agenttesla | 8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505

General

Target

8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe
Size

750KB
MD5

dd45870570b5eeabe6ecec62a093fced
SHA1

c6364fe561cd82f0ac20d6beb23655b188c7d2f4
SHA256

8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505
SHA512

3ede737c03ee4f2d67e30390726ad6359842a6aa59e6e8d9c56d89fd0bb45e865162fcbcfc41a78c2da56325d8fa88156c32ddc1f592eac78b3ee7199db43dbc

Score

10^/10

agenttesla collection keylogger spyware stealer trojan upx

Malware Config

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

AgentTesla Payload 12 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4840-133-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/4840-140-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/4840-142-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/4840-143-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/4840-141-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/4840-145-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/4840-147-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/4840-148-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/4840-151-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/4840-153-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/4840-154-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/4840-156-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/4828-130-0x0000000000460000-0x0000000000602000-memory.dmp	upx
behavioral2/memory/4828-131-0x0000000000460000-0x0000000000602000-memory.dmp	upx
behavioral2/memory/4828-138-0x0000000000460000-0x0000000000602000-memory.dmp	upx

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:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

AutoIT Executable 2 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/4828-131-0x0000000000460000-0x0000000000602000-memory.dmp	autoit_exe
behavioral2/memory/4828-138-0x0000000000460000-0x0000000000602000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe

description	pid	process	target process
PID 4828 set thread context of 4840	4828	8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegAsm.exe

pid process

4840 RegAsm.exe
4840 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 4840 RegAsm.exe

pid	process
4840	RegAsm.exe
4840	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	4840	RegAsm.exe

Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe

pid	process
4828	8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe
4828	8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe
4828	8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe
4828	8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe

Suspicious use of SendNotifyMessage 4 IoCs

Processes:

8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe

pid	process
4828	8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe
4828	8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe
4828	8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe
4828	8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegAsm.exe

pid process

4840 RegAsm.exe

pid	process
4840	RegAsm.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe

description	pid	process	target process
PID 4828 wrote to memory of 4840	4828	8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe	RegAsm.exe
PID 4828 wrote to memory of 4840	4828	8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe	RegAsm.exe
PID 4828 wrote to memory of 4840	4828	8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe	RegAsm.exe
PID 4828 wrote to memory of 4840	4828	8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe	RegAsm.exe
PID 4828 wrote to memory of 4840	4828	8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe
"C:\Users\Admin\AppData\Local\Temp\8cdc238ef7df045b66f34ff099f05f4bbf42a6d262b0f3cf6a224a2ea95f4505.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4828

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4840

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

Replay Monitor

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Downloads

memory/4828-138-0x0000000000460000-0x0000000000602000-memory.dmp

Filesize
1.6MB

Download
memory/4828-131-0x0000000000460000-0x0000000000602000-memory.dmp

Filesize
1.6MB

Download
memory/4828-130-0x0000000000460000-0x0000000000602000-memory.dmp

Filesize
1.6MB

Download
memory/4840-143-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4840-145-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4840-139-0x0000000075000000-0x00000000755B1000-memory.dmp

Filesize
5.7MB

Download
memory/4840-140-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4840-142-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4840-132-0x0000000000000000-mapping.dmp

Download
memory/4840-141-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4840-133-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4840-147-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4840-148-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4840-151-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4840-153-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4840-154-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4840-156-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4840-157-0x0000000075000000-0x00000000755B1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads