Malware Analysis Report

2025-01-02 04:51

Sample ID 240421-sqh68see4w
Target ff93fc1a843522b8b959086a642f3675_JaffaCakes118
SHA256 4aa5d31d20f0fd1c34a98270119339269fb7be574e580d7a21da7ecb3a59f471
Tags
smokeloader 0708 backdoor 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

4aa5d31d20f0fd1c34a98270119339269fb7be574e580d7a21da7ecb3a59f471

Threat Level: Known bad

The file ff93fc1a843522b8b959086a642f3675_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

smokeloader 0708 backdoor trojan

SmokeLoader

Deletes itself

Suspicious use of SetThreadContext

Unsigned PE

Checks SCSI registry key(s)

Suspicious behavior: MapViewOfSection

Uses Task Scheduler COM API

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-21 15:19

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-21 15:19

Reported

2024-04-21 15:22

Platform

win7-20240215-en

Max time kernel

150s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Deletes itself

Description Indicator Process Target
N/A N/A N/A 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\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2944 wrote to memory of 2972 N/A C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe
PID 2944 wrote to memory of 2972 N/A C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe
PID 2944 wrote to memory of 2972 N/A C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe
PID 2944 wrote to memory of 2972 N/A C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe
PID 2944 wrote to memory of 2972 N/A C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe
PID 2944 wrote to memory of 2972 N/A C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe
PID 2944 wrote to memory of 2972 N/A C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 readinglistforjuly1.xyz udp
US 8.8.8.8:53 readinglistforjuly2.xyz udp
US 8.8.8.8:53 readinglistforjuly3.xyz udp
US 8.8.8.8:53 readinglistforjuly4.xyz udp
US 8.8.8.8:53 readinglistforjuly5.xyz udp
SG 34.143.166.163:80 readinglistforjuly5.xyz tcp
US 8.8.8.8:53 readinglistforjuly6.xyz udp
US 104.198.2.251:80 readinglistforjuly6.xyz tcp
US 8.8.8.8:53 readinglistforjuly7.xyz udp
US 34.94.245.237:80 readinglistforjuly7.xyz tcp
US 8.8.8.8:53 readinglistforjuly8.xyz udp
US 8.8.8.8:53 readinglistforjuly9.xyz udp
US 8.8.8.8:53 readinglistforjuly10.xyz udp
US 8.8.8.8:53 readinglistforjuly1.site udp
US 8.8.8.8:53 readinglistforjuly2.site udp
US 8.8.8.8:53 readinglistforjuly3.site udp
US 8.8.8.8:53 readinglistforjuly4.site udp
US 8.8.8.8:53 readinglistforjuly5.site udp
US 8.8.8.8:53 readinglistforjuly6.site udp
US 8.8.8.8:53 readinglistforjuly7.site udp
SG 34.143.166.163:80 readinglistforjuly7.site tcp
US 8.8.8.8:53 readinglistforjuly8.site udp
US 8.8.8.8:53 readinglistforjuly9.site udp
US 34.174.206.7:80 readinglistforjuly9.site tcp
US 8.8.8.8:53 readinglistforjuly10.site udp
US 34.94.160.21:80 readinglistforjuly10.site tcp
US 8.8.8.8:53 readinglistforjuly1.club udp
US 8.8.8.8:53 readinglistforjuly2.club udp
US 8.8.8.8:53 readinglistforjuly3.club udp
US 8.8.8.8:53 readinglistforjuly4.club udp
US 8.8.8.8:53 readinglistforjuly5.club udp
US 8.8.8.8:53 readinglistforjuly6.club udp
US 8.8.8.8:53 readinglistforjuly7.club udp
US 8.8.8.8:53 readinglistforjuly8.club udp
US 8.8.8.8:53 readinglistforjuly9.club udp
US 8.8.8.8:53 readinglistforjuly10.club udp

Files

memory/2972-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2944-1-0x0000000003120000-0x0000000003220000-memory.dmp

memory/2944-4-0x0000000000220000-0x000000000022A000-memory.dmp

memory/2972-5-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2972-6-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1216-7-0x0000000002150000-0x0000000002166000-memory.dmp

memory/2972-8-0x0000000000400000-0x0000000000409000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-21 15:19

Reported

2024-04-21 15:22

Platform

win10v2004-20240412-en

Max time kernel

149s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ff93fc1a843522b8b959086a642f3675_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 216.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 21.114.53.23.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 89.16.208.104.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 154.173.246.72.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 17.14.97.104.in-addr.arpa udp
US 8.8.8.8:53 200.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 51.15.97.104.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

memory/5092-1-0x0000000002FC0000-0x00000000030C0000-memory.dmp

memory/5092-2-0x0000000002E40000-0x0000000002E4A000-memory.dmp

memory/3620-3-0x0000000000400000-0x0000000000409000-memory.dmp

memory/3620-4-0x0000000000400000-0x0000000000409000-memory.dmp

memory/3620-5-0x0000000000400000-0x0000000000409000-memory.dmp