agenttesla | 3a2e31f2844df5cb91eedbf24c0b93de4b0aa08525f733132c2bce0d7ab81acc

Resubmissions

21/12/2024, 22:57

241221-2xpr2atjar 10

21/12/2024, 20:29

241221-y9xfvsyngy 10

Analysis

max time kernel
82s
max time network
84s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/12/2024, 20:29

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General

Target

025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe
Size

839KB
MD5

afa883652b9ab9f8a9b711ee9293cd0b
SHA1

4da0634c3923e7e917917a9934860f61180ed4a8
SHA256

025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12
SHA512

bf166b019961e6d00d5a8197dd3e3ecb6fe9384349c36b56559c271f02d0c228c8368dd52bceb53a01717d91da637a215645c0d73ebd1d1c2ae504b9055792a0
SSDEEP

12288:X8/JndTo6no3kem8yYOiYI6JFsbCKRU6EfiY5J/17WtYA0Nvj:X8NdGUpdR26PyXU6Siq9paQp

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.valvulasthermovalve.cl
Port:
21
Username:
[email protected]
Password:
LILKOOLL14!!

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.valvulasthermovalve.cl/
Port:
21
Username:
[email protected]
Password:
LILKOOLL14!!

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
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2600 set thread context of 2564	2600	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe	30

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	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2564	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe
2564	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2564	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 2564	2600	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe	30
PID 2600 wrote to memory of 2564	2600	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe	30
PID 2600 wrote to memory of 2564	2600	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe	30
PID 2600 wrote to memory of 2564	2600	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe	30
PID 2600 wrote to memory of 2564	2600	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe	30
PID 2600 wrote to memory of 2564	2600	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe	30
PID 2600 wrote to memory of 2564	2600	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe	30
PID 2600 wrote to memory of 2564	2600	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe	30
PID 2600 wrote to memory of 2564	2600	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe

C:\Users\Admin\AppData\Local\Temp\025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe
"C:\Users\Admin\AppData\Local\Temp\025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Users\Admin\AppData\Local\Temp\025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe
  "C:\Users\Admin\AppData\Local\Temp\025a7cc996fdece05721b7ac336a6e2e614f7a76b59f0a3aff2278e374ac7b12.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2564

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2564-11-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2564-10-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2564-24-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2564-23-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2564-21-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2564-9-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2564-17-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2564-12-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2564-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2564-15-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2564-19-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2564-20-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2600-1-0x0000000000960000-0x0000000000A38000-memory.dmp

Filesize
864KB

Download
memory/2600-8-0x0000000004F30000-0x0000000004F6A000-memory.dmp

Filesize
232KB

Download
memory/2600-7-0x0000000007C90000-0x0000000007D04000-memory.dmp

Filesize
464KB

Download
memory/2600-0-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

Filesize
4KB

Download
memory/2600-6-0x0000000000BD0000-0x0000000000BDC000-memory.dmp

Filesize
48KB

Download
memory/2600-5-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2600-4-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

Filesize
4KB

Download
memory/2600-22-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2600-3-0x0000000000820000-0x0000000000836000-memory.dmp

Filesize
88KB

Download
memory/2600-2-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download