Malware Analysis Report

2024-10-23 21:08

Sample ID 201109-ylb1rkeca6
Target RC00564C2802639CLGHTL.exe
SHA256 8d47f598292fe9256f28a9b23751612ba420e885d9cf09fb8d389fb2b53ea5ac
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

8d47f598292fe9256f28a9b23751612ba420e885d9cf09fb8d389fb2b53ea5ac

Threat Level: Known bad

The file RC00564C2802639CLGHTL.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

AgentTesla Payload

Contains SnakeBOT related strings

rezer0

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 WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

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

65s

Max time network

63s

Command Line

"C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.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 844 set thread context of 1644 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 844 wrote to memory of 1644 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
PID 844 wrote to memory of 1644 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
PID 844 wrote to memory of 1644 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
PID 844 wrote to memory of 1644 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
PID 844 wrote to memory of 1644 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
PID 844 wrote to memory of 1644 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
PID 844 wrote to memory of 1644 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
PID 844 wrote to memory of 1644 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
PID 844 wrote to memory of 1644 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
PID 1644 wrote to memory of 1628 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Windows\SysWOW64\netsh.exe
PID 1644 wrote to memory of 1628 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Windows\SysWOW64\netsh.exe
PID 1644 wrote to memory of 1628 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Windows\SysWOW64\netsh.exe
PID 1644 wrote to memory of 1628 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Windows\SysWOW64\netsh.exe

Processes

C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe

"C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe"

C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe

"{path}"

C:\Windows\SysWOW64\netsh.exe

"netsh" wlan show profile

Network

N/A

Files

memory/844-0-0x0000000074450000-0x0000000074B3E000-memory.dmp

memory/844-1-0x0000000000EE0000-0x0000000000EE1000-memory.dmp

memory/1692-3-0x000007FEF81B0000-0x000007FEF842A000-memory.dmp

memory/844-4-0x0000000000890000-0x0000000000893000-memory.dmp

memory/844-5-0x0000000004760000-0x00000000047B1000-memory.dmp

memory/1644-6-0x0000000000400000-0x0000000000450000-memory.dmp

memory/1644-7-0x000000000044AA9E-mapping.dmp

memory/1644-8-0x0000000000400000-0x0000000000450000-memory.dmp

memory/1644-9-0x0000000000400000-0x0000000000450000-memory.dmp

memory/1644-10-0x00000000743D0000-0x0000000074ABE000-memory.dmp

memory/1628-13-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2020-11-09 19:37

Reported

2020-11-09 22:05

Platform

win10v20201028

Max time kernel

122s

Max time network

139s

Command Line

"C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.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 1272 set thread context of 2648 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1272 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
PID 1272 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
PID 1272 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
PID 1272 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
PID 1272 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
PID 1272 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
PID 1272 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
PID 1272 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe
PID 2648 wrote to memory of 2592 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Windows\SysWOW64\netsh.exe
PID 2648 wrote to memory of 2592 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Windows\SysWOW64\netsh.exe
PID 2648 wrote to memory of 2592 N/A C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe C:\Windows\SysWOW64\netsh.exe

Processes

C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe

"C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.exe"

C:\Users\Admin\AppData\Local\Temp\RC00564C2802639CLGHTL.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.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/1272-0-0x0000000073C50000-0x000000007433E000-memory.dmp

memory/1272-1-0x0000000000630000-0x0000000000631000-memory.dmp

memory/1272-3-0x00000000079F0000-0x00000000079F1000-memory.dmp

memory/1272-4-0x0000000007590000-0x0000000007591000-memory.dmp

memory/1272-5-0x0000000007500000-0x0000000007501000-memory.dmp

memory/1272-6-0x0000000002A10000-0x0000000002A13000-memory.dmp

memory/1272-7-0x000000000AE90000-0x000000000AEE1000-memory.dmp

memory/1272-8-0x000000000AF90000-0x000000000AF91000-memory.dmp

memory/2648-9-0x0000000000400000-0x0000000000450000-memory.dmp

memory/2648-10-0x000000000044AA9E-mapping.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\RC00564C2802639CLGHTL.exe.log

MD5 b4f7a6a57cb46d94b72410eb6a6d45a9
SHA1 69f3596ffa027202d391444b769ceea0ae14c5f7
SHA256 23994ebe221a48ea16ebad51ae0d4b47ccd415ae10581f9405e588d4f6c2523b
SHA512 be6da516e54c3a5b33ac2603137a2f8cf8445ff5961dd266faedf3627bae8979953d7ef305538df0151c609917a5b99bf5d023bdd32de50fd5c723950f90db5c

memory/2648-12-0x0000000073C50000-0x000000007433E000-memory.dmp

memory/2648-17-0x0000000005450000-0x0000000005451000-memory.dmp

memory/2648-18-0x0000000005F60000-0x0000000005F61000-memory.dmp

memory/2592-19-0x0000000000000000-mapping.dmp