Malware Analysis Report

2024-10-23 21:08

Sample ID 201109-5cmye3djns
Target lbW2raPRAYI9cLe.exe
SHA256 a4a5d42b2ea9f98c93d25d7762da6f28bd90c6f4b1ec75311b6bca3d4d4bdeef
Tags
snakebot snakebot agenttesla coreentity keylogger persistence 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

a4a5d42b2ea9f98c93d25d7762da6f28bd90c6f4b1ec75311b6bca3d4d4bdeef

Threat Level: Known bad

The file lbW2raPRAYI9cLe.exe was found to be: Known bad.

Malicious Activity Summary

snakebot snakebot agenttesla coreentity keylogger persistence rezer0 spyware stealer trojan

CoreEntity .NET Packer

Snakebot family

AgentTesla

AgentTesla Payload

Contains SnakeBOT related strings

rezer0

Reads data files stored by FTP clients

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Adds Run key to start application

Suspicious use of SetThreadContext

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

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 22:14

Platform

win7v20201028

Max time kernel

124s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.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

Reads data files stored by FTP clients

spyware

Reads user/profile data of local email clients

spyware

Reads user/profile data of web browsers

spyware

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Windows\CurrentVersion\Run\yDAORE = "C:\\Users\\Admin\\AppData\\Roaming\\yDAORE\\yDAORE.exe" C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1040 set thread context of 664 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1040 wrote to memory of 664 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe
PID 1040 wrote to memory of 664 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe
PID 1040 wrote to memory of 664 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe
PID 1040 wrote to memory of 664 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe
PID 1040 wrote to memory of 664 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe
PID 1040 wrote to memory of 664 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe
PID 1040 wrote to memory of 664 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe
PID 1040 wrote to memory of 664 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe
PID 1040 wrote to memory of 664 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe
PID 664 wrote to memory of 1956 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Windows\SysWOW64\netsh.exe
PID 664 wrote to memory of 1956 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Windows\SysWOW64\netsh.exe
PID 664 wrote to memory of 1956 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Windows\SysWOW64\netsh.exe
PID 664 wrote to memory of 1956 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Windows\SysWOW64\netsh.exe

Processes

C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe

"C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe"

C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe

"{path}"

C:\Windows\SysWOW64\netsh.exe

"netsh" wlan show profile

Network

N/A

Files

memory/1040-0-0x0000000074900000-0x0000000074FEE000-memory.dmp

memory/1040-1-0x0000000000E50000-0x0000000000E51000-memory.dmp

memory/1040-3-0x00000000003A0000-0x00000000003F9000-memory.dmp

memory/1860-4-0x000007FEF7880000-0x000007FEF7AFA000-memory.dmp

memory/1040-5-0x0000000000720000-0x0000000000723000-memory.dmp

memory/1040-6-0x00000000074D0000-0x0000000007521000-memory.dmp

memory/664-7-0x0000000000400000-0x0000000000450000-memory.dmp

memory/664-8-0x000000000044A9EE-mapping.dmp

memory/664-10-0x0000000000400000-0x0000000000450000-memory.dmp

memory/664-9-0x0000000000400000-0x0000000000450000-memory.dmp

memory/664-11-0x0000000074900000-0x0000000074FEE000-memory.dmp

memory/1956-14-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2020-11-09 19:37

Reported

2020-11-09 22:14

Platform

win10v20201028

Max time kernel

82s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.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

rezer0

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

Reads data files stored by FTP clients

spyware

Reads user/profile data of local email clients

spyware

Reads user/profile data of web browsers

spyware

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\yDAORE = "C:\\Users\\Admin\\AppData\\Roaming\\yDAORE\\yDAORE.exe" C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 676 set thread context of 2728 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 676 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe
PID 676 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe
PID 676 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe
PID 676 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe
PID 676 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe
PID 676 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe
PID 676 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe
PID 676 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe
PID 2728 wrote to memory of 3824 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Windows\SysWOW64\netsh.exe
PID 2728 wrote to memory of 3824 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Windows\SysWOW64\netsh.exe
PID 2728 wrote to memory of 3824 N/A C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe C:\Windows\SysWOW64\netsh.exe

Processes

C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe

"C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe"

C:\Users\Admin\AppData\Local\Temp\lbW2raPRAYI9cLe.exe

"{path}"

C:\Windows\SysWOW64\netsh.exe

"netsh" wlan show profile

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 8.8.8.8:53 smtp.lettu.us udp
N/A 208.91.199.224:587 smtp.lettu.us tcp
N/A 208.91.199.224:587 smtp.lettu.us tcp

Files

memory/676-0-0x0000000074070000-0x000000007475E000-memory.dmp

memory/676-1-0x0000000000B00000-0x0000000000B01000-memory.dmp

memory/676-3-0x0000000005470000-0x00000000054C9000-memory.dmp

memory/676-4-0x0000000007E80000-0x0000000007E81000-memory.dmp

memory/676-5-0x0000000007A60000-0x0000000007A61000-memory.dmp

memory/676-6-0x0000000007A00000-0x0000000007A01000-memory.dmp

memory/676-7-0x0000000004E40000-0x0000000004E43000-memory.dmp

memory/676-16-0x000000000AFE0000-0x000000000B031000-memory.dmp

memory/676-17-0x000000000B0E0000-0x000000000B0E1000-memory.dmp

memory/2728-18-0x0000000000400000-0x0000000000450000-memory.dmp

memory/2728-19-0x000000000044A9EE-mapping.dmp

memory/2728-20-0x0000000074070000-0x000000007475E000-memory.dmp

memory/2728-25-0x0000000005800000-0x0000000005801000-memory.dmp

memory/2728-26-0x0000000006310000-0x0000000006311000-memory.dmp

memory/3824-27-0x0000000000000000-mapping.dmp