agenttesla | 4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc

General

Target

4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
Size

539KB
MD5

f514efe2a0283773a54c358364cf05bb
SHA1

6dc55bce01ee49d3d706d30be270df38bdda24e9
SHA256

4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc
SHA512

475d0f6837e7f1a529d9d44de0cdf051649cdbd5bce71fe87619d35eee5ccab7ecf5ce7338369a91ccf73610c1905aacd791417760634ff35480b8bbc16855c8
SSDEEP

12288:67C+fNxlR4zVifB383oDI3ssELgYr+75Xv9bJz:62+5bfB383o+ssZ0+9/P

Score

10^/10

agenttesla collection credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.privateemail.com
Port:
587
Username:
[email protected]
Password:
mmm777

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/3020-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3020-22-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3020-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3020-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3020-15-0x0000000000400000-0x000000000043C000-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
3036	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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2160 set thread context of 3020	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	35

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	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.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
2860	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
3020	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
3020	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
3036	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
Token: SeDebugPrivilege	3020	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
Token: SeDebugPrivilege	3036	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3020	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 3036	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	31
PID 2160 wrote to memory of 3036	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	31
PID 2160 wrote to memory of 3036	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	31
PID 2160 wrote to memory of 3036	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	31
PID 2160 wrote to memory of 2860	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	33
PID 2160 wrote to memory of 2860	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	33
PID 2160 wrote to memory of 2860	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	33
PID 2160 wrote to memory of 2860	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	33
PID 2160 wrote to memory of 3020	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	35
PID 2160 wrote to memory of 3020	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	35
PID 2160 wrote to memory of 3020	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	35
PID 2160 wrote to memory of 3020	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	35
PID 2160 wrote to memory of 3020	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	35
PID 2160 wrote to memory of 3020	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	35
PID 2160 wrote to memory of 3020	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	35
PID 2160 wrote to memory of 3020	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	35
PID 2160 wrote to memory of 3020	2160	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	35

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe

C:\Users\Admin\AppData\Local\Temp\4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
"C:\Users\Admin\AppData\Local\Temp\4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2160
- 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\4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3036
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\Qmzkmcgtxzkh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4921.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2860
- C:\Users\Admin\AppData\Local\Temp\4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
  "C:\Users\Admin\AppData\Local\Temp\4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.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:3020

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/2160-0-0x000000007423E000-0x000000007423F000-memory.dmp

Filesize
4KB

Download
memory/2160-1-0x00000000002D0000-0x000000000035E000-memory.dmp

Filesize
568KB

Download
memory/2160-2-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2160-3-0x00000000007A0000-0x00000000007AE000-memory.dmp

Filesize
56KB

Download
memory/2160-4-0x000000007423E000-0x000000007423F000-memory.dmp

Filesize
4KB

Download
memory/2160-5-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2160-6-0x0000000004760000-0x00000000047C0000-memory.dmp

Filesize
384KB

Download
memory/2160-23-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/3020-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3020-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3020-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3020-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3020-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3020-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3020-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3020-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads