Malware Analysis Report

2024-10-23 21:08

Sample ID 201109-6xa835ql9j
Target CL00485Q1902589CLSCTB.exe
SHA256 2393c64f19e5818eb506a2f8660be2a81ad6ec357baf132fa62ee30828d01fe9
Tags
snakebot snakebot agenttesla coreentity 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

2393c64f19e5818eb506a2f8660be2a81ad6ec357baf132fa62ee30828d01fe9

Threat Level: Known bad

The file CL00485Q1902589CLSCTB.exe was found to be: Known bad.

Malicious Activity Summary

snakebot snakebot agenttesla coreentity keylogger rezer0 spyware stealer trojan

Snakebot family

AgentTesla

CoreEntity .NET Packer

rezer0

AgentTesla Payload

Contains SnakeBOT related strings

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Reads data files stored by FTP clients

Suspicious use of SetThreadContext

Suspicious use of SetWindowsHookEx

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

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 22:06

Platform

win7v20201028

Max time kernel

56s

Max time network

25s

Command Line

"C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1320 set thread context of 888 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1320 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 1320 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 1320 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 1320 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 1320 wrote to memory of 452 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 1320 wrote to memory of 452 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 1320 wrote to memory of 452 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 1320 wrote to memory of 452 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 1320 wrote to memory of 888 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 1320 wrote to memory of 888 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 1320 wrote to memory of 888 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 1320 wrote to memory of 888 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 1320 wrote to memory of 888 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 1320 wrote to memory of 888 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 1320 wrote to memory of 888 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 1320 wrote to memory of 888 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 1320 wrote to memory of 888 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 888 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Windows\SysWOW64\netsh.exe
PID 888 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Windows\SysWOW64\netsh.exe
PID 888 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Windows\SysWOW64\netsh.exe
PID 888 wrote to memory of 1952 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Windows\SysWOW64\netsh.exe

Processes

C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe

"C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe"

C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe

"{path}"

C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe

"{path}"

C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe

"{path}"

C:\Windows\SysWOW64\netsh.exe

"netsh" wlan show profile

Network

N/A

Files

memory/1320-0-0x0000000074570000-0x0000000074C5E000-memory.dmp

memory/1320-1-0x0000000001390000-0x0000000001391000-memory.dmp

memory/1976-3-0x000007FEF7FE0000-0x000007FEF825A000-memory.dmp

memory/1320-4-0x00000000004B0000-0x00000000004B3000-memory.dmp

memory/1320-5-0x0000000008010000-0x0000000008061000-memory.dmp

memory/888-6-0x0000000000400000-0x0000000000450000-memory.dmp

memory/888-7-0x000000000044AE5E-mapping.dmp

memory/888-8-0x0000000000400000-0x0000000000450000-memory.dmp

memory/888-9-0x0000000000400000-0x0000000000450000-memory.dmp

memory/888-10-0x0000000073860000-0x0000000073F4E000-memory.dmp

memory/1952-13-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2020-11-09 19:37

Reported

2020-11-09 22:06

Platform

win10v20201028

Max time kernel

77s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3976 set thread context of 3612 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3976 wrote to memory of 3612 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 3976 wrote to memory of 3612 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 3976 wrote to memory of 3612 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 3976 wrote to memory of 3612 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 3976 wrote to memory of 3612 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 3976 wrote to memory of 3612 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 3976 wrote to memory of 3612 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 3976 wrote to memory of 3612 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe
PID 3612 wrote to memory of 1496 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Windows\SysWOW64\netsh.exe
PID 3612 wrote to memory of 1496 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Windows\SysWOW64\netsh.exe
PID 3612 wrote to memory of 1496 N/A C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe C:\Windows\SysWOW64\netsh.exe

Processes

C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe

"C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe"

C:\Users\Admin\AppData\Local\Temp\CL00485Q1902589CLSCTB.exe

"{path}"

C:\Windows\SysWOW64\netsh.exe

"netsh" wlan show profile

Network

Country Destination Domain Proto
N/A 52.114.158.53:443 self.events.data.microsoft.com tcp
N/A 52.109.8.19:443 tcp
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.yandex.com udp
N/A 77.88.21.158:587 smtp.yandex.com tcp
N/A 77.88.21.158:587 smtp.yandex.com tcp

Files

memory/3976-0-0x0000000073920000-0x000000007400E000-memory.dmp

memory/3976-1-0x00000000006E0000-0x00000000006E1000-memory.dmp

memory/3976-3-0x00000000078F0000-0x00000000078F1000-memory.dmp

memory/3976-4-0x0000000007490000-0x0000000007491000-memory.dmp

memory/3976-5-0x0000000007480000-0x0000000007481000-memory.dmp

memory/3976-6-0x0000000004A20000-0x0000000004A23000-memory.dmp

memory/3976-7-0x000000000ACF0000-0x000000000AD41000-memory.dmp

memory/3976-8-0x000000000AC50000-0x000000000AC51000-memory.dmp

memory/3612-9-0x0000000000400000-0x0000000000450000-memory.dmp

memory/3612-10-0x000000000044AE5E-mapping.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\CL00485Q1902589CLSCTB.exe.log

MD5 b4f7a6a57cb46d94b72410eb6a6d45a9
SHA1 69f3596ffa027202d391444b769ceea0ae14c5f7
SHA256 23994ebe221a48ea16ebad51ae0d4b47ccd415ae10581f9405e588d4f6c2523b
SHA512 be6da516e54c3a5b33ac2603137a2f8cf8445ff5961dd266faedf3627bae8979953d7ef305538df0151c609917a5b99bf5d023bdd32de50fd5c723950f90db5c

memory/3612-12-0x0000000073920000-0x000000007400E000-memory.dmp

memory/3612-17-0x00000000050E0000-0x00000000050E1000-memory.dmp

memory/3612-18-0x0000000005C90000-0x0000000005C91000-memory.dmp

memory/1496-19-0x0000000000000000-mapping.dmp