Malware Analysis Report

2025-01-02 10:53

Sample ID 241103-en8gfsvbng
Target 898e5d1f1b6d3a39c6273c6fdd891b28_JaffaCakes118
SHA256 abc7109516e6629fb52d086e176af676ab0c23e289a83b0aeb2bd9b04290b2d6
Tags
smokeloader pub1 backdoor 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

abc7109516e6629fb52d086e176af676ab0c23e289a83b0aeb2bd9b04290b2d6

Threat Level: Known bad

The file 898e5d1f1b6d3a39c6273c6fdd891b28_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor discovery trojan

SmokeLoader

Smokeloader family

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-03 04:06

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-03 04:06

Reported

2024-11-03 04:08

Platform

win7-20240903-en

Max time kernel

118s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\898e5d1f1b6d3a39c6273c6fdd891b28_JaffaCakes118.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Smokeloader family

smokeloader

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\898e5d1f1b6d3a39c6273c6fdd891b28_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\898e5d1f1b6d3a39c6273c6fdd891b28_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\898e5d1f1b6d3a39c6273c6fdd891b28_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2420 -s 136

Network

N/A

Files

memory/2420-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2420-1-0x00000000002D0000-0x00000000003D0000-memory.dmp

memory/2420-3-0x0000000000400000-0x00000000032F5000-memory.dmp

memory/2420-5-0x0000000000400000-0x0000000000409000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-03 04:06

Reported

2024-11-03 04:08

Platform

win10v2004-20241007-en

Max time kernel

134s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\898e5d1f1b6d3a39c6273c6fdd891b28_JaffaCakes118.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Smokeloader family

smokeloader

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\898e5d1f1b6d3a39c6273c6fdd891b28_JaffaCakes118.exe N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\898e5d1f1b6d3a39c6273c6fdd891b28_JaffaCakes118.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\898e5d1f1b6d3a39c6273c6fdd891b28_JaffaCakes118.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\898e5d1f1b6d3a39c6273c6fdd891b28_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\898e5d1f1b6d3a39c6273c6fdd891b28_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\898e5d1f1b6d3a39c6273c6fdd891b28_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3948 -ip 3948

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3948 -s 352

Network

Country Destination Domain Proto
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 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.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
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/3948-1-0x00000000033C0000-0x00000000034C0000-memory.dmp

memory/3948-2-0x00000000001C0000-0x00000000001C9000-memory.dmp

memory/3948-3-0x0000000000400000-0x0000000000409000-memory.dmp

memory/3948-6-0x0000000000400000-0x0000000000409000-memory.dmp

memory/3948-5-0x00000000001C0000-0x00000000001C9000-memory.dmp

memory/3948-4-0x0000000000400000-0x00000000032F5000-memory.dmp