agenttesla | f2143e0aec246f899c07647a87f757add230325e6bc2967ad72eddb4e10ad90c

General

Target

Invoice09080000pdf.exe
Size

488KB
MD5

067d54aa6365b5989cbf6101f7e123fc
SHA1

5256dcea0fb8c3a455dacfc88850910b87f236f3
SHA256

a95bb180b0d9bb5f2a3b7974f8170fb18b6979a46cacfa352d769eccf428ebdf
SHA512

887331910739fd91be9c254ee59d877d01d444e07743f3e98f3fdfb27f63d90fcd1eb2527440060f36f691d727b5070ab5f8cf6853f866eefc8723caed13a3de

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.ionos.mx
Port:
587
Username:
lety@solar-pro.mx
Password:
lp475869

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/1108-61-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1108-62-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1108-64-0x000000000044CE2E-mapping.dmp	family_agenttesla
behavioral1/memory/1108-63-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1108-66-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1108-68-0x0000000000400000-0x0000000000452000-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:

Invoice09080000pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice09080000pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice09080000pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice09080000pdf.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Invoice09080000pdf.exe

description pid process target process

PID 1692 set thread context of 1108 1692 Invoice09080000pdf.exe Invoice09080000pdf.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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
T1053

Processes:

schtasks.exe

pid process

1948 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Invoice09080000pdf.exe

pid process

1108 Invoice09080000pdf.exe
1108 Invoice09080000pdf.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Invoice09080000pdf.exe

description pid process

Token: SeDebugPrivilege 1108 Invoice09080000pdf.exe

description	pid	process	target process
PID 1692 set thread context of 1108	1692	Invoice09080000pdf.exe	Invoice09080000pdf.exe

pid	process
1948	schtasks.exe

pid	process
1108	Invoice09080000pdf.exe
1108	Invoice09080000pdf.exe

description	pid	process
Token: SeDebugPrivilege	1108	Invoice09080000pdf.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Invoice09080000pdf.exeInvoice09080000pdf.exe

description	pid	process	target process
PID 1692 wrote to memory of 1948	1692	Invoice09080000pdf.exe	schtasks.exe
PID 1692 wrote to memory of 1948	1692	Invoice09080000pdf.exe	schtasks.exe
PID 1692 wrote to memory of 1948	1692	Invoice09080000pdf.exe	schtasks.exe
PID 1692 wrote to memory of 1948	1692	Invoice09080000pdf.exe	schtasks.exe
PID 1692 wrote to memory of 1108	1692	Invoice09080000pdf.exe	Invoice09080000pdf.exe
PID 1692 wrote to memory of 1108	1692	Invoice09080000pdf.exe	Invoice09080000pdf.exe
PID 1692 wrote to memory of 1108	1692	Invoice09080000pdf.exe	Invoice09080000pdf.exe
PID 1692 wrote to memory of 1108	1692	Invoice09080000pdf.exe	Invoice09080000pdf.exe
PID 1692 wrote to memory of 1108	1692	Invoice09080000pdf.exe	Invoice09080000pdf.exe
PID 1692 wrote to memory of 1108	1692	Invoice09080000pdf.exe	Invoice09080000pdf.exe
PID 1692 wrote to memory of 1108	1692	Invoice09080000pdf.exe	Invoice09080000pdf.exe
PID 1692 wrote to memory of 1108	1692	Invoice09080000pdf.exe	Invoice09080000pdf.exe
PID 1692 wrote to memory of 1108	1692	Invoice09080000pdf.exe	Invoice09080000pdf.exe
PID 1108 wrote to memory of 1804	1108	Invoice09080000pdf.exe	netsh.exe
PID 1108 wrote to memory of 1804	1108	Invoice09080000pdf.exe	netsh.exe
PID 1108 wrote to memory of 1804	1108	Invoice09080000pdf.exe	netsh.exe
PID 1108 wrote to memory of 1804	1108	Invoice09080000pdf.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

Invoice09080000pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice09080000pdf.exe

outlook_win_path 1 IoCs

Processes:

Invoice09080000pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice09080000pdf.exe

C:\Users\Admin\AppData\Local\Temp\Invoice09080000pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice09080000pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1692

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SQfJRKtUYtP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp82A8.tmp"
2⤵
- Creates scheduled task(s)
PID:1948

C:\Users\Admin\AppData\Local\Temp\Invoice09080000pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice09080000pdf.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1108

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:1804

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp82A8.tmp
Filesize
1KB

MD5
2e6d81354ff88ea41f99268821027747

SHA1
bf47f4efc9624fa3867f07961c7da69818333cc6

SHA256
d7bad57f90158babb1667be5884a36472ebded3d011c6a6fa66f63b81833cd59

SHA512
3a86c9249641c1d13432533609b80e0eb09bbd5e0a14000ee9716158154f80a5a6c22144cd3429a06c61ccf011d7bdd8aba69ef5e9a35d3a647bbdafee148354

Download Submit
memory/1108-61-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1108-58-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1108-59-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1108-62-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1108-64-0x000000000044CE2E-mapping.dmp

Download
memory/1108-63-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1108-66-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1108-68-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1108-70-0x0000000074BA0000-0x000000007514B000-memory.dmp

Filesize
5.7MB

Download
memory/1692-55-0x0000000074BA0000-0x000000007514B000-memory.dmp

Filesize
5.7MB

Download
memory/1692-54-0x0000000075951000-0x0000000075953000-memory.dmp

Filesize
8KB

Download
memory/1804-71-0x0000000000000000-mapping.dmp

Download
memory/1948-56-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads