agenttesla | c74273c928e74f91e1869446598e85ab41d163efa6dac55e45c50e74140f6ccc

General

Target

a73e19f0e16fe269c738fb72db885632.exe
Size

823KB
MD5

a73e19f0e16fe269c738fb72db885632
SHA1

86505bb59e19e4d458f14b84ea2cd4412270399d
SHA256

c74273c928e74f91e1869446598e85ab41d163efa6dac55e45c50e74140f6ccc
SHA512

7047fef24ed425121dcbe530f55ded680c686565ea5646c072313a6a1996c53256f09e75bb3bad5a42e6ebbfcecbb6b5881e5500e32a11b8c2d7ed631107f06d
SSDEEP

24576:GSqn1JhQ8AA6vkIx4W8AHPb41CEjSd8n:Jqn1Px6vQA7USun

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.experthvac.ro
Port:
21
Username:
[email protected]
Password:
-8{jszMOY*Z8(~Za0#jyP%o7VoB.0)kk^)7_

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
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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2460 set thread context of 3044	2460	a73e19f0e16fe269c738fb72db885632.exe	30

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2460	a73e19f0e16fe269c738fb72db885632.exe
2460	a73e19f0e16fe269c738fb72db885632.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2460	a73e19f0e16fe269c738fb72db885632.exe
Token: SeDebugPrivilege	3044	RegAsm.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2460 wrote to memory of 3044	2460	a73e19f0e16fe269c738fb72db885632.exe	30
PID 2460 wrote to memory of 3044	2460	a73e19f0e16fe269c738fb72db885632.exe	30
PID 2460 wrote to memory of 3044	2460	a73e19f0e16fe269c738fb72db885632.exe	30
PID 2460 wrote to memory of 3044	2460	a73e19f0e16fe269c738fb72db885632.exe	30
PID 2460 wrote to memory of 3044	2460	a73e19f0e16fe269c738fb72db885632.exe	30
PID 2460 wrote to memory of 3044	2460	a73e19f0e16fe269c738fb72db885632.exe	30
PID 2460 wrote to memory of 3044	2460	a73e19f0e16fe269c738fb72db885632.exe	30
PID 2460 wrote to memory of 3044	2460	a73e19f0e16fe269c738fb72db885632.exe	30
PID 2460 wrote to memory of 3044	2460	a73e19f0e16fe269c738fb72db885632.exe	30
PID 2460 wrote to memory of 3044	2460	a73e19f0e16fe269c738fb72db885632.exe	30
PID 2460 wrote to memory of 3044	2460	a73e19f0e16fe269c738fb72db885632.exe	30
PID 2460 wrote to memory of 3044	2460	a73e19f0e16fe269c738fb72db885632.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\a73e19f0e16fe269c738fb72db885632.exe
"C:\Users\Admin\AppData\Local\Temp\a73e19f0e16fe269c738fb72db885632.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2460
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2460-8-0x00000000004C0000-0x00000000004C6000-memory.dmp

Filesize
24KB

Download
memory/2460-17-0x0000000004B80000-0x0000000004BC0000-memory.dmp

Filesize
256KB

Download
memory/2460-1-0x0000000074930000-0x000000007501E000-memory.dmp

Filesize
6.9MB

Download
memory/2460-3-0x0000000000710000-0x0000000000754000-memory.dmp

Filesize
272KB

Download
memory/2460-4-0x0000000074930000-0x000000007501E000-memory.dmp

Filesize
6.9MB

Download
memory/2460-5-0x0000000004B80000-0x0000000004BC0000-memory.dmp

Filesize
256KB

Download
memory/2460-6-0x0000000004B80000-0x0000000004BC0000-memory.dmp

Filesize
256KB

Download
memory/2460-7-0x00000000004A0000-0x00000000004BA000-memory.dmp

Filesize
104KB

Download
memory/2460-2-0x0000000004B80000-0x0000000004BC0000-memory.dmp

Filesize
256KB

Download
memory/2460-0-0x0000000000840000-0x0000000000914000-memory.dmp

Filesize
848KB

Download
memory/2460-20-0x0000000074930000-0x000000007501E000-memory.dmp

Filesize
6.9MB

Download
memory/3044-23-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3044-14-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3044-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3044-11-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3044-18-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3044-13-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3044-21-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3044-9-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download

Analysis

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