Malware Analysis Report

2025-01-02 10:55

Sample ID 241018-nwyrnavejc
Target 5742959b35dcc6b59fb95d5a659f62f5_JaffaCakes118
SHA256 96ab0a5a858b541c6e6fc44588405d29f8ba18bf8e8ff4af25b235135bbfd01a
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

96ab0a5a858b541c6e6fc44588405d29f8ba18bf8e8ff4af25b235135bbfd01a

Threat Level: Known bad

The file 5742959b35dcc6b59fb95d5a659f62f5_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor trojan discovery

SmokeLoader

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-18 11:45

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-18 11:45

Reported

2024-10-18 11:48

Platform

win7-20241010-en

Max time kernel

120s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5742959b35dcc6b59fb95d5a659f62f5_JaffaCakes118.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\5742959b35dcc6b59fb95d5a659f62f5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\5742959b35dcc6b59fb95d5a659f62f5_JaffaCakes118.exe"

Network

N/A

Files

memory/2904-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2904-1-0x0000000002E40000-0x0000000002F40000-memory.dmp

memory/2904-4-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2904-5-0x0000000000400000-0x0000000002C6D000-memory.dmp

memory/2904-6-0x0000000000400000-0x0000000002C6D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-18 11:45

Reported

2024-10-18 11:48

Platform

win10v2004-20241007-en

Max time kernel

140s

Max time network

141s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5742959b35dcc6b59fb95d5a659f62f5_JaffaCakes118.exe"

Signatures

SmokeLoader

trojan backdoor 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\5742959b35dcc6b59fb95d5a659f62f5_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\5742959b35dcc6b59fb95d5a659f62f5_JaffaCakes118.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\5742959b35dcc6b59fb95d5a659f62f5_JaffaCakes118.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\5742959b35dcc6b59fb95d5a659f62f5_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\5742959b35dcc6b59fb95d5a659f62f5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\5742959b35dcc6b59fb95d5a659f62f5_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1516 -ip 1516

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1516 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp

Files

memory/1516-1-0x0000000002EB0000-0x0000000002FB0000-memory.dmp

memory/1516-2-0x0000000002E10000-0x0000000002E19000-memory.dmp

memory/1516-3-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1516-6-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1516-5-0x0000000002E10000-0x0000000002E19000-memory.dmp

memory/1516-4-0x0000000000400000-0x0000000002C6D000-memory.dmp