agenttesla | 9a1fe109cc71c5f016183bef4ec80272825bd98b4316e1da2524abb3a89cb054

General

Target

Statement of account 06 20_pdf.exe
Size

841KB
MD5

cf36c9116111d2a83722602bdcdf37b9
SHA1

296d1aa1435da3ed555ac5368988251f078e962e
SHA256

f1634e4db9eba49ff284640fdb8348e96a95267d1759346f078d9144f97f8aff
SHA512

cf6063feeabf72ebf54e7c341b67d52c2f59b7ed5c295e03ab7c56ff7b51a2b342077dba730dac2b7b243f3f8069149aade36249164fefb7a817e3e0493a1590

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.ionos.com
Port:
587
Username:
[email protected]
Password:
temp20182019

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/956-61-0x0000000000400000-0x000000000044E000-memory.dmp	family_agenttesla
behavioral1/memory/956-62-0x0000000000400000-0x000000000044E000-memory.dmp	family_agenttesla
behavioral1/memory/956-64-0x0000000000449F0E-mapping.dmp	family_agenttesla
behavioral1/memory/956-63-0x0000000000400000-0x000000000044E000-memory.dmp	family_agenttesla
behavioral1/memory/956-68-0x0000000000400000-0x000000000044E000-memory.dmp	family_agenttesla
behavioral1/memory/956-66-0x0000000000400000-0x000000000044E000-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:

Statement of account 06 20_pdf.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	Statement of account 06 20_pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Statement of account 06 20_pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Statement of account 06 20_pdf.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Statement of account 06 20_pdf.exe

description pid process target process

PID 2032 set thread context of 956 2032 Statement of account 06 20_pdf.exe Statement of account 06 20_pdf.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

1316 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Statement of account 06 20_pdf.exe

pid process

956 Statement of account 06 20_pdf.exe
956 Statement of account 06 20_pdf.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Statement of account 06 20_pdf.exe

description pid process

Token: SeDebugPrivilege 956 Statement of account 06 20_pdf.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Statement of account 06 20_pdf.exe

pid process

956 Statement of account 06 20_pdf.exe

description	pid	process	target process
PID 2032 set thread context of 956	2032	Statement of account 06 20_pdf.exe	Statement of account 06 20_pdf.exe

pid	process
1316	schtasks.exe

pid	process
956	Statement of account 06 20_pdf.exe
956	Statement of account 06 20_pdf.exe

description	pid	process
Token: SeDebugPrivilege	956	Statement of account 06 20_pdf.exe

pid	process
956	Statement of account 06 20_pdf.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Statement of account 06 20_pdf.exe

description	pid	process	target process
PID 2032 wrote to memory of 1316	2032	Statement of account 06 20_pdf.exe	schtasks.exe
PID 2032 wrote to memory of 1316	2032	Statement of account 06 20_pdf.exe	schtasks.exe
PID 2032 wrote to memory of 1316	2032	Statement of account 06 20_pdf.exe	schtasks.exe
PID 2032 wrote to memory of 1316	2032	Statement of account 06 20_pdf.exe	schtasks.exe
PID 2032 wrote to memory of 956	2032	Statement of account 06 20_pdf.exe	Statement of account 06 20_pdf.exe
PID 2032 wrote to memory of 956	2032	Statement of account 06 20_pdf.exe	Statement of account 06 20_pdf.exe
PID 2032 wrote to memory of 956	2032	Statement of account 06 20_pdf.exe	Statement of account 06 20_pdf.exe
PID 2032 wrote to memory of 956	2032	Statement of account 06 20_pdf.exe	Statement of account 06 20_pdf.exe
PID 2032 wrote to memory of 956	2032	Statement of account 06 20_pdf.exe	Statement of account 06 20_pdf.exe
PID 2032 wrote to memory of 956	2032	Statement of account 06 20_pdf.exe	Statement of account 06 20_pdf.exe
PID 2032 wrote to memory of 956	2032	Statement of account 06 20_pdf.exe	Statement of account 06 20_pdf.exe
PID 2032 wrote to memory of 956	2032	Statement of account 06 20_pdf.exe	Statement of account 06 20_pdf.exe
PID 2032 wrote to memory of 956	2032	Statement of account 06 20_pdf.exe	Statement of account 06 20_pdf.exe

outlook_office_path 1 IoCs

Processes:

Statement of account 06 20_pdf.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	Statement of account 06 20_pdf.exe

outlook_win_path 1 IoCs

Processes:

Statement of account 06 20_pdf.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	Statement of account 06 20_pdf.exe

C:\Users\Admin\AppData\Local\Temp\Statement of account 06 20_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Statement of account 06 20_pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2032

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dwSpQLzH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4D66.tmp"
2⤵
- Creates scheduled task(s)
PID:1316

C:\Users\Admin\AppData\Local\Temp\Statement of account 06 20_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:956

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\tmp4D66.tmp
Filesize
1KB

MD5
c7c2073ded246248aad22513208e3aec

SHA1
aeeb1d15ec00851519cc826974fbd89f0d1850ec

SHA256
edcc4056e697f07f5ed718f8095fe28806e61a178dfe27207bf16b41a5686452

SHA512
b03d2864a03337a80ad4c99c4c1fb692b422bd40de3fedd68a8195884be001821c9acb08018b14902fa0c2d1e6112627ef94dc455b9ceffe3f9615681e82bb2d

Download Submit
memory/956-61-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/956-58-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/956-59-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/956-62-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/956-64-0x0000000000449F0E-mapping.dmp

Download
memory/956-63-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/956-68-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/956-66-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/956-70-0x0000000074FA0000-0x000000007554B000-memory.dmp

Filesize
5.7MB

Download
memory/1316-56-0x0000000000000000-mapping.dmp

Download
memory/2032-55-0x0000000075010000-0x00000000755BB000-memory.dmp

Filesize
5.7MB

Download
memory/2032-54-0x0000000076461000-0x0000000076463000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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