agenttesla | ad21aff38e3b20ca7c9c7236977dfb0821d515962cb5c705d8a5b9a8cbc43859

General

Target

PO.exe
Size

592KB
MD5

2b17ef662bfb9464153c8dbd60ccbad9
SHA1

a2883daa62d0f99d6cbf8b51b28d3f479c3807dc
SHA256

ad21aff38e3b20ca7c9c7236977dfb0821d515962cb5c705d8a5b9a8cbc43859
SHA512

e0cb94d546284ee3400a2e8f372b3365c0686ae5a6265b6bbd598f33d677d0582d29e0b6ef33dbadda496f89089a89a3bc9ead862708c4f19a7a5c96793284b4
SSDEEP

12288:Wi+rhsEgj79G/vpZyofAj+KD5icYPahZ:zITpq5icYPahZ

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.giroplastic.com.br
Port:
587
Username:
[email protected]
Password:
#no2@tec
Email To:
[email protected]

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
T1552.001
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
T1552.001
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
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4536 set thread context of 4620	4536	PO.exe	88

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4620	PO.exe
4620	PO.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4536	PO.exe
Token: SeDebugPrivilege	4620	PO.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4620	PO.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4536 wrote to memory of 4620	4536	PO.exe	88
PID 4536 wrote to memory of 4620	4536	PO.exe	88
PID 4536 wrote to memory of 4620	4536	PO.exe	88
PID 4536 wrote to memory of 4620	4536	PO.exe	88
PID 4536 wrote to memory of 4620	4536	PO.exe	88
PID 4536 wrote to memory of 4620	4536	PO.exe	88
PID 4536 wrote to memory of 4620	4536	PO.exe	88
PID 4536 wrote to memory of 4620	4536	PO.exe	88

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO.exe

C:\Users\Admin\AppData\Local\Temp\PO.exe
"C:\Users\Admin\AppData\Local\Temp\PO.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4536
- C:\Users\Admin\AppData\Local\Temp\PO.exe
  C:\Users\Admin\AppData\Local\Temp\PO.exe
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:4620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
1KB

MD5
489c7565f9b029ba9fadff774073cc98

SHA1
56c05089b33ee7e7dfa9e6a2d098164efd8e1150

SHA256
10bf6242da02dad8b2e1208b9dab9a7303cf986320e05e5ef20b99c9b71326d4

SHA512
ddea09c011a8d4f85905842c2f34c98add0110a0b6b3b2709718c3614a2c42dec5f4f5d5b9442cfd3c6c23e9a90c8c0b25c14c3dbd42faea9cc8dd232cace1ac

Download Submit
memory/4536-4-0x0000000006670000-0x00000000066B4000-memory.dmp

Filesize
272KB

Download
memory/4536-2-0x0000000005300000-0x0000000005310000-memory.dmp

Filesize
64KB

Download
memory/4536-3-0x0000000006510000-0x0000000006564000-memory.dmp

Filesize
336KB

Download
memory/4536-0-0x0000000000930000-0x00000000009CA000-memory.dmp

Filesize
616KB

Download
memory/4536-5-0x00000000066C0000-0x000000000670C000-memory.dmp

Filesize
304KB

Download
memory/4536-6-0x0000000006E90000-0x0000000007434000-memory.dmp

Filesize
5.6MB

Download
memory/4536-10-0x0000000074FA0000-0x0000000075750000-memory.dmp

Filesize
7.7MB

Download
memory/4536-1-0x0000000074FA0000-0x0000000075750000-memory.dmp

Filesize
7.7MB

Download
memory/4620-11-0x0000000074FA0000-0x0000000075750000-memory.dmp

Filesize
7.7MB

Download
memory/4620-12-0x0000000005A60000-0x0000000005A70000-memory.dmp

Filesize
64KB

Download
memory/4620-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4620-13-0x0000000005970000-0x00000000059D6000-memory.dmp

Filesize
408KB

Download
memory/4620-14-0x0000000006850000-0x00000000068A0000-memory.dmp

Filesize
320KB

Download
memory/4620-15-0x0000000006940000-0x00000000069D2000-memory.dmp

Filesize
584KB

Download
memory/4620-16-0x0000000006BF0000-0x0000000006BFA000-memory.dmp

Filesize
40KB

Download
memory/4620-17-0x0000000074FA0000-0x0000000075750000-memory.dmp

Filesize
7.7MB

Download
memory/4620-18-0x0000000005A60000-0x0000000005A70000-memory.dmp

Filesize
64KB

Download

Analysis

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