Malware Analysis Report

2025-06-16 04:51

Sample ID 240129-d1jhesghb2
Target 7ec3ecf50f1e2245ca5399b9f7079ca1
SHA256 ce49afb964a4e5edfe84c31533dcfed67175226b0e3a0114a03279881a50608b
Tags
trickbot zev4 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

ce49afb964a4e5edfe84c31533dcfed67175226b0e3a0114a03279881a50608b

Threat Level: Known bad

The file 7ec3ecf50f1e2245ca5399b9f7079ca1 was found to be: Known bad.

Malicious Activity Summary

trickbot zev4 banker trojan

Trickbot

Program crash

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-01-29 03:28

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-29 03:28

Reported

2024-01-29 03:30

Platform

win7-20231215-en

Max time kernel

147s

Max time network

148s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7ec3ecf50f1e2245ca5399b9f7079ca1.dll

Signatures

Trickbot

trojan banker trickbot

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\regsvr32.exe

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 2440 wrote to memory of 1960 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2440 wrote to memory of 1960 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2440 wrote to memory of 1960 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2440 wrote to memory of 1960 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2440 wrote to memory of 1960 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2440 wrote to memory of 1960 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2440 wrote to memory of 1960 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1960 wrote to memory of 2680 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\wermgr.exe
PID 1960 wrote to memory of 2680 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\wermgr.exe
PID 1960 wrote to memory of 2680 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\wermgr.exe
PID 1960 wrote to memory of 2680 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\wermgr.exe
PID 1960 wrote to memory of 2680 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\wermgr.exe
PID 1960 wrote to memory of 2680 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\wermgr.exe
PID 1960 wrote to memory of 2772 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\WerFault.exe
PID 1960 wrote to memory of 2772 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\WerFault.exe
PID 1960 wrote to memory of 2772 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\WerFault.exe
PID 1960 wrote to memory of 2772 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7ec3ecf50f1e2245ca5399b9f7079ca1.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\7ec3ecf50f1e2245ca5399b9f7079ca1.dll

C:\Windows\system32\wermgr.exe

C:\Windows\system32\wermgr.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 348

Network

Country Destination Domain Proto
ZA 41.57.156.203:443 tcp
AR 181.114.215.239:443 tcp
IT 185.17.105.236:443 tcp
TH 118.173.233.64:443 tcp
BR 177.10.90.29:443 tcp
PL 178.216.28.59:443 tcp
BR 45.239.234.2:443 tcp

Files

memory/1960-0-0x0000000000240000-0x000000000027F000-memory.dmp

memory/1960-1-0x0000000000240000-0x000000000027F000-memory.dmp

memory/1960-2-0x0000000010000000-0x0000000010003000-memory.dmp

memory/2680-4-0x0000000000060000-0x0000000000088000-memory.dmp

memory/2680-3-0x0000000000110000-0x0000000000111000-memory.dmp

memory/1960-5-0x0000000000240000-0x000000000027F000-memory.dmp

memory/1960-6-0x0000000010000000-0x0000000010003000-memory.dmp

memory/2680-7-0x0000000000060000-0x0000000000088000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-29 03:28

Reported

2024-01-29 03:31

Platform

win10v2004-20231215-en

Max time kernel

147s

Max time network

153s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7ec3ecf50f1e2245ca5399b9f7079ca1.dll

Signatures

Trickbot

trojan banker trickbot

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 1908 wrote to memory of 1576 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1908 wrote to memory of 1576 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1908 wrote to memory of 1576 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1576 wrote to memory of 4568 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\wermgr.exe
PID 1576 wrote to memory of 4568 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\wermgr.exe
PID 1576 wrote to memory of 4568 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\wermgr.exe
PID 1576 wrote to memory of 4568 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\wermgr.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7ec3ecf50f1e2245ca5399b9f7079ca1.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\7ec3ecf50f1e2245ca5399b9f7079ca1.dll

C:\Windows\system32\wermgr.exe

C:\Windows\system32\wermgr.exe

Network

Country Destination Domain Proto
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
BR 45.239.234.2:443 tcp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
PL 91.237.161.87:443 tcp
BR 186.225.119.170:443 tcp
BR 177.10.90.29:443 tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
IT 185.17.105.236:443 tcp
KH 45.201.136.3:443 tcp
US 8.8.8.8:53 26.178.89.13.in-addr.arpa udp

Files

memory/1576-0-0x00000000023F0000-0x000000000242F000-memory.dmp

memory/1576-1-0x00000000023F0000-0x000000000242F000-memory.dmp

memory/1576-2-0x00000000024F0000-0x00000000024F1000-memory.dmp

memory/1576-3-0x0000000010000000-0x0000000010003000-memory.dmp

memory/4568-5-0x0000013D54E90000-0x0000013D54EB8000-memory.dmp

memory/4568-4-0x0000013D55140000-0x0000013D55141000-memory.dmp

memory/1576-6-0x00000000023F0000-0x000000000242F000-memory.dmp

memory/4568-7-0x0000013D54E90000-0x0000013D54EB8000-memory.dmp