agenttesla | f5d836c6ef6ce92e4881271d45d5b6c9b55eb8008f3115c68850876bfdbe69e3

General

Target

RFQ#50-05272020.pdf.exe
Size

533KB
MD5

024bb13927861bf6581146b8ebc86de3
SHA1

7e8ab0876948ce6bda4c93df7fc44aff4bf29646
SHA256

33fafc21865d301586e6c0563fd5345b3c46f03bddea4e69dd4d2f72382d2aaa
SHA512

123b127eb96db5d6e67d8c064ec3b042a176fd78cb53897783ede58008904bc64257a657be1817d47824d96329b4b8751c845a03e3f0c90208a3a7e25b41400f

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

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 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1388-61-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1388-63-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1388-62-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1388-64-0x0000000000446DDE-mapping.dmp	family_agenttesla
behavioral1/memory/1388-66-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1388-68-0x0000000000400000-0x000000000044C000-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:

RFQ#50-05272020.pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ#50-05272020.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ#50-05272020.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ#50-05272020.pdf.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

RFQ#50-05272020.pdf.exe

description pid process target process

PID 1992 set thread context of 1388 1992 RFQ#50-05272020.pdf.exe RFQ#50-05272020.pdf.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RFQ#50-05272020.pdf.exe

pid process

1388 RFQ#50-05272020.pdf.exe
1388 RFQ#50-05272020.pdf.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RFQ#50-05272020.pdf.exe

description pid process

Token: SeDebugPrivilege 1388 RFQ#50-05272020.pdf.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RFQ#50-05272020.pdf.exe

pid process

1388 RFQ#50-05272020.pdf.exe

description	pid	process	target process
PID 1992 set thread context of 1388	1992	RFQ#50-05272020.pdf.exe	RFQ#50-05272020.pdf.exe

pid	process
1388	RFQ#50-05272020.pdf.exe
1388	RFQ#50-05272020.pdf.exe

description	pid	process
Token: SeDebugPrivilege	1388	RFQ#50-05272020.pdf.exe

pid	process
1388	RFQ#50-05272020.pdf.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

RFQ#50-05272020.pdf.exe

description	pid	process	target process
PID 1992 wrote to memory of 1388	1992	RFQ#50-05272020.pdf.exe	RFQ#50-05272020.pdf.exe
PID 1992 wrote to memory of 1388	1992	RFQ#50-05272020.pdf.exe	RFQ#50-05272020.pdf.exe
PID 1992 wrote to memory of 1388	1992	RFQ#50-05272020.pdf.exe	RFQ#50-05272020.pdf.exe
PID 1992 wrote to memory of 1388	1992	RFQ#50-05272020.pdf.exe	RFQ#50-05272020.pdf.exe
PID 1992 wrote to memory of 1388	1992	RFQ#50-05272020.pdf.exe	RFQ#50-05272020.pdf.exe
PID 1992 wrote to memory of 1388	1992	RFQ#50-05272020.pdf.exe	RFQ#50-05272020.pdf.exe
PID 1992 wrote to memory of 1388	1992	RFQ#50-05272020.pdf.exe	RFQ#50-05272020.pdf.exe
PID 1992 wrote to memory of 1388	1992	RFQ#50-05272020.pdf.exe	RFQ#50-05272020.pdf.exe
PID 1992 wrote to memory of 1388	1992	RFQ#50-05272020.pdf.exe	RFQ#50-05272020.pdf.exe

outlook_office_path 1 IoCs

Processes:

RFQ#50-05272020.pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ#50-05272020.pdf.exe

outlook_win_path 1 IoCs

Processes:

RFQ#50-05272020.pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ#50-05272020.pdf.exe

C:\Users\Admin\AppData\Local\Temp\RFQ#50-05272020.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ#50-05272020.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1992

C:\Users\Admin\AppData\Local\Temp\RFQ#50-05272020.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:1388

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1388-58-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1388-59-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1388-61-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1388-63-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1388-62-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1388-64-0x0000000000446DDE-mapping.dmp

Download
memory/1388-66-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1388-68-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1992-54-0x0000000000B90000-0x0000000000C1C000-memory.dmp

Filesize
560KB

Download
memory/1992-55-0x0000000075DB1000-0x0000000075DB3000-memory.dmp

Filesize
8KB

Download
memory/1992-56-0x00000000002B0000-0x00000000002BA000-memory.dmp

Filesize
40KB

Download
memory/1992-57-0x0000000000B30000-0x0000000000B84000-memory.dmp

Filesize
336KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads