agenttesla | 4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497

General

Target

4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe
Size

548KB
MD5

39e6e0f908311fab6bad80b374be266f
SHA1

333d1a9821fb3fff91448b5a9e2cdee04fc722b4
SHA256

4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497
SHA512

cbc7811367679724ed09dbc82729cb16257a9ed1a47dfb9dd65c5b13ff27bbe2b1f21f2f40bfb8e03e83e677b371ad35d0fc91c4b6f92f7cd957932f3c5019e6
SSDEEP

12288:33JDduBcdk7Bk5gznbyeBDiWGHPZPvvzlOP7r9r/+ppppppppppppppppppppppJ:HJzABWgqeti1x3RO1q

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.voivocars.com
Port:
587
Username:
[email protected]
Password:
qwerty123
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware 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 2 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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\uaAWu = "C:\\Users\\Admin\\AppData\\Roaming\\uaAWu\\uaAWu.exe"	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.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.

Processes:

flow ioc

5 api.ipify.org
4 api.ipify.org

flow	ioc
5	api.ipify.org
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe

description	pid	process	target process
PID 2784 set thread context of 2712	2784	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

Powershell.exe4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe

pid	process
3068	Powershell.exe
2712	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe
2712	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Powershell.exe4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe

description	pid	process
Token: SeDebugPrivilege	3068	Powershell.exe
Token: SeDebugPrivilege	2712	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe

description	pid	process	target process
PID 2784 wrote to memory of 3068	2784	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe	Powershell.exe
PID 2784 wrote to memory of 3068	2784	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe	Powershell.exe
PID 2784 wrote to memory of 3068	2784	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe	Powershell.exe
PID 2784 wrote to memory of 3068	2784	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe	Powershell.exe
PID 2784 wrote to memory of 2712	2784	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe
PID 2784 wrote to memory of 2712	2784	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe
PID 2784 wrote to memory of 2712	2784	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe
PID 2784 wrote to memory of 2712	2784	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe
PID 2784 wrote to memory of 2712	2784	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe
PID 2784 wrote to memory of 2712	2784	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe
PID 2784 wrote to memory of 2712	2784	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe
PID 2784 wrote to memory of 2712	2784	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe
PID 2784 wrote to memory of 2712	2784	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe	4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe

C:\Users\Admin\AppData\Local\Temp\4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe
"C:\Users\Admin\AppData\Local\Temp\4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2784

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
"Powershell.exe" 'C:\Users\Admin\AppData\Local\Temp\4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PO.exe'
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3068

C:\Users\Admin\AppData\Local\Temp\4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe
"C:\Users\Admin\AppData\Local\Temp\4776383f4cd8e297f81bcb0058366ca4e32b44d79e64d5fd7f4622a1afcdf497.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2712

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2712-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2712-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2712-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2712-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2712-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2712-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2712-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2712-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2784-10-0x0000000000360000-0x000000000036A000-memory.dmp

Filesize
40KB

Download
memory/2784-0-0x0000000000EA0000-0x0000000000F2E000-memory.dmp

Filesize
568KB

Download
memory/2784-3-0x0000000000C50000-0x0000000000CA6000-memory.dmp

Filesize
344KB

Download
memory/2784-2-0x0000000000E30000-0x0000000000E70000-memory.dmp

Filesize
256KB

Download
memory/2784-1-0x00000000749E0000-0x00000000750CE000-memory.dmp

Filesize
6.9MB

Download
memory/2784-25-0x00000000749E0000-0x00000000750CE000-memory.dmp

Filesize
6.9MB

Download
memory/3068-9-0x000000006FA90000-0x000000007003B000-memory.dmp

Filesize
5.7MB

Download
memory/3068-7-0x0000000002BC0000-0x0000000002C00000-memory.dmp

Filesize
256KB

Download
memory/3068-8-0x000000006FA90000-0x000000007003B000-memory.dmp

Filesize
5.7MB

Download
memory/3068-6-0x000000006FA90000-0x000000007003B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads