agenttesla | 3ddde48f233953cfe9064930012c4ab90d90439291fa093b08ee16c06e6eb966

General

Target

PO-1607201158 --- NAXILAI.exe
Size

599KB
MD5

344e038bc93ae48700830b37b78beb36
SHA1

d994820625144db20ad0ff08abf3ede71b6232fa
SHA256

747e7e2681dcb1663759b915ce6a656d40954127343aff9fade05be78d3d99df
SHA512

aede41fd50dfb8169f05b6bd8d168d727db52bdfefc9da38f83bea07d6c29a02e2cf7dff1d7e50a39ee7a960eeabc0f3fddb7ee4c5da927cb429f373bda18610
SSDEEP

12288:b5kWP9tuelkielUBb3gsXZ1I6k1Y2kvARw+y6xu:beCC7lUBrgbVzRw+yi

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
@@Marriedj8OQWinbi1

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-1607201158 --- NAXILAI.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-1607201158 --- NAXILAI.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-1607201158 --- NAXILAI.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1276 set thread context of 3472	1276	PO-1607201158 --- NAXILAI.exe	89

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1276	PO-1607201158 --- NAXILAI.exe
1276	PO-1607201158 --- NAXILAI.exe
3472	PO-1607201158 --- NAXILAI.exe
3472	PO-1607201158 --- NAXILAI.exe
3472	PO-1607201158 --- NAXILAI.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1276	PO-1607201158 --- NAXILAI.exe
Token: SeDebugPrivilege	3472	PO-1607201158 --- NAXILAI.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1276 wrote to memory of 4068	1276	PO-1607201158 --- NAXILAI.exe	88
PID 1276 wrote to memory of 4068	1276	PO-1607201158 --- NAXILAI.exe	88
PID 1276 wrote to memory of 4068	1276	PO-1607201158 --- NAXILAI.exe	88
PID 1276 wrote to memory of 3472	1276	PO-1607201158 --- NAXILAI.exe	89
PID 1276 wrote to memory of 3472	1276	PO-1607201158 --- NAXILAI.exe	89
PID 1276 wrote to memory of 3472	1276	PO-1607201158 --- NAXILAI.exe	89
PID 1276 wrote to memory of 3472	1276	PO-1607201158 --- NAXILAI.exe	89
PID 1276 wrote to memory of 3472	1276	PO-1607201158 --- NAXILAI.exe	89
PID 1276 wrote to memory of 3472	1276	PO-1607201158 --- NAXILAI.exe	89
PID 1276 wrote to memory of 3472	1276	PO-1607201158 --- NAXILAI.exe	89
PID 1276 wrote to memory of 3472	1276	PO-1607201158 --- NAXILAI.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-1607201158 --- NAXILAI.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-1607201158 --- NAXILAI.exe

C:\Users\Admin\AppData\Local\Temp\PO-1607201158 --- NAXILAI.exe
"C:\Users\Admin\AppData\Local\Temp\PO-1607201158 --- NAXILAI.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1276
- C:\Users\Admin\AppData\Local\Temp\PO-1607201158 --- NAXILAI.exe
  "C:\Users\Admin\AppData\Local\Temp\PO-1607201158 --- NAXILAI.exe"
  2⤵
  PID:4068
- C:\Users\Admin\AppData\Local\Temp\PO-1607201158 --- NAXILAI.exe
  "C:\Users\Admin\AppData\Local\Temp\PO-1607201158 --- NAXILAI.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3472

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1276-132-0x0000000000240000-0x00000000002DA000-memory.dmp

Filesize
616KB

Download
memory/1276-133-0x0000000005040000-0x00000000050D2000-memory.dmp

Filesize
584KB

Download
memory/1276-134-0x00000000057E0000-0x000000000587C000-memory.dmp

Filesize
624KB

Download
memory/3472-137-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3472-138-0x0000000005800000-0x0000000005DA4000-memory.dmp

Filesize
5.6MB

Download
memory/3472-139-0x0000000005E50000-0x0000000005EB6000-memory.dmp

Filesize
408KB

Download
memory/3472-140-0x0000000006450000-0x000000000645A000-memory.dmp

Filesize
40KB

Download
memory/3472-141-0x0000000006880000-0x00000000068D0000-memory.dmp

Filesize
320KB

Download

Analysis

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