agenttesla | fec4bd7fec11af96dc833563d61a8424e0e4bb0b332b5b423a871583c0fd44ca

General

Target

DOCUMENT.BAT.exe
Size

491KB
MD5

509657bf2cda328547347fb08192a545
SHA1

dda0893857e46e43a869a2a0c0171d83da2c6fc5
SHA256

fec4bd7fec11af96dc833563d61a8424e0e4bb0b332b5b423a871583c0fd44ca
SHA512

29b9cc7df360740a51b560fe5a4b87f829ed706c7cdab4a508513d29c8b0c3318e1fcbe3dc2c3bd2d844570ccca14b7306f8e741e6468590630e74ab3f4d4eac

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mudanzasdistintas.com.ar
Port:
587
Username:
[email protected]
Password:
icui4cu2@@

Signatures

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

AgentTesla Payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1444-62-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1444-61-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1444-63-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1444-64-0x0000000000436DCE-mapping.dmp	family_agenttesla
behavioral1/memory/1444-65-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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:

DOCUMENT.BAT.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DOCUMENT.BAT.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DOCUMENT.BAT.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DOCUMENT.BAT.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

DOCUMENT.BAT.exe

description pid process target process

PID 1696 set thread context of 1444 1696 DOCUMENT.BAT.exe DOCUMENT.BAT.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

DOCUMENT.BAT.exeDOCUMENT.BAT.exe

pid process

1696 DOCUMENT.BAT.exe
1444 DOCUMENT.BAT.exe
1444 DOCUMENT.BAT.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

DOCUMENT.BAT.exeDOCUMENT.BAT.exe

description pid process

Token: SeDebugPrivilege 1696 DOCUMENT.BAT.exe
Token: SeDebugPrivilege 1444 DOCUMENT.BAT.exe

description	pid	process	target process
PID 1696 set thread context of 1444	1696	DOCUMENT.BAT.exe	DOCUMENT.BAT.exe

pid	process
1696	DOCUMENT.BAT.exe
1444	DOCUMENT.BAT.exe
1444	DOCUMENT.BAT.exe

description	pid	process
Token: SeDebugPrivilege	1696	DOCUMENT.BAT.exe
Token: SeDebugPrivilege	1444	DOCUMENT.BAT.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

DOCUMENT.BAT.exe

description	pid	process	target process
PID 1696 wrote to memory of 484	1696	DOCUMENT.BAT.exe	DOCUMENT.BAT.exe
PID 1696 wrote to memory of 484	1696	DOCUMENT.BAT.exe	DOCUMENT.BAT.exe
PID 1696 wrote to memory of 484	1696	DOCUMENT.BAT.exe	DOCUMENT.BAT.exe
PID 1696 wrote to memory of 484	1696	DOCUMENT.BAT.exe	DOCUMENT.BAT.exe
PID 1696 wrote to memory of 1444	1696	DOCUMENT.BAT.exe	DOCUMENT.BAT.exe
PID 1696 wrote to memory of 1444	1696	DOCUMENT.BAT.exe	DOCUMENT.BAT.exe
PID 1696 wrote to memory of 1444	1696	DOCUMENT.BAT.exe	DOCUMENT.BAT.exe
PID 1696 wrote to memory of 1444	1696	DOCUMENT.BAT.exe	DOCUMENT.BAT.exe
PID 1696 wrote to memory of 1444	1696	DOCUMENT.BAT.exe	DOCUMENT.BAT.exe
PID 1696 wrote to memory of 1444	1696	DOCUMENT.BAT.exe	DOCUMENT.BAT.exe
PID 1696 wrote to memory of 1444	1696	DOCUMENT.BAT.exe	DOCUMENT.BAT.exe
PID 1696 wrote to memory of 1444	1696	DOCUMENT.BAT.exe	DOCUMENT.BAT.exe
PID 1696 wrote to memory of 1444	1696	DOCUMENT.BAT.exe	DOCUMENT.BAT.exe

outlook_office_path 1 IoCs

Processes:

DOCUMENT.BAT.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DOCUMENT.BAT.exe

outlook_win_path 1 IoCs

Processes:

DOCUMENT.BAT.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DOCUMENT.BAT.exe

C:\Users\Admin\AppData\Local\Temp\DOCUMENT.BAT.exe
"C:\Users\Admin\AppData\Local\Temp\DOCUMENT.BAT.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1696

C:\Users\Admin\AppData\Local\Temp\DOCUMENT.BAT.exe
"C:\Users\Admin\AppData\Local\Temp\DOCUMENT.BAT.exe"
2⤵
PID:484

C:\Users\Admin\AppData\Local\Temp\DOCUMENT.BAT.exe
"C:\Users\Admin\AppData\Local\Temp\DOCUMENT.BAT.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1444

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/1444-59-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1444-60-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1444-62-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1444-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1444-63-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1444-64-0x0000000000436DCE-mapping.dmp

Download
memory/1444-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1444-67-0x00000000005C0000-0x00000000005C1000-memory.dmp

Filesize
4KB

Download
memory/1696-54-0x0000000001020000-0x0000000001021000-memory.dmp

Filesize
4KB

Download
memory/1696-56-0x00000000004F0000-0x00000000004F1000-memory.dmp

Filesize
4KB

Download
memory/1696-57-0x00000000004A0000-0x00000000004A8000-memory.dmp

Filesize
32KB

Download
memory/1696-58-0x0000000005130000-0x0000000005187000-memory.dmp

Filesize
348KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads