Malware Analysis Report

2025-08-10 17:40

Sample ID 230916-pmjf2sdc45
Target 56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe
SHA256 56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc
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

56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc

Threat Level: Known bad

The file 56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor trojan

SmokeLoader

Deletes itself

Unsigned PE

Suspicious behavior: GetForegroundWindowSpam

Suspicious behavior: MapViewOfSection

Uses Task Scheduler COM API

Checks SCSI registry key(s)

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-09-16 12:26

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2023-09-16 12:26

Reported

2023-09-16 12:29

Platform

win7-20230831-en

Max time kernel

150s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.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 opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.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\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe

"C:\Users\Admin\AppData\Local\Temp\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 gudintas.at udp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp
ET 196.188.169.138:80 gudintas.at tcp

Files

memory/924-1-0x00000000002F0000-0x00000000003F0000-memory.dmp

memory/924-2-0x00000000001C0000-0x00000000001C9000-memory.dmp

memory/924-3-0x0000000000400000-0x0000000000711000-memory.dmp

memory/924-5-0x0000000000400000-0x0000000000711000-memory.dmp

memory/1348-4-0x00000000026B0000-0x00000000026C6000-memory.dmp

memory/924-8-0x00000000001C0000-0x00000000001C9000-memory.dmp

memory/1348-12-0x000007FEF5CC0000-0x000007FEF5E03000-memory.dmp

memory/1348-13-0x000007FEFAAF0000-0x000007FEFAAFA000-memory.dmp

memory/1348-14-0x000007FEF5CC0000-0x000007FEF5E03000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-09-16 12:26

Reported

2023-09-16 12:29

Platform

win10v2004-20230915-en

Max time kernel

150s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe N/A
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Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe

"C:\Users\Admin\AppData\Local\Temp\56be912ce754d75f3385dab925ee34d9a0a1e07fe841c6a2e9adafa8021c99bc_JC.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 gudintas.at udp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
US 8.8.8.8:53 252.25.210.80.in-addr.arpa udp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
IR 80.210.25.252:80 gudintas.at tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
IR 80.210.25.252:80 gudintas.at tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 126.178.238.8.in-addr.arpa udp
US 8.8.8.8:53 27.178.89.13.in-addr.arpa udp

Files

memory/2748-1-0x0000000000970000-0x0000000000A70000-memory.dmp

memory/2748-2-0x0000000002460000-0x0000000002469000-memory.dmp

memory/2748-3-0x0000000000400000-0x0000000000711000-memory.dmp

memory/3156-4-0x00000000027F0000-0x0000000002806000-memory.dmp

memory/2748-5-0x0000000000400000-0x0000000000711000-memory.dmp

memory/2748-8-0x0000000002460000-0x0000000002469000-memory.dmp