Malware Analysis Report

2025-01-02 10:54

Sample ID 241019-3eepsavgqd
Target 5f386a00eb03d80781e648d5df36a050_JaffaCakes118
SHA256 c10a220a49482e991d77062d9f13a76136fd43df433325f717d2c486772a3d57
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

c10a220a49482e991d77062d9f13a76136fd43df433325f717d2c486772a3d57

Threat Level: Known bad

The file 5f386a00eb03d80781e648d5df36a050_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor discovery trojan

SmokeLoader

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-19 23:25

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-19 23:25

Reported

2024-10-19 23:27

Platform

win7-20240903-en

Max time kernel

120s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5f386a00eb03d80781e648d5df36a050_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\5f386a00eb03d80781e648d5df36a050_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\5f386a00eb03d80781e648d5df36a050_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\5f386a00eb03d80781e648d5df36a050_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2648 -s 136

Network

N/A

Files

memory/2648-1-0x00000000002B0000-0x00000000003B0000-memory.dmp

memory/2648-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2648-3-0x0000000000400000-0x0000000000904000-memory.dmp

memory/2648-4-0x0000000000400000-0x0000000000904000-memory.dmp

memory/2648-5-0x0000000000400000-0x0000000000409000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-19 23:25

Reported

2024-10-19 23:27

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5f386a00eb03d80781e648d5df36a050_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\5f386a00eb03d80781e648d5df36a050_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\5f386a00eb03d80781e648d5df36a050_JaffaCakes118.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\5f386a00eb03d80781e648d5df36a050_JaffaCakes118.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\5f386a00eb03d80781e648d5df36a050_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\5f386a00eb03d80781e648d5df36a050_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\5f386a00eb03d80781e648d5df36a050_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1932 -ip 1932

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1932 -s 352

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 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 13.86.106.20.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 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 104.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.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
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp

Files

memory/1932-3-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1932-2-0x00000000001C0000-0x00000000001C9000-memory.dmp

memory/1932-1-0x0000000000AB0000-0x0000000000BB0000-memory.dmp

memory/1932-6-0x00000000001C0000-0x00000000001C9000-memory.dmp

memory/1932-5-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1932-4-0x0000000000400000-0x0000000000904000-memory.dmp