Malware Analysis Report

2024-10-19 01:02

Sample ID 240831-bvs4kaxgjg
Target 7d8517ffcc5cc0b4d79e48a6475b67ad26f9d92d510e5d0454e9d399b200fddb
SHA256 7d8517ffcc5cc0b4d79e48a6475b67ad26f9d92d510e5d0454e9d399b200fddb
Tags
trickbot lib166 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

7d8517ffcc5cc0b4d79e48a6475b67ad26f9d92d510e5d0454e9d399b200fddb

Threat Level: Known bad

The file 7d8517ffcc5cc0b4d79e48a6475b67ad26f9d92d510e5d0454e9d399b200fddb was found to be: Known bad.

Malicious Activity Summary

trickbot lib166 banker discovery trojan

Trickbot

Unsigned PE

System Location Discovery: System Language Discovery

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-31 01:28

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-31 01:28

Reported

2024-08-31 01:30

Platform

win7-20240704-en

Max time kernel

134s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.exe"

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:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.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 2520 wrote to memory of 2908 N/A C:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.exe C:\Windows\system32\wermgr.exe
PID 2520 wrote to memory of 2908 N/A C:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.exe C:\Windows\system32\wermgr.exe
PID 2520 wrote to memory of 2908 N/A C:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.exe C:\Windows\system32\wermgr.exe
PID 2520 wrote to memory of 2908 N/A C:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.exe C:\Windows\system32\wermgr.exe
PID 2520 wrote to memory of 520 N/A C:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.exe C:\Windows\system32\cmd.exe
PID 2520 wrote to memory of 520 N/A C:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.exe C:\Windows\system32\cmd.exe
PID 2520 wrote to memory of 520 N/A C:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.exe C:\Windows\system32\cmd.exe
PID 2520 wrote to memory of 520 N/A C:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.exe C:\Windows\system32\cmd.exe
PID 2520 wrote to memory of 2908 N/A C:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.exe C:\Windows\system32\wermgr.exe
PID 2520 wrote to memory of 2908 N/A C:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.exe C:\Windows\system32\wermgr.exe

Processes

C:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.exe

"C:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.exe"

C:\Windows\system32\wermgr.exe

C:\Windows\system32\wermgr.exe

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe

Network

Country Destination Domain Proto
IN 103.123.86.104:443 tcp
TW 122.117.90.133:443 tcp
TW 122.117.90.133:443 tcp
TW 122.117.90.133:443 tcp
TW 122.117.90.133:443 tcp
TW 122.117.90.133:443 tcp
TW 122.117.90.133:443 tcp
IN 110.172.137.20:443 tcp
IN 45.115.172.105:443 tcp

Files

memory/2520-0-0x00000000003C0000-0x00000000003FC000-memory.dmp

memory/2520-2-0x00000000003C0000-0x00000000003FC000-memory.dmp

memory/2520-3-0x00000000005D0000-0x000000000060F000-memory.dmp

memory/2520-8-0x0000000000610000-0x000000000064A000-memory.dmp

memory/2520-10-0x0000000010000000-0x0000000010003000-memory.dmp

memory/2520-9-0x00000000002E0000-0x00000000002E1000-memory.dmp

memory/2908-11-0x0000000000060000-0x0000000000089000-memory.dmp

memory/2908-12-0x0000000000110000-0x0000000000111000-memory.dmp

memory/2520-13-0x0000000000610000-0x000000000064A000-memory.dmp

memory/2520-14-0x0000000010000000-0x0000000010003000-memory.dmp

memory/2908-15-0x0000000000060000-0x0000000000089000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-31 01:28

Reported

2024-08-31 01:30

Platform

win10v2004-20240802-en

Max time kernel

135s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.exe"

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:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Processes

C:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.exe

"C:\Users\Admin\AppData\Local\Temp\50571ec561c6384368adfd802d53a090d516bbff49e4cd61b69496212767a01d.exe"

C:\Windows\system32\wermgr.exe

C:\Windows\system32\wermgr.exe

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4536 -ip 4536

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4536 -s 596

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4536 -ip 4536

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4536 -s 620

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
ID 36.89.228.201:443 tcp
ID 139.255.65.170:443 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
KH 103.9.188.78:443 tcp
KH 103.9.188.78:443 tcp
KH 103.9.188.78:443 tcp
US 8.8.8.8:53 78.188.9.103.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
KH 103.9.188.78:443 tcp
KH 103.9.188.78:443 tcp
KH 103.9.188.78:443 tcp
KH 103.9.188.78:443 tcp
KH 103.9.188.78:443 tcp
KH 103.9.188.78:443 tcp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
ID 36.95.23.89:443 tcp
IN 103.75.32.173:443 tcp
ID 36.91.117.231:443 tcp

Files

memory/4536-6-0x0000000002500000-0x000000000253A000-memory.dmp

memory/4536-5-0x0000000002440000-0x000000000247C000-memory.dmp

memory/4536-4-0x0000000002500000-0x000000000253A000-memory.dmp

memory/4536-0-0x00000000024C0000-0x00000000024FF000-memory.dmp

memory/4536-8-0x0000000010000000-0x0000000010003000-memory.dmp

memory/4536-7-0x0000000002490000-0x0000000002491000-memory.dmp

memory/4876-10-0x000001DE7B7D0000-0x000001DE7B7D1000-memory.dmp

memory/4876-9-0x000001DE7B630000-0x000001DE7B659000-memory.dmp

memory/4536-11-0x0000000002420000-0x0000000002431000-memory.dmp

memory/4536-12-0x0000000002500000-0x000000000253A000-memory.dmp

memory/4876-13-0x000001DE7B630000-0x000001DE7B659000-memory.dmp