agenttesla | f90acd14d8fe024146b470c42a1cf95abc938e8a2be60e0e1ed124787a9363b7

General

Target

nAzwCl5JbgDN9JQ.exe
Size

492KB
MD5

ba4ca82ee4375ca5af7fa9ade01d445e
SHA1

e370ac738a52a58cad0c58a392d817e7eed3c650
SHA256

725812db416e89c4bafe2924855ab5a3f7769a22c69bc02038bbe58e95c6ea7e
SHA512

be84bf6d45d57d5759d6a9fb59665443a253ce2f58a72b5dfc204ad90dbd2f7bbcc1918e5083c223dcfee4e3525a7fe759c1b044a8284eaf385b0439d86be8a0

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
stark123@@@

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1328-59-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1328-61-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1328-60-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1328-66-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1328-64-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1328-62-0x000000000044CD6E-mapping.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:

nAzwCl5JbgDN9JQ.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	nAzwCl5JbgDN9JQ.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	nAzwCl5JbgDN9JQ.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	nAzwCl5JbgDN9JQ.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

nAzwCl5JbgDN9JQ.exe

description pid process target process

PID 1928 set thread context of 1328 1928 nAzwCl5JbgDN9JQ.exe nAzwCl5JbgDN9JQ.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

nAzwCl5JbgDN9JQ.exenAzwCl5JbgDN9JQ.exe

pid process

1928 nAzwCl5JbgDN9JQ.exe
1328 nAzwCl5JbgDN9JQ.exe
1328 nAzwCl5JbgDN9JQ.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

nAzwCl5JbgDN9JQ.exenAzwCl5JbgDN9JQ.exe

description pid process

Token: SeDebugPrivilege 1928 nAzwCl5JbgDN9JQ.exe
Token: SeDebugPrivilege 1328 nAzwCl5JbgDN9JQ.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

nAzwCl5JbgDN9JQ.exe

pid process

1328 nAzwCl5JbgDN9JQ.exe

description	pid	process	target process
PID 1928 set thread context of 1328	1928	nAzwCl5JbgDN9JQ.exe	nAzwCl5JbgDN9JQ.exe

pid	process
1928	nAzwCl5JbgDN9JQ.exe
1328	nAzwCl5JbgDN9JQ.exe
1328	nAzwCl5JbgDN9JQ.exe

description	pid	process
Token: SeDebugPrivilege	1928	nAzwCl5JbgDN9JQ.exe
Token: SeDebugPrivilege	1328	nAzwCl5JbgDN9JQ.exe

pid	process
1328	nAzwCl5JbgDN9JQ.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

nAzwCl5JbgDN9JQ.exenAzwCl5JbgDN9JQ.exe

description	pid	process	target process
PID 1928 wrote to memory of 1304	1928	nAzwCl5JbgDN9JQ.exe	nAzwCl5JbgDN9JQ.exe
PID 1928 wrote to memory of 1304	1928	nAzwCl5JbgDN9JQ.exe	nAzwCl5JbgDN9JQ.exe
PID 1928 wrote to memory of 1304	1928	nAzwCl5JbgDN9JQ.exe	nAzwCl5JbgDN9JQ.exe
PID 1928 wrote to memory of 1304	1928	nAzwCl5JbgDN9JQ.exe	nAzwCl5JbgDN9JQ.exe
PID 1928 wrote to memory of 1328	1928	nAzwCl5JbgDN9JQ.exe	nAzwCl5JbgDN9JQ.exe
PID 1928 wrote to memory of 1328	1928	nAzwCl5JbgDN9JQ.exe	nAzwCl5JbgDN9JQ.exe
PID 1928 wrote to memory of 1328	1928	nAzwCl5JbgDN9JQ.exe	nAzwCl5JbgDN9JQ.exe
PID 1928 wrote to memory of 1328	1928	nAzwCl5JbgDN9JQ.exe	nAzwCl5JbgDN9JQ.exe
PID 1928 wrote to memory of 1328	1928	nAzwCl5JbgDN9JQ.exe	nAzwCl5JbgDN9JQ.exe
PID 1928 wrote to memory of 1328	1928	nAzwCl5JbgDN9JQ.exe	nAzwCl5JbgDN9JQ.exe
PID 1928 wrote to memory of 1328	1928	nAzwCl5JbgDN9JQ.exe	nAzwCl5JbgDN9JQ.exe
PID 1928 wrote to memory of 1328	1928	nAzwCl5JbgDN9JQ.exe	nAzwCl5JbgDN9JQ.exe
PID 1928 wrote to memory of 1328	1928	nAzwCl5JbgDN9JQ.exe	nAzwCl5JbgDN9JQ.exe
PID 1328 wrote to memory of 876	1328	nAzwCl5JbgDN9JQ.exe	netsh.exe
PID 1328 wrote to memory of 876	1328	nAzwCl5JbgDN9JQ.exe	netsh.exe
PID 1328 wrote to memory of 876	1328	nAzwCl5JbgDN9JQ.exe	netsh.exe
PID 1328 wrote to memory of 876	1328	nAzwCl5JbgDN9JQ.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

nAzwCl5JbgDN9JQ.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	nAzwCl5JbgDN9JQ.exe

outlook_win_path 1 IoCs

Processes:

nAzwCl5JbgDN9JQ.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	nAzwCl5JbgDN9JQ.exe

C:\Users\Admin\AppData\Local\Temp\nAzwCl5JbgDN9JQ.exe
"C:\Users\Admin\AppData\Local\Temp\nAzwCl5JbgDN9JQ.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1928

C:\Users\Admin\AppData\Local\Temp\nAzwCl5JbgDN9JQ.exe
"{path}"
2⤵
PID:1304

C:\Users\Admin\AppData\Local\Temp\nAzwCl5JbgDN9JQ.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1328

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:876

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

memory/876-69-0x0000000000000000-mapping.dmp

Download
memory/1328-56-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1328-57-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1328-59-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1328-61-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1328-60-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1328-66-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1328-64-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1328-62-0x000000000044CD6E-mapping.dmp

Download
memory/1328-68-0x0000000073FD0000-0x000000007457B000-memory.dmp

Filesize
5.7MB

Download
memory/1928-54-0x0000000075711000-0x0000000075713000-memory.dmp

Filesize
8KB

Download
memory/1928-55-0x0000000073FD0000-0x000000007457B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads