agenttesla | fcc91a22edbb555263dd5f7531ddc1cc467e53c5cf3c06fd5891488e2089e784

General

Target

pedido urgente.exe
Size

398KB
MD5

027ec3c777c8acb409bf348c6fbed620
SHA1

cb1cf03cbc583c2a389111f7a44ca4f0b9fb022d
SHA256

e53b85600f2e1d2c612854eb25aa5ebb3cf93a966aef11b22e186f65cb097506
SHA512

58e7110107cb77070d98a30def446fa6c87e020296680d752288f3eda11b327b91c20be41c7b4f062ec398814494abf0510c9812a74793e4653186832d8c46c2

Score

10^/10

agenttesla collection coreentity keylogger rezer0 spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.capeqlc.net
Port:
587
Username:
ezeube2@capeqlc.net
Password:
TRf%Qah4

Signatures

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

CoreEntity .NET Packer 1 IoCs

A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

coreentity

Processes:

resource	yara_rule
behavioral1/memory/860-56-0x0000000000610000-0x0000000000618000-memory.dmp	coreentity

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1284-61-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1284-62-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1284-64-0x000000000044C86E-mapping.dmp	family_agenttesla
behavioral1/memory/1284-63-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1284-66-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1284-68-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla

ReZer0 packer 1 IoCs

Detects ReZer0, a packer with multiple versions used in various campaigns.

rezer0

Processes:

resource	yara_rule
behavioral1/memory/860-57-0x0000000004320000-0x0000000004378000-memory.dmp	rezer0

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:

pedido urgente.exe

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

pedido urgente.exe

description pid process target process

PID 860 set thread context of 1284 860 pedido urgente.exe pedido urgente.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

pedido urgente.exepedido urgente.exe

pid process

860 pedido urgente.exe
1284 pedido urgente.exe
1284 pedido urgente.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

pedido urgente.exepedido urgente.exe

description pid process

Token: SeDebugPrivilege 860 pedido urgente.exe
Token: SeDebugPrivilege 1284 pedido urgente.exe

description	pid	process	target process
PID 860 set thread context of 1284	860	pedido urgente.exe	pedido urgente.exe

pid	process
860	pedido urgente.exe
1284	pedido urgente.exe
1284	pedido urgente.exe

description	pid	process
Token: SeDebugPrivilege	860	pedido urgente.exe
Token: SeDebugPrivilege	1284	pedido urgente.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

pedido urgente.exepedido urgente.exe

description	pid	process	target process
PID 860 wrote to memory of 1928	860	pedido urgente.exe	pedido urgente.exe
PID 860 wrote to memory of 1928	860	pedido urgente.exe	pedido urgente.exe
PID 860 wrote to memory of 1928	860	pedido urgente.exe	pedido urgente.exe
PID 860 wrote to memory of 1928	860	pedido urgente.exe	pedido urgente.exe
PID 860 wrote to memory of 1284	860	pedido urgente.exe	pedido urgente.exe
PID 860 wrote to memory of 1284	860	pedido urgente.exe	pedido urgente.exe
PID 860 wrote to memory of 1284	860	pedido urgente.exe	pedido urgente.exe
PID 860 wrote to memory of 1284	860	pedido urgente.exe	pedido urgente.exe
PID 860 wrote to memory of 1284	860	pedido urgente.exe	pedido urgente.exe
PID 860 wrote to memory of 1284	860	pedido urgente.exe	pedido urgente.exe
PID 860 wrote to memory of 1284	860	pedido urgente.exe	pedido urgente.exe
PID 860 wrote to memory of 1284	860	pedido urgente.exe	pedido urgente.exe
PID 860 wrote to memory of 1284	860	pedido urgente.exe	pedido urgente.exe
PID 1284 wrote to memory of 1972	1284	pedido urgente.exe	netsh.exe
PID 1284 wrote to memory of 1972	1284	pedido urgente.exe	netsh.exe
PID 1284 wrote to memory of 1972	1284	pedido urgente.exe	netsh.exe
PID 1284 wrote to memory of 1972	1284	pedido urgente.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

pedido urgente.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	pedido urgente.exe

outlook_win_path 1 IoCs

Processes:

pedido urgente.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	pedido urgente.exe

C:\Users\Admin\AppData\Local\Temp\pedido urgente.exe
"C:\Users\Admin\AppData\Local\Temp\pedido urgente.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:860

C:\Users\Admin\AppData\Local\Temp\pedido urgente.exe
"{path}"
2⤵
PID:1928

C:\Users\Admin\AppData\Local\Temp\pedido urgente.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1284

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:1972

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

Loading Replay Monitor...

Downloads

memory/860-54-0x00000000001D0000-0x000000000023A000-memory.dmp

Filesize
424KB

Download
memory/860-55-0x00000000763C1000-0x00000000763C3000-memory.dmp

Filesize
8KB

Download
memory/860-56-0x0000000000610000-0x0000000000618000-memory.dmp

Filesize
32KB

Download
memory/860-57-0x0000000004320000-0x0000000004378000-memory.dmp

Filesize
352KB

Download
memory/1284-58-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1284-59-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1284-61-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1284-62-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1284-64-0x000000000044C86E-mapping.dmp

Download
memory/1284-63-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1284-66-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1284-68-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1972-70-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads