Malware Analysis Report

2025-01-02 11:40

Sample ID 241005-b8qwcsydjk
Target cae15eb4334c0d36ed9152d852766f970df9a0159895050742ca1036d54b0c37.exe
SHA256 cae15eb4334c0d36ed9152d852766f970df9a0159895050742ca1036d54b0c37
Tags
smokeloader pub2 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

cae15eb4334c0d36ed9152d852766f970df9a0159895050742ca1036d54b0c37

Threat Level: Known bad

The file cae15eb4334c0d36ed9152d852766f970df9a0159895050742ca1036d54b0c37.exe was found to be: Known bad.

Malicious Activity Summary

smokeloader pub2 backdoor trojan discovery

SmokeLoader

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-05 01:49

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-05 01:49

Reported

2024-10-05 01:51

Platform

win7-20240729-en

Max time kernel

16s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cae15eb4334c0d36ed9152d852766f970df9a0159895050742ca1036d54b0c37.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\cae15eb4334c0d36ed9152d852766f970df9a0159895050742ca1036d54b0c37.exe

"C:\Users\Admin\AppData\Local\Temp\cae15eb4334c0d36ed9152d852766f970df9a0159895050742ca1036d54b0c37.exe"

Network

N/A

Files

memory/2308-4-0x0000000000400000-0x0000000000534000-memory.dmp

memory/2308-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2308-1-0x00000000006E0000-0x00000000007E0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-05 01:49

Reported

2024-10-05 01:51

Platform

win10v2004-20240802-en

Max time kernel

94s

Max time network

96s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cae15eb4334c0d36ed9152d852766f970df9a0159895050742ca1036d54b0c37.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\cae15eb4334c0d36ed9152d852766f970df9a0159895050742ca1036d54b0c37.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\cae15eb4334c0d36ed9152d852766f970df9a0159895050742ca1036d54b0c37.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\cae15eb4334c0d36ed9152d852766f970df9a0159895050742ca1036d54b0c37.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\cae15eb4334c0d36ed9152d852766f970df9a0159895050742ca1036d54b0c37.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\cae15eb4334c0d36ed9152d852766f970df9a0159895050742ca1036d54b0c37.exe

"C:\Users\Admin\AppData\Local\Temp\cae15eb4334c0d36ed9152d852766f970df9a0159895050742ca1036d54b0c37.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 412 -ip 412

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 360

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/412-1-0x0000000000680000-0x0000000000780000-memory.dmp

memory/412-3-0x0000000000400000-0x0000000000534000-memory.dmp

memory/412-2-0x0000000000400000-0x000000000040B000-memory.dmp

memory/412-5-0x0000000000400000-0x0000000000534000-memory.dmp

memory/412-6-0x0000000000400000-0x000000000040B000-memory.dmp