Malware Analysis Report

2024-10-23 15:25

Sample ID 240831-cyzaes1elr
Target 75bd1a1531d0797cbed6a58e190184cd.zip
SHA256 99d2545d40b28b0f5bab21f1344e3124512eb45a098dee2566ad3de323ef94e1
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

99d2545d40b28b0f5bab21f1344e3124512eb45a098dee2566ad3de323ef94e1

Threat Level: Known bad

The file 75bd1a1531d0797cbed6a58e190184cd.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 02:29

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-31 02:29

Reported

2024-08-31 02:32

Platform

win7-20240705-en

Max time kernel

137s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.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\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.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 1708 wrote to memory of 2840 N/A C:\Users\Admin\AppData\Local\Temp\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.exe C:\Windows\system32\wermgr.exe
PID 1708 wrote to memory of 2840 N/A C:\Users\Admin\AppData\Local\Temp\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.exe C:\Windows\system32\wermgr.exe
PID 1708 wrote to memory of 2840 N/A C:\Users\Admin\AppData\Local\Temp\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.exe C:\Windows\system32\wermgr.exe
PID 1708 wrote to memory of 2840 N/A C:\Users\Admin\AppData\Local\Temp\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.exe C:\Windows\system32\wermgr.exe
PID 1708 wrote to memory of 2856 N/A C:\Users\Admin\AppData\Local\Temp\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.exe C:\Windows\system32\cmd.exe
PID 1708 wrote to memory of 2856 N/A C:\Users\Admin\AppData\Local\Temp\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.exe C:\Windows\system32\cmd.exe
PID 1708 wrote to memory of 2856 N/A C:\Users\Admin\AppData\Local\Temp\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.exe C:\Windows\system32\cmd.exe
PID 1708 wrote to memory of 2856 N/A C:\Users\Admin\AppData\Local\Temp\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.exe C:\Windows\system32\cmd.exe
PID 1708 wrote to memory of 2840 N/A C:\Users\Admin\AppData\Local\Temp\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.exe C:\Windows\system32\wermgr.exe
PID 1708 wrote to memory of 2840 N/A C:\Users\Admin\AppData\Local\Temp\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.exe C:\Windows\system32\wermgr.exe

Processes

C:\Users\Admin\AppData\Local\Temp\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.exe

"C:\Users\Admin\AppData\Local\Temp\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.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 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
IN 45.115.172.105:443 tcp
ID 36.95.23.89:443 tcp

Files

memory/1708-8-0x0000000001F70000-0x0000000001FAA000-memory.dmp

memory/1708-7-0x0000000001DB0000-0x0000000001DEC000-memory.dmp

memory/1708-6-0x0000000001F70000-0x0000000001FAA000-memory.dmp

memory/1708-2-0x0000000001DF0000-0x0000000001E2F000-memory.dmp

memory/1708-0-0x0000000001DB0000-0x0000000001DEC000-memory.dmp

memory/1708-9-0x0000000000360000-0x0000000000361000-memory.dmp

memory/1708-10-0x0000000010000000-0x0000000010003000-memory.dmp

memory/2840-11-0x0000000000060000-0x0000000000089000-memory.dmp

memory/2840-12-0x0000000000110000-0x0000000000111000-memory.dmp

memory/1708-13-0x0000000001F70000-0x0000000001FAA000-memory.dmp

memory/2840-14-0x0000000000060000-0x0000000000089000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-31 02:29

Reported

2024-08-31 02:32

Platform

win10v2004-20240802-en

Max time kernel

140s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.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\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.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\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.exe

"C:\Users\Admin\AppData\Local\Temp\722e107df1c74ea81961692146035e82b5513f2cce9f71f14f3ba692a5803c1a.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 2184 -ip 2184

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2184 -s 596

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2184 -ip 2184

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2184 -s 596

Network

Country Destination Domain Proto
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
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 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
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 88.156.103.20.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 202.65.119.162:443 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
US 8.8.8.8:53 240.221.184.93.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 8.8.8.8:53 172.210.232.199.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 48.229.111.52.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
KH 136.228.128.21:443 tcp
ID 36.95.23.89:443 tcp

Files

memory/2184-4-0x0000000002440000-0x000000000247C000-memory.dmp

memory/2184-5-0x0000000003CE0000-0x0000000003D1A000-memory.dmp

memory/2184-0-0x0000000003CA0000-0x0000000003CDF000-memory.dmp

memory/2184-6-0x0000000003CE0000-0x0000000003D1A000-memory.dmp

memory/2184-8-0x0000000010000000-0x0000000010003000-memory.dmp

memory/2184-7-0x0000000002490000-0x0000000002491000-memory.dmp

memory/896-9-0x0000023AC6850000-0x0000023AC6879000-memory.dmp

memory/896-10-0x0000023AC6AF0000-0x0000023AC6AF1000-memory.dmp

memory/2184-11-0x0000000002420000-0x0000000002431000-memory.dmp

memory/2184-12-0x0000000003CE0000-0x0000000003D1A000-memory.dmp

memory/896-13-0x0000023AC6850000-0x0000023AC6879000-memory.dmp