agenttesla | e0b3a3c3a6204dee78982c98286c2260fe41f728f0c74c51cfab2e6f80196214

General

Target

VirusShare_cbefadc4a88e7ed311bea0c5494479a4.exe
Size

289KB
MD5

cbefadc4a88e7ed311bea0c5494479a4
SHA1

42fcd8b484b6441c7a486a1e84389c220d546864
SHA256

e0b3a3c3a6204dee78982c98286c2260fe41f728f0c74c51cfab2e6f80196214
SHA512

6df448ba20413df71b9e28f3c4ccd3d6c028b17dc0c19b4615a982c175487442fd2d267f8a45d6d3143c1de6cf3b33f8a4e8c6c3f1a9b4212ed59ea16edcac3f
SSDEEP

3072:THzRhpyheRZXsbvWLa0I7V0b7VJ0mmpFBpW+vlJiKvDy6n7mlTu4W3Z3+okH+kiF:T9ZXg0I8gpFGqJiKbbmdu44n7p38blk

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence spyware stealer trojan

Malware Config

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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
T1552.001
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
T1552.001
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
T1552.001
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	VirusShare_cbefadc4a88e7ed311bea0c5494479a4.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	VirusShare_cbefadc4a88e7ed311bea0c5494479a4.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	VirusShare_cbefadc4a88e7ed311bea0c5494479a4.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\MyApp = "C:\\Users\\Admin\\AppData\\Roaming\\MyApp\\MyApp.exe"	VirusShare_cbefadc4a88e7ed311bea0c5494479a4.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
2	checkip.amazonaws.com

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	VirusShare_cbefadc4a88e7ed311bea0c5494479a4.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2672	VirusShare_cbefadc4a88e7ed311bea0c5494479a4.exe
2672	VirusShare_cbefadc4a88e7ed311bea0c5494479a4.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2672	VirusShare_cbefadc4a88e7ed311bea0c5494479a4.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2672	VirusShare_cbefadc4a88e7ed311bea0c5494479a4.exe

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	VirusShare_cbefadc4a88e7ed311bea0c5494479a4.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	VirusShare_cbefadc4a88e7ed311bea0c5494479a4.exe

C:\Users\Admin\AppData\Local\Temp\VirusShare_cbefadc4a88e7ed311bea0c5494479a4.exe
"C:\Users\Admin\AppData\Local\Temp\VirusShare_cbefadc4a88e7ed311bea0c5494479a4.exe"
1⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2672

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

5

T1552

Credentials In Files

4

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2672-0-0x0000000074D11000-0x0000000074D12000-memory.dmp

Filesize
4KB

Download
memory/2672-1-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download
memory/2672-2-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download
memory/2672-3-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download
memory/2672-4-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download
memory/2672-7-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download
memory/2672-8-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads