agenttesla | 18772a250a515b1c7aff2f0c633cce9ae8034268abe759ddba85e9f0eb85140b

General

Target

aSaoUIk11KuTtCD.exe
Size

869KB
MD5

afec564aed0802011db8e1ccf8f73d93
SHA1

e72cc3f7a9ab5b3b9e609ee650d0a20dd4aa79a4
SHA256

3c0aa4d30fb527f615c2bcc4ea18a379bf5c921f73fbf54fd78d4d8969dcf2e3
SHA512

4df2ed2be260937fea5f7ddf9389fd6a9c8a884885432853a7caaccdb406f0e965790338845a128469165f94ea863f0980f961ea1d55f2709be80b3f686c0c0d
SSDEEP

24576:vAfzEvi1/g3JteXFP0C40YeUw50vH2RjsBC:GQi1YJgrD/UwnQM

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.chinarcnd.com
Port:
587
Username:
[email protected]
Password:
mNQrnR%3

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.chinarcnd.com
Port:
587
Username:
[email protected]
Password:
mNQrnR%3

Signatures

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

aSaoUIk11KuTtCD.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aSaoUIk11KuTtCD.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aSaoUIk11KuTtCD.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aSaoUIk11KuTtCD.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

aSaoUIk11KuTtCD.exe

description pid process target process

PID 4876 set thread context of 748 4876 aSaoUIk11KuTtCD.exe aSaoUIk11KuTtCD.exe

description	pid	process	target process
PID 4876 set thread context of 748	4876	aSaoUIk11KuTtCD.exe	aSaoUIk11KuTtCD.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

Processes:

aSaoUIk11KuTtCD.exeaSaoUIk11KuTtCD.exe

pid	process
4876	aSaoUIk11KuTtCD.exe
4876	aSaoUIk11KuTtCD.exe
4876	aSaoUIk11KuTtCD.exe
4876	aSaoUIk11KuTtCD.exe
4876	aSaoUIk11KuTtCD.exe
4876	aSaoUIk11KuTtCD.exe
4876	aSaoUIk11KuTtCD.exe
4876	aSaoUIk11KuTtCD.exe
4876	aSaoUIk11KuTtCD.exe
4876	aSaoUIk11KuTtCD.exe
4876	aSaoUIk11KuTtCD.exe
748	aSaoUIk11KuTtCD.exe
748	aSaoUIk11KuTtCD.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

aSaoUIk11KuTtCD.exeaSaoUIk11KuTtCD.exe

description pid process

Token: SeDebugPrivilege 4876 aSaoUIk11KuTtCD.exe
Token: SeDebugPrivilege 748 aSaoUIk11KuTtCD.exe

description	pid	process
Token: SeDebugPrivilege	4876	aSaoUIk11KuTtCD.exe
Token: SeDebugPrivilege	748	aSaoUIk11KuTtCD.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

aSaoUIk11KuTtCD.exe

description	pid	process	target process
PID 4876 wrote to memory of 3868	4876	aSaoUIk11KuTtCD.exe	aSaoUIk11KuTtCD.exe
PID 4876 wrote to memory of 3868	4876	aSaoUIk11KuTtCD.exe	aSaoUIk11KuTtCD.exe
PID 4876 wrote to memory of 3868	4876	aSaoUIk11KuTtCD.exe	aSaoUIk11KuTtCD.exe
PID 4876 wrote to memory of 748	4876	aSaoUIk11KuTtCD.exe	aSaoUIk11KuTtCD.exe
PID 4876 wrote to memory of 748	4876	aSaoUIk11KuTtCD.exe	aSaoUIk11KuTtCD.exe
PID 4876 wrote to memory of 748	4876	aSaoUIk11KuTtCD.exe	aSaoUIk11KuTtCD.exe
PID 4876 wrote to memory of 748	4876	aSaoUIk11KuTtCD.exe	aSaoUIk11KuTtCD.exe
PID 4876 wrote to memory of 748	4876	aSaoUIk11KuTtCD.exe	aSaoUIk11KuTtCD.exe
PID 4876 wrote to memory of 748	4876	aSaoUIk11KuTtCD.exe	aSaoUIk11KuTtCD.exe
PID 4876 wrote to memory of 748	4876	aSaoUIk11KuTtCD.exe	aSaoUIk11KuTtCD.exe
PID 4876 wrote to memory of 748	4876	aSaoUIk11KuTtCD.exe	aSaoUIk11KuTtCD.exe

outlook_office_path 1 IoCs

Processes:

aSaoUIk11KuTtCD.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aSaoUIk11KuTtCD.exe

outlook_win_path 1 IoCs

Processes:

aSaoUIk11KuTtCD.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aSaoUIk11KuTtCD.exe

C:\Users\Admin\AppData\Local\Temp\aSaoUIk11KuTtCD.exe
"C:\Users\Admin\AppData\Local\Temp\aSaoUIk11KuTtCD.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4876

C:\Users\Admin\AppData\Local\Temp\aSaoUIk11KuTtCD.exe
"C:\Users\Admin\AppData\Local\Temp\aSaoUIk11KuTtCD.exe"
2⤵
PID:3868

C:\Users\Admin\AppData\Local\Temp\aSaoUIk11KuTtCD.exe
"C:\Users\Admin\AppData\Local\Temp\aSaoUIk11KuTtCD.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:748

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/748-138-0x0000000000000000-mapping.dmp

Download
memory/748-139-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/748-140-0x0000000006550000-0x00000000065B6000-memory.dmp

Filesize
408KB

Download
memory/748-141-0x0000000006AA0000-0x0000000006AF0000-memory.dmp

Filesize
320KB

Download
memory/3868-137-0x0000000000000000-mapping.dmp

Download
memory/4876-132-0x00000000005B0000-0x0000000000690000-memory.dmp

Filesize
896KB

Download
memory/4876-133-0x00000000056C0000-0x0000000005C64000-memory.dmp

Filesize
5.6MB

Download
memory/4876-134-0x0000000005110000-0x00000000051A2000-memory.dmp

Filesize
584KB

Download
memory/4876-135-0x0000000005020000-0x000000000502A000-memory.dmp

Filesize
40KB

Download
memory/4876-136-0x0000000008D40000-0x0000000008DDC000-memory.dmp

Filesize
624KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads