agenttesla | a4379f53c4b2a0995cd11c245f03ce84208e9362af94bad159a8279cf0168705

General

Target

DOC MSK 001.exe
Size

699KB
MD5

00486dd730b7d2ca4ea9461570d49613
SHA1

2916b77cca74c98993428b5d45b4ed098bc665c5
SHA256

c9063fa583abaaedb50e31211b67ba87ae17f57176e15db0bef6a0b1a9678243
SHA512

2824c7f72e9e1d5651e5072f29d41af26665a68fb51e8730ac6d89c80748be4a116170f37ac0fa2090fa95002d8f5987dbcbf4c2c1f45a994c99d265c95ce4f7

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
myhp6000

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
myhp6000

Signatures

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

AgentTesla Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4284-131-0x0000000000A30000-0x0000000000A82000-memory.dmp	family_agenttesla
behavioral2/memory/4284-132-0x0000000000A30000-0x0000000000A82000-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:

DOC MSK 001.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	DOC MSK 001.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DOC MSK 001.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DOC MSK 001.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

DOC MSK 001.exe

description pid process target process

PID 3396 set thread context of 4284 3396 DOC MSK 001.exe DOC MSK 001.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

DOC MSK 001.exeDOC MSK 001.exe

pid process

3396 DOC MSK 001.exe
3396 DOC MSK 001.exe
4284 DOC MSK 001.exe
4284 DOC MSK 001.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

DOC MSK 001.exe

pid process

3396 DOC MSK 001.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

DOC MSK 001.exe

description pid process

Token: SeDebugPrivilege 4284 DOC MSK 001.exe

description	pid	process	target process
PID 3396 set thread context of 4284	3396	DOC MSK 001.exe	DOC MSK 001.exe

pid	process
3396	DOC MSK 001.exe
3396	DOC MSK 001.exe
4284	DOC MSK 001.exe
4284	DOC MSK 001.exe

pid	process
3396	DOC MSK 001.exe

description	pid	process
Token: SeDebugPrivilege	4284	DOC MSK 001.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

DOC MSK 001.exeDOC MSK 001.exe

description	pid	process	target process
PID 3396 wrote to memory of 4284	3396	DOC MSK 001.exe	DOC MSK 001.exe
PID 3396 wrote to memory of 4284	3396	DOC MSK 001.exe	DOC MSK 001.exe
PID 3396 wrote to memory of 4284	3396	DOC MSK 001.exe	DOC MSK 001.exe
PID 4284 wrote to memory of 680	4284	DOC MSK 001.exe	netsh.exe
PID 4284 wrote to memory of 680	4284	DOC MSK 001.exe	netsh.exe
PID 4284 wrote to memory of 680	4284	DOC MSK 001.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

DOC MSK 001.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	DOC MSK 001.exe

outlook_win_path 1 IoCs

Processes:

DOC MSK 001.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	DOC MSK 001.exe

C:\Users\Admin\AppData\Local\Temp\DOC MSK 001.exe
"C:\Users\Admin\AppData\Local\Temp\DOC MSK 001.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3396

C:\Users\Admin\AppData\Local\Temp\DOC MSK 001.exe
"C:\Users\Admin\AppData\Local\Temp\DOC MSK 001.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:4284

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:680

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

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Downloads

memory/680-139-0x0000000000000000-mapping.dmp

Download
memory/3396-133-0x0000000002150000-0x000000000215A000-memory.dmp

Filesize
40KB

Download
memory/4284-130-0x0000000000000000-mapping.dmp

Download
memory/4284-131-0x0000000000A30000-0x0000000000A82000-memory.dmp

Filesize
328KB

Download
memory/4284-132-0x0000000000A30000-0x0000000000A82000-memory.dmp

Filesize
328KB

Download
memory/4284-134-0x0000000004EA0000-0x0000000005444000-memory.dmp

Filesize
5.6MB

Download
memory/4284-135-0x0000000004B50000-0x0000000004BE2000-memory.dmp

Filesize
584KB

Download
memory/4284-136-0x0000000004DA0000-0x0000000004E3C000-memory.dmp

Filesize
624KB

Download
memory/4284-137-0x0000000005A40000-0x0000000005AA6000-memory.dmp

Filesize
408KB

Download
memory/4284-138-0x0000000005F70000-0x0000000005FC0000-memory.dmp

Filesize
320KB

Download
memory/4284-140-0x0000000000590000-0x000000000059A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads