Malware Analysis Report

2025-06-16 02:13

Sample ID 240124-chp2tafffr
Target 712822a31d730945069ac5689fada349
SHA256 a3cf419287d67f6821cafebaf4f6a366a41034ee10030a8248441c164ec2c4fe
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

a3cf419287d67f6821cafebaf4f6a366a41034ee10030a8248441c164ec2c4fe

Threat Level: Known bad

The file 712822a31d730945069ac5689fada349 was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor trojan

SmokeLoader

Deletes itself

Loads dropped DLL

Unsigned PE

Suspicious use of UnmapMainImage

Suspicious behavior: EnumeratesProcesses

Checks SCSI registry key(s)

Suspicious behavior: MapViewOfSection

Uses Task Scheduler COM API

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-24 02:04

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-24 02:04

Reported

2024-01-24 02:07

Platform

win7-20231215-en

Max time kernel

150s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\712822a31d730945069ac5689fada349.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Deletes itself

Description Indicator Process Target
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Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\712822a31d730945069ac5689fada349.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\712822a31d730945069ac5689fada349.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\712822a31d730945069ac5689fada349.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\712822a31d730945069ac5689fada349.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\712822a31d730945069ac5689fada349.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\712822a31d730945069ac5689fada349.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\712822a31d730945069ac5689fada349.exe

"C:\Users\Admin\AppData\Local\Temp\712822a31d730945069ac5689fada349.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 conceitosseg.com udp
US 8.8.8.8:53 integrasidata.com udp
SG 172.104.187.4:80 integrasidata.com tcp
US 8.8.8.8:53 ozentekstil.com udp
TR 94.73.151.78:80 ozentekstil.com tcp
TR 94.73.151.78:80 ozentekstil.com tcp
US 8.8.8.8:53 finbelportal.com udp
US 8.8.8.8:53 telanganadigital.com udp
US 192.64.119.13:80 telanganadigital.com tcp
US 8.8.8.8:53 www.telanganadigital.com udp
DE 91.195.240.19:80 www.telanganadigital.com tcp

Files

memory/2212-3-0x00000000001B0000-0x00000000001B9000-memory.dmp

memory/2212-1-0x0000000000270000-0x0000000000370000-memory.dmp

\Users\Admin\AppData\Local\Temp\CC4F.tmp

MD5 d124f55b9393c976963407dff51ffa79
SHA1 2c7bbedd79791bfb866898c85b504186db610b5d
SHA256 ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
SHA512 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

memory/2212-6-0x0000000000400000-0x0000000002C6C000-memory.dmp

memory/1240-7-0x00000000021F0000-0x0000000002205000-memory.dmp

memory/2212-8-0x0000000000400000-0x0000000002C6C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-24 02:04

Reported

2024-01-24 02:07

Platform

win10v2004-20231215-en

Max time kernel

153s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\712822a31d730945069ac5689fada349.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Deletes itself

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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\712822a31d730945069ac5689fada349.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\712822a31d730945069ac5689fada349.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\712822a31d730945069ac5689fada349.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\712822a31d730945069ac5689fada349.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\712822a31d730945069ac5689fada349.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\712822a31d730945069ac5689fada349.exe 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\712822a31d730945069ac5689fada349.exe

"C:\Users\Admin\AppData\Local\Temp\712822a31d730945069ac5689fada349.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 138.91.171.81:80 tcp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 conceitosseg.com udp
US 8.8.8.8:53 integrasidata.com udp
SG 172.104.187.4:80 integrasidata.com tcp
US 8.8.8.8:53 ozentekstil.com udp
TR 94.73.151.78:80 ozentekstil.com tcp
TR 94.73.151.78:80 ozentekstil.com tcp
US 8.8.8.8:53 4.187.104.172.in-addr.arpa udp
US 8.8.8.8:53 finbelportal.com udp
US 8.8.8.8:53 telanganadigital.com udp
US 192.64.119.13:80 telanganadigital.com tcp
US 8.8.8.8:53 www.telanganadigital.com udp
DE 91.195.240.19:80 www.telanganadigital.com tcp
US 8.8.8.8:53 78.151.73.94.in-addr.arpa udp
US 8.8.8.8:53 19.240.195.91.in-addr.arpa udp
US 8.8.8.8:53 13.119.64.192.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp

Files

memory/4932-1-0x0000000002DA0000-0x0000000002EA0000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\CC4F.tmp

MD5 4f3387277ccbd6d1f21ac5c07fe4ca68
SHA1 e16506f662dc92023bf82def1d621497c8ab5890
SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA512 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

memory/4932-6-0x0000000000400000-0x0000000002C6C000-memory.dmp

memory/4932-7-0x0000000002CF0000-0x0000000002CF9000-memory.dmp

memory/3352-8-0x00000000034F0000-0x0000000003505000-memory.dmp

memory/4932-9-0x0000000000400000-0x0000000002C6C000-memory.dmp