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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-1607201158 --- NAXILAI.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-1607201158 --- NAXILAI.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\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 1652 set thread context of 1612	1652	PO-1607201158 --- NAXILAI.exe	31

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1652	PO-1607201158 --- NAXILAI.exe
1652	PO-1607201158 --- NAXILAI.exe
1652	PO-1607201158 --- NAXILAI.exe
1612	PO-1607201158 --- NAXILAI.exe
1612	PO-1607201158 --- NAXILAI.exe
1612	PO-1607201158 --- NAXILAI.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1652	PO-1607201158 --- NAXILAI.exe
Token: SeDebugPrivilege	1612	PO-1607201158 --- NAXILAI.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1652 wrote to memory of 1696	1652	PO-1607201158 --- NAXILAI.exe	28
PID 1652 wrote to memory of 1696	1652	PO-1607201158 --- NAXILAI.exe	28
PID 1652 wrote to memory of 1696	1652	PO-1607201158 --- NAXILAI.exe	28
PID 1652 wrote to memory of 1696	1652	PO-1607201158 --- NAXILAI.exe	28
PID 1652 wrote to memory of 1528	1652	PO-1607201158 --- NAXILAI.exe	29
PID 1652 wrote to memory of 1528	1652	PO-1607201158 --- NAXILAI.exe	29
PID 1652 wrote to memory of 1528	1652	PO-1607201158 --- NAXILAI.exe	29
PID 1652 wrote to memory of 1528	1652	PO-1607201158 --- NAXILAI.exe	29
PID 1652 wrote to memory of 1620	1652	PO-1607201158 --- NAXILAI.exe	30
PID 1652 wrote to memory of 1620	1652	PO-1607201158 --- NAXILAI.exe	30
PID 1652 wrote to memory of 1620	1652	PO-1607201158 --- NAXILAI.exe	30
PID 1652 wrote to memory of 1620	1652	PO-1607201158 --- NAXILAI.exe	30
PID 1652 wrote to memory of 1612	1652	PO-1607201158 --- NAXILAI.exe	31
PID 1652 wrote to memory of 1612	1652	PO-1607201158 --- NAXILAI.exe	31
PID 1652 wrote to memory of 1612	1652	PO-1607201158 --- NAXILAI.exe	31
PID 1652 wrote to memory of 1612	1652	PO-1607201158 --- NAXILAI.exe	31
PID 1652 wrote to memory of 1612	1652	PO-1607201158 --- NAXILAI.exe	31
PID 1652 wrote to memory of 1612	1652	PO-1607201158 --- NAXILAI.exe	31
PID 1652 wrote to memory of 1612	1652	PO-1607201158 --- NAXILAI.exe	31
PID 1652 wrote to memory of 1612	1652	PO-1607201158 --- NAXILAI.exe	31
PID 1652 wrote to memory of 1612	1652	PO-1607201158 --- NAXILAI.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\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-1-5-21-3845472200-3839195424-595303356-1000\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:1652
- C:\Users\Admin\AppData\Local\Temp\PO-1607201158 --- NAXILAI.exe
  "C:\Users\Admin\AppData\Local\Temp\PO-1607201158 --- NAXILAI.exe"
  2⤵
  PID:1696
- C:\Users\Admin\AppData\Local\Temp\PO-1607201158 --- NAXILAI.exe
  "C:\Users\Admin\AppData\Local\Temp\PO-1607201158 --- NAXILAI.exe"
  2⤵
  PID:1528
- C:\Users\Admin\AppData\Local\Temp\PO-1607201158 --- NAXILAI.exe
  "C:\Users\Admin\AppData\Local\Temp\PO-1607201158 --- NAXILAI.exe"
  2⤵
  PID:1620
- 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:1612

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/1612-67-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1612-74-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1612-72-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1612-69-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1612-68-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1612-64-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1612-65-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1652-59-0x0000000004CC5000-0x0000000004CD6000-memory.dmp

Filesize
68KB

Download
memory/1652-55-0x0000000076041000-0x0000000076043000-memory.dmp

Filesize
8KB

Download
memory/1652-63-0x00000000040F0000-0x000000000411E000-memory.dmp

Filesize
184KB

Download
memory/1652-61-0x0000000000660000-0x000000000066E000-memory.dmp

Filesize
56KB

Download
memory/1652-60-0x0000000000590000-0x000000000059A000-memory.dmp

Filesize
40KB

Download
memory/1652-62-0x0000000004C10000-0x0000000004C7A000-memory.dmp

Filesize
424KB

Download
memory/1652-57-0x0000000000590000-0x000000000059A000-memory.dmp

Filesize
40KB

Download
memory/1652-54-0x00000000000D0000-0x000000000016A000-memory.dmp

Filesize
616KB

Download
memory/1652-58-0x0000000000590000-0x000000000059A000-memory.dmp

Filesize
40KB

Download
memory/1652-56-0x0000000000650000-0x0000000000662000-memory.dmp

Filesize
72KB

Download
memory/1652-76-0x0000000000590000-0x000000000059A000-memory.dmp

Filesize
40KB

Download
memory/1652-77-0x0000000004CC5000-0x0000000004CD6000-memory.dmp

Filesize
68KB

Download

Analysis

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