agenttesla | 21cd1dea5f6846f81699ddc9c7a4469901a87c13efd253001c030645bcca9fd3

General

Target

384b03372b0048e1cb96f7db323d31af.exe
Size

537KB
MD5

384b03372b0048e1cb96f7db323d31af
SHA1

26c2955b326420fc61f64fb1f0c1ac26bb8fe6d9
SHA256

21cd1dea5f6846f81699ddc9c7a4469901a87c13efd253001c030645bcca9fd3
SHA512

f5be075a925c363ebd0a2174ed587637d76f60401ae2d45bdd0210ae989b817df4f702529bbd289bfc1c5b79efeaac4597f838c7ac0ca62cacf7a15f5cff5f73

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.tccinfaes.com
Port:
587
Username:
margaridasantos@tccinfaes.com
Password:
TccBps1427log

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3196-124-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/3196-125-0x000000000043760E-mapping.dmp	family_agenttesla
behavioral2/memory/3196-131-0x0000000004D30000-0x000000000522E000-memory.dmp	family_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

Processes:

384b03372b0048e1cb96f7db323d31af.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	384b03372b0048e1cb96f7db323d31af.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	384b03372b0048e1cb96f7db323d31af.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	384b03372b0048e1cb96f7db323d31af.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

384b03372b0048e1cb96f7db323d31af.exe

description pid process target process

PID 1912 set thread context of 3196 1912 384b03372b0048e1cb96f7db323d31af.exe 384b03372b0048e1cb96f7db323d31af.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

384b03372b0048e1cb96f7db323d31af.exe

pid process

3196 384b03372b0048e1cb96f7db323d31af.exe
3196 384b03372b0048e1cb96f7db323d31af.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

384b03372b0048e1cb96f7db323d31af.exe

description pid process

Token: SeDebugPrivilege 3196 384b03372b0048e1cb96f7db323d31af.exe

description	pid	process	target process
PID 1912 set thread context of 3196	1912	384b03372b0048e1cb96f7db323d31af.exe	384b03372b0048e1cb96f7db323d31af.exe

pid	process
3196	384b03372b0048e1cb96f7db323d31af.exe
3196	384b03372b0048e1cb96f7db323d31af.exe

description	pid	process
Token: SeDebugPrivilege	3196	384b03372b0048e1cb96f7db323d31af.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

384b03372b0048e1cb96f7db323d31af.exe

description	pid	process	target process
PID 1912 wrote to memory of 3196	1912	384b03372b0048e1cb96f7db323d31af.exe	384b03372b0048e1cb96f7db323d31af.exe
PID 1912 wrote to memory of 3196	1912	384b03372b0048e1cb96f7db323d31af.exe	384b03372b0048e1cb96f7db323d31af.exe
PID 1912 wrote to memory of 3196	1912	384b03372b0048e1cb96f7db323d31af.exe	384b03372b0048e1cb96f7db323d31af.exe
PID 1912 wrote to memory of 3196	1912	384b03372b0048e1cb96f7db323d31af.exe	384b03372b0048e1cb96f7db323d31af.exe
PID 1912 wrote to memory of 3196	1912	384b03372b0048e1cb96f7db323d31af.exe	384b03372b0048e1cb96f7db323d31af.exe
PID 1912 wrote to memory of 3196	1912	384b03372b0048e1cb96f7db323d31af.exe	384b03372b0048e1cb96f7db323d31af.exe
PID 1912 wrote to memory of 3196	1912	384b03372b0048e1cb96f7db323d31af.exe	384b03372b0048e1cb96f7db323d31af.exe
PID 1912 wrote to memory of 3196	1912	384b03372b0048e1cb96f7db323d31af.exe	384b03372b0048e1cb96f7db323d31af.exe

outlook_office_path 1 IoCs

Processes:

384b03372b0048e1cb96f7db323d31af.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	384b03372b0048e1cb96f7db323d31af.exe

outlook_win_path 1 IoCs

Processes:

384b03372b0048e1cb96f7db323d31af.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	384b03372b0048e1cb96f7db323d31af.exe

C:\Users\Admin\AppData\Local\Temp\384b03372b0048e1cb96f7db323d31af.exe
"C:\Users\Admin\AppData\Local\Temp\384b03372b0048e1cb96f7db323d31af.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1912

C:\Users\Admin\AppData\Local\Temp\384b03372b0048e1cb96f7db323d31af.exe
"C:\Users\Admin\AppData\Local\Temp\384b03372b0048e1cb96f7db323d31af.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3196

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\384b03372b0048e1cb96f7db323d31af.exe.log
MD5
0c2899d7c6746f42d5bbe088c777f94c

SHA1
622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

SHA256
5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

SHA512
ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

Download Submit
memory/1912-122-0x0000000008B10000-0x0000000008B11000-memory.dmp

Filesize
4KB

Download
memory/1912-118-0x0000000004E30000-0x0000000004E31000-memory.dmp

Filesize
4KB

Download
memory/1912-119-0x0000000004E00000-0x0000000004E01000-memory.dmp

Filesize
4KB

Download
memory/1912-120-0x0000000004D70000-0x0000000004E02000-memory.dmp

Filesize
584KB

Download
memory/1912-121-0x0000000005BE0000-0x0000000005BE7000-memory.dmp

Filesize
28KB

Download
memory/1912-115-0x0000000000530000-0x0000000000531000-memory.dmp

Filesize
4KB

Download
memory/1912-123-0x0000000008BB0000-0x0000000008C08000-memory.dmp

Filesize
352KB

Download
memory/1912-117-0x0000000005330000-0x0000000005331000-memory.dmp

Filesize
4KB

Download
memory/3196-124-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3196-125-0x000000000043760E-mapping.dmp

Download
memory/3196-131-0x0000000004D30000-0x000000000522E000-memory.dmp

Filesize
5.0MB

Download
memory/3196-132-0x0000000005A20000-0x0000000005A21000-memory.dmp

Filesize
4KB

Download
memory/3196-133-0x0000000005AB0000-0x0000000005AB1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads