agenttesla | b35c43e3cb4bcbbb876a51e95b641a37549889762edf4807b09cad08a299b556

General

Target

PO-22-0018058_pdf.exe
Size

63KB
MD5

73b299b17ee816b7f49b23568b7e7685
SHA1

ea45ff315e52ef20dbf71cf6f19a85ddc9824873
SHA256

8e30c72622b6ef1dedee5b6e5b0d0a57272fd3d5caad2f50bd841e94bcdbf171
SHA512

0a4afe85f9c351757bad736f3511ec5e78b90917df5de8ad9e1eb13ff81fd8e6e05a4e0e584520c7351a073a3320f3590dd88e67412db11d5609a7159357b534
SSDEEP

768:RAT6iSooTby3yBZ10Urf9UeBoDCQuPD0ZiFEkMF+QCJZat:C2uY7b9qDCQeJMF+Zm

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5632243658:AAGtdfDUACtfzcKVA5ebRWpS-znBxjGH5uo/

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware 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-22-0018058_pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-22-0018058_pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-22-0018058_pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-22-0018058_pdf.exe

Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

5 api.ipify.org
6 api.ipify.org
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

592 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PO-22-0018058_pdf.exepowershell.exe

description pid process

Token: SeDebugPrivilege 1192 PO-22-0018058_pdf.exe
Token: SeDebugPrivilege 592 powershell.exe

flow	ioc
5	api.ipify.org
6	api.ipify.org

pid	process
592	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1192	PO-22-0018058_pdf.exe
Token: SeDebugPrivilege	592	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

PO-22-0018058_pdf.exe

description	pid	process	target process
PID 1192 wrote to memory of 592	1192	PO-22-0018058_pdf.exe	powershell.exe
PID 1192 wrote to memory of 592	1192	PO-22-0018058_pdf.exe	powershell.exe
PID 1192 wrote to memory of 592	1192	PO-22-0018058_pdf.exe	powershell.exe
PID 1192 wrote to memory of 592	1192	PO-22-0018058_pdf.exe	powershell.exe

outlook_office_path 1 IoCs

Processes:

PO-22-0018058_pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-22-0018058_pdf.exe

outlook_win_path 1 IoCs

Processes:

PO-22-0018058_pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO-22-0018058_pdf.exe

C:\Users\Admin\AppData\Local\Temp\PO-22-0018058_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\PO-22-0018058_pdf.exe"
1⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1192

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAyAA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:592

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

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

memory/592-62-0x00000000020D0000-0x0000000002110000-memory.dmp

Filesize
256KB

Download
memory/592-63-0x00000000020D0000-0x0000000002110000-memory.dmp

Filesize
256KB

Download
memory/592-64-0x00000000020D0000-0x0000000002110000-memory.dmp

Filesize
256KB

Download
memory/592-65-0x00000000020D0000-0x0000000002110000-memory.dmp

Filesize
256KB

Download
memory/592-66-0x00000000020D0000-0x0000000002110000-memory.dmp

Filesize
256KB

Download
memory/1192-54-0x0000000000C70000-0x0000000000C86000-memory.dmp

Filesize
88KB

Download
memory/1192-55-0x0000000004C10000-0x0000000004C50000-memory.dmp

Filesize
256KB

Download
memory/1192-56-0x0000000004C10000-0x0000000004C50000-memory.dmp

Filesize
256KB

Download
memory/1192-57-0x0000000006070000-0x0000000006192000-memory.dmp

Filesize
1.1MB

Download
memory/1192-58-0x0000000000380000-0x00000000003A4000-memory.dmp

Filesize
144KB

Download
memory/1192-59-0x0000000005730000-0x00000000057C2000-memory.dmp

Filesize
584KB

Download
memory/1192-67-0x0000000004640000-0x0000000004672000-memory.dmp

Filesize
200KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads