agenttesla | e17a417f8665f67a18924fa21085bb9940af322c8617ef28c1453a8959491a14

General

Target

le32xV2d1fLi3Ly.exe
Size

732KB
MD5

247d01a8a4a8cbf114d54191f2b7a489
SHA1

e075551dcccb4a62018fb5c8930327f7f6607ce7
SHA256

e17a417f8665f67a18924fa21085bb9940af322c8617ef28c1453a8959491a14
SHA512

956b2bda3ebdc73a37ef8b30d1ca5b3e4a37b323ebd0536a16735454f3a1ad4810be3d50a84b3519a8bc76323d2b44d2a886294ff897b5cf68d6c5198c5e5253

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.goldentravel.ec
Port:
587
Username:
security2021@goldentravel.ec
Password:
chinadusco@5555343

Signatures

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

AgentTesla Payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1656-61-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1656-63-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1656-62-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1656-64-0x000000000043772E-mapping.dmp	family_agenttesla
behavioral1/memory/1656-65-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

le32xV2d1fLi3Ly.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts le32xV2d1fLi3Ly.exe
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

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	le32xV2d1fLi3Ly.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

le32xV2d1fLi3Ly.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	le32xV2d1fLi3Ly.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	le32xV2d1fLi3Ly.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	le32xV2d1fLi3Ly.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

le32xV2d1fLi3Ly.exe

description pid process target process

PID 1096 set thread context of 1656 1096 le32xV2d1fLi3Ly.exe le32xV2d1fLi3Ly.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

le32xV2d1fLi3Ly.exe

pid process

1656 le32xV2d1fLi3Ly.exe
1656 le32xV2d1fLi3Ly.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

le32xV2d1fLi3Ly.exe

description pid process

Token: SeDebugPrivilege 1656 le32xV2d1fLi3Ly.exe

description	pid	process	target process
PID 1096 set thread context of 1656	1096	le32xV2d1fLi3Ly.exe	le32xV2d1fLi3Ly.exe

pid	process
1656	le32xV2d1fLi3Ly.exe
1656	le32xV2d1fLi3Ly.exe

description	pid	process
Token: SeDebugPrivilege	1656	le32xV2d1fLi3Ly.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

le32xV2d1fLi3Ly.exe

description	pid	process	target process
PID 1096 wrote to memory of 1656	1096	le32xV2d1fLi3Ly.exe	le32xV2d1fLi3Ly.exe
PID 1096 wrote to memory of 1656	1096	le32xV2d1fLi3Ly.exe	le32xV2d1fLi3Ly.exe
PID 1096 wrote to memory of 1656	1096	le32xV2d1fLi3Ly.exe	le32xV2d1fLi3Ly.exe
PID 1096 wrote to memory of 1656	1096	le32xV2d1fLi3Ly.exe	le32xV2d1fLi3Ly.exe
PID 1096 wrote to memory of 1656	1096	le32xV2d1fLi3Ly.exe	le32xV2d1fLi3Ly.exe
PID 1096 wrote to memory of 1656	1096	le32xV2d1fLi3Ly.exe	le32xV2d1fLi3Ly.exe
PID 1096 wrote to memory of 1656	1096	le32xV2d1fLi3Ly.exe	le32xV2d1fLi3Ly.exe
PID 1096 wrote to memory of 1656	1096	le32xV2d1fLi3Ly.exe	le32xV2d1fLi3Ly.exe
PID 1096 wrote to memory of 1656	1096	le32xV2d1fLi3Ly.exe	le32xV2d1fLi3Ly.exe

outlook_office_path 1 IoCs

Processes:

le32xV2d1fLi3Ly.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	le32xV2d1fLi3Ly.exe

outlook_win_path 1 IoCs

Processes:

le32xV2d1fLi3Ly.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	le32xV2d1fLi3Ly.exe

C:\Users\Admin\AppData\Local\Temp\le32xV2d1fLi3Ly.exe
"C:\Users\Admin\AppData\Local\Temp\le32xV2d1fLi3Ly.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1096

C:\Users\Admin\AppData\Local\Temp\le32xV2d1fLi3Ly.exe
"C:\Users\Admin\AppData\Local\Temp\le32xV2d1fLi3Ly.exe"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1656

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/1096-54-0x0000000000960000-0x0000000000961000-memory.dmp

Filesize
4KB

Download
memory/1096-56-0x0000000001F80000-0x0000000001F81000-memory.dmp

Filesize
4KB

Download
memory/1096-57-0x00000000003B0000-0x00000000003B7000-memory.dmp

Filesize
28KB

Download
memory/1096-58-0x0000000007CF0000-0x0000000007D48000-memory.dmp

Filesize
352KB

Download
memory/1656-59-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1656-60-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1656-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1656-63-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1656-62-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1656-64-0x000000000043772E-mapping.dmp

Download
memory/1656-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1656-67-0x0000000004BB0000-0x0000000004BB1000-memory.dmp

Filesize
4KB

Download
memory/1656-68-0x0000000004BB1000-0x0000000004BB2000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads