agenttesla | 316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d

General

Target

316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe
Size

1.1MB
MD5

36f734ad1864e227d2eb094735f9da2e
SHA1

be3473f3115dd2eeb956ba0c536a5217cd9abc83
SHA256

316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d
SHA512

ebf9c717909a6d8217a8da92745c86312c9c2230b03e125e4e57ecab20b371e924b732b2e837cab441bdd06956f969c0fef0b6820c9bdf97a8ff2d8a864d8438

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
%CbXmuuVt8

Signatures

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

AgentTesla Payload 4 IoCs

resource	yara_rule
behavioral1/memory/740-2-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/740-3-0x00000000004472DE-mapping.dmp	family_agenttesla
behavioral1/memory/740-4-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/740-5-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

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

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run\newApp = "C:\\Users\\Admin\\AppData\\Roaming\\newApp\\newApp.exe"	316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1464 set thread context of 740	1464	316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe	24

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
740	316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe
740	316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	740	316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1464 wrote to memory of 740	1464	316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe	24
PID 1464 wrote to memory of 740	1464	316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe	24
PID 1464 wrote to memory of 740	1464	316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe	24
PID 1464 wrote to memory of 740	1464	316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe	24
PID 1464 wrote to memory of 740	1464	316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe	24
PID 1464 wrote to memory of 740	1464	316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe	24
PID 1464 wrote to memory of 740	1464	316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe	24
PID 1464 wrote to memory of 740	1464	316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe	24
PID 1464 wrote to memory of 740	1464	316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe	24

C:\Users\Admin\AppData\Local\Temp\316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe
"C:\Users\Admin\AppData\Local\Temp\316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1464
- C:\Users\Admin\AppData\Local\Temp\316152a4a6c3601cb08de2fd678f0104757c5141ffccc14d3481c5f0d7d0761d.exe
  "{path}"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:740

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/740-2-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/740-4-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/740-5-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

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