Malware Analysis Report

2025-01-03 05:24

Sample ID 231011-mct4paad77
Target b8d03a02e654dfc840f21297b8dc99b2.bin
SHA256 6b8bb012d1430923d0d808b162d4b32c4a722d466e621f2c0ff8a0f4212b11d3
Tags
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

6b8bb012d1430923d0d808b162d4b32c4a722d466e621f2c0ff8a0f4212b11d3

Threat Level: Known bad

The file b8d03a02e654dfc840f21297b8dc99b2.bin was found to be: Known bad.

Malicious Activity Summary

bitrat trojan

BitRAT

Executes dropped EXE

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Unsigned PE

Program crash

Creates scheduled task(s)

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-10-11 10:19

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-11 10:19

Reported

2023-10-11 16:54

Platform

win7-20230831-en

Max time kernel

150s

Max time network

164s

Command Line

"C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe"

Signatures

BitRAT

trojan bitrat

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe N/A

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1984 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1984 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1984 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1984 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1984 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1984 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1984 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1984 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1984 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1984 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1984 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1984 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1984 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1984 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1984 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1984 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 1984 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 1984 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 1984 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 1984 wrote to memory of 1532 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 1984 wrote to memory of 1532 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 1984 wrote to memory of 1532 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 1984 wrote to memory of 1532 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 1984 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 1984 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 1984 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 1984 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 1532 wrote to memory of 2520 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1532 wrote to memory of 2520 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1532 wrote to memory of 2520 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1532 wrote to memory of 2520 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 2984 wrote to memory of 808 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
PID 2984 wrote to memory of 808 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
PID 2984 wrote to memory of 808 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
PID 2984 wrote to memory of 808 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
PID 808 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 808 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 808 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 808 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 808 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 808 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 808 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 808 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 808 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 808 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 808 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 808 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 808 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 808 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 808 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 808 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 808 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 808 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 808 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 808 wrote to memory of 1636 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 808 wrote to memory of 1636 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 808 wrote to memory of 1636 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 808 wrote to memory of 1636 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 808 wrote to memory of 1680 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 808 wrote to memory of 1680 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 808 wrote to memory of 1680 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 808 wrote to memory of 1680 N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 1636 wrote to memory of 1628 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1636 wrote to memory of 1628 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe

Processes

C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe

"C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe"

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

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"

C:\Windows\SysWOW64\cmd.exe

"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f

C:\Windows\SysWOW64\schtasks.exe

schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f

C:\Windows\system32\taskeng.exe

taskeng.exe {5206414B-E711-493C-8401-1A3491827D6F} S-1-5-21-686452656-3203474025-4140627569-1000:UUVOHKNL\Admin:Interactive:[1]

C:\Users\Admin\AppData\Roaming\svchost\svchost.exe

C:\Users\Admin\AppData\Roaming\svchost\svchost.exe

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

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"

C:\Windows\SysWOW64\cmd.exe

"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f

C:\Windows\SysWOW64\cmd.exe

"cmd" /c copy "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"

C:\Windows\SysWOW64\schtasks.exe

schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f

C:\Users\Admin\AppData\Roaming\svchost\svchost.exe

C:\Users\Admin\AppData\Roaming\svchost\svchost.exe

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

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"

C:\Windows\SysWOW64\cmd.exe

"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f

C:\Windows\SysWOW64\cmd.exe

"cmd" /c copy "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"

C:\Windows\SysWOW64\schtasks.exe

schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f

Network

Country Destination Domain Proto
US 8.8.8.8:53 bitnow7005.duckdns.org udp
BG 2.59.254.205:7005 bitnow7005.duckdns.org tcp
BG 2.59.254.205:7005 bitnow7005.duckdns.org tcp
BG 2.59.254.205:7005 bitnow7005.duckdns.org tcp
BG 2.59.254.205:7005 bitnow7005.duckdns.org tcp
BG 2.59.254.205:7005 bitnow7005.duckdns.org tcp
US 8.8.8.8:53 bitnow7005.duckdns.org udp
BG 2.59.254.205:7005 bitnow7005.duckdns.org tcp
BG 2.59.254.205:7005 bitnow7005.duckdns.org tcp
BG 2.59.254.205:7005 bitnow7005.duckdns.org tcp

Files

memory/1984-0-0x0000000074A30000-0x000000007511E000-memory.dmp

memory/1984-1-0x0000000000280000-0x0000000000A46000-memory.dmp

memory/1984-2-0x0000000004D70000-0x0000000004DB0000-memory.dmp

memory/1984-3-0x0000000074A30000-0x000000007511E000-memory.dmp

memory/1984-4-0x0000000004D70000-0x0000000004DB0000-memory.dmp

memory/1984-5-0x0000000006FB0000-0x000000000773A000-memory.dmp

memory/3032-6-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-8-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-10-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-12-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-14-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-16-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-18-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/3032-22-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/1984-24-0x0000000074A30000-0x000000007511E000-memory.dmp

memory/3032-25-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-29-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-31-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-33-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-35-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-39-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-37-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-41-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-43-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-44-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-45-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-46-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-47-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-49-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-51-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-52-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-53-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-54-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-55-0x0000000000400000-0x00000000007CE000-memory.dmp

C:\Users\Admin\AppData\Roaming\svchost\svchost.exe

MD5 b8d03a02e654dfc840f21297b8dc99b2
SHA1 615aced62a15e9a1733bfb2c390ba83f024bbbd7
SHA256 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef
SHA512 5f9b459df94dac7dc17f90a8dc53d968c3c0e2fc5c41b107ece1683621ef887d8f01abeec04ec0d9beb87fd11c54f39d71c7ec5c2502ec1db68ffacd018c4194

C:\Users\Admin\AppData\Roaming\svchost\svchost.exe

MD5 b8d03a02e654dfc840f21297b8dc99b2
SHA1 615aced62a15e9a1733bfb2c390ba83f024bbbd7
SHA256 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef
SHA512 5f9b459df94dac7dc17f90a8dc53d968c3c0e2fc5c41b107ece1683621ef887d8f01abeec04ec0d9beb87fd11c54f39d71c7ec5c2502ec1db68ffacd018c4194

memory/808-58-0x00000000012C0000-0x0000000001A86000-memory.dmp

memory/808-59-0x0000000074210000-0x00000000748FE000-memory.dmp

memory/808-60-0x0000000005300000-0x0000000005340000-memory.dmp

memory/808-61-0x0000000074210000-0x00000000748FE000-memory.dmp

memory/3032-62-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-63-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-65-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/3032-64-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/1952-77-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/808-98-0x0000000074210000-0x00000000748FE000-memory.dmp

C:\Users\Admin\AppData\Roaming\svchost\svchost.exe

MD5 b8d03a02e654dfc840f21297b8dc99b2
SHA1 615aced62a15e9a1733bfb2c390ba83f024bbbd7
SHA256 40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef
SHA512 5f9b459df94dac7dc17f90a8dc53d968c3c0e2fc5c41b107ece1683621ef887d8f01abeec04ec0d9beb87fd11c54f39d71c7ec5c2502ec1db68ffacd018c4194

memory/520-104-0x0000000074190000-0x000000007487E000-memory.dmp

memory/520-106-0x00000000012C0000-0x0000000001A86000-memory.dmp

memory/520-108-0x0000000000B90000-0x0000000000BD0000-memory.dmp

memory/520-109-0x0000000074190000-0x000000007487E000-memory.dmp

memory/520-110-0x0000000000B90000-0x0000000000BD0000-memory.dmp

memory/1228-141-0x0000000000400000-0x00000000007CE000-memory.dmp

memory/520-142-0x0000000074190000-0x000000007487E000-memory.dmp

memory/1228-147-0x0000000000400000-0x00000000007CE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-11 10:19

Reported

2023-10-11 16:55

Platform

win10v2004-20230915-en

Max time kernel

82s

Max time network

93s

Command Line

"C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe"

Signatures

BitRAT

trojan bitrat

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\svchost\svchost.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4120 set thread context of 3740 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4120 wrote to memory of 3740 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4120 wrote to memory of 3740 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4120 wrote to memory of 3740 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4120 wrote to memory of 3740 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4120 wrote to memory of 3740 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4120 wrote to memory of 3740 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4120 wrote to memory of 3740 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4120 wrote to memory of 3740 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4120 wrote to memory of 3740 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4120 wrote to memory of 3740 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4120 wrote to memory of 3740 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4120 wrote to memory of 4460 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 4120 wrote to memory of 4460 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 4120 wrote to memory of 4460 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 4120 wrote to memory of 1800 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 4120 wrote to memory of 1800 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 4120 wrote to memory of 1800 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 4120 wrote to memory of 412 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 4120 wrote to memory of 412 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 4120 wrote to memory of 412 N/A C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe C:\Windows\SysWOW64\cmd.exe
PID 1800 wrote to memory of 3816 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1800 wrote to memory of 3816 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1800 wrote to memory of 3816 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe

Processes

C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe

"C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe"

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

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"

C:\Windows\SysWOW64\cmd.exe

"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f

C:\Windows\SysWOW64\schtasks.exe

schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3740 -s 540

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3740 -ip 3740

C:\Users\Admin\AppData\Roaming\svchost\svchost.exe

C:\Users\Admin\AppData\Roaming\svchost\svchost.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 54.120.234.20.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/4120-0-0x0000000075390000-0x0000000075B40000-memory.dmp

memory/4120-1-0x0000000000430000-0x0000000000BF6000-memory.dmp

memory/4120-2-0x00000000056E0000-0x00000000056F0000-memory.dmp

memory/4120-3-0x0000000075390000-0x0000000075B40000-memory.dmp

memory/4120-4-0x00000000056E0000-0x00000000056F0000-memory.dmp

memory/4120-5-0x00000000070F0000-0x000000000787A000-memory.dmp

memory/3740-7-0x0000000000800000-0x0000000000BCE000-memory.dmp

memory/4120-13-0x0000000075390000-0x0000000075B40000-memory.dmp

memory/3740-12-0x0000000000800000-0x0000000000BCE000-memory.dmp

memory/3740-19-0x0000000000800000-0x0000000000BCE000-memory.dmp

memory/3740-20-0x0000000000800000-0x0000000000BCE000-memory.dmp

memory/3740-21-0x0000000000800000-0x0000000000BCE000-memory.dmp

memory/3740-22-0x0000000000800000-0x0000000000BCE000-memory.dmp

memory/3740-23-0x0000000000800000-0x0000000000BCE000-memory.dmp

memory/3740-24-0x0000000000800000-0x0000000000BCE000-memory.dmp

memory/3740-25-0x0000000000800000-0x0000000000BCE000-memory.dmp

memory/3740-26-0x0000000000800000-0x0000000000BCE000-memory.dmp

C:\Users\Admin\AppData\Roaming\svchost\svchost.exe

MD5 5b714821f8992fba970f745d76a6ba74
SHA1 2647c1f4edc5eea99af804fb186568f189b0adb5
SHA256 e3b68b417687d9181fb547f12ad371a9c391074fa7b3e0c9a11a05ab5327e70b
SHA512 0854945b8c7ddc578b1246b7a5f3048355aae811c18ac7a5aee212ca9d2ac02590477923f553a43df6534ab1c85747784bba7148fe2340c404aa3fb914bcd677

C:\Users\Admin\AppData\Roaming\svchost\svchost.exe

MD5 31d231013611f9fcf1c855fd6ed4a64c
SHA1 319aef2bb96458acb322b55f4368ea6aacab6c2c
SHA256 6a67ba37edca986396a39f4a6d2600c80a7a30e200f6c7adb7aa9c1266b085d3
SHA512 802f8bfd361ea1098548b00df967f20dba3c6b301437a9582a1d6f14acb4891283eb033ec494b51e329f0bde62ab0ea863e87306c930bca2d805209de265b8b8