Malware Analysis Report

2024-10-23 15:26

Sample ID 240831-nnfk4s1dkm
Target b8e83093ea8f8cea2dafafbcec018931.zip
SHA256 2284196e437e465e721ec46751792ea954dc51bce24780a2188a4aca9dee88b4
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

2284196e437e465e721ec46751792ea954dc51bce24780a2188a4aca9dee88b4

Threat Level: Known bad

The file b8e83093ea8f8cea2dafafbcec018931.zip was found to be: Known bad.

Malicious Activity Summary

trickbot lib166 banker discovery trojan

Trickbot

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-31 11:32

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-31 11:32

Reported

2024-08-31 11:34

Platform

win7-20240708-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.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\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.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 2516 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.exe C:\Windows\system32\wermgr.exe
PID 2516 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.exe C:\Windows\system32\wermgr.exe
PID 2516 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.exe C:\Windows\system32\wermgr.exe
PID 2516 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.exe C:\Windows\system32\wermgr.exe
PID 2516 wrote to memory of 1228 N/A C:\Users\Admin\AppData\Local\Temp\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.exe C:\Windows\system32\cmd.exe
PID 2516 wrote to memory of 1228 N/A C:\Users\Admin\AppData\Local\Temp\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.exe C:\Windows\system32\cmd.exe
PID 2516 wrote to memory of 1228 N/A C:\Users\Admin\AppData\Local\Temp\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.exe C:\Windows\system32\cmd.exe
PID 2516 wrote to memory of 1228 N/A C:\Users\Admin\AppData\Local\Temp\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.exe C:\Windows\system32\cmd.exe
PID 2516 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.exe C:\Windows\system32\wermgr.exe
PID 2516 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.exe C:\Windows\system32\wermgr.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.exe

"C:\Users\Admin\AppData\Local\Temp\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.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
ID 36.91.117.231:443 tcp
ID 36.95.23.89:443 tcp
KH 103.9.188.78:443 tcp
KH 103.9.188.78:443 tcp
KH 103.9.188.78:443 tcp
IN 110.172.137.20:443 tcp

Files

memory/2516-7-0x0000000001F00000-0x0000000001F3C000-memory.dmp

memory/2516-6-0x00000000029F0000-0x0000000002A2A000-memory.dmp

memory/2516-8-0x00000000029F0000-0x0000000002A2A000-memory.dmp

memory/2516-2-0x00000000029B0000-0x00000000029EF000-memory.dmp

memory/2516-0-0x0000000001F00000-0x0000000001F3C000-memory.dmp

memory/2516-10-0x0000000010000000-0x0000000010003000-memory.dmp

memory/2516-9-0x00000000003D0000-0x00000000003D1000-memory.dmp

memory/2024-12-0x00000000000F0000-0x0000000000119000-memory.dmp

memory/2024-11-0x0000000000190000-0x0000000000191000-memory.dmp

memory/2516-13-0x00000000029F0000-0x0000000002A2A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-31 11:32

Reported

2024-08-31 11:34

Platform

win10v2004-20240802-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.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\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.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\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.exe

"C:\Users\Admin\AppData\Local\Temp\a9bcc32f2d4f99da3c97b5a68830f26108b33dfe05b8d72514141925127f9cb2.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 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 43.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
ID 36.89.228.201:443 tcp
ID 36.95.23.89:443 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.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
US 8.8.8.8:53 78.188.9.103.in-addr.arpa udp
KH 103.9.188.78:443 tcp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.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 14.227.111.52.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 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
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
IN 45.115.172.105:443 tcp
IN 103.123.86.104:443 tcp
US 8.8.8.8:53 49.192.11.51.in-addr.arpa udp

Files

memory/4252-4-0x0000000002430000-0x000000000246C000-memory.dmp

memory/4252-5-0x00000000024E0000-0x000000000251A000-memory.dmp

memory/4252-6-0x00000000024E0000-0x000000000251A000-memory.dmp

memory/4252-0-0x00000000024A0000-0x00000000024DF000-memory.dmp

memory/4252-8-0x0000000010000000-0x0000000010003000-memory.dmp

memory/4252-7-0x0000000002480000-0x0000000002481000-memory.dmp

memory/4736-9-0x0000022589A50000-0x0000022589A79000-memory.dmp

memory/4736-10-0x0000022589B60000-0x0000022589B61000-memory.dmp

memory/4252-11-0x00000000024E0000-0x000000000251A000-memory.dmp

memory/4252-13-0x0000000010000000-0x0000000010003000-memory.dmp

memory/4252-12-0x00000000023E0000-0x00000000023F1000-memory.dmp

memory/4736-15-0x0000022589A50000-0x0000022589A79000-memory.dmp