agenttesla | 4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782

General

Target

4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
Size

508KB
MD5

91e269aa039b51c82e61ec771f9656a5
SHA1

f07bd104085afd7dd6c3d75bbed3bc4bbb318e0a
SHA256

4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782
SHA512

50a23a2577c321f5ee9178cb655d8500b8548b90b881d65a1074ea74a78f617f35262c6a54cb2e278e52f85d1cb3fbe80367b924a234dff0431e2e3885104b8a
SSDEEP

12288:woRUi2iNsatqTaRcRFOTNcecxarUAxvcl9bxv6:XUi1V0TrETNch4cRC

Score

10^/10

agenttesla collection credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.idaksu.com
Port:
587
Username:
[email protected]
Password:
berlina3838

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2320-22-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2320-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2320-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2320-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2320-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2736	powershell.exe

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	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2164 set thread context of 2320	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2784	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
2320	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
2320	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
2736	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
Token: SeDebugPrivilege	2320	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
Token: SeDebugPrivilege	2736	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2320	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 2736	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	29
PID 2164 wrote to memory of 2736	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	29
PID 2164 wrote to memory of 2736	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	29
PID 2164 wrote to memory of 2736	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	29
PID 2164 wrote to memory of 2784	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	31
PID 2164 wrote to memory of 2784	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	31
PID 2164 wrote to memory of 2784	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	31
PID 2164 wrote to memory of 2784	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	31
PID 2164 wrote to memory of 2320	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	33
PID 2164 wrote to memory of 2320	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	33
PID 2164 wrote to memory of 2320	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	33
PID 2164 wrote to memory of 2320	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	33
PID 2164 wrote to memory of 2320	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	33
PID 2164 wrote to memory of 2320	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	33
PID 2164 wrote to memory of 2320	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	33
PID 2164 wrote to memory of 2320	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	33
PID 2164 wrote to memory of 2320	2164	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe	33

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	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.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	4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe

C:\Users\Admin\AppData\Local\Temp\4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
"C:\Users\Admin\AppData\Local\Temp\4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2736
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bsWmkXadiCwK" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBE8E.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2784
- C:\Users\Admin\AppData\Local\Temp\4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe
  "C:\Users\Admin\AppData\Local\Temp\4eeff5d16465aa63a405cef67c2967077f3c91e933917c0f78f8e03791922782.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2320

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

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 Information Discovery

1

T1082

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/2164-0-0x000000007437E000-0x000000007437F000-memory.dmp

Filesize
4KB

Download
memory/2164-1-0x0000000000DB0000-0x0000000000E34000-memory.dmp

Filesize
528KB

Download
memory/2164-2-0x00000000004C0000-0x00000000004CE000-memory.dmp

Filesize
56KB

Download
memory/2164-3-0x0000000074370000-0x0000000074A5E000-memory.dmp

Filesize
6.9MB

Download
memory/2164-4-0x000000007437E000-0x000000007437F000-memory.dmp

Filesize
4KB

Download
memory/2164-5-0x0000000074370000-0x0000000074A5E000-memory.dmp

Filesize
6.9MB

Download
memory/2164-6-0x0000000004F30000-0x0000000004F90000-memory.dmp

Filesize
384KB

Download
memory/2164-23-0x0000000074370000-0x0000000074A5E000-memory.dmp

Filesize
6.9MB

Download
memory/2320-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2320-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2320-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2320-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2320-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2320-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2320-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2320-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads