agenttesla | 7adb809b16d09bc7a8a39eb648f360a35c7e95172ea1b11a73772d011835563b

General

Target

RFQ.exe
Size

598KB
MD5

7b9991d17bf2be0aca3531b356d93196
SHA1

267b664bb59f6b5c54305bd3ea92fa0313819683
SHA256

fc412c0946f810a537d19f3f94c7da811f7404447b451499af528851502ee033
SHA512

ae9060ffd256977a5abad8e07f8a7edd2b8a26b1fd964fad21d5c1cf59086dc2aed2c14170bc2f12cc1ca67be0c0fb7a623ebdb4915909ecf0f72278d528dd82

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.sherwjn.com
Port:
587
Username:
[email protected]
Password:
GRACE1234

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/960-59-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/960-60-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/960-61-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/960-62-0x000000000044714E-mapping.dmp	family_agenttesla
behavioral1/memory/960-64-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/960-66-0x0000000000400000-0x000000000044C000-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:

RFQ.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

RFQ.exe

description pid process target process

PID 1588 set thread context of 960 1588 RFQ.exe RFQ.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

RFQ.exeRFQ.exe

pid process

1588 RFQ.exe
1588 RFQ.exe
960 RFQ.exe
960 RFQ.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RFQ.exeRFQ.exe

description pid process

Token: SeDebugPrivilege 1588 RFQ.exe
Token: SeDebugPrivilege 960 RFQ.exe

description	pid	process	target process
PID 1588 set thread context of 960	1588	RFQ.exe	RFQ.exe

pid	process
1588	RFQ.exe
1588	RFQ.exe
960	RFQ.exe
960	RFQ.exe

description	pid	process
Token: SeDebugPrivilege	1588	RFQ.exe
Token: SeDebugPrivilege	960	RFQ.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

RFQ.exe

description	pid	process	target process
PID 1588 wrote to memory of 960	1588	RFQ.exe	RFQ.exe
PID 1588 wrote to memory of 960	1588	RFQ.exe	RFQ.exe
PID 1588 wrote to memory of 960	1588	RFQ.exe	RFQ.exe
PID 1588 wrote to memory of 960	1588	RFQ.exe	RFQ.exe
PID 1588 wrote to memory of 960	1588	RFQ.exe	RFQ.exe
PID 1588 wrote to memory of 960	1588	RFQ.exe	RFQ.exe
PID 1588 wrote to memory of 960	1588	RFQ.exe	RFQ.exe
PID 1588 wrote to memory of 960	1588	RFQ.exe	RFQ.exe
PID 1588 wrote to memory of 960	1588	RFQ.exe	RFQ.exe

outlook_office_path 1 IoCs

Processes:

RFQ.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ.exe

outlook_win_path 1 IoCs

Processes:

RFQ.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ.exe

C:\Users\Admin\AppData\Local\Temp\RFQ.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1588

C:\Users\Admin\AppData\Local\Temp\RFQ.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:960

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/960-56-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/960-57-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/960-59-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/960-60-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/960-61-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/960-62-0x000000000044714E-mapping.dmp

Download
memory/960-64-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/960-66-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/960-68-0x0000000074410000-0x00000000749BB000-memory.dmp

Filesize
5.7MB

Download
memory/1588-54-0x0000000075CF1000-0x0000000075CF3000-memory.dmp

Filesize
8KB

Download
memory/1588-55-0x0000000074410000-0x00000000749BB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads