Malware Analysis Report

2024-10-23 21:08

Sample ID 201109-6nl7xh4nh6
Target SOA.exe
SHA256 e6eb2ae2e4e6d4ee40266c80f99169f284c67a901c7fff826d4156663910180d
Tags
snakebot snakebot agenttesla coreentity evasion keylogger rezer0 spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

e6eb2ae2e4e6d4ee40266c80f99169f284c67a901c7fff826d4156663910180d

Threat Level: Known bad

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

Malicious Activity Summary

snakebot snakebot agenttesla coreentity evasion keylogger rezer0 spyware stealer trojan

Snakebot family

CoreEntity .NET Packer

AgentTesla

rezer0

AgentTesla Payload

Contains SnakeBOT related strings

Drops file in Drivers directory

Disables Task Manager via registry modification

Suspicious use of SetThreadContext

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Modifies registry key

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-11-09 19:37

Signatures

Snakebot family

snakebot

Contains SnakeBOT related strings

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

Analysis: behavioral1

Detonation Overview

Submitted

2020-11-09 19:37

Reported

2020-11-09 22:05

Platform

win7v20201028

Max time kernel

78s

Max time network

77s

Command Line

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

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

CoreEntity .NET Packer

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

AgentTesla Payload

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

rezer0

rezer0
Description Indicator Process Target
N/A N/A N/A N/A

Disables Task Manager via registry modification

evasion

Drops file in Drivers directory

Description Indicator Process Target
File opened for modification C:\Windows\system32\drivers\etc\hosts C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1852 set thread context of 804 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Modifies registry key

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1852 wrote to memory of 772 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 772 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 772 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 772 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 772 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 772 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 772 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 804 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 804 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 804 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 804 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 804 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 804 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 804 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 804 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 804 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 804 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 804 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1852 wrote to memory of 804 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 804 wrote to memory of 824 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\SysWOW64\REG.exe
PID 804 wrote to memory of 824 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\SysWOW64\REG.exe
PID 804 wrote to memory of 824 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\SysWOW64\REG.exe
PID 804 wrote to memory of 824 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\SysWOW64\REG.exe
PID 804 wrote to memory of 1800 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\SysWOW64\netsh.exe
PID 804 wrote to memory of 1800 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\SysWOW64\netsh.exe
PID 804 wrote to memory of 1800 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\SysWOW64\netsh.exe
PID 804 wrote to memory of 1800 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\SysWOW64\netsh.exe

Processes

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

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

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

"{path}"

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

"{path}"

C:\Windows\SysWOW64\REG.exe

REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f

C:\Windows\SysWOW64\netsh.exe

"netsh" wlan show profile

Network

N/A

Files

memory/1852-0-0x0000000073A30000-0x000000007411E000-memory.dmp

memory/1852-1-0x0000000000EC0000-0x0000000000EC1000-memory.dmp

memory/1992-3-0x000007FEF7120000-0x000007FEF739A000-memory.dmp

memory/1852-4-0x0000000000490000-0x0000000000493000-memory.dmp

memory/1852-5-0x0000000007E80000-0x0000000007ED3000-memory.dmp

memory/804-6-0x0000000000400000-0x0000000000452000-memory.dmp

memory/804-7-0x000000000044CDFE-mapping.dmp

memory/804-8-0x0000000000400000-0x0000000000452000-memory.dmp

memory/804-9-0x0000000000400000-0x0000000000452000-memory.dmp

memory/804-10-0x0000000073A30000-0x000000007411E000-memory.dmp

memory/824-13-0x0000000000000000-mapping.dmp

memory/1800-14-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2020-11-09 19:37

Reported

2020-11-09 22:05

Platform

win10v20201028

Max time kernel

119s

Max time network

142s

Command Line

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

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

CoreEntity .NET Packer

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

AgentTesla Payload

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

rezer0

rezer0
Description Indicator Process Target
N/A N/A N/A N/A

Disables Task Manager via registry modification

evasion

Drops file in Drivers directory

Description Indicator Process Target
File opened for modification C:\Windows\system32\drivers\etc\hosts C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 688 set thread context of 204 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Modifies registry key

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\SysWOW64\WerFault.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\SysWOW64\WerFault.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WerFault.exe N/A

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 688 wrote to memory of 204 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 688 wrote to memory of 204 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 688 wrote to memory of 204 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 688 wrote to memory of 204 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 688 wrote to memory of 204 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 688 wrote to memory of 204 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 688 wrote to memory of 204 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 688 wrote to memory of 204 N/A C:\Users\Admin\AppData\Local\Temp\SOA.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 204 wrote to memory of 2104 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\SysWOW64\REG.exe
PID 204 wrote to memory of 2104 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\SysWOW64\REG.exe
PID 204 wrote to memory of 2104 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\SysWOW64\REG.exe
PID 204 wrote to memory of 4004 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\SysWOW64\netsh.exe
PID 204 wrote to memory of 4004 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\SysWOW64\netsh.exe
PID 204 wrote to memory of 4004 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\SysWOW64\netsh.exe

Processes

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

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

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

"{path}"

C:\Windows\SysWOW64\REG.exe

REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f

C:\Windows\SysWOW64\netsh.exe

"netsh" wlan show profile

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 204 -s 1528

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 www.google.com.br udp
N/A 172.217.19.195:443 www.google.com.br tcp
N/A 13.107.4.52:80 www.msftconnecttest.com tcp

Files

memory/688-0-0x0000000073BB0000-0x000000007429E000-memory.dmp

memory/688-1-0x0000000000230000-0x0000000000231000-memory.dmp

memory/688-3-0x0000000007620000-0x0000000007621000-memory.dmp

memory/688-4-0x0000000007120000-0x0000000007121000-memory.dmp

memory/688-5-0x0000000004C80000-0x0000000004C81000-memory.dmp

memory/688-6-0x0000000004650000-0x0000000004653000-memory.dmp

memory/688-7-0x000000000A6A0000-0x000000000A6F3000-memory.dmp

memory/688-8-0x000000000A7A0000-0x000000000A7A1000-memory.dmp

memory/204-9-0x0000000000400000-0x0000000000452000-memory.dmp

memory/204-10-0x000000000044CDFE-mapping.dmp

memory/204-11-0x0000000073BB0000-0x000000007429E000-memory.dmp

memory/204-16-0x0000000005970000-0x0000000005971000-memory.dmp

memory/204-17-0x00000000064D0000-0x00000000064D1000-memory.dmp

memory/2104-18-0x0000000000000000-mapping.dmp

memory/4004-19-0x0000000000000000-mapping.dmp

memory/4072-20-0x0000000004EB0000-0x0000000004EB1000-memory.dmp

memory/204-22-0x000000000044CDFE-mapping.dmp

memory/204-21-0x000000000044CDFE-mapping.dmp

memory/204-23-0x000000000044CDFE-mapping.dmp

memory/204-24-0x000000000044CDFE-mapping.dmp

memory/204-25-0x000000000044CDFE-mapping.dmp

memory/204-26-0x000000000044CDFE-mapping.dmp

memory/204-27-0x000000000044CDFE-mapping.dmp

memory/204-30-0x000000000044CDFE-mapping.dmp

memory/204-29-0x000000000044CDFE-mapping.dmp

memory/204-31-0x000000000044CDFE-mapping.dmp

memory/204-32-0x000000000044CDFE-mapping.dmp

memory/204-28-0x000000000044CDFE-mapping.dmp

memory/4072-33-0x00000000055F0000-0x00000000055F1000-memory.dmp