Malware Analysis Report

2024-10-23 15:25

Sample ID 240831-fs4vhaxdmf
Target b3ad8592b6fe00bd256605936cf6cac0.zip
SHA256 9d4f30d3616227556c5be8870aea2e5852d32266323ea995fc36e0c3c12d6c6f
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

9d4f30d3616227556c5be8870aea2e5852d32266323ea995fc36e0c3c12d6c6f

Threat Level: Known bad

The file b3ad8592b6fe00bd256605936cf6cac0.zip was found to be: Known bad.

Malicious Activity Summary

trickbot tot166 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 05:09

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-31 05:09

Reported

2024-08-31 05:11

Platform

win7-20240705-en

Max time kernel

131s

Max time network

133s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.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\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.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 2372 wrote to memory of 2244 N/A C:\Users\Admin\AppData\Local\Temp\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.exe C:\Windows\system32\wermgr.exe
PID 2372 wrote to memory of 2244 N/A C:\Users\Admin\AppData\Local\Temp\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.exe C:\Windows\system32\wermgr.exe
PID 2372 wrote to memory of 2244 N/A C:\Users\Admin\AppData\Local\Temp\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.exe C:\Windows\system32\wermgr.exe
PID 2372 wrote to memory of 2244 N/A C:\Users\Admin\AppData\Local\Temp\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.exe C:\Windows\system32\wermgr.exe
PID 2372 wrote to memory of 2904 N/A C:\Users\Admin\AppData\Local\Temp\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.exe C:\Windows\system32\cmd.exe
PID 2372 wrote to memory of 2904 N/A C:\Users\Admin\AppData\Local\Temp\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.exe C:\Windows\system32\cmd.exe
PID 2372 wrote to memory of 2904 N/A C:\Users\Admin\AppData\Local\Temp\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.exe C:\Windows\system32\cmd.exe
PID 2372 wrote to memory of 2904 N/A C:\Users\Admin\AppData\Local\Temp\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.exe C:\Windows\system32\cmd.exe
PID 2372 wrote to memory of 2244 N/A C:\Users\Admin\AppData\Local\Temp\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.exe C:\Windows\system32\wermgr.exe
PID 2372 wrote to memory of 2244 N/A C:\Users\Admin\AppData\Local\Temp\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.exe C:\Windows\system32\wermgr.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.exe

"C:\Users\Admin\AppData\Local\Temp\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.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 202.65.119.162:443 tcp
ID 36.91.117.231:443 tcp
IN 103.123.86.104:443 tcp
IN 110.172.137.20:443 tcp
KH 103.9.188.78:443 tcp
KH 103.9.188.78:443 tcp

Files

memory/2372-6-0x0000000001F90000-0x0000000001FCA000-memory.dmp

memory/2372-2-0x0000000001C90000-0x0000000001CCF000-memory.dmp

memory/2372-0-0x0000000000520000-0x000000000055C000-memory.dmp

memory/2372-8-0x0000000001F90000-0x0000000001FCA000-memory.dmp

memory/2372-7-0x0000000000520000-0x000000000055C000-memory.dmp

memory/2372-10-0x0000000010000000-0x0000000010003000-memory.dmp

memory/2372-9-0x0000000000260000-0x0000000000261000-memory.dmp

memory/2244-11-0x0000000000060000-0x0000000000089000-memory.dmp

memory/2244-12-0x00000000000A0000-0x00000000000A1000-memory.dmp

memory/2372-13-0x0000000001F90000-0x0000000001FCA000-memory.dmp

memory/2372-14-0x0000000010000000-0x0000000010003000-memory.dmp

memory/2244-15-0x0000000000060000-0x0000000000089000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-31 05:09

Reported

2024-08-31 05:11

Platform

win10v2004-20240802-en

Max time kernel

149s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.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\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.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\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.exe

"C:\Users\Admin\AppData\Local\Temp\e243d4dec71827463931f4a66159b711427c13f7408f08dda7034e8093aafe3c.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 404 -p 3988 -ip 3988

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3988 -s 588

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3988 -ip 3988

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3988 -s 600

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.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 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.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 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
ID 139.255.65.170:443 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 57.169.31.20.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 13.227.111.52.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
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
ID 36.91.186.235:443 tcp
N/A 36.89.228.201:443 tcp

Files

memory/3988-6-0x00000000025E0000-0x000000000261A000-memory.dmp

memory/3988-5-0x00000000025E0000-0x000000000261A000-memory.dmp

memory/3988-4-0x0000000002460000-0x000000000249C000-memory.dmp

memory/3988-0-0x00000000025A0000-0x00000000025DF000-memory.dmp

memory/3988-8-0x0000000010000000-0x0000000010003000-memory.dmp

memory/3988-7-0x0000000002340000-0x0000000002341000-memory.dmp

memory/2984-9-0x0000020AA9100000-0x0000020AA9129000-memory.dmp

memory/2984-10-0x0000020AA92A0000-0x0000020AA92A1000-memory.dmp

memory/3988-11-0x00000000022F0000-0x0000000002301000-memory.dmp

memory/3988-12-0x00000000025E0000-0x000000000261A000-memory.dmp

memory/2984-13-0x0000020AA9100000-0x0000020AA9129000-memory.dmp