Malware Analysis Report

2024-11-30 23:28

Sample ID 230826-j4zxgaag2x
Target 563b5372c93c74f1e0268c079ece9d43.exe
SHA256 c96f8d4d1ee675c3cd1b1cf2670bb9bc2379a6b66f3029b2ffcfdd67c612c499
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

c96f8d4d1ee675c3cd1b1cf2670bb9bc2379a6b66f3029b2ffcfdd67c612c499

Threat Level: Known bad

The file 563b5372c93c74f1e0268c079ece9d43.exe 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

2023-08-26 08:14

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-26 08:14

Reported

2023-08-26 08:16

Platform

win7-20230712-en

Max time kernel

121s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe"

Signatures

SystemBC

trojan systembc

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2676 set thread context of 2332 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2676 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe
PID 2676 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe
PID 2676 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe
PID 2676 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe
PID 2676 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe
PID 2676 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe
PID 2676 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe
PID 2676 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe
PID 2676 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe
PID 2676 wrote to memory of 2332 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe

Processes

C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe

"C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe"

C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe

"C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe"

Network

N/A

Files

memory/2676-0-0x0000000000AD0000-0x0000000000B1C000-memory.dmp

memory/2676-1-0x0000000074C50000-0x000000007533E000-memory.dmp

memory/2676-2-0x00000000052C0000-0x0000000005300000-memory.dmp

memory/2676-3-0x0000000000440000-0x0000000000482000-memory.dmp

memory/2676-4-0x0000000000550000-0x000000000056A000-memory.dmp

memory/2676-5-0x00000000005D0000-0x00000000005D6000-memory.dmp

memory/2332-6-0x0000000000400000-0x0000000000407000-memory.dmp

memory/2332-7-0x0000000000400000-0x0000000000407000-memory.dmp

memory/2332-8-0x0000000000400000-0x0000000000407000-memory.dmp

memory/2332-9-0x0000000000400000-0x0000000000407000-memory.dmp

memory/2332-10-0x0000000000400000-0x0000000000407000-memory.dmp

memory/2332-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2676-13-0x0000000074C50000-0x000000007533E000-memory.dmp

memory/2676-14-0x00000000052C0000-0x0000000005300000-memory.dmp

memory/2332-15-0x0000000000400000-0x0000000000407000-memory.dmp

memory/2676-17-0x0000000074C50000-0x000000007533E000-memory.dmp

memory/2332-16-0x0000000000400000-0x0000000000407000-memory.dmp

memory/2332-18-0x0000000000400000-0x0000000000407000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-26 08:14

Reported

2023-08-26 08:16

Platform

win10v2004-20230703-en

Max time kernel

142s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe"

Signatures

SystemBC

trojan systembc

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2520 set thread context of 4844 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2520 wrote to memory of 4844 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe
PID 2520 wrote to memory of 4844 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe
PID 2520 wrote to memory of 4844 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe
PID 2520 wrote to memory of 4844 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe
PID 2520 wrote to memory of 4844 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe
PID 2520 wrote to memory of 4844 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe
PID 2520 wrote to memory of 4844 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe
PID 2520 wrote to memory of 4844 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe
PID 2520 wrote to memory of 4844 N/A C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe

Processes

C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe

"C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe"

C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe

"C:\Users\Admin\AppData\Local\Temp\563b5372c93c74f1e0268c079ece9d43.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 126.137.241.8.in-addr.arpa udp
US 8.8.8.8:53 233.141.123.20.in-addr.arpa udp
US 8.8.8.8:53 13.173.189.20.in-addr.arpa udp

Files

memory/2520-0-0x00000000002C0000-0x000000000030C000-memory.dmp

memory/2520-1-0x0000000075300000-0x0000000075AB0000-memory.dmp

memory/2520-2-0x0000000004B80000-0x0000000004C1C000-memory.dmp

memory/2520-3-0x00000000051D0000-0x0000000005774000-memory.dmp

memory/2520-4-0x0000000004C20000-0x0000000004CB2000-memory.dmp

memory/2520-5-0x0000000005B40000-0x0000000005B50000-memory.dmp

memory/2520-6-0x0000000005B70000-0x0000000005B7A000-memory.dmp

memory/2520-7-0x0000000005B40000-0x0000000005B50000-memory.dmp

memory/2520-8-0x0000000075300000-0x0000000075AB0000-memory.dmp

memory/2520-9-0x0000000005B40000-0x0000000005B50000-memory.dmp

memory/2520-10-0x0000000005B40000-0x0000000005B50000-memory.dmp

memory/4844-11-0x0000000000400000-0x0000000000407000-memory.dmp

memory/4844-12-0x0000000000400000-0x0000000000407000-memory.dmp

memory/4844-14-0x0000000000400000-0x0000000000407000-memory.dmp

memory/2520-15-0x0000000075300000-0x0000000075AB0000-memory.dmp