Malware Analysis Report

2025-01-02 10:56

Sample ID 241013-yntsvazdqk
Target 84e54469f28a02fa1978175ac184e70c7d1c6632860846bc96da3d5f1028c10b
SHA256 84e54469f28a02fa1978175ac184e70c7d1c6632860846bc96da3d5f1028c10b
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

84e54469f28a02fa1978175ac184e70c7d1c6632860846bc96da3d5f1028c10b

Threat Level: Known bad

The file 84e54469f28a02fa1978175ac184e70c7d1c6632860846bc96da3d5f1028c10b was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor trojan discovery

SmokeLoader

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-13 19:56

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-13 19:56

Reported

2024-10-13 19:58

Platform

win7-20240903-en

Max time kernel

121s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\84e54469f28a02fa1978175ac184e70c7d1c6632860846bc96da3d5f1028c10b.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\84e54469f28a02fa1978175ac184e70c7d1c6632860846bc96da3d5f1028c10b.exe

"C:\Users\Admin\AppData\Local\Temp\84e54469f28a02fa1978175ac184e70c7d1c6632860846bc96da3d5f1028c10b.exe"

Network

N/A

Files

memory/3012-1-0x0000000000290000-0x0000000000390000-memory.dmp

memory/3012-2-0x00000000001B0000-0x00000000001BB000-memory.dmp

memory/3012-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/3012-5-0x00000000001B0000-0x00000000001BB000-memory.dmp

memory/3012-4-0x0000000000400000-0x0000000002B3E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-13 19:56

Reported

2024-10-13 19:58

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

94s

Command Line

"C:\Users\Admin\AppData\Local\Temp\84e54469f28a02fa1978175ac184e70c7d1c6632860846bc96da3d5f1028c10b.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\84e54469f28a02fa1978175ac184e70c7d1c6632860846bc96da3d5f1028c10b.exe N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\84e54469f28a02fa1978175ac184e70c7d1c6632860846bc96da3d5f1028c10b.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\84e54469f28a02fa1978175ac184e70c7d1c6632860846bc96da3d5f1028c10b.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\84e54469f28a02fa1978175ac184e70c7d1c6632860846bc96da3d5f1028c10b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\84e54469f28a02fa1978175ac184e70c7d1c6632860846bc96da3d5f1028c10b.exe

"C:\Users\Admin\AppData\Local\Temp\84e54469f28a02fa1978175ac184e70c7d1c6632860846bc96da3d5f1028c10b.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1544 -ip 1544

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1544 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 27.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 134.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 133.190.18.2.in-addr.arpa udp

Files

memory/1544-1-0x0000000002DA0000-0x0000000002EA0000-memory.dmp

memory/1544-2-0x0000000002C90000-0x0000000002C9B000-memory.dmp

memory/1544-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/1544-6-0x0000000000400000-0x000000000040B000-memory.dmp

memory/1544-5-0x0000000002C90000-0x0000000002C9B000-memory.dmp

memory/1544-4-0x0000000000400000-0x0000000002B3E000-memory.dmp