agenttesla | ca996291d4ae9a2e2dc94525ca9755984d8cf1d75dcc035e01a2394912edf575

Analysis

max time kernel
169s
max time network
185s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2022, 10:23

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General

Target
d94078ed71ebf1207e912f034f4299ad.exe
Size 1.1MB
Sample221011-mesnmshhh9
SHA256 ca996291d4ae9a2e2dc94525ca9755984d8cf1d75dcc035e01a2394912edf575
MD5 d94078ed71ebf1207e912f034f4299ad
SHA1 c9c98ba63de1553e4f191ad6ce191080aadf1bbc
SHA512 9b15c591db6a113dfc0346c2d7691f81183fa60ea4cae1942f7f998189c96ce018ca9d7149b0afa90223bf36ed8760d8ac4ef78dba5a584df5208eaf40db7be9
SSDEEP 24576:Jz2L7mr+BHtjK1TVxS7BvBsXnLAtQy4A:4vtjEVwzqnOX
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
ftp
Host
ftp://ftp.valvulasthermovalve.cl/
Port
21
Username
[email protected]
Password
LILKOOLL14!!

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d94078ed71ebf1207e912f034f4299ad.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d94078ed71ebf1207e912f034f4299ad.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d94078ed71ebf1207e912f034f4299ad.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5036 set thread context of 3524	5036	d94078ed71ebf1207e912f034f4299ad.exe	85

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3524	d94078ed71ebf1207e912f034f4299ad.exe
3524	d94078ed71ebf1207e912f034f4299ad.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3524	d94078ed71ebf1207e912f034f4299ad.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5036 wrote to memory of 3524	5036	d94078ed71ebf1207e912f034f4299ad.exe	85
PID 5036 wrote to memory of 3524	5036	d94078ed71ebf1207e912f034f4299ad.exe	85
PID 5036 wrote to memory of 3524	5036	d94078ed71ebf1207e912f034f4299ad.exe	85
PID 5036 wrote to memory of 3524	5036	d94078ed71ebf1207e912f034f4299ad.exe	85
PID 5036 wrote to memory of 3524	5036	d94078ed71ebf1207e912f034f4299ad.exe	85
PID 5036 wrote to memory of 3524	5036	d94078ed71ebf1207e912f034f4299ad.exe	85
PID 5036 wrote to memory of 3524	5036	d94078ed71ebf1207e912f034f4299ad.exe	85
PID 5036 wrote to memory of 3524	5036	d94078ed71ebf1207e912f034f4299ad.exe	85

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d94078ed71ebf1207e912f034f4299ad.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d94078ed71ebf1207e912f034f4299ad.exe

C:\Users\Admin\AppData\Local\Temp\d94078ed71ebf1207e912f034f4299ad.exe
"C:\Users\Admin\AppData\Local\Temp\d94078ed71ebf1207e912f034f4299ad.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5036
- C:\Users\Admin\AppData\Local\Temp\d94078ed71ebf1207e912f034f4299ad.exe
  "C:\Users\Admin\AppData\Local\Temp\d94078ed71ebf1207e912f034f4299ad.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3524

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/3524-139-0x0000000000400000-0x000000000043A000-memory.dmp

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memory/3524-140-0x00000000068A0000-0x00000000068F0000-memory.dmp

Download

memory/5036-132-0x0000000000C80000-0x0000000000D92000-memory.dmp

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memory/5036-133-0x0000000005B40000-0x00000000060E4000-memory.dmp

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memory/5036-134-0x0000000005630000-0x00000000056C2000-memory.dmp

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memory/5036-135-0x00000000058F0000-0x00000000058FA000-memory.dmp

Download

memory/5036-136-0x000000000B8A0000-0x000000000B93C000-memory.dmp

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memory/5036-137-0x000000000B9B0000-0x000000000BA16000-memory.dmp

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