Malware Analysis Report

2024-10-23 15:25

Sample ID 240831-jk423ssgkd
Target ef0e6d8f32f16ebc1dd644cf7e56943a.zip
SHA256 b4463af03da32908466b386c30ef49cae108306f8bfba681d2cf3be21e4e6b67
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

b4463af03da32908466b386c30ef49cae108306f8bfba681d2cf3be21e4e6b67

Threat Level: Known bad

The file ef0e6d8f32f16ebc1dd644cf7e56943a.zip 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 07:44

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-31 07:44

Reported

2024-08-31 07:47

Platform

win7-20240708-en

Max time kernel

132s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.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\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.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 1772 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.exe C:\Windows\system32\wermgr.exe
PID 1772 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.exe C:\Windows\system32\wermgr.exe
PID 1772 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.exe C:\Windows\system32\wermgr.exe
PID 1772 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.exe C:\Windows\system32\wermgr.exe
PID 1772 wrote to memory of 2800 N/A C:\Users\Admin\AppData\Local\Temp\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.exe C:\Windows\system32\cmd.exe
PID 1772 wrote to memory of 2800 N/A C:\Users\Admin\AppData\Local\Temp\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.exe C:\Windows\system32\cmd.exe
PID 1772 wrote to memory of 2800 N/A C:\Users\Admin\AppData\Local\Temp\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.exe C:\Windows\system32\cmd.exe
PID 1772 wrote to memory of 2800 N/A C:\Users\Admin\AppData\Local\Temp\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.exe C:\Windows\system32\cmd.exe
PID 1772 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.exe C:\Windows\system32\wermgr.exe
PID 1772 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.exe C:\Windows\system32\wermgr.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.exe

"C:\Users\Admin\AppData\Local\Temp\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.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 36.89.228.201:443 tcp
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
IN 103.146.232.154:443 tcp
IN 103.123.86.104:443 tcp

Files

memory/1772-8-0x0000000001F90000-0x0000000001FCA000-memory.dmp

memory/1772-7-0x0000000000290000-0x00000000002CC000-memory.dmp

memory/1772-6-0x0000000001F90000-0x0000000001FCA000-memory.dmp

memory/1772-2-0x0000000001F30000-0x0000000001F6F000-memory.dmp

memory/1772-0-0x0000000000290000-0x00000000002CC000-memory.dmp

memory/1772-10-0x0000000010000000-0x0000000010003000-memory.dmp

memory/1772-9-0x00000000001F0000-0x00000000001F1000-memory.dmp

memory/2752-11-0x0000000000060000-0x0000000000089000-memory.dmp

memory/2752-12-0x0000000000110000-0x0000000000111000-memory.dmp

memory/1772-13-0x0000000001F90000-0x0000000001FCA000-memory.dmp

memory/2752-14-0x0000000000060000-0x0000000000089000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-31 07:44

Reported

2024-08-31 07:47

Platform

win10v2004-20240802-en

Max time kernel

148s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.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\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.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\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.exe

"C:\Users\Admin\AppData\Local\Temp\0869efc9c85780de621d99ee20829eafe90bbead87e4fc767108fcdb28e1dddc.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 376 -p 4356 -ip 4356

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4356 -s 588

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4356 -ip 4356

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4356 -s 588

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
ID 202.65.119.162:443 tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
ID 36.89.228.201:443 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
KH 103.9.188.78:443 tcp
US 8.8.8.8:53 15.164.165.52.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
NL 52.111.243.29:443 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 150.171.27.10:443 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
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
ID 36.95.23.89:443 tcp

Files

memory/4356-4-0x0000000002470000-0x00000000024AC000-memory.dmp

memory/4356-5-0x0000000003D00000-0x0000000003D3A000-memory.dmp

memory/4356-6-0x0000000003D00000-0x0000000003D3A000-memory.dmp

memory/4356-0-0x0000000003CC0000-0x0000000003CFF000-memory.dmp

memory/4356-8-0x0000000010000000-0x0000000010003000-memory.dmp

memory/4356-7-0x0000000002450000-0x0000000002451000-memory.dmp

memory/1904-9-0x0000021EB37A0000-0x0000021EB37C9000-memory.dmp

memory/1904-10-0x0000021EB3A40000-0x0000021EB3A41000-memory.dmp

memory/4356-11-0x0000000002410000-0x0000000002421000-memory.dmp

memory/4356-12-0x0000000003D00000-0x0000000003D3A000-memory.dmp

memory/1904-13-0x0000021EB37A0000-0x0000021EB37C9000-memory.dmp