agenttesla | ee66a185008549b9ca0c687a78aa6a69e4770dd12cab9dc63d5346c1f570904b

Resubmissions

12/03/2025, 21:32

250312-1dmynatxey 10

11/03/2025, 16:10

250311-tmgdxaxnx4 10

06/03/2025, 02:30

250306-cze8yav1az 10

Analysis

max time kernel
146s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
06/03/2025, 02:30

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General

Target

56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe
Size

296KB
MD5

31a70c300f7286f3621ae7836616190c
SHA1

094b64bbd18840512fc9e044d79bb32cf4dc9ca3
SHA256

56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e
SHA512

37c420cb69669ed5aad32131fc78a8e6f3cdd90d156151fe6c928c407fb13654d37b99cdfd0a78ab9c396e917168ac8f8d977a1c054cd9903a442e3aa5614be3
SSDEEP

6144:RJe+FBq9MaeSDWKKZM0sExVyGuczaN1vTLpe+5H:RQkRaeSMM0sEvlu+Mv/0+p

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.boydsteamships.com
Port:
587
Username:
[email protected]
Password:
co*tNjEBt4

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral14/memory/748-8-0x0000000000480000-0x00000000004BC000-memory.dmp	family_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 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-1-5-21-2278412438-3475196406-3686434223-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe
Key opened	\REGISTRY\USER\S-1-5-21-2278412438-3475196406-3686434223-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe
Key opened	\REGISTRY\USER\S-1-5-21-2278412438-3475196406-3686434223-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4836 set thread context of 748	4836	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe	92

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	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
748	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe
748	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4836	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe
Token: SeDebugPrivilege	748	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4836 wrote to memory of 748	4836	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe	92
PID 4836 wrote to memory of 748	4836	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe	92
PID 4836 wrote to memory of 748	4836	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe	92
PID 4836 wrote to memory of 748	4836	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe	92
PID 4836 wrote to memory of 748	4836	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe	92
PID 4836 wrote to memory of 748	4836	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe	92
PID 4836 wrote to memory of 748	4836	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe	92
PID 4836 wrote to memory of 748	4836	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe	92

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2278412438-3475196406-3686434223-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2278412438-3475196406-3686434223-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe

C:\Users\Admin\AppData\Local\Temp\56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe
"C:\Users\Admin\AppData\Local\Temp\56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4836
- C:\Users\Admin\AppData\Local\Temp\56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.exe
  "C:\Users\Admin\AppData\Local\Temp\56b7b7798a01e1bad522a375b7b096efeba0e118885b353b525b44471cdec90e.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:748

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

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

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Downloads

memory/748-9-0x0000000074510000-0x0000000074CC0000-memory.dmp

Filesize
7.7MB

Download
memory/748-17-0x0000000005B20000-0x0000000005B70000-memory.dmp

Filesize
320KB

Download
memory/748-16-0x0000000074510000-0x0000000074CC0000-memory.dmp

Filesize
7.7MB

Download
memory/748-15-0x0000000074510000-0x0000000074CC0000-memory.dmp

Filesize
7.7MB

Download
memory/748-14-0x0000000004C50000-0x0000000004C68000-memory.dmp

Filesize
96KB

Download
memory/748-12-0x0000000004D90000-0x0000000004E2C000-memory.dmp

Filesize
624KB

Download
memory/748-11-0x0000000074510000-0x0000000074CC0000-memory.dmp

Filesize
7.7MB

Download
memory/748-8-0x0000000000480000-0x00000000004BC000-memory.dmp

Filesize
240KB

Download
memory/4836-4-0x0000000005A20000-0x0000000005A86000-memory.dmp

Filesize
408KB

Download
memory/4836-10-0x000000007451E000-0x000000007451F000-memory.dmp

Filesize
4KB

Download
memory/4836-6-0x0000000005CC0000-0x0000000005CCA000-memory.dmp

Filesize
40KB

Download
memory/4836-5-0x0000000074510000-0x0000000074CC0000-memory.dmp

Filesize
7.7MB

Download
memory/4836-13-0x0000000074510000-0x0000000074CC0000-memory.dmp

Filesize
7.7MB

Download
memory/4836-0-0x000000007451E000-0x000000007451F000-memory.dmp

Filesize
4KB

Download
memory/4836-3-0x0000000005910000-0x00000000059A2000-memory.dmp

Filesize
584KB

Download
memory/4836-2-0x0000000005FD0000-0x0000000006574000-memory.dmp

Filesize
5.6MB

Download
memory/4836-1-0x00000000004E0000-0x0000000000530000-memory.dmp

Filesize
320KB

Download