agenttesla | b7293418959fa99fcf1b1df02801b3b31de96d969ce38c915ddbcd8f63ce0d1f

General

Target

PI.exe
Size

607KB
MD5

9c3b2089c30695a8a0c0eefad75974e8
SHA1

8090d34f62d1070a44edbe650841faf7ea8de7b9
SHA256

373c5a50e01d675cb64eae0351dd81abfcbcf65c0a23cc48019f202dadc78b23
SHA512

166847ecd00d9e43e7d17a2bf8c2650a6e008c979faf6a82ec607b0ef9380e29cbb995f690128272336421e598aa0ccad70b7da12cf945d7fc5b5cc1cb9bf07f
SSDEEP

12288:k0hv/Uo6PqcH94BhUXqv/E4niaRHUfXJGf7ZB5E5g0:BHUoSqY4BujojRiGVB5EK

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.polastarline.com
Port:
587
Username:
[email protected]
Password:
donblack12345

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/3328-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

PI.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation PI.exe
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 2 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

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation	PI.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

PI.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PI.exe
Key opened	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PI.exe
Key opened	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PI.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PI.exe

description pid process target process

PID 4280 set thread context of 3328 4280 PI.exe PI.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

1216 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

PI.exePI.exe

pid process

4280 PI.exe
4280 PI.exe
3328 PI.exe
3328 PI.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PI.exePI.exe

description pid process

Token: SeDebugPrivilege 4280 PI.exe
Token: SeDebugPrivilege 3328 PI.exe

description	pid	process	target process
PID 4280 set thread context of 3328	4280	PI.exe	PI.exe

pid	process
1216	schtasks.exe

pid	process
4280	PI.exe
4280	PI.exe
3328	PI.exe
3328	PI.exe

description	pid	process
Token: SeDebugPrivilege	4280	PI.exe
Token: SeDebugPrivilege	3328	PI.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

PI.exe

description	pid	process	target process
PID 4280 wrote to memory of 1216	4280	PI.exe	schtasks.exe
PID 4280 wrote to memory of 1216	4280	PI.exe	schtasks.exe
PID 4280 wrote to memory of 1216	4280	PI.exe	schtasks.exe
PID 4280 wrote to memory of 3328	4280	PI.exe	PI.exe
PID 4280 wrote to memory of 3328	4280	PI.exe	PI.exe
PID 4280 wrote to memory of 3328	4280	PI.exe	PI.exe
PID 4280 wrote to memory of 3328	4280	PI.exe	PI.exe
PID 4280 wrote to memory of 3328	4280	PI.exe	PI.exe
PID 4280 wrote to memory of 3328	4280	PI.exe	PI.exe
PID 4280 wrote to memory of 3328	4280	PI.exe	PI.exe
PID 4280 wrote to memory of 3328	4280	PI.exe	PI.exe

outlook_office_path 1 IoCs

Processes:

PI.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PI.exe

outlook_win_path 1 IoCs

Processes:

PI.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PI.exe

C:\Users\Admin\AppData\Local\Temp\PI.exe
"C:\Users\Admin\AppData\Local\Temp\PI.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4280

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nvtONyJYhBBlAS" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB16E.tmp"
2⤵
- Creates scheduled task(s)
PID:1216

C:\Users\Admin\AppData\Local\Temp\PI.exe
"C:\Users\Admin\AppData\Local\Temp\PI.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3328

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

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

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3328-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3328-28-0x0000000005AC0000-0x0000000005AD0000-memory.dmp

Filesize
64KB

Download
memory/3328-27-0x0000000005AC0000-0x0000000005AD0000-memory.dmp

Filesize
64KB

Download
memory/3328-26-0x0000000006D40000-0x0000000006D90000-memory.dmp

Filesize
320KB

Download
memory/3328-25-0x0000000005AC0000-0x0000000005AD0000-memory.dmp

Filesize
64KB

Download
memory/3328-24-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/3328-23-0x0000000006790000-0x00000000067F6000-memory.dmp

Filesize
408KB

Download
memory/3328-22-0x0000000005DB0000-0x0000000005DC8000-memory.dmp

Filesize
96KB

Download
memory/3328-21-0x0000000005AC0000-0x0000000005AD0000-memory.dmp

Filesize
64KB

Download
memory/3328-19-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/4280-5-0x0000000005A40000-0x0000000005A4A000-memory.dmp

Filesize
40KB

Download
memory/4280-10-0x0000000007320000-0x0000000007380000-memory.dmp

Filesize
384KB

Download
memory/4280-9-0x0000000007220000-0x00000000072BC000-memory.dmp

Filesize
624KB

Download
memory/4280-20-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/4280-8-0x0000000005840000-0x0000000005850000-memory.dmp

Filesize
64KB

Download
memory/4280-7-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/4280-6-0x0000000007200000-0x0000000007218000-memory.dmp

Filesize
96KB

Download
memory/4280-0-0x0000000000DF0000-0x0000000000E8E000-memory.dmp

Filesize
632KB

Download
memory/4280-4-0x0000000005840000-0x0000000005850000-memory.dmp

Filesize
64KB

Download
memory/4280-3-0x0000000005880000-0x0000000005912000-memory.dmp

Filesize
584KB

Download
memory/4280-2-0x0000000005EE0000-0x0000000006484000-memory.dmp

Filesize
5.6MB

Download
memory/4280-1-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads