agenttesla | 45fddbaea4d1635fc9b92498ed3f144ee8be5366f9cc7005dfc3534bcbb51d42

General

Target

PO# M26804.pdf.exe
Size

697KB
MD5

2c5d9104790358f612354abeb705e598
SHA1

5289a67a4e1b77b0af28f2e64fb413d843532db6
SHA256

66c6414f4a169a4ca29b2952c76eca04c90add82afaa5410c8f447e39481853a
SHA512

f3864ab8e027a8ed4ed035fe663844190120855569ced0a74d406d0a88464396e76c9d310a45ac357530934f414ee0a765282f4016a17cbfdf37f792451eecc1

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
[email protected]
Password:
kingmoney12345

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
[email protected]
Password:
kingmoney12345

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/3908-136-0x0000000000400000-0x000000000044C000-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# M26804.pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO# M26804.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO# M26804.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO# M26804.pdf.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PO# M26804.pdf.exe

description pid process target process

PID 4580 set thread context of 3908 4580 PO# M26804.pdf.exe PO# M26804.pdf.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

PO# M26804.pdf.exe

pid process

3908 PO# M26804.pdf.exe
3908 PO# M26804.pdf.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

PO# M26804.pdf.exe

description pid process

Token: SeDebugPrivilege 3908 PO# M26804.pdf.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

PO# M26804.pdf.exe

pid process

3908 PO# M26804.pdf.exe

description	pid	process	target process
PID 4580 set thread context of 3908	4580	PO# M26804.pdf.exe	PO# M26804.pdf.exe

pid	process
3908	PO# M26804.pdf.exe
3908	PO# M26804.pdf.exe

description	pid	process
Token: SeDebugPrivilege	3908	PO# M26804.pdf.exe

pid	process
3908	PO# M26804.pdf.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

PO# M26804.pdf.exe

description	pid	process	target process
PID 4580 wrote to memory of 3908	4580	PO# M26804.pdf.exe	PO# M26804.pdf.exe
PID 4580 wrote to memory of 3908	4580	PO# M26804.pdf.exe	PO# M26804.pdf.exe
PID 4580 wrote to memory of 3908	4580	PO# M26804.pdf.exe	PO# M26804.pdf.exe
PID 4580 wrote to memory of 3908	4580	PO# M26804.pdf.exe	PO# M26804.pdf.exe
PID 4580 wrote to memory of 3908	4580	PO# M26804.pdf.exe	PO# M26804.pdf.exe
PID 4580 wrote to memory of 3908	4580	PO# M26804.pdf.exe	PO# M26804.pdf.exe
PID 4580 wrote to memory of 3908	4580	PO# M26804.pdf.exe	PO# M26804.pdf.exe
PID 4580 wrote to memory of 3908	4580	PO# M26804.pdf.exe	PO# M26804.pdf.exe

outlook_office_path 1 IoCs

Processes:

PO# M26804.pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO# M26804.pdf.exe

outlook_win_path 1 IoCs

Processes:

PO# M26804.pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO# M26804.pdf.exe

C:\Users\Admin\AppData\Local\Temp\PO# M26804.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\PO# M26804.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4580

C:\Users\Admin\AppData\Local\Temp\PO# M26804.pdf.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:3908

Network

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO# M26804.pdf.exe.log
Filesize
685B

MD5
05bdd1f220197301f9a03d67595ac7db

SHA1
3fadb2b5770061249ef30552e38e84d2f685e55b

SHA256
72003e1b55ec4ffea8ee1af0f6df49a63ca557165ca3377a114c2e60af181926

SHA512
915f3f1fda5718ff8a8a26cacd8a88bd5ff46edfc40d807cb5860c21e966523d82cadcaaf79240e6d42fcba8335ef0e6bdd05d8d2210cf4d1ed3e4a71fec6d78

Download Submit
memory/3908-135-0x0000000000000000-mapping.dmp

Download
memory/3908-136-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/3908-138-0x0000000006600000-0x0000000006666000-memory.dmp

Filesize
408KB

Download
memory/3908-139-0x0000000006CC0000-0x0000000006D10000-memory.dmp

Filesize
320KB

Download
memory/3908-140-0x00000000070E0000-0x00000000070EA000-memory.dmp

Filesize
40KB

Download
memory/4580-130-0x0000000000DE0000-0x0000000000E94000-memory.dmp

Filesize
720KB

Download
memory/4580-131-0x0000000005D20000-0x00000000062C4000-memory.dmp

Filesize
5.6MB

Download
memory/4580-132-0x0000000005C30000-0x0000000005CC2000-memory.dmp

Filesize
584KB

Download
memory/4580-133-0x0000000006460000-0x00000000065E6000-memory.dmp

Filesize
1.5MB

Download
memory/4580-134-0x0000000006370000-0x000000000640C000-memory.dmp

Filesize
624KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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