Malware Analysis Report

2024-11-30 06:51

Sample ID 240604-b19cqsgg7z
Target 04062024_0137_03062024_09404copy.PDF.z
SHA256 ac6e16f793b411c75316e90b91bb0eccd72cb1762da8e2bdc3132d17f62b69e0
Tags
agenttesla keylogger spyware stealer 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

ac6e16f793b411c75316e90b91bb0eccd72cb1762da8e2bdc3132d17f62b69e0

Threat Level: Known bad

The file 04062024_0137_03062024_09404copy.PDF.z was found to be: Known bad.

Malicious Activity Summary

agenttesla keylogger spyware stealer trojan

AgentTesla

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Reads WinSCP keys stored on the system

Reads data files stored by FTP clients

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-04 01:38

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-04 01:37

Reported

2024-06-04 01:41

Platform

win7-20240508-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\09404copy.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Reads WinSCP keys stored on the system

spyware stealer

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1636 set thread context of 2684 N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe C:\Users\Admin\AppData\Local\Temp\09404copy.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1636 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe C:\Users\Admin\AppData\Local\Temp\09404copy.exe
PID 1636 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe C:\Users\Admin\AppData\Local\Temp\09404copy.exe
PID 1636 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe C:\Users\Admin\AppData\Local\Temp\09404copy.exe
PID 1636 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe C:\Users\Admin\AppData\Local\Temp\09404copy.exe
PID 1636 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe C:\Users\Admin\AppData\Local\Temp\09404copy.exe
PID 1636 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe C:\Users\Admin\AppData\Local\Temp\09404copy.exe
PID 1636 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe C:\Users\Admin\AppData\Local\Temp\09404copy.exe
PID 1636 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe C:\Users\Admin\AppData\Local\Temp\09404copy.exe
PID 1636 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe C:\Users\Admin\AppData\Local\Temp\09404copy.exe
PID 1636 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe C:\Users\Admin\AppData\Local\Temp\09404copy.exe
PID 1636 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe C:\Users\Admin\AppData\Local\Temp\09404copy.exe
PID 1636 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe C:\Users\Admin\AppData\Local\Temp\09404copy.exe
PID 1636 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe C:\Users\Admin\AppData\Local\Temp\09404copy.exe

Processes

C:\Users\Admin\AppData\Local\Temp\09404copy.exe

"C:\Users\Admin\AppData\Local\Temp\09404copy.exe"

C:\Users\Admin\AppData\Local\Temp\09404copy.exe

"C:\Users\Admin\AppData\Local\Temp\09404copy.exe"

C:\Users\Admin\AppData\Local\Temp\09404copy.exe

"C:\Users\Admin\AppData\Local\Temp\09404copy.exe"

Network

N/A

Files

memory/1636-0-0x00000000742FE000-0x00000000742FF000-memory.dmp

memory/1636-1-0x0000000000C50000-0x0000000000D0C000-memory.dmp

memory/1636-2-0x00000000742F0000-0x00000000749DE000-memory.dmp

memory/1636-3-0x0000000000BF0000-0x0000000000C06000-memory.dmp

memory/1636-4-0x0000000000C40000-0x0000000000C4E000-memory.dmp

memory/1636-5-0x0000000002180000-0x0000000002190000-memory.dmp

memory/1636-6-0x0000000005350000-0x00000000053D2000-memory.dmp

memory/2684-11-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2684-7-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2684-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2684-9-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2684-17-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2684-19-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2684-22-0x00000000742F0000-0x00000000749DE000-memory.dmp

memory/2684-24-0x00000000742F0000-0x00000000749DE000-memory.dmp

memory/1636-23-0x00000000742F0000-0x00000000749DE000-memory.dmp

memory/2684-13-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2684-21-0x0000000000400000-0x0000000000440000-memory.dmp

memory/2684-25-0x00000000742F0000-0x00000000749DE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-04 01:37

Reported

2024-06-04 01:41

Platform

win10v2004-20240426-en

Max time kernel

90s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\09404copy.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Reads WinSCP keys stored on the system

spyware stealer

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3660 set thread context of 2576 N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe C:\Users\Admin\AppData\Local\Temp\09404copy.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\09404copy.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\09404copy.exe

"C:\Users\Admin\AppData\Local\Temp\09404copy.exe"

C:\Users\Admin\AppData\Local\Temp\09404copy.exe

"C:\Users\Admin\AppData\Local\Temp\09404copy.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.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 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 us2.smtp.mailhostbox.com udp
US 208.91.199.223:587 us2.smtp.mailhostbox.com tcp
US 8.8.8.8:53 223.199.91.208.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp

Files

memory/3660-0-0x000000007501E000-0x000000007501F000-memory.dmp

memory/3660-1-0x0000000000560000-0x000000000061C000-memory.dmp

memory/3660-2-0x0000000005540000-0x0000000005AE4000-memory.dmp

memory/3660-3-0x0000000005030000-0x00000000050C2000-memory.dmp

memory/3660-4-0x00000000050D0000-0x00000000050DA000-memory.dmp

memory/3660-6-0x0000000005AF0000-0x0000000005E44000-memory.dmp

memory/3660-5-0x0000000075010000-0x00000000757C0000-memory.dmp

memory/3660-7-0x0000000005530000-0x0000000005546000-memory.dmp

memory/3660-9-0x0000000006670000-0x0000000006680000-memory.dmp

memory/3660-8-0x0000000006660000-0x000000000666E000-memory.dmp

memory/3660-11-0x0000000008F30000-0x0000000008FCC000-memory.dmp

memory/2576-16-0x0000000075010000-0x00000000757C0000-memory.dmp

memory/3660-15-0x0000000075010000-0x00000000757C0000-memory.dmp

memory/2576-17-0x0000000004F60000-0x0000000004FC6000-memory.dmp

memory/2576-18-0x0000000075010000-0x00000000757C0000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\09404copy.exe.log

MD5 6dcfdb496c3cf0a736b09292618b380d
SHA1 59d3aecbd319c9b48d500b51a093ee48d02af334
SHA256 cb5dcf594045c8b7a5f87e8a12eabbd3e53e673654926027627ed79ef3e2a203
SHA512 9b7d22dc9e40d11693f7191f7b075a78974322af145010e66b19d989e678477dfe4741e88d02929d5b37236276f4605bc23a7adbedf43b66cd3c4e5e7b7e67ff

memory/2576-12-0x0000000000400000-0x0000000000440000-memory.dmp

memory/3660-10-0x0000000006720000-0x00000000067A2000-memory.dmp

memory/2576-19-0x0000000005C20000-0x0000000005C70000-memory.dmp

memory/2576-20-0x0000000075010000-0x00000000757C0000-memory.dmp