Malware Analysis Report

2024-10-19 00:59

Sample ID 240829-jed9gascjm
Target a12f66a24aaad066f02d56171e06d530N.exe
SHA256 c58946bb0df69187bcf4859fe3de37fd18f9c293152d0bf5b33861c6853b748f
Tags
trickbot rob104 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

c58946bb0df69187bcf4859fe3de37fd18f9c293152d0bf5b33861c6853b748f

Threat Level: Known bad

The file a12f66a24aaad066f02d56171e06d530N.exe was found to be: Known bad.

Malicious Activity Summary

trickbot rob104 banker discovery trojan

Trickbot

Program crash

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-29 07:34

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-29 07:34

Reported

2024-08-29 07:36

Platform

win7-20240708-en

Max time kernel

118s

Max time network

119s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12f66a24aaad066f02d56171e06d530N.dll,#1

Signatures

Trickbot

trojan banker trickbot

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 AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\system32\wermgr.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1288 wrote to memory of 2016 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1288 wrote to memory of 2016 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1288 wrote to memory of 2016 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1288 wrote to memory of 2016 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1288 wrote to memory of 2016 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1288 wrote to memory of 2016 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1288 wrote to memory of 2016 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2016 wrote to memory of 2408 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\cmd.exe
PID 2016 wrote to memory of 2408 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\cmd.exe
PID 2016 wrote to memory of 2408 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\cmd.exe
PID 2016 wrote to memory of 2408 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\cmd.exe
PID 2016 wrote to memory of 1312 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\system32\wermgr.exe
PID 2016 wrote to memory of 1312 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\system32\wermgr.exe
PID 2016 wrote to memory of 1312 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\system32\wermgr.exe
PID 2016 wrote to memory of 1312 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\system32\wermgr.exe
PID 2016 wrote to memory of 1312 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\system32\wermgr.exe
PID 2016 wrote to memory of 1312 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\system32\wermgr.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12f66a24aaad066f02d56171e06d530N.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12f66a24aaad066f02d56171e06d530N.dll,#1

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe

C:\Windows\system32\wermgr.exe

C:\Windows\system32\wermgr.exe

Network

Country Destination Domain Proto
US 138.34.28.219:443 tcp
CZ 217.115.240.248:443 tcp
PR 74.85.157.139:443 tcp
CA 68.69.26.182:443 tcp
US 24.162.214.166:443 tcp
ES 185.56.76.28:443 tcp

Files

memory/2016-0-0x00000000003C0000-0x00000000003FB000-memory.dmp

memory/2016-4-0x00000000002E0000-0x0000000000318000-memory.dmp

memory/2016-8-0x0000000001FB0000-0x0000000001FE7000-memory.dmp

memory/2016-5-0x0000000001F10000-0x0000000001F49000-memory.dmp

memory/2016-11-0x0000000002110000-0x0000000002153000-memory.dmp

memory/2016-12-0x0000000000280000-0x0000000000283000-memory.dmp

memory/1312-13-0x0000000000060000-0x0000000000088000-memory.dmp

memory/1312-14-0x0000000000110000-0x0000000000111000-memory.dmp

memory/2016-15-0x0000000002110000-0x0000000002153000-memory.dmp

memory/2016-16-0x0000000000280000-0x0000000000283000-memory.dmp

memory/1312-17-0x0000000000060000-0x0000000000088000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-29 07:34

Reported

2024-08-29 07:36

Platform

win10v2004-20240802-en

Max time kernel

110s

Max time network

122s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12f66a24aaad066f02d56171e06d530N.dll,#1

Signatures

Trickbot

trojan banker trickbot

Program crash

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

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 AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\system32\wermgr.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12f66a24aaad066f02d56171e06d530N.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a12f66a24aaad066f02d56171e06d530N.dll,#1

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe

C:\Windows\system32\wermgr.exe

C:\Windows\system32\wermgr.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3264 -ip 3264

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3264 -s 676

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 38.110.103.124:443 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 24.139.73.23.in-addr.arpa udp
CA 38.110.100.104:443 tcp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
ES 185.56.76.28:443 tcp
US 204.138.26.60:443 tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
CA 38.110.100.33:443 tcp

Files

memory/3264-1-0x0000000002C70000-0x0000000002CAB000-memory.dmp

memory/3264-3-0x0000000002B10000-0x0000000002B48000-memory.dmp

memory/3264-8-0x0000000002CF0000-0x0000000002D27000-memory.dmp

memory/3264-5-0x0000000002CB0000-0x0000000002CE9000-memory.dmp

memory/3264-11-0x0000000002D30000-0x0000000002D73000-memory.dmp

memory/3264-13-0x0000000001300000-0x0000000001303000-memory.dmp

memory/3264-12-0x0000000001330000-0x0000000001331000-memory.dmp

memory/3240-14-0x000001D6551F0000-0x000001D655218000-memory.dmp

memory/3240-15-0x000001D655490000-0x000001D655491000-memory.dmp

memory/3264-16-0x0000000002D30000-0x0000000002D73000-memory.dmp

memory/3240-17-0x000001D6551F0000-0x000001D655218000-memory.dmp