Malware Analysis Report

2025-08-10 17:40

Sample ID 230916-kk1v4ahd7w
Target 2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543
SHA256 2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543
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 Overview

score
10/10

SHA256

2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543

Threat Level: Known bad

The file 2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543 was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor trojan

SmokeLoader

Deletes itself

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Checks SCSI registry key(s)

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Uses Task Scheduler COM API

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-09-16 08:40

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-09-16 08:40

Reported

2023-09-16 08:42

Platform

win10-20230915-en

Max time kernel

150s

Max time network

133s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.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\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe N/A
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Suspicious behavior: GetForegroundWindowSpam

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

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.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
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3048 wrote to memory of 964 N/A C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe
PID 3048 wrote to memory of 964 N/A C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe
PID 3048 wrote to memory of 964 N/A C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe
PID 3048 wrote to memory of 964 N/A C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe
PID 3048 wrote to memory of 964 N/A C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe
PID 3048 wrote to memory of 964 N/A C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe

"C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe"

C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe

"C:\Users\Admin\AppData\Local\Temp\2be6a54749de59590faea64558a1d390d29e450bcb75606d7a203ae8d5f78543.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 host-file-host6.com udp
US 8.8.8.8:53 host-host-file8.com udp
NL 194.169.175.127:80 host-host-file8.com tcp
US 8.8.8.8:53 127.175.169.194.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/3048-1-0x0000000000970000-0x0000000000A70000-memory.dmp

memory/3048-2-0x0000000000960000-0x0000000000969000-memory.dmp

memory/964-3-0x0000000000400000-0x0000000000409000-memory.dmp

memory/964-4-0x0000000000400000-0x0000000000409000-memory.dmp

memory/964-5-0x0000000000400000-0x0000000000409000-memory.dmp

memory/3232-6-0x0000000000B60000-0x0000000000B76000-memory.dmp

memory/964-7-0x0000000000400000-0x0000000000409000-memory.dmp

memory/3232-16-0x0000000000B50000-0x0000000000B60000-memory.dmp

memory/3232-17-0x0000000000B50000-0x0000000000B60000-memory.dmp

memory/3232-19-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-21-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-22-0x0000000002510000-0x0000000002520000-memory.dmp

memory/3232-24-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-25-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-27-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-28-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-29-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-31-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-30-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-33-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-34-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-36-0x00000000028C0000-0x00000000028D0000-memory.dmp

memory/3232-38-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-40-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-41-0x00000000028C0000-0x00000000028D0000-memory.dmp

memory/3232-43-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-45-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-49-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-47-0x0000000002510000-0x0000000002520000-memory.dmp

memory/3232-46-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-51-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-52-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-54-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-55-0x00000000028C0000-0x00000000028D0000-memory.dmp

memory/3232-57-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-59-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-58-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-61-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-60-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-63-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-64-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-65-0x0000000000B50000-0x0000000000B60000-memory.dmp

memory/3232-66-0x0000000000B50000-0x0000000000B60000-memory.dmp

memory/3232-67-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-69-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-70-0x00000000028C0000-0x00000000028D0000-memory.dmp

memory/3232-72-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-73-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-74-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-76-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-75-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-78-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-81-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-80-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-83-0x00000000028C0000-0x00000000028D0000-memory.dmp

memory/3232-85-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-87-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-88-0x00000000028C0000-0x00000000028D0000-memory.dmp

memory/3232-90-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-92-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-94-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-98-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-97-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-95-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-100-0x00000000028C0000-0x00000000028D0000-memory.dmp

memory/3232-104-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-105-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-103-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-102-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-106-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-108-0x0000000002500000-0x0000000002510000-memory.dmp

memory/3232-109-0x0000000002500000-0x0000000002510000-memory.dmp