agenttesla | c8a489400d5db4b0512741a80ef1c988256b73734f6d21ba815e3fc0445ae92b

General

Target

Invoice 204498.exe
Size

476KB
MD5

aa968f7bd982cc2c85f28a845c4ecb3f
SHA1

8bfb6a0b7ada40a5a0585eed5686fc0a4a7601d8
SHA256

79f55618c67e8e0d6210d594cd167a070b0e1b81abcc239d889b8edd3e3f85d6
SHA512

15a4d8b0de611f5df5cb3311e358b327bd499bc6ed5c33bee7bbe32a7f1e5d5f395a36567238b15421008cd79815efcf1cc68c9382d9cab39be1bf575d766ada

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
webmail.karanex.com
Port:
587
Username:
[email protected]
Password:
zarazita404

Signatures

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

AgentTesla Payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/692-60-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/692-61-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/692-62-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/692-63-0x000000000043788E-mapping.dmp	family_agenttesla
behavioral1/memory/692-64-0x0000000000400000-0x000000000043C000-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:

Invoice 204498.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice 204498.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice 204498.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice 204498.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Invoice 204498.exe

description pid process target process

PID 2040 set thread context of 692 2040 Invoice 204498.exe Invoice 204498.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Invoice 204498.exe

pid process

692 Invoice 204498.exe
692 Invoice 204498.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

Invoice 204498.exe

pid process

692 Invoice 204498.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Invoice 204498.exe

description pid process

Token: SeDebugPrivilege 692 Invoice 204498.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Invoice 204498.exe

pid process

692 Invoice 204498.exe

description	pid	process	target process
PID 2040 set thread context of 692	2040	Invoice 204498.exe	Invoice 204498.exe

pid	process
692	Invoice 204498.exe
692	Invoice 204498.exe

pid	process
692	Invoice 204498.exe

description	pid	process
Token: SeDebugPrivilege	692	Invoice 204498.exe

pid	process
692	Invoice 204498.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Invoice 204498.exe

description	pid	process	target process
PID 2040 wrote to memory of 692	2040	Invoice 204498.exe	Invoice 204498.exe
PID 2040 wrote to memory of 692	2040	Invoice 204498.exe	Invoice 204498.exe
PID 2040 wrote to memory of 692	2040	Invoice 204498.exe	Invoice 204498.exe
PID 2040 wrote to memory of 692	2040	Invoice 204498.exe	Invoice 204498.exe
PID 2040 wrote to memory of 692	2040	Invoice 204498.exe	Invoice 204498.exe
PID 2040 wrote to memory of 692	2040	Invoice 204498.exe	Invoice 204498.exe
PID 2040 wrote to memory of 692	2040	Invoice 204498.exe	Invoice 204498.exe
PID 2040 wrote to memory of 692	2040	Invoice 204498.exe	Invoice 204498.exe
PID 2040 wrote to memory of 692	2040	Invoice 204498.exe	Invoice 204498.exe

outlook_office_path 1 IoCs

Processes:

Invoice 204498.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice 204498.exe

outlook_win_path 1 IoCs

Processes:

Invoice 204498.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice 204498.exe

C:\Users\Admin\AppData\Local\Temp\Invoice 204498.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice 204498.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2040

C:\Users\Admin\AppData\Local\Temp\Invoice 204498.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice 204498.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:692

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/692-63-0x000000000043788E-mapping.dmp

Download
memory/692-58-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/692-59-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/692-60-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/692-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/692-62-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/692-64-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/692-66-0x0000000004B10000-0x0000000004B11000-memory.dmp

Filesize
4KB

Download
memory/692-67-0x0000000004B11000-0x0000000004B12000-memory.dmp

Filesize
4KB

Download
memory/2040-55-0x0000000000F40000-0x0000000000F41000-memory.dmp

Filesize
4KB

Download
memory/2040-56-0x0000000000590000-0x0000000000597000-memory.dmp

Filesize
28KB

Download
memory/2040-57-0x0000000007240000-0x0000000007298000-memory.dmp

Filesize
352KB

Download
memory/2040-53-0x0000000000FC0000-0x0000000000FC1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads