Malware Analysis Report

2025-01-03 05:09

Sample ID 230901-gkrewada94
Target boolhongupdater0.2.exe
SHA256 4cb6e9aebf1e565f4cb11b4bddcf9b7afcf56c390c1e2d849a64b31b997547ae
Tags
persistence bitrat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

4cb6e9aebf1e565f4cb11b4bddcf9b7afcf56c390c1e2d849a64b31b997547ae

Threat Level: Known bad

The file boolhongupdater0.2.exe was found to be: Known bad.

Malicious Activity Summary

persistence bitrat trojan

BitRAT

Adds Run key to start application

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-09-01 05:52

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-09-01 05:52

Reported

2023-09-01 05:54

Platform

win7-20230831-en

Max time kernel

150s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000\Software\Microsoft\Windows\CurrentVersion\Run\updater = "C:\\Users\\Admin\\AppData\\Local\\chrome\\updater" C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1376 set thread context of 1952 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1376 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1376 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1376 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1376 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1376 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1376 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1376 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1376 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1376 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1376 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1376 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1376 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Processes

C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe

"C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 rornfl12.duckdns.org udp
KR 112.173.56.153:3072 rornfl12.duckdns.org tcp
US 8.8.8.8:53 rornfl12.duckdns.org udp

Files

memory/1376-0-0x0000000074960000-0x000000007504E000-memory.dmp

memory/1376-1-0x0000000000CC0000-0x0000000000FDA000-memory.dmp

memory/1376-2-0x0000000000590000-0x00000000005D0000-memory.dmp

memory/1376-3-0x0000000005C90000-0x0000000005F0C000-memory.dmp

memory/1376-4-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-5-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-7-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-9-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-11-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-13-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-17-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-15-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-19-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-21-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-23-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-25-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-27-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-31-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-29-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-33-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-37-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-35-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-41-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-39-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-45-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-43-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-47-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-51-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-49-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-53-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-57-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-55-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-63-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-61-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-59-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-65-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-67-0x0000000005C90000-0x0000000005F06000-memory.dmp

memory/1376-128-0x0000000074960000-0x000000007504E000-memory.dmp

memory/1376-266-0x0000000000590000-0x00000000005D0000-memory.dmp

memory/1376-1082-0x0000000000670000-0x0000000000671000-memory.dmp

memory/1376-1083-0x0000000009160000-0x0000000009356000-memory.dmp

memory/1376-1084-0x0000000002520000-0x000000000256C000-memory.dmp

memory/1376-1096-0x0000000074960000-0x000000007504E000-memory.dmp

memory/1952-1107-0x00000000001A0000-0x00000000001AA000-memory.dmp

memory/1952-1108-0x00000000001A0000-0x00000000001AA000-memory.dmp

memory/1952-1113-0x00000000001A0000-0x00000000001AA000-memory.dmp

memory/1952-1114-0x00000000001A0000-0x00000000001AA000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-09-01 05:52

Reported

2023-09-01 05:54

Platform

win10v2004-20230831-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe"

Signatures

BitRAT

trojan bitrat

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-4272677097-406801653-1594978504-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\updater = "C:\\Users\\Admin\\AppData\\Local\\chrome\\updater" C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1324 set thread context of 924 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1324 wrote to memory of 4204 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1324 wrote to memory of 4204 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1324 wrote to memory of 4204 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1324 wrote to memory of 924 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1324 wrote to memory of 924 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1324 wrote to memory of 924 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1324 wrote to memory of 924 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1324 wrote to memory of 924 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1324 wrote to memory of 924 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1324 wrote to memory of 924 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1324 wrote to memory of 924 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1324 wrote to memory of 924 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1324 wrote to memory of 924 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1324 wrote to memory of 924 N/A C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Processes

C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe

"C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 rornfl12.duckdns.org udp
KR 112.173.56.153:3072 rornfl12.duckdns.org tcp
US 8.8.8.8:53 153.56.173.112.in-addr.arpa udp
US 8.8.8.8:53 rornfl12.duckdns.org udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 15.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 rornfl12.duckdns.org udp

Files

memory/1324-1-0x0000000000BB0000-0x0000000000ECA000-memory.dmp

memory/1324-0-0x00000000750F0000-0x00000000758A0000-memory.dmp

memory/1324-2-0x0000000005D40000-0x00000000062E4000-memory.dmp

memory/1324-3-0x0000000005880000-0x0000000005912000-memory.dmp

memory/1324-4-0x0000000005AE0000-0x0000000005AF0000-memory.dmp

memory/1324-5-0x0000000005A20000-0x0000000005A2A000-memory.dmp

memory/1324-6-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-7-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-9-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-11-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-13-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-15-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-17-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-19-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-21-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-23-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-25-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-27-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-29-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-31-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-33-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-35-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-37-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-39-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-41-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-43-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-45-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-47-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-49-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-51-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-53-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-55-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-57-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-59-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-61-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-63-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-65-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-67-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-69-0x0000000007210000-0x0000000007486000-memory.dmp

memory/1324-419-0x00000000750F0000-0x00000000758A0000-memory.dmp

memory/1324-482-0x0000000005AE0000-0x0000000005AF0000-memory.dmp

memory/1324-1084-0x0000000006F60000-0x0000000006F61000-memory.dmp

memory/924-1089-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/1324-1090-0x00000000750F0000-0x00000000758A0000-memory.dmp

memory/924-1092-0x0000000075000000-0x0000000075039000-memory.dmp

memory/924-1100-0x0000000074CC0000-0x0000000074CF9000-memory.dmp

memory/924-1106-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/924-1137-0x0000000075000000-0x0000000075039000-memory.dmp

memory/924-1138-0x0000000074CC0000-0x0000000074CF9000-memory.dmp