agenttesla | 2416806b27b746076456465664cdda2aad938ba6f0d50adb162c42cbc058c473

General

Target

PO-7890374.exe
Size

488KB
MD5

e9578b76923aaf0ef5c6ddd29f04c44b
SHA1

fd105ad0cfaac1465e7773e1f5a98a4bdc9ab7d9
SHA256

0e1398abdfa85e32529125bf46eca2248faa7baa07f114ead8e310fc05a73beb
SHA512

fb064a5aad513cf8650d03b716e0502a920779a9c2f7f3db0628e65c89c439b72984f2efc21f43112874fff3cbe1c59d1cc0d8e4cc944ecd97abb043c280cc37

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://gsmtp.me/
Port:
21
Username:
mikano
Password:
N1!4o8yg

Protocol: ftp
Host:
ftp://gsmtp.me/
Port:
21
Username:
mikano
Password:
N1!4o8yg

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/1020-63-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1020-64-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1020-65-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1020-66-0x0000000000446BAE-mapping.dmp	family_agenttesla
behavioral1/memory/1020-68-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1020-70-0x0000000000400000-0x000000000044C000-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:

PO-7890374.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-7890374.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-7890374.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-7890374.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PO-7890374.exe

description pid process target process

PID 1828 set thread context of 1020 1828 PO-7890374.exe PO-7890374.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

1788 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

PO-7890374.exe

pid process

1020 PO-7890374.exe
1020 PO-7890374.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

PO-7890374.exe

description pid process

Token: SeDebugPrivilege 1020 PO-7890374.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

PO-7890374.exe

pid process

1020 PO-7890374.exe

description	pid	process	target process
PID 1828 set thread context of 1020	1828	PO-7890374.exe	PO-7890374.exe

pid	process
1788	schtasks.exe

pid	process
1020	PO-7890374.exe
1020	PO-7890374.exe

description	pid	process
Token: SeDebugPrivilege	1020	PO-7890374.exe

pid	process
1020	PO-7890374.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

PO-7890374.exe

description	pid	process	target process
PID 1828 wrote to memory of 1788	1828	PO-7890374.exe	schtasks.exe
PID 1828 wrote to memory of 1788	1828	PO-7890374.exe	schtasks.exe
PID 1828 wrote to memory of 1788	1828	PO-7890374.exe	schtasks.exe
PID 1828 wrote to memory of 1788	1828	PO-7890374.exe	schtasks.exe
PID 1828 wrote to memory of 1020	1828	PO-7890374.exe	PO-7890374.exe
PID 1828 wrote to memory of 1020	1828	PO-7890374.exe	PO-7890374.exe
PID 1828 wrote to memory of 1020	1828	PO-7890374.exe	PO-7890374.exe
PID 1828 wrote to memory of 1020	1828	PO-7890374.exe	PO-7890374.exe
PID 1828 wrote to memory of 1020	1828	PO-7890374.exe	PO-7890374.exe
PID 1828 wrote to memory of 1020	1828	PO-7890374.exe	PO-7890374.exe
PID 1828 wrote to memory of 1020	1828	PO-7890374.exe	PO-7890374.exe
PID 1828 wrote to memory of 1020	1828	PO-7890374.exe	PO-7890374.exe
PID 1828 wrote to memory of 1020	1828	PO-7890374.exe	PO-7890374.exe

outlook_office_path 1 IoCs

Processes:

PO-7890374.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-7890374.exe

outlook_win_path 1 IoCs

Processes:

PO-7890374.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-7890374.exe

C:\Users\Admin\AppData\Local\Temp\PO-7890374.exe
"C:\Users\Admin\AppData\Local\Temp\PO-7890374.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1828

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nyDUFmqp" /XML "C:\Users\Admin\AppData\Local\Temp\tmp362E.tmp"
2⤵
- Creates scheduled task(s)
PID:1788

C:\Users\Admin\AppData\Local\Temp\PO-7890374.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1020

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\tmp362E.tmp
Filesize
1KB

MD5
f09e04b6f3657da9054e1d931450a4ea

SHA1
1f2fd23a438748368d6df4ef73cf2fb5e89933bc

SHA256
7982149508825259fd5e4a7dc6a2f4d6d0bee6a6a79cd98741db4b86a0c67ab1

SHA512
548414a5677919bddbec3ad73889c7e9913af0eb97168d3f3173b1e14fb505e599aa37ff6cd3a274eae9da09f0ebe9ff1e3a584043472839a033eeaf29104006

Download Submit
memory/1020-64-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1020-60-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1020-61-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1020-63-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1020-65-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1020-66-0x0000000000446BAE-mapping.dmp

Download
memory/1020-68-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1020-70-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1788-58-0x0000000000000000-mapping.dmp

Download
memory/1828-56-0x0000000004C20000-0x0000000004C74000-memory.dmp

Filesize
336KB

Download
memory/1828-57-0x0000000076011000-0x0000000076013000-memory.dmp

Filesize
8KB

Download
memory/1828-55-0x0000000000310000-0x000000000031A000-memory.dmp

Filesize
40KB

Download
memory/1828-54-0x0000000000D70000-0x0000000000DF0000-memory.dmp

Filesize
512KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads