agenttesla | d9e6cec88ebff6f971f3029bdba2ea6709a93cea73cb0e14f59d6f0f96727ee4

General

Target

Invoice.exe
Size

533KB
MD5

676213812fcd942f150519418bad81f0
SHA1

63c6513df8879238baef6869bd2c2c5324626337
SHA256

c8f62dda091a29ed35c26e212840d0c260c9f420f5a7940b2b1f088ad10a3c2d
SHA512

945e542fc9dca0dc00f342749fd4662fadf68b2284b8955211771f8a4d2bf897e12ee10fe9435b57bdd757aa954a239ed0f42d5e787f827113e69f825262b730

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.visgring.com
Port:
587
Username:
px@visgring.com
Password:
uqtQpAv1

Signatures

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

AgentTesla Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4016-136-0x0000000000400000-0x000000000044C000-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
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

Processes:

Invoice.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Invoice.exe

description pid process target process

PID 1904 set thread context of 4016 1904 Invoice.exe Invoice.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Invoice.exe

pid process

4016 Invoice.exe
4016 Invoice.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Invoice.exe

description pid process

Token: SeDebugPrivilege 4016 Invoice.exe

description	pid	process	target process
PID 1904 set thread context of 4016	1904	Invoice.exe	Invoice.exe

pid	process
4016	Invoice.exe
4016	Invoice.exe

description	pid	process
Token: SeDebugPrivilege	4016	Invoice.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Invoice.exe

description	pid	process	target process
PID 1904 wrote to memory of 4016	1904	Invoice.exe	Invoice.exe
PID 1904 wrote to memory of 4016	1904	Invoice.exe	Invoice.exe
PID 1904 wrote to memory of 4016	1904	Invoice.exe	Invoice.exe
PID 1904 wrote to memory of 4016	1904	Invoice.exe	Invoice.exe
PID 1904 wrote to memory of 4016	1904	Invoice.exe	Invoice.exe
PID 1904 wrote to memory of 4016	1904	Invoice.exe	Invoice.exe
PID 1904 wrote to memory of 4016	1904	Invoice.exe	Invoice.exe
PID 1904 wrote to memory of 4016	1904	Invoice.exe	Invoice.exe

outlook_office_path 1 IoCs

Processes:

Invoice.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice.exe

outlook_win_path 1 IoCs

Processes:

Invoice.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice.exe

C:\Users\Admin\AppData\Local\Temp\Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1904

C:\Users\Admin\AppData\Local\Temp\Invoice.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4016

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Invoice.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/1904-130-0x00000000007A0000-0x000000000082C000-memory.dmp

Filesize
560KB

Download
memory/1904-131-0x00000000056A0000-0x0000000005C44000-memory.dmp

Filesize
5.6MB

Download
memory/1904-132-0x00000000050F0000-0x0000000005182000-memory.dmp

Filesize
584KB

Download
memory/1904-133-0x0000000005090000-0x000000000509A000-memory.dmp

Filesize
40KB

Download
memory/1904-134-0x0000000007940000-0x00000000079DC000-memory.dmp

Filesize
624KB

Download
memory/4016-135-0x0000000000000000-mapping.dmp

Download
memory/4016-136-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4016-138-0x0000000005E90000-0x0000000005EF6000-memory.dmp

Filesize
408KB

Download
memory/4016-139-0x0000000006510000-0x0000000006560000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads