Malware Analysis Report

2025-01-03 05:10

Sample ID 230727-kh1gjsdd7s
Target Stub.exe
SHA256 91e3e2bf786f5f441fc7461e98a55de547152edab9c95d38e230ac32c64e7a16
Tags
bitrat 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

91e3e2bf786f5f441fc7461e98a55de547152edab9c95d38e230ac32c64e7a16

Threat Level: Known bad

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

Malicious Activity Summary

bitrat trojan

BitRAT

Bitrat family

Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-07-27 08:36

Signatures

Bitrat family

bitrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-07-27 08:36

Reported

2023-07-27 08:39

Platform

win7-20230712-en

Max time kernel

145s

Max time network

150s

Command Line

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

Signatures

BitRAT

trojan bitrat

Suspicious use of NtSetInformationThreadHideFromDebugger

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of SetWindowsHookEx

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

Processes

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

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

Network

Country Destination Domain Proto
NL 208.67.104.96:1234 tcp

Files

memory/2312-54-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2312-56-0x0000000000230000-0x000000000023A000-memory.dmp

memory/2312-55-0x0000000000230000-0x000000000023A000-memory.dmp

memory/2312-57-0x0000000000230000-0x000000000023A000-memory.dmp

memory/2312-58-0x0000000000230000-0x000000000023A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-07-27 08:36

Reported

2023-07-27 08:39

Platform

win10v2004-20230703-en

Max time kernel

146s

Max time network

153s

Command Line

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

Signatures

BitRAT

trojan bitrat

Suspicious use of NtSetInformationThreadHideFromDebugger

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of SetWindowsHookEx

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

Processes

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

"C:\Users\Admin\AppData\Local\Temp\Stub.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 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
NL 208.67.104.96:1234 tcp
US 8.8.8.8:53 96.104.67.208.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.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 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 216.74.101.95.in-addr.arpa udp
US 8.8.8.8:53 63.13.109.52.in-addr.arpa udp
US 8.8.8.8:53 8.179.89.13.in-addr.arpa udp

Files

memory/4616-133-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/4616-134-0x0000000074F90000-0x0000000074FC9000-memory.dmp

memory/4616-135-0x0000000075310000-0x0000000075349000-memory.dmp

memory/4616-136-0x0000000074F90000-0x0000000074FC9000-memory.dmp

memory/4616-137-0x0000000075310000-0x0000000075349000-memory.dmp