Malware Analysis Report

2024-11-30 23:23

Sample ID 231012-awzr3aff47
Target c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674
SHA256 c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674

Threat Level: Known bad

The file c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674 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

2023-10-12 00:34

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-12 00:34

Reported

2023-10-12 23:46

Platform

win7-20230831-en

Max time kernel

119s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe"

Signatures

SystemBC

trojan systembc

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2112 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 2112 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe

"C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe"

C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe

"C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe"

C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe

"C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe"

Network

N/A

Files

memory/2112-0-0x0000000000260000-0x00000000002DC000-memory.dmp

memory/2112-1-0x0000000074770000-0x0000000074E5E000-memory.dmp

memory/2112-2-0x0000000004CD0000-0x0000000004D10000-memory.dmp

memory/2112-3-0x0000000000600000-0x0000000000642000-memory.dmp

memory/2112-4-0x00000000004C0000-0x00000000004DA000-memory.dmp

memory/2112-5-0x0000000000310000-0x0000000000316000-memory.dmp

memory/2332-6-0x0000000000080000-0x0000000000087000-memory.dmp

memory/2332-8-0x0000000000080000-0x0000000000087000-memory.dmp

memory/2332-10-0x0000000000080000-0x0000000000087000-memory.dmp

memory/2332-12-0x0000000000080000-0x0000000000087000-memory.dmp

memory/2332-14-0x0000000000080000-0x0000000000087000-memory.dmp

memory/2332-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2124-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2112-25-0x0000000074770000-0x0000000074E5E000-memory.dmp

memory/2112-26-0x0000000004CD0000-0x0000000004D10000-memory.dmp

memory/2124-27-0x0000000000400000-0x0000000000407000-memory.dmp

memory/2124-29-0x0000000000400000-0x0000000000407000-memory.dmp

memory/2124-28-0x0000000000400000-0x0000000000407000-memory.dmp

memory/2112-30-0x0000000074770000-0x0000000074E5E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-12 00:34

Reported

2023-10-12 23:48

Platform

win10v2004-20230915-en

Max time kernel

153s

Max time network

164s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe"

Signatures

SystemBC

trojan systembc

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1340 wrote to memory of 1588 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 1340 wrote to memory of 1588 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 1340 wrote to memory of 1588 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 1340 wrote to memory of 1588 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 1340 wrote to memory of 1588 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 1340 wrote to memory of 1588 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 1340 wrote to memory of 1588 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 1340 wrote to memory of 1588 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe
PID 1340 wrote to memory of 1588 N/A C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe

"C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe"

C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe

"C:\Users\Admin\AppData\Local\Temp\c1d2e8b7b961e48a1ee4877d3f527f038697e0dfcda69b8cd470900b73e1e674.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 29.81.57.23.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 240.81.21.72.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 67.112.168.52.in-addr.arpa udp

Files

memory/1340-0-0x00000000748F0000-0x00000000750A0000-memory.dmp

memory/1340-1-0x0000000000B40000-0x0000000000BBC000-memory.dmp

memory/1340-2-0x0000000005DF0000-0x0000000006394000-memory.dmp

memory/1340-3-0x00000000058E0000-0x0000000005972000-memory.dmp

memory/1340-4-0x0000000005980000-0x0000000005A1C000-memory.dmp

memory/1340-5-0x0000000006880000-0x0000000006890000-memory.dmp

memory/1340-6-0x0000000006730000-0x0000000006772000-memory.dmp

memory/1340-7-0x00000000067F0000-0x00000000067FA000-memory.dmp

memory/1340-8-0x00000000748F0000-0x00000000750A0000-memory.dmp

memory/1340-9-0x0000000006880000-0x0000000006890000-memory.dmp

memory/1340-10-0x0000000006880000-0x0000000006890000-memory.dmp

memory/1340-11-0x0000000006DC0000-0x0000000006DDA000-memory.dmp

memory/1340-12-0x0000000006C40000-0x0000000006C46000-memory.dmp

memory/1340-13-0x0000000006880000-0x0000000006890000-memory.dmp

memory/1588-14-0x0000000000400000-0x0000000000407000-memory.dmp

memory/1588-15-0x0000000000400000-0x0000000000407000-memory.dmp

memory/1588-16-0x0000000000400000-0x0000000000407000-memory.dmp

memory/1340-18-0x00000000748F0000-0x00000000750A0000-memory.dmp