agenttesla | 15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff

General

Target

15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe
Size

785KB
MD5

6de25b0023340f0efb311a21b5000f5f
SHA1

a04945639f510b49a259e83346ad540ea7fc2694
SHA256

15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff
SHA512

bcb1c649791a0cc45872fc188edbb75d2967f06aa9d107e9e899b7ea2570266f7dcc54dd6d7ac7f05df822b253f262c5bd34facf3f0f3616f834ada33a14bf9b
SSDEEP

12288:rxE2iNOVD8HjiueB7ZioHvsO3mMV4SLKDnD4WKZ:FE1DOJP73mMuSLKX4WY

Score

10^/10

agenttesla collection discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
cp5ua.hyperhost.ua
Port:
587
Username:
[email protected]
Password:
7213575aceACE@#$
Email To:
[email protected]

Signatures

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

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	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2316 set thread context of 2656	2316	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe	31

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	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2656	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2656	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2656	2316	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe	31
PID 2316 wrote to memory of 2656	2316	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe	31
PID 2316 wrote to memory of 2656	2316	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe	31
PID 2316 wrote to memory of 2656	2316	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe	31
PID 2316 wrote to memory of 2656	2316	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe	31
PID 2316 wrote to memory of 2656	2316	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe	31
PID 2316 wrote to memory of 2656	2316	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe	31
PID 2316 wrote to memory of 2656	2316	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe	31
PID 2316 wrote to memory of 2656	2316	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe	31

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	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.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	15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe

C:\Users\Admin\AppData\Local\Temp\15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe
"C:\Users\Admin\AppData\Local\Temp\15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Users\Admin\AppData\Local\Temp\15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.exe
  "C:\Users\Admin\AppData\Local\Temp\15521c63c4acf711edeacb072031aaf7c8eec1b8dfdaf364ffd3e9f71fa66cff.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:2656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

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

Replay Monitor

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Downloads

memory/2316-22-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2316-1-0x0000000000120000-0x00000000001EA000-memory.dmp

Filesize
808KB

Download
memory/2316-2-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2316-3-0x000000007408E000-0x000000007408F000-memory.dmp

Filesize
4KB

Download
memory/2316-4-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2316-5-0x0000000000360000-0x0000000000374000-memory.dmp

Filesize
80KB

Download
memory/2316-6-0x0000000000380000-0x000000000038C000-memory.dmp

Filesize
48KB

Download
memory/2316-7-0x0000000004A20000-0x0000000004A98000-memory.dmp

Filesize
480KB

Download
memory/2316-8-0x0000000001DE0000-0x0000000001DE6000-memory.dmp

Filesize
24KB

Download
memory/2316-9-0x0000000001F00000-0x0000000001F32000-memory.dmp

Filesize
200KB

Download
memory/2316-0-0x000000007408E000-0x000000007408F000-memory.dmp

Filesize
4KB

Download
memory/2656-11-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2656-10-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2656-18-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2656-16-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2656-20-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2656-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2656-13-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2656-21-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2656-12-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2656-23-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2656-24-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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