Malware Analysis Report

2025-01-03 05:00

Sample ID 231230-3aj4psdfb8
Target 1fc5241baee22db7f0d86911824fec1d
SHA256 e10c59a299c2ac508cc2184b7a51429af0d2a08ee402be587feb96afc21a8200
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

e10c59a299c2ac508cc2184b7a51429af0d2a08ee402be587feb96afc21a8200

Threat Level: Known bad

The file 1fc5241baee22db7f0d86911824fec1d was found to be: Known bad.

Malicious Activity Summary

bitrat trojan

BitRAT

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-12-30 23:18

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-30 23:18

Reported

2024-01-04 19:41

Platform

win7-20231129-en

Max time kernel

122s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe

"C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe"

Network

N/A

Files

memory/3020-1-0x0000000074290000-0x000000007497E000-memory.dmp

memory/3020-0-0x0000000000F00000-0x00000000010CA000-memory.dmp

memory/3020-2-0x0000000004890000-0x00000000048D0000-memory.dmp

memory/3020-3-0x0000000074290000-0x000000007497E000-memory.dmp

memory/3020-4-0x0000000004890000-0x00000000048D0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-30 23:18

Reported

2024-01-04 19:44

Platform

win10v2004-20231215-en

Max time kernel

205s

Max time network

240s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe"

Signatures

BitRAT

trojan bitrat

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3240 set thread context of 2128 N/A C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3240 wrote to memory of 2128 N/A C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe
PID 3240 wrote to memory of 2128 N/A C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe
PID 3240 wrote to memory of 2128 N/A C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe
PID 3240 wrote to memory of 2128 N/A C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe
PID 3240 wrote to memory of 2128 N/A C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe
PID 3240 wrote to memory of 2128 N/A C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe
PID 3240 wrote to memory of 2128 N/A C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe
PID 3240 wrote to memory of 2128 N/A C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe
PID 3240 wrote to memory of 2128 N/A C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe
PID 3240 wrote to memory of 2128 N/A C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe
PID 3240 wrote to memory of 2128 N/A C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe

Processes

C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe

"C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe"

C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe

"C:\Users\Admin\AppData\Local\Temp\1fc5241baee22db7f0d86911824fec1d.exe"

Network

Country Destination Domain Proto
US 20.231.121.79:80 tcp
US 8.8.8.8:53 3.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 218.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp
US 8.8.8.8:53 75.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 28.160.77.104.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 19.53.126.40.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 104.193.132.51.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 hopyboss.com udp
US 8.8.8.8:53 hopyboss.com udp

Files

memory/3240-1-0x0000000074E70000-0x0000000075620000-memory.dmp

memory/3240-0-0x0000000000760000-0x000000000092A000-memory.dmp

memory/3240-2-0x00000000052A0000-0x000000000533C000-memory.dmp

memory/3240-3-0x0000000005980000-0x0000000005F24000-memory.dmp

memory/3240-4-0x0000000005470000-0x0000000005502000-memory.dmp

memory/3240-5-0x0000000005630000-0x0000000005640000-memory.dmp

memory/3240-6-0x00000000053E0000-0x00000000053EA000-memory.dmp

memory/3240-7-0x0000000005630000-0x0000000005640000-memory.dmp

memory/3240-8-0x0000000074E70000-0x0000000075620000-memory.dmp

memory/3240-9-0x0000000005630000-0x0000000005640000-memory.dmp

memory/3240-10-0x0000000005630000-0x0000000005640000-memory.dmp

memory/3240-11-0x0000000008740000-0x00000000088BE000-memory.dmp

memory/3240-12-0x000000000BE80000-0x000000000C248000-memory.dmp

memory/2128-13-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3240-15-0x0000000074E70000-0x0000000075620000-memory.dmp

memory/2128-16-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2128-17-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2128-18-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2128-19-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2128-20-0x0000000074D80000-0x0000000074DB9000-memory.dmp

memory/2128-21-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2128-22-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2128-23-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2128-24-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2128-25-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2128-26-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2128-27-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2128-28-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2128-29-0x0000000075160000-0x0000000075199000-memory.dmp

memory/2128-30-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2128-31-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/2128-42-0x0000000075160000-0x0000000075199000-memory.dmp