platform

win10v2004-20231215-en

Max time kernel

199s

Max time network

210s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\24ff7026fc4c06e06f7188c44a5e2d4429aab0d0de9fcd93d4f8e95210be7ba6.dll,#1

Signatures

Sets DLL path for service in the registry

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\TEMP\Parameters\ServiceDll = "C:\\USERS\\ADMIN\\APPDATA\\LOCAL\\TEMP\\24FF7026FC4C06E06F7188C44A5E2D44" C:\Windows\SysWOW64\rundll32.exe N/A

Sets service image path in registry

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\TEMP\ImagePath = "C:\\Windows\\system32\\svchost.exe -k LocalService" C:\Windows\SysWOW64\rundll32.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Windows\SysWOW64\rundll32.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Windows\SysWOW64\rundll32.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Windows\SysWOW64\rundll32.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Windows\SysWOW64\rundll32.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\SysWOW64\rundll32.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 400 wrote to memory of 4012 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 400 wrote to memory of 4012 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 400 wrote to memory of 4012 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\24ff7026fc4c06e06f7188c44a5e2d4429aab0d0de9fcd93d4f8e95210be7ba6.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\24ff7026fc4c06e06f7188c44a5e2d4429aab0d0de9fcd93d4f8e95210be7ba6.dll,#1

C:\Windows\SysWOW64\svchost.exe

C:\Windows\SysWOW64\svchost.exe -k LocalService

Network

Country Destination Domain Proto
US 138.91.171.81:80 tcp
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 17.53.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 9.179.89.13.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp

Files

memory/4012-0-0x0000000002210000-0x00000000023BD000-memory.dmp

memory/4012-6-0x0000000002210000-0x00000000023BD000-memory.dmp

memory/4012-9-0x0000000002210000-0x00000000023BD000-memory.dmp

memory/4012-12-0x0000000002210000-0x00000000023BD000-memory.dmp

memory/4012-19-0x0000000002210000-0x00000000023BD000-memory.dmp