Malware Analysis Report

2025-01-02 10:53

Sample ID 241101-eyft7avnas
Target 840b35506e2d2d3a6cec6efb0259a420_JaffaCakes118
SHA256 3520dc08a98d3baf50a7ab0057c4f1d8fbbbe97ccb88d8d929cfe0ecd76a858d
Tags
smokeloader pub1 backdoor trojan discovery
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

3520dc08a98d3baf50a7ab0057c4f1d8fbbbe97ccb88d8d929cfe0ecd76a858d

Threat Level: Known bad

The file 840b35506e2d2d3a6cec6efb0259a420_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor trojan discovery

SmokeLoader

Smokeloader family

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-01 04:20

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-01 04:20

Reported

2024-11-01 04:23

Platform

win7-20240903-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\840b35506e2d2d3a6cec6efb0259a420_JaffaCakes118.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Smokeloader family

smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\840b35506e2d2d3a6cec6efb0259a420_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\840b35506e2d2d3a6cec6efb0259a420_JaffaCakes118.exe"

Network

N/A

Files

memory/2092-3-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2092-2-0x0000000000270000-0x0000000000370000-memory.dmp

memory/2092-1-0x0000000000400000-0x0000000002C6D000-memory.dmp

memory/2092-4-0x0000000000400000-0x0000000002C6D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-01 04:20

Reported

2024-11-01 04:23

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\840b35506e2d2d3a6cec6efb0259a420_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\840b35506e2d2d3a6cec6efb0259a420_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\840b35506e2d2d3a6cec6efb0259a420_JaffaCakes118.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\840b35506e2d2d3a6cec6efb0259a420_JaffaCakes118.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\840b35506e2d2d3a6cec6efb0259a420_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\840b35506e2d2d3a6cec6efb0259a420_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\840b35506e2d2d3a6cec6efb0259a420_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2216 -ip 2216

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2216 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.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 43.58.199.20.in-addr.arpa udp

Files

memory/2216-1-0x0000000002E30000-0x0000000002F30000-memory.dmp

memory/2216-2-0x0000000002E10000-0x0000000002E19000-memory.dmp

memory/2216-3-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2216-6-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2216-5-0x0000000002E10000-0x0000000002E19000-memory.dmp

memory/2216-4-0x0000000000400000-0x0000000002C6D000-memory.dmp