agenttesla | f20b3dc32d42f2f1a64414b5932cc0cb7baf99356445a770a80bf7bed7e144a8

General

Target

DOCUMENTS.exe
Size

353KB
MD5

2dbc67d0f2fec61676babbd3499ca526
SHA1

0de8d27e60c449d677bd878f5ee1accbe24fba2e
SHA256

f20b3dc32d42f2f1a64414b5932cc0cb7baf99356445a770a80bf7bed7e144a8
SHA512

7dfad2daae014db5bf8c3822051913a90516c9770acf6a33e281290b39ad188268bad0dcdf487413948d7c3be9d94658d28c696465f6b255f6423562246feb9b

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
1xH}wgu7}f%E

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/1860-2-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1860-3-0x000000000044A81E-mapping.dmp	family_agenttesla
behavioral1/memory/1860-4-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1860-5-0x0000000000400000-0x0000000000450000-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:

DOCUMENTS.exe

description pid process target process

PID 240 set thread context of 1860 240 DOCUMENTS.exe DOCUMENTS.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

DOCUMENTS.exeDOCUMENTS.exe

pid process

240 DOCUMENTS.exe
240 DOCUMENTS.exe
1860 DOCUMENTS.exe
1860 DOCUMENTS.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

DOCUMENTS.exe

pid process

1860 DOCUMENTS.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

DOCUMENTS.exeDOCUMENTS.exe

description pid process

Token: SeDebugPrivilege 240 DOCUMENTS.exe
Token: SeDebugPrivilege 1860 DOCUMENTS.exe

description	pid	process	target process
PID 240 set thread context of 1860	240	DOCUMENTS.exe	DOCUMENTS.exe

pid	process
240	DOCUMENTS.exe
240	DOCUMENTS.exe
1860	DOCUMENTS.exe
1860	DOCUMENTS.exe

pid	process
1860	DOCUMENTS.exe

description	pid	process
Token: SeDebugPrivilege	240	DOCUMENTS.exe
Token: SeDebugPrivilege	1860	DOCUMENTS.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

DOCUMENTS.exeDOCUMENTS.exe

description	pid	process	target process
PID 240 wrote to memory of 1852	240	DOCUMENTS.exe	DOCUMENTS.exe
PID 240 wrote to memory of 1852	240	DOCUMENTS.exe	DOCUMENTS.exe
PID 240 wrote to memory of 1852	240	DOCUMENTS.exe	DOCUMENTS.exe
PID 240 wrote to memory of 1852	240	DOCUMENTS.exe	DOCUMENTS.exe
PID 240 wrote to memory of 1868	240	DOCUMENTS.exe	DOCUMENTS.exe
PID 240 wrote to memory of 1868	240	DOCUMENTS.exe	DOCUMENTS.exe
PID 240 wrote to memory of 1868	240	DOCUMENTS.exe	DOCUMENTS.exe
PID 240 wrote to memory of 1868	240	DOCUMENTS.exe	DOCUMENTS.exe
PID 240 wrote to memory of 1860	240	DOCUMENTS.exe	DOCUMENTS.exe
PID 240 wrote to memory of 1860	240	DOCUMENTS.exe	DOCUMENTS.exe
PID 240 wrote to memory of 1860	240	DOCUMENTS.exe	DOCUMENTS.exe
PID 240 wrote to memory of 1860	240	DOCUMENTS.exe	DOCUMENTS.exe
PID 240 wrote to memory of 1860	240	DOCUMENTS.exe	DOCUMENTS.exe
PID 240 wrote to memory of 1860	240	DOCUMENTS.exe	DOCUMENTS.exe
PID 240 wrote to memory of 1860	240	DOCUMENTS.exe	DOCUMENTS.exe
PID 240 wrote to memory of 1860	240	DOCUMENTS.exe	DOCUMENTS.exe
PID 240 wrote to memory of 1860	240	DOCUMENTS.exe	DOCUMENTS.exe
PID 1860 wrote to memory of 1564	1860	DOCUMENTS.exe	netsh.exe
PID 1860 wrote to memory of 1564	1860	DOCUMENTS.exe	netsh.exe
PID 1860 wrote to memory of 1564	1860	DOCUMENTS.exe	netsh.exe
PID 1860 wrote to memory of 1564	1860	DOCUMENTS.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\DOCUMENTS.exe
"C:\Users\Admin\AppData\Local\Temp\DOCUMENTS.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:240

C:\Users\Admin\AppData\Local\Temp\DOCUMENTS.exe
"{path}"
2⤵
PID:1852

C:\Users\Admin\AppData\Local\Temp\DOCUMENTS.exe
"{path}"
2⤵
PID:1868

C:\Users\Admin\AppData\Local\Temp\DOCUMENTS.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1860

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:1564

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/240-1-0x0000000000000000-0x0000000000000000-disk.dmp

Download
memory/1564-6-0x0000000000000000-mapping.dmp

Download
memory/1860-2-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1860-3-0x000000000044A81E-mapping.dmp

Download
memory/1860-4-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1860-5-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download

Analysis

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