agenttesla | b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f

General

Target

b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe
Size

643KB
MD5

6db8690c20e7c623f80ad4e96d735aeb
SHA1

4f8012f7fe975fbd1f1e7aa20db6f442be7ff58e
SHA256

b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f
SHA512

95a119dc382c28a619edfe288ce662b9664294d149ef68a73fbc4b3bbdee5aae019c618f33d251a04dd98f7e64e5d32c6953d9c30a035eed8d43dc4b2e04d2d6
SSDEEP

12288:cyEL1kw7cj3oDQWCymx1iKR6eiY1L9DN7gOcbtp:cyEJIjYu1DR6e9ZULp

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

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/4080-14-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\DRqntYoY = "C:\\Users\\Admin\\AppData\\Roaming\\VMayvgl\\ILFsA.exe"	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

description	pid	process	target process
PID 3492 set thread context of 4080	3492	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exeb81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

pid	process
3492	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe
3492	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe
3492	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe
4080	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe
4080	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

pid process

4080 b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

pid	process
4080	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exeb81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

description	pid	process
Token: SeDebugPrivilege	3492	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe
Token: SeDebugPrivilege	4080	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

pid process

4080 b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

pid	process
4080	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

description	pid	process	target process
PID 3492 wrote to memory of 4080	3492	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe
PID 3492 wrote to memory of 4080	3492	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe
PID 3492 wrote to memory of 4080	3492	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe
PID 3492 wrote to memory of 4080	3492	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe
PID 3492 wrote to memory of 4080	3492	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe
PID 3492 wrote to memory of 4080	3492	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe
PID 3492 wrote to memory of 4080	3492	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe
PID 3492 wrote to memory of 4080	3492	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

outlook_office_path 1 IoCs

Processes:

b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

outlook_win_path 1 IoCs

Processes:

b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe

C:\Users\Admin\AppData\Local\Temp\b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe
"C:\Users\Admin\AppData\Local\Temp\b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3492

C:\Users\Admin\AppData\Local\Temp\b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe
"C:\Users\Admin\AppData\Local\Temp\b81d1a6210adc68812a52286c053a61a3ce7a8d580d3398765ca0e5c89ba383f.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3492-12-0x00000000750BE000-0x00000000750BF000-memory.dmp

Filesize
4KB

Download
memory/3492-2-0x00000000051E0000-0x0000000005784000-memory.dmp

Filesize
5.6MB

Download
memory/3492-13-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download
memory/3492-0-0x00000000750BE000-0x00000000750BF000-memory.dmp

Filesize
4KB

Download
memory/3492-4-0x0000000004DE0000-0x0000000004E72000-memory.dmp

Filesize
584KB

Download
memory/3492-5-0x0000000004E80000-0x0000000004EE6000-memory.dmp

Filesize
408KB

Download
memory/3492-6-0x0000000004D40000-0x0000000004D62000-memory.dmp

Filesize
136KB

Download
memory/3492-7-0x0000000005790000-0x0000000005952000-memory.dmp

Filesize
1.8MB

Download
memory/3492-8-0x0000000004DA0000-0x0000000004DC2000-memory.dmp

Filesize
136KB

Download
memory/3492-9-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download
memory/3492-10-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download
memory/3492-11-0x0000000006590000-0x00000000065D4000-memory.dmp

Filesize
272KB

Download
memory/3492-18-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download
memory/3492-1-0x0000000000210000-0x00000000002B8000-memory.dmp

Filesize
672KB

Download
memory/3492-3-0x0000000004CC0000-0x0000000004CE4000-memory.dmp

Filesize
144KB

Download
memory/4080-15-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download
memory/4080-17-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download
memory/4080-34-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download
memory/4080-19-0x0000000005600000-0x000000000569C000-memory.dmp

Filesize
624KB

Download
memory/4080-20-0x00000000055B0000-0x00000000055C8000-memory.dmp

Filesize
96KB

Download
memory/4080-23-0x0000000006EF0000-0x0000000006F40000-memory.dmp

Filesize
320KB

Download
memory/4080-30-0x0000000006FE0000-0x0000000006FEA000-memory.dmp

Filesize
40KB

Download
memory/4080-31-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download
memory/4080-32-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download
memory/4080-33-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download
memory/4080-14-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads