agenttesla | 2662f9a6102d41aa03023c29936ab6ae2ed32407189161dbf0108ea5eeb2b595

General

Target

RFQ.exe
Size

624KB
MD5

65cfa3667c17e9b7bd5fe7d2339f3e6b
SHA1

5651deaac93aad78d64cd511690e12b64dc55ecc
SHA256

808ae173992efd7abc9a690e121f2a392fc20c77aec62dd3808ff1068f664d98
SHA512

10b9c0276f1c3a29dbff5e9bc1b01a4032059ba3970f186d83a559072fb162c627b19480104895d199c520ce83c9cab382ab7de9987b6f1779e720f6f20abc4a

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.threewaystoharems.com
Port:
587
Username:
[email protected]
Password:
sales@123456

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/2024-62-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2024-63-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2024-64-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2024-65-0x000000000044737E-mapping.dmp	family_agenttesla
behavioral1/memory/2024-67-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2024-69-0x0000000000400000-0x000000000044C000-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-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RFQ.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\YYtJku = "C:\\Users\\Admin\\AppData\\Roaming\\YYtJku\\YYtJku.exe"	RFQ.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

RFQ.exe

description pid process target process

PID 1480 set thread context of 2024 1480 RFQ.exe RFQ.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

RFQ.exeRFQ.exe

pid process

1480 RFQ.exe
1480 RFQ.exe
2024 RFQ.exe
2024 RFQ.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

RFQ.exe

pid process

2024 RFQ.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RFQ.exeRFQ.exe

description pid process

Token: SeDebugPrivilege 1480 RFQ.exe
Token: SeDebugPrivilege 2024 RFQ.exe

description	pid	process	target process
PID 1480 set thread context of 2024	1480	RFQ.exe	RFQ.exe

pid	process
1480	RFQ.exe
1480	RFQ.exe
2024	RFQ.exe
2024	RFQ.exe

pid	process
2024	RFQ.exe

description	pid	process
Token: SeDebugPrivilege	1480	RFQ.exe
Token: SeDebugPrivilege	2024	RFQ.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

RFQ.exe

description	pid	process	target process
PID 1480 wrote to memory of 2024	1480	RFQ.exe	RFQ.exe
PID 1480 wrote to memory of 2024	1480	RFQ.exe	RFQ.exe
PID 1480 wrote to memory of 2024	1480	RFQ.exe	RFQ.exe
PID 1480 wrote to memory of 2024	1480	RFQ.exe	RFQ.exe
PID 1480 wrote to memory of 2024	1480	RFQ.exe	RFQ.exe
PID 1480 wrote to memory of 2024	1480	RFQ.exe	RFQ.exe
PID 1480 wrote to memory of 2024	1480	RFQ.exe	RFQ.exe
PID 1480 wrote to memory of 2024	1480	RFQ.exe	RFQ.exe
PID 1480 wrote to memory of 2024	1480	RFQ.exe	RFQ.exe

outlook_office_path 1 IoCs

Processes:

RFQ.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\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-1-5-21-790309383-526510583-3802439154-1000\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:1480

C:\Users\Admin\AppData\Local\Temp\RFQ.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2024

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

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

memory/1480-54-0x0000000000E70000-0x0000000000F12000-memory.dmp

Filesize
648KB

Download
memory/1480-55-0x0000000075871000-0x0000000075873000-memory.dmp

Filesize
8KB

Download
memory/1480-56-0x00000000003C0000-0x00000000003CA000-memory.dmp

Filesize
40KB

Download
memory/1480-57-0x0000000000590000-0x0000000000608000-memory.dmp

Filesize
480KB

Download
memory/1480-58-0x0000000005AA0000-0x0000000005AFE000-memory.dmp

Filesize
376KB

Download
memory/2024-59-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2024-62-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2024-60-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2024-63-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2024-64-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2024-65-0x000000000044737E-mapping.dmp

Download
memory/2024-67-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2024-69-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads