Malware Analysis Report

2025-05-28 17:38

Sample ID 221220-mjj73acd71
Target fdd4cca0516be799c954e96be26b2d04e42ea0bac1edb00604412914bae2f100
SHA256 fdd4cca0516be799c954e96be26b2d04e42ea0bac1edb00604412914bae2f100
Tags
systembc trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

fdd4cca0516be799c954e96be26b2d04e42ea0bac1edb00604412914bae2f100

Threat Level: Known bad

The file fdd4cca0516be799c954e96be26b2d04e42ea0bac1edb00604412914bae2f100 was found to be: Known bad.

Malicious Activity Summary

systembc trojan

SystemBC

Executes dropped EXE

Drops file in Windows directory

Program crash

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-12-20 10:29

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-12-20 10:29

Reported

2022-12-20 10:32

Platform

win10v2004-20220812-en

Max time kernel

90s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fdd4cca0516be799c954e96be26b2d04e42ea0bac1edb00604412914bae2f100.exe"

Signatures

SystemBC

trojan systembc

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\ProgramData\imbhou\lxava.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\Tasks\lxava.job C:\Users\Admin\AppData\Local\Temp\fdd4cca0516be799c954e96be26b2d04e42ea0bac1edb00604412914bae2f100.exe N/A
File created C:\Windows\Tasks\lxava.job C:\Users\Admin\AppData\Local\Temp\fdd4cca0516be799c954e96be26b2d04e42ea0bac1edb00604412914bae2f100.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fdd4cca0516be799c954e96be26b2d04e42ea0bac1edb00604412914bae2f100.exe

"C:\Users\Admin\AppData\Local\Temp\fdd4cca0516be799c954e96be26b2d04e42ea0bac1edb00604412914bae2f100.exe"

C:\ProgramData\imbhou\lxava.exe

C:\ProgramData\imbhou\lxava.exe start

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3444 -ip 3444

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3444 -s 956

Network

Country Destination Domain Proto
N/A 93.184.220.29:80 tcp
N/A 93.184.220.29:80 tcp
N/A 109.205.214.18:443 tcp
N/A 95.101.78.82:80 tcp
N/A 95.101.78.82:80 tcp
N/A 104.80.225.205:443 tcp
N/A 51.11.192.48:443 tcp
N/A 209.197.3.8:80 tcp
N/A 209.197.3.8:80 tcp
N/A 209.197.3.8:80 tcp

Files

memory/3444-133-0x0000000000568000-0x0000000000578000-memory.dmp

memory/3444-134-0x0000000002050000-0x0000000002059000-memory.dmp

memory/3444-135-0x0000000000400000-0x000000000045F000-memory.dmp

C:\ProgramData\imbhou\lxava.exe

MD5 cdc67700f25eaed1417264c4bdec03d3
SHA1 56639e9414e6ee8394d940d62778475ddf071290
SHA256 fdd4cca0516be799c954e96be26b2d04e42ea0bac1edb00604412914bae2f100
SHA512 a2b38a1d4d0cb57532f3feb2efa1fb345c03df9114dfb2dcc93286e19b96eb5e182bd79d070a0e4fccf1980f47effc9b511dbb0074bba69bee80098317e08038

C:\ProgramData\imbhou\lxava.exe

MD5 cdc67700f25eaed1417264c4bdec03d3
SHA1 56639e9414e6ee8394d940d62778475ddf071290
SHA256 fdd4cca0516be799c954e96be26b2d04e42ea0bac1edb00604412914bae2f100
SHA512 a2b38a1d4d0cb57532f3feb2efa1fb345c03df9114dfb2dcc93286e19b96eb5e182bd79d070a0e4fccf1980f47effc9b511dbb0074bba69bee80098317e08038

memory/4908-138-0x0000000000482000-0x0000000000493000-memory.dmp

memory/4908-139-0x0000000000400000-0x000000000045F000-memory.dmp

memory/3444-140-0x0000000000400000-0x000000000045F000-memory.dmp