Malware Analysis Report

2024-11-30 14:34

Sample ID 241120-dpnyrszfqm
Target a75f0ee7a2d908811e20d66b2bb8f7849676901e6448ad4f12b2a7b299fd006f.dll
SHA256 a75f0ee7a2d908811e20d66b2bb8f7849676901e6448ad4f12b2a7b299fd006f
Tags
danabot 40 banker discovery trojan
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

a75f0ee7a2d908811e20d66b2bb8f7849676901e6448ad4f12b2a7b299fd006f

Threat Level: Known bad

The file a75f0ee7a2d908811e20d66b2bb8f7849676901e6448ad4f12b2a7b299fd006f.dll was found to be: Known bad.

Malicious Activity Summary

danabot 40 banker discovery trojan

Danabot

Danabot Loader Component

Danabot family

Blocklisted process makes network request

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-20 03:11

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-20 03:11

Reported

2024-11-20 03:13

Platform

win7-20240903-en

Max time kernel

140s

Max time network

123s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a75f0ee7a2d908811e20d66b2bb8f7849676901e6448ad4f12b2a7b299fd006f.dll,#1

Signatures

Danabot

trojan banker danabot

Danabot Loader Component

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

Danabot family

danabot

Blocklisted process makes network request

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1972 wrote to memory of 2412 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1972 wrote to memory of 2412 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1972 wrote to memory of 2412 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1972 wrote to memory of 2412 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1972 wrote to memory of 2412 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1972 wrote to memory of 2412 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1972 wrote to memory of 2412 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\a75f0ee7a2d908811e20d66b2bb8f7849676901e6448ad4f12b2a7b299fd006f.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a75f0ee7a2d908811e20d66b2bb8f7849676901e6448ad4f12b2a7b299fd006f.dll,#1

Network

Country Destination Domain Proto
NL 185.117.90.36:443 tcp

Files

memory/2412-0-0x00000000024A0000-0x0000000002694000-memory.dmp

memory/2412-2-0x00000000024A0000-0x0000000002694000-memory.dmp

memory/2412-4-0x00000000024A0000-0x0000000002694000-memory.dmp

memory/2412-3-0x0000000002675000-0x000000000267B000-memory.dmp

memory/2412-5-0x00000000024A0000-0x0000000002694000-memory.dmp

memory/2412-9-0x00000000024A0000-0x0000000002694000-memory.dmp

memory/2412-10-0x00000000024A0000-0x0000000002694000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-20 03:11

Reported

2024-11-20 03:13

Platform

win10v2004-20241007-en

Max time kernel

141s

Max time network

140s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a75f0ee7a2d908811e20d66b2bb8f7849676901e6448ad4f12b2a7b299fd006f.dll,#1

Signatures

Danabot

trojan banker danabot

Danabot Loader Component

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

Danabot family

danabot

Blocklisted process makes network request

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1676 wrote to memory of 3972 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1676 wrote to memory of 3972 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1676 wrote to memory of 3972 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\a75f0ee7a2d908811e20d66b2bb8f7849676901e6448ad4f12b2a7b299fd006f.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a75f0ee7a2d908811e20d66b2bb8f7849676901e6448ad4f12b2a7b299fd006f.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
NL 185.117.90.36:443 tcp
US 8.8.8.8:53 36.90.117.185.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 180.129.81.91.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp

Files

memory/3972-0-0x0000000000400000-0x00000000005F4000-memory.dmp

memory/3972-2-0x0000000000400000-0x00000000005F4000-memory.dmp

memory/3972-1-0x00000000005D5000-0x00000000005DB000-memory.dmp

memory/3972-3-0x0000000000400000-0x00000000005F4000-memory.dmp

memory/3972-7-0x0000000000400000-0x00000000005F4000-memory.dmp