Malware Analysis Report

2025-01-02 05:31

Sample ID 240724-ybkdmstcpl
Target 7a879328c377c58b4972090747acf76e0d04e17a2b0c4767997074aec8218faf
SHA256 7a879328c377c58b4972090747acf76e0d04e17a2b0c4767997074aec8218faf
Tags
smokeloader 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

7a879328c377c58b4972090747acf76e0d04e17a2b0c4767997074aec8218faf

Threat Level: Known bad

The file 7a879328c377c58b4972090747acf76e0d04e17a2b0c4767997074aec8218faf was found to be: Known bad.

Malicious Activity Summary

smokeloader backdoor trojan discovery

SmokeLoader

Smokeloader family

Unsigned PE

System Location Discovery: System Language Discovery

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-24 19:36

Signatures

Smokeloader family

smokeloader

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-24 19:36

Reported

2024-07-24 19:39

Platform

win7-20240708-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7a879328c377c58b4972090747acf76e0d04e17a2b0c4767997074aec8218faf.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\7a879328c377c58b4972090747acf76e0d04e17a2b0c4767997074aec8218faf.exe

"C:\Users\Admin\AppData\Local\Temp\7a879328c377c58b4972090747acf76e0d04e17a2b0c4767997074aec8218faf.exe"

Network

N/A

Files

memory/2320-0-0x0000000000400000-0x0000000000409000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-24 19:36

Reported

2024-07-24 19:39

Platform

win10v2004-20240709-en

Max time kernel

134s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7a879328c377c58b4972090747acf76e0d04e17a2b0c4767997074aec8218faf.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\7a879328c377c58b4972090747acf76e0d04e17a2b0c4767997074aec8218faf.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7a879328c377c58b4972090747acf76e0d04e17a2b0c4767997074aec8218faf.exe

"C:\Users\Admin\AppData\Local\Temp\7a879328c377c58b4972090747acf76e0d04e17a2b0c4767997074aec8218faf.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 25.140.123.92.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 21.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp

Files

memory/1800-0-0x0000000000400000-0x0000000000409000-memory.dmp