Malware Analysis Report

2024-11-30 23:23

Sample ID 231012-pgh84ahg8t
Target 20bb118569b859e64feaaf30227e04b8.exe
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 20bb118569b859e64feaaf30227e04b8.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

2023-10-12 12:17

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-12 12:17

Reported

2023-10-16 03:45

Platform

win7-20230831-en

Max time kernel

120s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe"

Signatures

SystemBC

trojan systembc

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2816 set thread context of 2212 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2816 wrote to memory of 2060 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2060 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2060 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2060 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2060 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2060 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2060 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2060 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2060 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2060 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 2816 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe

Processes

C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe

"C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe"

C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe

"C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe"

C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe

"C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe"

Network

N/A

Files

memory/2816-0-0x00000000741B0000-0x000000007489E000-memory.dmp

memory/2816-1-0x00000000012B0000-0x000000000132C000-memory.dmp

memory/2816-2-0x00000000741B0000-0x000000007489E000-memory.dmp

memory/2816-3-0x00000000054F0000-0x0000000005530000-memory.dmp

memory/2816-4-0x0000000000A90000-0x0000000000AD2000-memory.dmp

memory/2816-5-0x00000000054F0000-0x0000000005530000-memory.dmp

memory/2816-6-0x0000000000970000-0x000000000098A000-memory.dmp

memory/2816-7-0x0000000000530000-0x0000000000536000-memory.dmp

memory/2060-8-0x0000000000080000-0x0000000000087000-memory.dmp

memory/2060-9-0x0000000000080000-0x0000000000087000-memory.dmp

memory/2060-10-0x0000000000080000-0x0000000000087000-memory.dmp

memory/2060-11-0x0000000000080000-0x0000000000087000-memory.dmp

memory/2060-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2060-12-0x0000000000080000-0x0000000000087000-memory.dmp

memory/2212-22-0x0000000000400000-0x0000000000407000-memory.dmp

memory/2212-23-0x0000000000400000-0x0000000000407000-memory.dmp

memory/2212-24-0x0000000000400000-0x0000000000407000-memory.dmp

memory/2816-25-0x00000000741B0000-0x000000007489E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-12 12:17

Reported

2023-10-16 03:45

Platform

win10v2004-20230915-en

Max time kernel

143s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe"

Signatures

SystemBC

trojan systembc

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4976 set thread context of 1556 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4976 wrote to memory of 1556 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 4976 wrote to memory of 1556 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 4976 wrote to memory of 1556 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 4976 wrote to memory of 1556 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 4976 wrote to memory of 1556 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 4976 wrote to memory of 1556 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 4976 wrote to memory of 1556 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 4976 wrote to memory of 1556 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe
PID 4976 wrote to memory of 1556 N/A C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe

Processes

C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe

"C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe"

C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe

"C:\Users\Admin\AppData\Local\Temp\20bb118569b859e64feaaf30227e04b8.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 108.211.229.192.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 9.173.189.20.in-addr.arpa udp

Files

memory/4976-0-0x00000000748C0000-0x0000000075070000-memory.dmp

memory/4976-1-0x0000000000A50000-0x0000000000ACC000-memory.dmp

memory/4976-2-0x00000000052E0000-0x0000000005884000-memory.dmp

memory/4976-3-0x0000000004E30000-0x0000000004EC2000-memory.dmp

memory/4976-4-0x0000000004F70000-0x000000000500C000-memory.dmp

memory/4976-5-0x0000000005CA0000-0x0000000005CB0000-memory.dmp

memory/4976-6-0x0000000005D20000-0x0000000005D62000-memory.dmp

memory/4976-7-0x00000000060C0000-0x00000000060CA000-memory.dmp

memory/4976-8-0x0000000005CA0000-0x0000000005CB0000-memory.dmp

memory/4976-9-0x0000000006DE0000-0x0000000006DFA000-memory.dmp

memory/4976-10-0x0000000006DC0000-0x0000000006DC6000-memory.dmp

memory/4976-11-0x00000000748C0000-0x0000000075070000-memory.dmp

memory/4976-12-0x0000000005CA0000-0x0000000005CB0000-memory.dmp

memory/4976-13-0x0000000005CA0000-0x0000000005CB0000-memory.dmp

memory/1556-14-0x0000000000400000-0x0000000000407000-memory.dmp

memory/1556-16-0x0000000000400000-0x0000000000407000-memory.dmp

memory/1556-17-0x0000000000400000-0x0000000000407000-memory.dmp

memory/4976-18-0x00000000748C0000-0x0000000075070000-memory.dmp