Malware Analysis Report

2025-06-16 02:13

Sample ID 240124-w12ccafcc8
Target 72bb2c6a4acff1b558bb1682bf9e94a3
SHA256 328e682510e9c0e0c37a7c8d347ecb4e7791a03b44962675a3f5f23d85250e08
Tags
smokeloader pub1 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

328e682510e9c0e0c37a7c8d347ecb4e7791a03b44962675a3f5f23d85250e08

Threat Level: Known bad

The file 72bb2c6a4acff1b558bb1682bf9e94a3 was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor trojan

SmokeLoader

Deletes itself

Unsigned PE

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Checks SCSI registry key(s)

Suspicious behavior: MapViewOfSection

Suspicious use of UnmapMainImage

Uses Task Scheduler COM API

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-24 18:24

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-01-24 18:24

Reported

2024-01-24 18:26

Platform

win7-20231215-en

Max time kernel

151s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\72bb2c6a4acff1b558bb1682bf9e94a3.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Deletes itself

Description Indicator Process Target
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Checks SCSI registry key(s)

Description Indicator Process Target
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\72bb2c6a4acff1b558bb1682bf9e94a3.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\72bb2c6a4acff1b558bb1682bf9e94a3.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\72bb2c6a4acff1b558bb1682bf9e94a3.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\72bb2c6a4acff1b558bb1682bf9e94a3.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\72bb2c6a4acff1b558bb1682bf9e94a3.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\72bb2c6a4acff1b558bb1682bf9e94a3.exe

"C:\Users\Admin\AppData\Local\Temp\72bb2c6a4acff1b558bb1682bf9e94a3.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 aucmoney.com udp
US 8.8.8.8:53 thegymmum.com udp
US 8.8.8.8:53 atvcampingtrips.com udp
US 8.8.8.8:53 kuapakualaman.com udp
US 8.8.8.8:53 renatazarazua.com udp
US 8.8.8.8:53 nasufmutlu.com udp

Files

memory/3056-1-0x00000000009D0000-0x0000000000AD0000-memory.dmp

memory/3056-2-0x0000000000020000-0x0000000000029000-memory.dmp

memory/3056-3-0x0000000000400000-0x0000000000904000-memory.dmp

memory/3056-5-0x0000000000400000-0x0000000000904000-memory.dmp

memory/1196-4-0x0000000002A70000-0x0000000002A86000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-24 18:24

Reported

2024-01-24 18:26

Platform

win10v2004-20231215-en

Max time kernel

150s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\72bb2c6a4acff1b558bb1682bf9e94a3.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\72bb2c6a4acff1b558bb1682bf9e94a3.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\72bb2c6a4acff1b558bb1682bf9e94a3.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\72bb2c6a4acff1b558bb1682bf9e94a3.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\72bb2c6a4acff1b558bb1682bf9e94a3.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\72bb2c6a4acff1b558bb1682bf9e94a3.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\72bb2c6a4acff1b558bb1682bf9e94a3.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A

Suspicious use of UnmapMainImage

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

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\72bb2c6a4acff1b558bb1682bf9e94a3.exe

"C:\Users\Admin\AppData\Local\Temp\72bb2c6a4acff1b558bb1682bf9e94a3.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4728 -ip 4728

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 372

Network

Country Destination Domain Proto
US 8.8.8.8:53 190.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 aucmoney.com udp
US 8.8.8.8:53 thegymmum.com udp
US 8.8.8.8:53 atvcampingtrips.com udp
US 8.8.8.8:53 kuapakualaman.com udp
US 8.8.8.8:53 renatazarazua.com udp
US 8.8.8.8:53 nasufmutlu.com udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 134.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 114.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp
US 8.8.8.8:53 177.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 18.173.189.20.in-addr.arpa udp

Files

memory/4728-1-0x0000000000B20000-0x0000000000C20000-memory.dmp

memory/4728-2-0x00000000001C0000-0x00000000001C9000-memory.dmp

memory/4728-3-0x0000000000400000-0x0000000000904000-memory.dmp

memory/3420-4-0x0000000000960000-0x0000000000976000-memory.dmp

memory/4728-7-0x0000000000400000-0x0000000000904000-memory.dmp