Malware Analysis Report

2024-11-30 23:33

Sample ID 230918-gyxttahh29
Target 91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f
SHA256 91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f
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

91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f

Threat Level: Known bad

The file 91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f was found to be: Known bad.

Malicious Activity Summary

systembc trojan

SystemBC

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-09-18 06:13

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-09-18 06:13

Reported

2023-09-18 06:16

Platform

win10-20230915-en

Max time kernel

127s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe"

Signatures

SystemBC

trojan systembc

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2588 wrote to memory of 4188 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe
PID 2588 wrote to memory of 4188 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe
PID 2588 wrote to memory of 4188 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe
PID 2588 wrote to memory of 4188 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe
PID 2588 wrote to memory of 4188 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe
PID 2588 wrote to memory of 4188 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe
PID 2588 wrote to memory of 4188 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe
PID 2588 wrote to memory of 4188 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe
PID 2588 wrote to memory of 4188 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe
PID 2588 wrote to memory of 168 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe
PID 2588 wrote to memory of 168 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe
PID 2588 wrote to memory of 168 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe
PID 2588 wrote to memory of 168 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe
PID 2588 wrote to memory of 168 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe
PID 2588 wrote to memory of 168 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe
PID 2588 wrote to memory of 168 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe
PID 2588 wrote to memory of 168 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe
PID 2588 wrote to memory of 168 N/A C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe

Processes

C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe

"C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe"

C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe

"C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe"

C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe

"C:\Users\Admin\AppData\Local\Temp\91735a2a578ca710a1f2e09985ba20079971ee87aa45bfb4b18f4f74a43ce08f.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 27.73.42.20.in-addr.arpa udp

Files

memory/2588-0-0x0000000001140000-0x00000000011B6000-memory.dmp

memory/2588-1-0x0000000073450000-0x0000000073B3E000-memory.dmp

memory/2588-2-0x0000000005270000-0x000000000576E000-memory.dmp

memory/2588-3-0x0000000004C50000-0x0000000004CE2000-memory.dmp

memory/2588-4-0x0000000004D70000-0x0000000004E0C000-memory.dmp

memory/2588-5-0x0000000002750000-0x0000000002760000-memory.dmp

memory/2588-6-0x0000000004CF0000-0x0000000004CFA000-memory.dmp

memory/2588-7-0x0000000008240000-0x0000000008282000-memory.dmp

memory/2588-8-0x0000000002750000-0x0000000002760000-memory.dmp

memory/2588-9-0x00000000084C0000-0x00000000084DA000-memory.dmp

memory/2588-10-0x00000000084E0000-0x00000000084E6000-memory.dmp

memory/2588-11-0x0000000073450000-0x0000000073B3E000-memory.dmp

memory/2588-12-0x0000000002750000-0x0000000002760000-memory.dmp

memory/168-13-0x0000000000400000-0x0000000000407000-memory.dmp

memory/168-15-0x0000000000400000-0x0000000000407000-memory.dmp

memory/2588-16-0x0000000073450000-0x0000000073B3E000-memory.dmp

memory/168-17-0x0000000000400000-0x0000000000407000-memory.dmp