Malware Analysis Report

2025-01-23 13:06

Sample ID 241221-xcvekawmbx
Target JaffaCakes118_7f671c53c8376b91afc85d07b93c80828519791a9a906dd304606ba407146cf0
SHA256 7f671c53c8376b91afc85d07b93c80828519791a9a906dd304606ba407146cf0
Tags
trickbot ono80 banker discovery packer 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

7f671c53c8376b91afc85d07b93c80828519791a9a906dd304606ba407146cf0

Threat Level: Known bad

The file JaffaCakes118_7f671c53c8376b91afc85d07b93c80828519791a9a906dd304606ba407146cf0 was found to be: Known bad.

Malicious Activity Summary

trickbot ono80 banker discovery packer trojan

Trickbot

Trickbot family

Templ.dll packer

System Location Discovery: System Language Discovery

Program crash

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-21 18:42

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-21 18:42

Reported

2024-12-21 18:45

Platform

win7-20240903-en

Max time kernel

149s

Max time network

150s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4013945c4997c0c02b6d094186dde0ae4fa499bc33afae5bbbc0207f2754fe39.dll

Signatures

Trickbot

trojan banker trickbot

Trickbot family

trickbot

Templ.dll packer

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\regsvr32.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\system32\wermgr.exe N/A

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4013945c4997c0c02b6d094186dde0ae4fa499bc33afae5bbbc0207f2754fe39.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\4013945c4997c0c02b6d094186dde0ae4fa499bc33afae5bbbc0207f2754fe39.dll

C:\Windows\system32\wermgr.exe

C:\Windows\system32\wermgr.exe

Network

Country Destination Domain Proto
BA 185.99.2.123:443 tcp
BA 185.99.2.123:443 tcp
BA 185.99.2.123:443 tcp
DE 62.108.35.29:443 tcp
DE 62.108.35.36:443 tcp
NL 131.153.22.145:443 tcp
NL 131.153.22.145:443 tcp
NL 131.153.22.145:443 tcp
NL 131.153.22.145:443 tcp

Files

memory/3036-0-0x0000000000250000-0x0000000000289000-memory.dmp

memory/3036-2-0x0000000000210000-0x0000000000246000-memory.dmp

memory/3036-8-0x0000000000370000-0x00000000003A5000-memory.dmp

memory/3036-5-0x0000000000330000-0x0000000000367000-memory.dmp

memory/3036-11-0x0000000000F50000-0x0000000000F91000-memory.dmp

memory/3036-12-0x0000000000290000-0x0000000000293000-memory.dmp

memory/2728-13-0x0000000000060000-0x0000000000087000-memory.dmp

memory/2728-14-0x00000000000A0000-0x00000000000A1000-memory.dmp

memory/3036-15-0x0000000000F50000-0x0000000000F91000-memory.dmp

memory/3036-16-0x0000000000290000-0x0000000000293000-memory.dmp

memory/2728-17-0x0000000000060000-0x0000000000087000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-21 18:42

Reported

2024-12-21 18:45

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4013945c4997c0c02b6d094186dde0ae4fa499bc33afae5bbbc0207f2754fe39.dll

Signatures

Trickbot

trojan banker trickbot

Trickbot family

trickbot

Templ.dll packer

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

Program crash

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\regsvr32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2304 wrote to memory of 3680 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2304 wrote to memory of 3680 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2304 wrote to memory of 3680 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4013945c4997c0c02b6d094186dde0ae4fa499bc33afae5bbbc0207f2754fe39.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\4013945c4997c0c02b6d094186dde0ae4fa499bc33afae5bbbc0207f2754fe39.dll

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3680 -ip 3680

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3680 -s 688

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp

Files

memory/3680-8-0x0000000002B30000-0x0000000002B65000-memory.dmp

memory/3680-5-0x0000000002AF0000-0x0000000002B27000-memory.dmp

memory/3680-4-0x0000000002A70000-0x0000000002AA6000-memory.dmp

memory/3680-0-0x0000000002AB0000-0x0000000002AE9000-memory.dmp

memory/3680-11-0x0000000002FF0000-0x0000000003031000-memory.dmp

memory/3680-12-0x0000000002FF0000-0x0000000003031000-memory.dmp