agenttesla | bf9686f56cd696494d779000cb95ccb276134ae685d7c31af2a3e35870d8fe6f

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-09-2024 08:14

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General

Target

Comprobante de pago.exe
Size

1.1MB
MD5

ca0d85300206ca89544ce92db94c3147
SHA1

bb45ed065cc3ee531b5f3c370530861e5e1b999f
SHA256

840e0f5185fe2436164840b3dc7cd65303cae87599599f8a9dd861ef492dd0f0
SHA512

4583020937fe2c3b26f53b15923c33dbd19009c5190a43b8082e9b176cdcf4c56e2f82af7e712853397a5edab25a1d6a3cfa8218840de16cf01e8b0a8b84903d
SSDEEP

24576:MAHnh+eWsN3skA4RV1Hom2KXMmHaT8Tj68uSayGHbs1PICz5:rh+ZkldoPK8YaTWRuSw7s1

Score

10^/10

agenttesla collection credential_access discovery keylogger 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Looks up external IP address via web service 2 IoCs

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

flow	ioc
2	api.ipify.org
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2076 set thread context of 2724	2076	Comprobante de pago.exe	30

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	Comprobante de pago.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2076	Comprobante de pago.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2724	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2076	Comprobante de pago.exe
2076	Comprobante de pago.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2076	Comprobante de pago.exe
2076	Comprobante de pago.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2724	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2724	2076	Comprobante de pago.exe	30
PID 2076 wrote to memory of 2724	2076	Comprobante de pago.exe	30
PID 2076 wrote to memory of 2724	2076	Comprobante de pago.exe	30
PID 2076 wrote to memory of 2724	2076	Comprobante de pago.exe	30
PID 2076 wrote to memory of 2724	2076	Comprobante de pago.exe	30
PID 2076 wrote to memory of 2724	2076	Comprobante de pago.exe	30
PID 2076 wrote to memory of 2724	2076	Comprobante de pago.exe	30
PID 2076 wrote to memory of 2724	2076	Comprobante de pago.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Comprobante de pago.exe
"C:\Users\Admin\AppData\Local\Temp\Comprobante de pago.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\Comprobante de pago.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2076-11-0x0000000000640000-0x0000000000644000-memory.dmp

Filesize
16KB

Download
memory/2724-12-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2724-14-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2724-15-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2724-16-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

Filesize
4KB

Download
memory/2724-17-0x0000000000450000-0x0000000000496000-memory.dmp

Filesize
280KB

Download
memory/2724-18-0x0000000000610000-0x0000000000654000-memory.dmp

Filesize
272KB

Download
memory/2724-19-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download
memory/2724-20-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download
memory/2724-21-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download
memory/2724-22-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-23-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-25-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-43-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-81-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-79-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-77-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-75-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-71-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-69-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-67-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-65-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-61-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-59-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-57-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-56-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-53-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-51-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-49-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-48-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-45-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-41-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-39-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-37-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-35-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-33-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-73-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-31-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-63-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-29-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-27-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download
memory/2724-1092-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download
memory/2724-1093-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2724-1094-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

Filesize
4KB

Download
memory/2724-1095-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download