Malware Analysis Report

2024-11-30 23:27

Sample ID 230812-tv3l4sce42
Target d0861b2aed04474e7e0f524c0cf6f8495494fc509b0fb8dc94d89dd1dcbacc5e_JC.exe
SHA256 d0861b2aed04474e7e0f524c0cf6f8495494fc509b0fb8dc94d89dd1dcbacc5e
Tags
vmprotect 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

d0861b2aed04474e7e0f524c0cf6f8495494fc509b0fb8dc94d89dd1dcbacc5e

Threat Level: Known bad

The file d0861b2aed04474e7e0f524c0cf6f8495494fc509b0fb8dc94d89dd1dcbacc5e_JC.exe was found to be: Known bad.

Malicious Activity Summary

vmprotect systembc trojan

SystemBC

Blocklisted process makes network request

VMProtect packed file

Unsigned PE

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-08-12 16:23

Signatures

VMProtect packed file

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-12 16:23

Reported

2023-08-12 16:26

Platform

win7-20230712-en

Max time kernel

121s

Max time network

124s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\d0861b2aed04474e7e0f524c0cf6f8495494fc509b0fb8dc94d89dd1dcbacc5e_JC.dll,#1

Signatures

SystemBC

trojan systembc

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\system32\rundll32.exe N/A

VMProtect packed file

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\d0861b2aed04474e7e0f524c0cf6f8495494fc509b0fb8dc94d89dd1dcbacc5e_JC.dll,#1

Network

Country Destination Domain Proto
RU 5.42.65.67:4298 tcp

Files

memory/2112-54-0x0000000077570000-0x0000000077572000-memory.dmp

memory/2112-57-0x0000000077570000-0x0000000077572000-memory.dmp

memory/2112-56-0x000007FEF4D40000-0x000007FEF5797000-memory.dmp

memory/2112-59-0x0000000077570000-0x0000000077572000-memory.dmp

memory/2112-60-0x0000000077580000-0x0000000077582000-memory.dmp

memory/2112-62-0x0000000077580000-0x0000000077582000-memory.dmp

memory/2112-64-0x0000000077580000-0x0000000077582000-memory.dmp

memory/2112-65-0x0000000077590000-0x0000000077592000-memory.dmp

memory/2112-67-0x0000000077590000-0x0000000077592000-memory.dmp

memory/2112-69-0x0000000077590000-0x0000000077592000-memory.dmp

memory/2112-70-0x00000000775A0000-0x00000000775A2000-memory.dmp

memory/2112-72-0x00000000775A0000-0x00000000775A2000-memory.dmp

memory/2112-74-0x00000000775A0000-0x00000000775A2000-memory.dmp

memory/2112-77-0x000007FEFD2D0000-0x000007FEFD2D2000-memory.dmp

memory/2112-79-0x000007FEFD2D0000-0x000007FEFD2D2000-memory.dmp

memory/2112-82-0x000007FEFD2E0000-0x000007FEFD2E2000-memory.dmp

memory/2112-84-0x000007FEFD2E0000-0x000007FEFD2E2000-memory.dmp

memory/2112-85-0x00000000775B0000-0x00000000775B2000-memory.dmp

memory/2112-87-0x00000000775B0000-0x00000000775B2000-memory.dmp

memory/2112-90-0x00000000773C0000-0x0000000077569000-memory.dmp

memory/2112-89-0x00000000775B0000-0x00000000775B2000-memory.dmp

memory/2112-91-0x000007FEF4D40000-0x000007FEF5797000-memory.dmp

memory/2112-92-0x00000000773C0000-0x0000000077569000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-12 16:23

Reported

2023-08-12 16:26

Platform

win10v2004-20230703-en

Max time kernel

140s

Max time network

148s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\d0861b2aed04474e7e0f524c0cf6f8495494fc509b0fb8dc94d89dd1dcbacc5e_JC.dll,#1

Signatures

SystemBC

trojan systembc

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\system32\rundll32.exe N/A

VMProtect packed file

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\d0861b2aed04474e7e0f524c0cf6f8495494fc509b0fb8dc94d89dd1dcbacc5e_JC.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 163.252.72.23.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
RU 5.42.65.67:4298 tcp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp
US 8.8.8.8:53 64.13.109.52.in-addr.arpa udp
US 8.8.8.8:53 63.141.182.52.in-addr.arpa udp

Files

memory/1548-134-0x00007FF8C6F50000-0x00007FF8C79A7000-memory.dmp

memory/1548-133-0x00007FF8E4AF0000-0x00007FF8E4AF2000-memory.dmp

memory/1548-135-0x00007FF8E4B00000-0x00007FF8E4B02000-memory.dmp

memory/1548-136-0x00007FF8E39D0000-0x00007FF8E39D2000-memory.dmp

memory/1548-137-0x00007FF8E3DD0000-0x00007FF8E3DD2000-memory.dmp

memory/1548-138-0x00007FF8E22E0000-0x00007FF8E22E2000-memory.dmp

memory/1548-139-0x00007FF8E22F0000-0x00007FF8E22F2000-memory.dmp

memory/1548-141-0x00007FF8E4B10000-0x00007FF8E4B12000-memory.dmp

memory/1548-142-0x00007FF8C6F50000-0x00007FF8C79A7000-memory.dmp