agenttesla | f2c4896d5fecbae3c9cc2e8b173de61d0822be361365f86dd3400e0fbebbeca4

General

Target

Comprobante de pago. Exp. 9815.pdf.exe
Size

660KB
MD5

9b8e62ddf53e9cf4241f4daaffbb3bc7
SHA1

5cde783dde5b28eaa1e11743d96dd6afbe1af00d
SHA256

281335ba31210104a69c9c924456bb3639403710ccc5eda4d92f9e11a11bc993
SHA512

d5cb4bfe1cee7bbc9d202f711c4c7c27dc4736088a6588765dd65ab4159b77955ee07551ca02272466e45de80484a1aa3b0aa5312cc1739021fe227556739b86
SSDEEP

12288:8mR8Qscw6WcNLAO1TFJxiTQDKAqfGc59k4HvBcrmChz2s:9scvwO1p2QcfTLR+yCP

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.solucionesmexico.mx
Port:
587
Username:
[email protected]
Password:
Qdk,[nKrmI0j
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
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-1-5-21-2890635272-812199704-3564780063-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Comprobante de pago. Exp. 9815.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2890635272-812199704-3564780063-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Comprobante de pago. Exp. 9815.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2890635272-812199704-3564780063-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Comprobante de pago. Exp. 9815.pdf.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3912 set thread context of 404	3912	Comprobante de pago. Exp. 9815.pdf.exe	99

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
404	Comprobante de pago. Exp. 9815.pdf.exe
404	Comprobante de pago. Exp. 9815.pdf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	404	Comprobante de pago. Exp. 9815.pdf.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3912 wrote to memory of 404	3912	Comprobante de pago. Exp. 9815.pdf.exe	99
PID 3912 wrote to memory of 404	3912	Comprobante de pago. Exp. 9815.pdf.exe	99
PID 3912 wrote to memory of 404	3912	Comprobante de pago. Exp. 9815.pdf.exe	99
PID 3912 wrote to memory of 404	3912	Comprobante de pago. Exp. 9815.pdf.exe	99
PID 3912 wrote to memory of 404	3912	Comprobante de pago. Exp. 9815.pdf.exe	99
PID 3912 wrote to memory of 404	3912	Comprobante de pago. Exp. 9815.pdf.exe	99
PID 3912 wrote to memory of 404	3912	Comprobante de pago. Exp. 9815.pdf.exe	99
PID 3912 wrote to memory of 404	3912	Comprobante de pago. Exp. 9815.pdf.exe	99

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2890635272-812199704-3564780063-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Comprobante de pago. Exp. 9815.pdf.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2890635272-812199704-3564780063-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Comprobante de pago. Exp. 9815.pdf.exe

C:\Users\Admin\AppData\Local\Temp\Comprobante de pago. Exp. 9815.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Comprobante de pago. Exp. 9815.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3912
- C:\Users\Admin\AppData\Local\Temp\Comprobante de pago. Exp. 9815.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Comprobante de pago. Exp. 9815.pdf.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:404

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Comprobante de pago. Exp. 9815.pdf.exe.log

Filesize
1KB

MD5
b7b9acb869ccc7f7ecb5304ec0384dee

SHA1
6a90751c95817903ee833d59a0abbef425a613b3

SHA256
8cb00a15cd942a1861c573d86d6fb430512c8e2f80f6349f48b16b8709ca7aa4

SHA512
7bec881ac5f59ac26f1be1e7e26d63f040c06369de10c1c246e531a4395d27c335d9acc647ecdedb48ed37bdc2dc405a4cfc11762e1c00659a49be259eaf8764

Download Submit
memory/404-140-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/404-147-0x00000000055E0000-0x00000000055F0000-memory.dmp

Filesize
64KB

Download
memory/404-146-0x00000000065A0000-0x0000000006762000-memory.dmp

Filesize
1.8MB

Download
memory/404-145-0x0000000006380000-0x00000000063D0000-memory.dmp

Filesize
320KB

Download
memory/404-144-0x00000000055E0000-0x00000000055F0000-memory.dmp

Filesize
64KB

Download
memory/404-143-0x0000000005660000-0x00000000056C6000-memory.dmp

Filesize
408KB

Download
memory/3912-136-0x00000000054A0000-0x00000000054AA000-memory.dmp

Filesize
40KB

Download
memory/3912-139-0x0000000004EF0000-0x0000000004F00000-memory.dmp

Filesize
64KB

Download
memory/3912-138-0x0000000004EF0000-0x0000000004F00000-memory.dmp

Filesize
64KB

Download
memory/3912-137-0x0000000005C40000-0x0000000005CDC000-memory.dmp

Filesize
624KB

Download
memory/3912-133-0x00000000004E0000-0x000000000058C000-memory.dmp

Filesize
688KB

Download
memory/3912-135-0x0000000004FC0000-0x0000000005052000-memory.dmp

Filesize
584KB

Download
memory/3912-134-0x00000000054D0000-0x0000000005A74000-memory.dmp

Filesize
5.6MB

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Analysis

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