Malware Analysis Report

2025-08-11 04:46

Sample ID 250108-fjet1svmdw
Target JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b
SHA256 3f73482763a2f224522283f3586153fc92c3ec76d857036076aa78d9e49208b0
Tags
trickbot top140 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

3f73482763a2f224522283f3586153fc92c3ec76d857036076aa78d9e49208b0

Threat Level: Known bad

The file JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b was found to be: Known bad.

Malicious Activity Summary

trickbot top140 banker discovery trojan

Trickbot

Trickbot family

Program crash

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-08 04:53

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-08 04:53

Reported

2025-01-08 04:56

Platform

win7-20240903-en

Max time kernel

133s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.exe"

Signatures

Trickbot

trojan banker trickbot

Trickbot family

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\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.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 2988 wrote to memory of 2480 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.exe C:\Windows\system32\wermgr.exe
PID 2988 wrote to memory of 2480 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.exe C:\Windows\system32\wermgr.exe
PID 2988 wrote to memory of 2480 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.exe C:\Windows\system32\wermgr.exe
PID 2988 wrote to memory of 2480 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.exe C:\Windows\system32\wermgr.exe
PID 2988 wrote to memory of 2476 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.exe C:\Windows\system32\cmd.exe
PID 2988 wrote to memory of 2476 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.exe C:\Windows\system32\cmd.exe
PID 2988 wrote to memory of 2476 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.exe C:\Windows\system32\cmd.exe
PID 2988 wrote to memory of 2476 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.exe C:\Windows\system32\cmd.exe
PID 2988 wrote to memory of 2480 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.exe C:\Windows\system32\wermgr.exe
PID 2988 wrote to memory of 2480 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.exe C:\Windows\system32\wermgr.exe

Processes

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.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
PL 185.56.175.122:443 tcp
US 97.83.40.67:443 tcp
BR 179.189.229.254:443 tcp
CO 181.129.167.82:443 tcp
BR 128.201.76.252:443 tcp
US 216.166.148.187:443 tcp

Files

memory/2988-8-0x0000000001DD0000-0x0000000001E0B000-memory.dmp

memory/2988-7-0x0000000000260000-0x000000000029D000-memory.dmp

memory/2988-6-0x0000000001DD0000-0x0000000001E0B000-memory.dmp

memory/2988-2-0x00000000003B0000-0x00000000003F0000-memory.dmp

memory/2988-0-0x0000000000260000-0x000000000029D000-memory.dmp

memory/2988-10-0x0000000010000000-0x0000000010003000-memory.dmp

memory/2988-9-0x0000000001E10000-0x0000000001E11000-memory.dmp

memory/2480-11-0x0000000000290000-0x0000000000291000-memory.dmp

memory/2480-12-0x0000000000060000-0x0000000000089000-memory.dmp

memory/2988-13-0x0000000001DD0000-0x0000000001E0B000-memory.dmp

memory/2480-14-0x0000000000060000-0x0000000000089000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-08 04:53

Reported

2025-01-08 04:56

Platform

win10v2004-20241007-en

Max time kernel

140s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.exe"

Signatures

Trickbot

trojan banker trickbot

Trickbot family

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\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.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\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c66058e06fb1d43a8cd91c9b384c49b.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 412 -p 4484 -ip 4484

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4484 -s 600

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4484 -ip 4484

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4484 -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 8.153.16.2.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.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 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
AL 46.99.175.217:443 tcp
BR 179.189.229.254:443 tcp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 20.49.80.91.in-addr.arpa udp
MY 60.51.47.65:443 tcp
US 8.8.8.8:53 21.49.80.91.in-addr.arpa udp
BR 128.201.76.252:443 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 65.152.201.203:443 tcp
ES 82.159.149.52:443 tcp
US 45.36.99.184:443 tcp

Files

memory/4484-0-0x0000000002540000-0x0000000002580000-memory.dmp

memory/4484-4-0x0000000002400000-0x000000000243D000-memory.dmp

memory/4484-5-0x0000000003B80000-0x0000000003BBB000-memory.dmp

memory/4484-6-0x0000000003B80000-0x0000000003BBB000-memory.dmp

memory/4484-8-0x0000000010000000-0x0000000010003000-memory.dmp

memory/4484-7-0x0000000003BE0000-0x0000000003BE1000-memory.dmp

memory/3588-9-0x000001A4BAE70000-0x000001A4BAE99000-memory.dmp

memory/3588-10-0x000001A4BAF40000-0x000001A4BAF41000-memory.dmp

memory/4484-11-0x0000000002350000-0x0000000002361000-memory.dmp

memory/4484-12-0x0000000003B80000-0x0000000003BBB000-memory.dmp

memory/3588-13-0x000001A4BAE70000-0x000001A4BAE99000-memory.dmp