agenttesla | ad52d6434817f1d79c061db7deeee5e5a6911db99b057340cc8089c9a2c87587

General

Target

quote 2021.exe
Size

650KB
MD5

59fcc2b396ba1ce5bf5bad893b11106b
SHA1

fcdcbb14dfc3734017b78883dec9bb14dca04b56
SHA256

ad52d6434817f1d79c061db7deeee5e5a6911db99b057340cc8089c9a2c87587
SHA512

83c0e51a1df60e1e36d98ad8be2ee7e66ad627d6b74388cad38d68551392ff5911a4c1371391ecc965b881a8b939e12b1856ee88a4de4f4c62e396973ebbbe42

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.quicksaefreight-ae.com
Port:
587
Username:
cs@quicksaefreight-ae.com
Password:
ehSXAXw7

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1496-2-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1496-5-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1496-3-0x000000000040188B-mapping.dmp	family_agenttesla
behavioral1/memory/1496-7-0x0000000000450000-0x0000000000487000-memory.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

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

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

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

quote 2021.exe

description pid process target process

PID 1584 set thread context of 1496 1584 quote 2021.exe quote 2021.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

quote 2021.exe

pid process

1496 quote 2021.exe
1496 quote 2021.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

quote 2021.exe

pid process

1584 quote 2021.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

quote 2021.exe

description pid process

Token: SeDebugPrivilege 1496 quote 2021.exe

description	pid	process	target process
PID 1584 set thread context of 1496	1584	quote 2021.exe	quote 2021.exe

pid	process
1496	quote 2021.exe
1496	quote 2021.exe

pid	process
1584	quote 2021.exe

description	pid	process
Token: SeDebugPrivilege	1496	quote 2021.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

quote 2021.exe

description	pid	process	target process
PID 1584 wrote to memory of 1496	1584	quote 2021.exe	quote 2021.exe
PID 1584 wrote to memory of 1496	1584	quote 2021.exe	quote 2021.exe
PID 1584 wrote to memory of 1496	1584	quote 2021.exe	quote 2021.exe
PID 1584 wrote to memory of 1496	1584	quote 2021.exe	quote 2021.exe
PID 1584 wrote to memory of 1496	1584	quote 2021.exe	quote 2021.exe

C:\Users\Admin\AppData\Local\Temp\quote 2021.exe
"C:\Users\Admin\AppData\Local\Temp\quote 2021.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1584

C:\Users\Admin\AppData\Local\Temp\quote 2021.exe
"C:\Users\Admin\AppData\Local\Temp\quote 2021.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1496

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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1496-2-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1496-5-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1496-3-0x000000000040188B-mapping.dmp

Download
memory/1496-6-0x0000000074670000-0x0000000074D5E000-memory.dmp

Filesize
6.9MB

Download
memory/1496-7-0x0000000000450000-0x0000000000487000-memory.dmp

Filesize
220KB

Download

Analysis

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