agenttesla | b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45

General

Target

b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45.exe
Size

1.1MB
MD5

e7bfb8a068ef7372939af9e3f7dada0e
SHA1

c3f10e6165be6b19b5e4d771d0c33d21f71916de
SHA256

b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45
SHA512

0ce01b799a376720dcfa40101f92ceb75f0f124683021118b156c5874eca30760e0176811ae63c613ddd53ff7385444737314f916c73038784267c6438875ed0
SSDEEP

24576:Xb8CbrXGcVKmx3+LmNVlNLXDDFm15He0ZW6Ttwz/GH69D0:r8kXVZp+wVlNLtQ5+wWb/J0

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence privilege_escalation spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.edaraproperty.net
Port:
587
Username:
[email protected]
Password:
0XWexsXyg-1Z

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral1/memory/2172-1-0x0000000000F80000-0x000000000109A000-memory.dmp	family_agenttesla

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 3 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

Credentials from Web Browsers
T1555.003
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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45.exe

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

discovery

Wi-Fi Discovery

T1016.002

pid	Process
2760	netsh.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2172	b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45.exe
2172	b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2172	b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2172	b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 2760	2172	b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45.exe	30
PID 2172 wrote to memory of 2760	2172	b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45.exe	30
PID 2172 wrote to memory of 2760	2172	b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45.exe	30
PID 2172 wrote to memory of 2760	2172	b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45.exe

C:\Users\Admin\AppData\Local\Temp\b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45.exe
"C:\Users\Admin\AppData\Local\Temp\b6e00ba99ccc9f92f247fc6f89350758dd7f50025acd39b7733c4325fc5f3f45.exe"
1⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2172
- C:\Windows\SysWOW64\netsh.exe
  "netsh" wlan show profile
  2⤵
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Wi-Fi Discovery
  PID:2760

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

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

System Network Configuration Discovery

1

T1016

Wi-Fi Discovery

1

T1016.002

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2172-0-0x000000007430E000-0x000000007430F000-memory.dmp

Filesize
4KB

Download
memory/2172-1-0x0000000000F80000-0x000000000109A000-memory.dmp

Filesize
1.1MB

Download
memory/2172-2-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download
memory/2172-3-0x000000007430E000-0x000000007430F000-memory.dmp

Filesize
4KB

Download
memory/2172-4-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download
memory/2172-5-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads