agenttesla | 7b83a4f34e05fe7b8284f7955f69c6048061296558268d5f872019d3f713d33d

Analysis

max time kernel
136s
max time network
171s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
18/04/2024, 01:30

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General

Target

8a3b1c3b243c320115b7c69a84abdfac2556e4bcab2f5780ddfad508c6618d4a.exe
Size

341KB
MD5

80efa79eccfa246506bd8ee651b8d257
SHA1

d5a40009a48be4e0457a47467932e08c240023bc
SHA256

8a3b1c3b243c320115b7c69a84abdfac2556e4bcab2f5780ddfad508c6618d4a
SHA512

ec52a42d45342b973d9e6fe6bca637fb67ca45a9768228a386936f3ae3bebff102f28b353bc20f6f280de66d12c58ab6502f6476e31412626e4d7ee8778e4d82
SSDEEP

6144:tv53vHkEKiNW2bAn8RuWVkmJssgKeyNodsTfjCzxLetbHTy:l53/mOxGUsruaetj

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot7147210487:AAHKvVx3DCVxuSkFtordZnoJ0amnmAhHqJ8/

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2588 set thread context of 4460	2588	8a3b1c3b243c320115b7c69a84abdfac2556e4bcab2f5780ddfad508c6618d4a.exe	91

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4460	RegAsm.exe
4460	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4460	RegAsm.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4460	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2588 wrote to memory of 4460	2588	8a3b1c3b243c320115b7c69a84abdfac2556e4bcab2f5780ddfad508c6618d4a.exe	91
PID 2588 wrote to memory of 4460	2588	8a3b1c3b243c320115b7c69a84abdfac2556e4bcab2f5780ddfad508c6618d4a.exe	91
PID 2588 wrote to memory of 4460	2588	8a3b1c3b243c320115b7c69a84abdfac2556e4bcab2f5780ddfad508c6618d4a.exe	91
PID 2588 wrote to memory of 4460	2588	8a3b1c3b243c320115b7c69a84abdfac2556e4bcab2f5780ddfad508c6618d4a.exe	91
PID 2588 wrote to memory of 4460	2588	8a3b1c3b243c320115b7c69a84abdfac2556e4bcab2f5780ddfad508c6618d4a.exe	91
PID 2588 wrote to memory of 4460	2588	8a3b1c3b243c320115b7c69a84abdfac2556e4bcab2f5780ddfad508c6618d4a.exe	91
PID 2588 wrote to memory of 4460	2588	8a3b1c3b243c320115b7c69a84abdfac2556e4bcab2f5780ddfad508c6618d4a.exe	91
PID 2588 wrote to memory of 4460	2588	8a3b1c3b243c320115b7c69a84abdfac2556e4bcab2f5780ddfad508c6618d4a.exe	91

C:\Users\Admin\AppData\Local\Temp\8a3b1c3b243c320115b7c69a84abdfac2556e4bcab2f5780ddfad508c6618d4a.exe
"C:\Users\Admin\AppData\Local\Temp\8a3b1c3b243c320115b7c69a84abdfac2556e4bcab2f5780ddfad508c6618d4a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2588
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4460

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/2588-13-0x0000000074EB0000-0x0000000075660000-memory.dmp

Filesize
7.7MB

Download
memory/2588-0-0x0000000074EB0000-0x0000000075660000-memory.dmp

Filesize
7.7MB

Download
memory/2588-2-0x00000000056C0000-0x0000000005C64000-memory.dmp

Filesize
5.6MB

Download
memory/2588-3-0x00000000051B0000-0x0000000005242000-memory.dmp

Filesize
584KB

Download
memory/2588-4-0x00000000053A0000-0x00000000053B0000-memory.dmp

Filesize
64KB

Download
memory/2588-5-0x0000000005340000-0x000000000534A000-memory.dmp

Filesize
40KB

Download
memory/2588-6-0x0000000005350000-0x00000000053A6000-memory.dmp

Filesize
344KB

Download
memory/2588-7-0x00000000051A0000-0x00000000051AA000-memory.dmp

Filesize
40KB

Download
memory/2588-1-0x0000000000770000-0x00000000007CC000-memory.dmp

Filesize
368KB

Download
memory/4460-9-0x0000000074EB0000-0x0000000075660000-memory.dmp

Filesize
7.7MB

Download
memory/4460-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4460-11-0x0000000004F20000-0x0000000004F30000-memory.dmp

Filesize
64KB

Download
memory/4460-10-0x0000000004F30000-0x0000000004F96000-memory.dmp

Filesize
408KB

Download
memory/4460-14-0x0000000074EB0000-0x0000000075660000-memory.dmp

Filesize
7.7MB

Download
memory/4460-15-0x0000000004F20000-0x0000000004F30000-memory.dmp

Filesize
64KB

Download
memory/4460-16-0x0000000005F60000-0x0000000005FB0000-memory.dmp

Filesize
320KB

Download
memory/4460-17-0x0000000006050000-0x00000000060EC000-memory.dmp

Filesize
624KB

Download