agenttesla | 2733d7ec062a393525d941d39bd64754019d64a8bdeecb483bf2f5e666a0b731

General

Target

NUEVA_SO.EXE.exe
Size

820KB
MD5

9ede72a2321887dce496aa05768e7916
SHA1

663a9d5f90a2c79051415b34f66cb5cf2cb8fd82
SHA256

2733d7ec062a393525d941d39bd64754019d64a8bdeecb483bf2f5e666a0b731
SHA512

53d6510cbb0e44d5f35cbe703bf0ea6a0163359e5015e4beba823c8a9cd658cc112ad44f3fd8fd53bcf88d3e12ea514ca726dda20c643b5f07f6c6ad48f78c41
SSDEEP

12288:vQcQqYoPnedLMki5+1yypMWxhBoZUAsUEU1UyjeM2RXn1AbLM4y1Pc:oePvjSMWxhKZLZd16M21n1AoP

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.capalle-distrib.com
Port:
587
Username:
[email protected]
Password:
ZYrGQf$5
Email To:
[email protected]

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-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NUEVA_SO.EXE.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NUEVA_SO.EXE.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NUEVA_SO.EXE.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2548 set thread context of 3248	2548	NUEVA_SO.EXE.exe	99

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3248	NUEVA_SO.EXE.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 3248	2548	NUEVA_SO.EXE.exe	99
PID 2548 wrote to memory of 3248	2548	NUEVA_SO.EXE.exe	99
PID 2548 wrote to memory of 3248	2548	NUEVA_SO.EXE.exe	99
PID 2548 wrote to memory of 3248	2548	NUEVA_SO.EXE.exe	99
PID 2548 wrote to memory of 3248	2548	NUEVA_SO.EXE.exe	99
PID 2548 wrote to memory of 3248	2548	NUEVA_SO.EXE.exe	99
PID 2548 wrote to memory of 3248	2548	NUEVA_SO.EXE.exe	99
PID 2548 wrote to memory of 3248	2548	NUEVA_SO.EXE.exe	99

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NUEVA_SO.EXE.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NUEVA_SO.EXE.exe

C:\Users\Admin\AppData\Local\Temp\NUEVA_SO.EXE.exe
"C:\Users\Admin\AppData\Local\Temp\NUEVA_SO.EXE.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2548
- C:\Users\Admin\AppData\Local\Temp\NUEVA_SO.EXE.exe
  "C:\Users\Admin\AppData\Local\Temp\NUEVA_SO.EXE.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3248

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\NUEVA_SO.EXE.exe.log

Filesize
1KB

MD5
36049bae97bba745c793444373453cb0

SHA1
eb6e9a822944e8e207abba1a5e53f0183a1684f1

SHA256
839fa1f9725719938ffa24533587b168bae2768f23ac09dccb3ad4ab8ae6abcd

SHA512
a6584b7b435afeffb6becfbed82517087030eb23534fa50deecd02330bf36d633ba22e979e36b9c27e35885f9cc1cc9481dadc53cc265be61391e11a7c2c7cdb

Download Submit
memory/2548-134-0x0000000005150000-0x0000000005160000-memory.dmp

Filesize
64KB

Download
memory/2548-135-0x0000000005710000-0x0000000005CB4000-memory.dmp

Filesize
5.6MB

Download
memory/2548-136-0x0000000005050000-0x00000000050E2000-memory.dmp

Filesize
584KB

Download
memory/2548-137-0x0000000005150000-0x0000000005160000-memory.dmp

Filesize
64KB

Download
memory/2548-138-0x00000000067B0000-0x000000000684C000-memory.dmp

Filesize
624KB

Download
memory/2548-133-0x0000000000420000-0x00000000004F4000-memory.dmp

Filesize
848KB

Download
memory/3248-139-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3248-142-0x0000000004FE0000-0x0000000004FF0000-memory.dmp

Filesize
64KB

Download
memory/3248-143-0x0000000004FF0000-0x0000000005056000-memory.dmp

Filesize
408KB

Download
memory/3248-144-0x00000000060D0000-0x00000000060DA000-memory.dmp

Filesize
40KB

Download
memory/3248-145-0x0000000006290000-0x00000000062E0000-memory.dmp

Filesize
320KB

Download
memory/3248-146-0x00000000065D0000-0x0000000006792000-memory.dmp

Filesize
1.8MB

Download
memory/3248-147-0x0000000004FE0000-0x0000000004FF0000-memory.dmp

Filesize
64KB

Download

Analysis

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