Malware Analysis Report

2024-12-08 01:26

Sample ID 240722-p3pm1axgnd
Target AKT_18-BT_22_07_2024p..jar
SHA256 5985020f4a32159c08f056916c0bf4436b652bbcf21ad778645c5f8d2293e398
Tags
smokeloader 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

5985020f4a32159c08f056916c0bf4436b652bbcf21ad778645c5f8d2293e398

Threat Level: Known bad

The file AKT_18-BT_22_07_2024p..jar was found to be: Known bad.

Malicious Activity Summary

smokeloader backdoor trojan

SmokeLoader

Downloads MZ/PE file

Executes dropped EXE

Program crash

Checks SCSI registry key(s)

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-22 12:51

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-22 12:51

Reported

2024-07-22 12:54

Platform

win7-20240704-en

Max time kernel

13s

Max time network

19s

Command Line

java -jar C:\Users\Admin\AppData\Local\Temp\AKT_18-BT_22_07_2024p..jar

Signatures

N/A

Processes

C:\Windows\system32\java.exe

java -jar C:\Users\Admin\AppData\Local\Temp\AKT_18-BT_22_07_2024p..jar

Network

N/A

Files

memory/3004-2-0x0000000002240000-0x00000000024B0000-memory.dmp

memory/3004-11-0x0000000000220000-0x0000000000221000-memory.dmp

memory/3004-12-0x0000000002240000-0x00000000024B0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-22 12:51

Reported

2024-07-22 12:54

Platform

win10v2004-20240709-en

Max time kernel

150s

Max time network

151s

Command Line

java -jar C:\Users\Admin\AppData\Local\Temp\AKT_18-BT_22_07_2024p..jar

Signatures

SmokeLoader

trojan backdoor smokeloader

Downloads MZ/PE file

Executes dropped EXE

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

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\svc.exe

Checks SCSI registry key(s)

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

Processes

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe

java -jar C:\Users\Admin\AppData\Local\Temp\AKT_18-BT_22_07_2024p..jar

C:\Windows\SYSTEM32\cmd.exe

cmd /c start /b C:\Users\Admin\AppData\Local\Temp\svc.exe

C:\Users\Admin\AppData\Local\Temp\svc.exe

C:\Users\Admin\AppData\Local\Temp\svc.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 4968 -ip 4968

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4968 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 systemcctvunderworldstp.ru udp
UA 185.156.72.78:80 systemcctvunderworldstp.ru tcp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 78.72.156.185.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 40.140.123.92.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.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 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/4816-2-0x0000014D0ADA0000-0x0000014D0B010000-memory.dmp

memory/4816-11-0x0000014D09590000-0x0000014D09591000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\svc.exe

MD5 cfb143dd362f1b98e51d272bfe740a1c
SHA1 6c82fb9085208820c755629863f3156accc8e659
SHA256 8dff2ada4e6ec6e709e92150e37718482225abb5f018ca5d146a9ff279f889a9
SHA512 fb690675e0e09d17a4032755ae4550c2d50ce955b4c82956d3f079bc314834ed9ede7f0332d8b0e35583070c2190f396b132170fc8e8f242f2fbbc255b7e2fab

memory/4816-15-0x0000014D0ADA0000-0x0000014D0B010000-memory.dmp

memory/4816-14-0x0000014D09590000-0x0000014D09591000-memory.dmp

memory/4968-21-0x0000000000610000-0x000000000061B000-memory.dmp

memory/4968-22-0x0000000000400000-0x000000000040B000-memory.dmp

memory/4968-20-0x0000000000790000-0x0000000000890000-memory.dmp

memory/4968-25-0x0000000000400000-0x000000000040B000-memory.dmp

memory/4968-23-0x0000000000400000-0x00000000004BD000-memory.dmp

memory/4968-24-0x0000000000610000-0x000000000061B000-memory.dmp