Malware Analysis Report

2024-10-23 15:27

Sample ID 240831-nk52la1cmm
Target b6e2fa8302bc807aaefcec324f613a1e.zip
SHA256 b65f8abb22ec7de198e638a5b8a1b99a31df3f72c97c40694e5095f8649a76d9
Tags
trickbot tot166 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

b65f8abb22ec7de198e638a5b8a1b99a31df3f72c97c40694e5095f8649a76d9

Threat Level: Known bad

The file b6e2fa8302bc807aaefcec324f613a1e.zip was found to be: Known bad.

Malicious Activity Summary

trickbot tot166 banker discovery trojan

Trickbot

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-31 11:28

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-31 11:28

Reported

2024-08-31 11:30

Platform

win7-20240704-en

Max time kernel

131s

Max time network

133s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.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\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.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 836 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.exe C:\Windows\system32\wermgr.exe
PID 836 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.exe C:\Windows\system32\wermgr.exe
PID 836 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.exe C:\Windows\system32\wermgr.exe
PID 836 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.exe C:\Windows\system32\wermgr.exe
PID 836 wrote to memory of 2528 N/A C:\Users\Admin\AppData\Local\Temp\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.exe C:\Windows\system32\cmd.exe
PID 836 wrote to memory of 2528 N/A C:\Users\Admin\AppData\Local\Temp\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.exe C:\Windows\system32\cmd.exe
PID 836 wrote to memory of 2528 N/A C:\Users\Admin\AppData\Local\Temp\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.exe C:\Windows\system32\cmd.exe
PID 836 wrote to memory of 2528 N/A C:\Users\Admin\AppData\Local\Temp\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.exe C:\Windows\system32\cmd.exe
PID 836 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.exe C:\Windows\system32\wermgr.exe
PID 836 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.exe C:\Windows\system32\wermgr.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.exe

"C:\Users\Admin\AppData\Local\Temp\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.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 45.115.172.105:443 tcp
IN 202.9.121.143:443 tcp
KH 103.9.188.78:443 tcp
KH 103.9.188.78:443 tcp
KH 103.9.188.78:443 tcp
TW 122.117.90.133:443 tcp
TW 122.117.90.133:443 tcp

Files

memory/836-0-0x00000000002D0000-0x000000000030C000-memory.dmp

memory/836-2-0x0000000000390000-0x00000000003CF000-memory.dmp

memory/836-8-0x00000000004E0000-0x000000000051A000-memory.dmp

memory/836-7-0x00000000004E0000-0x000000000051A000-memory.dmp

memory/836-5-0x00000000002D0000-0x000000000030C000-memory.dmp

memory/836-10-0x0000000010000000-0x0000000010003000-memory.dmp

memory/836-9-0x00000000003E0000-0x00000000003E1000-memory.dmp

memory/1924-11-0x00000000000A0000-0x00000000000A1000-memory.dmp

memory/1924-12-0x0000000000060000-0x0000000000089000-memory.dmp

memory/836-13-0x00000000004E0000-0x000000000051A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-31 11:28

Reported

2024-08-31 11:30

Platform

win10v2004-20240802-en

Max time kernel

140s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.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\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.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\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.exe

"C:\Users\Admin\AppData\Local\Temp\4297536f1056776375a4a9e71ad0387da0ed1aa04a5d9a2d13657470db6ae719.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
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 45.19.74.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
ID 202.65.119.162:443 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
IN 103.75.32.173:443 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 78.188.9.103.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.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 73.144.22.2.in-addr.arpa udp
KH 103.9.188.78:443 tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
KH 103.9.188.78:443 tcp
KH 103.9.188.78:443 tcp
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
IN 110.172.137.20:443 tcp
IN 202.9.121.143:443 tcp

Files

memory/4824-0-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4824-6-0x00000000025D0000-0x000000000260A000-memory.dmp

memory/4824-5-0x0000000002320000-0x000000000235C000-memory.dmp

memory/4824-4-0x00000000025D0000-0x000000000260A000-memory.dmp

memory/4824-8-0x0000000010000000-0x0000000010003000-memory.dmp

memory/4824-7-0x0000000002610000-0x0000000002611000-memory.dmp

memory/2656-10-0x000001BA9B7D0000-0x000001BA9B7F9000-memory.dmp

memory/2656-9-0x000001BA9BA80000-0x000001BA9BA81000-memory.dmp

memory/4824-11-0x00000000025D0000-0x000000000260A000-memory.dmp

memory/4824-12-0x0000000002300000-0x0000000002311000-memory.dmp