agenttesla | a666487c031511c40d0113b6cc8663f4f73059e5416a2c51e81f9c21b88d1daf

General

Target

Moresco - Inquiry MEI-120321,pdf.exe
Size

582KB
MD5

2ab46d1525daffd612d37d8ad4e917cf
SHA1

3450df35398dece6ad6eec2dc0a1cee490ef985d
SHA256

a666487c031511c40d0113b6cc8663f4f73059e5416a2c51e81f9c21b88d1daf
SHA512

e99f9a65b2e06eed345c8de87cda801368b177c535c492d2b8541d1a434262b9ac8a71b922214fbfb89352241b7d0b17523c2bb3f198eb64689990965e7c544e

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://www.mgbless.in/darl/inc/7f9a17962eddfd.php

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/804-128-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/804-129-0x0000000000436DDE-mapping.dmp	family_agenttesla
behavioral2/memory/804-135-0x0000000004E30000-0x000000000532E000-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:

Moresco - Inquiry MEI-120321,pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Moresco - Inquiry MEI-120321,pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Moresco - Inquiry MEI-120321,pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Moresco - Inquiry MEI-120321,pdf.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Moresco - Inquiry MEI-120321,pdf.exe

description pid process target process

PID 2968 set thread context of 804 2968 Moresco - Inquiry MEI-120321,pdf.exe Moresco - Inquiry MEI-120321,pdf.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Moresco - Inquiry MEI-120321,pdf.exe

pid process

804 Moresco - Inquiry MEI-120321,pdf.exe
804 Moresco - Inquiry MEI-120321,pdf.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Moresco - Inquiry MEI-120321,pdf.exe

description pid process

Token: SeDebugPrivilege 804 Moresco - Inquiry MEI-120321,pdf.exe

description	pid	process	target process
PID 2968 set thread context of 804	2968	Moresco - Inquiry MEI-120321,pdf.exe	Moresco - Inquiry MEI-120321,pdf.exe

pid	process
804	Moresco - Inquiry MEI-120321,pdf.exe
804	Moresco - Inquiry MEI-120321,pdf.exe

description	pid	process
Token: SeDebugPrivilege	804	Moresco - Inquiry MEI-120321,pdf.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Moresco - Inquiry MEI-120321,pdf.exe

description	pid	process	target process
PID 2968 wrote to memory of 804	2968	Moresco - Inquiry MEI-120321,pdf.exe	Moresco - Inquiry MEI-120321,pdf.exe
PID 2968 wrote to memory of 804	2968	Moresco - Inquiry MEI-120321,pdf.exe	Moresco - Inquiry MEI-120321,pdf.exe
PID 2968 wrote to memory of 804	2968	Moresco - Inquiry MEI-120321,pdf.exe	Moresco - Inquiry MEI-120321,pdf.exe
PID 2968 wrote to memory of 804	2968	Moresco - Inquiry MEI-120321,pdf.exe	Moresco - Inquiry MEI-120321,pdf.exe
PID 2968 wrote to memory of 804	2968	Moresco - Inquiry MEI-120321,pdf.exe	Moresco - Inquiry MEI-120321,pdf.exe
PID 2968 wrote to memory of 804	2968	Moresco - Inquiry MEI-120321,pdf.exe	Moresco - Inquiry MEI-120321,pdf.exe
PID 2968 wrote to memory of 804	2968	Moresco - Inquiry MEI-120321,pdf.exe	Moresco - Inquiry MEI-120321,pdf.exe
PID 2968 wrote to memory of 804	2968	Moresco - Inquiry MEI-120321,pdf.exe	Moresco - Inquiry MEI-120321,pdf.exe

outlook_office_path 1 IoCs

Processes:

Moresco - Inquiry MEI-120321,pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Moresco - Inquiry MEI-120321,pdf.exe

outlook_win_path 1 IoCs

Processes:

Moresco - Inquiry MEI-120321,pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Moresco - Inquiry MEI-120321,pdf.exe

C:\Users\Admin\AppData\Local\Temp\Moresco - Inquiry MEI-120321,pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Moresco - Inquiry MEI-120321,pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2968

C:\Users\Admin\AppData\Local\Temp\Moresco - Inquiry MEI-120321,pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Moresco - Inquiry MEI-120321,pdf.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:804

Network

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Moresco - Inquiry MEI-120321,pdf.exe.log
MD5
f1181bc4bdff57024c4121f645548332

SHA1
d431ee3a3a5afcae2c4537b1d445054a0a95f6e6

SHA256
f1a7e138b25d0cb24bb4b23bd781b0dd357afd49d45e19ffa44cdb80170336ad

SHA512
cf8059f289bcb4f33e82a2c4851fade486bd449793a39718d49bc357efd09689150aedd277c5ebcf79b5ebb4bbe36f0cbb72510a50398bee804ffd9c889604e3

Download Submit
memory/804-128-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/804-137-0x0000000005A90000-0x0000000005A91000-memory.dmp

Filesize
4KB

Download
memory/804-136-0x0000000004EB0000-0x0000000004EB1000-memory.dmp

Filesize
4KB

Download
memory/804-135-0x0000000004E30000-0x000000000532E000-memory.dmp

Filesize
5.0MB

Download
memory/804-129-0x0000000000436DDE-mapping.dmp

Download
memory/2968-122-0x0000000004B90000-0x0000000004B91000-memory.dmp

Filesize
4KB

Download
memory/2968-126-0x0000000007020000-0x0000000007021000-memory.dmp

Filesize
4KB

Download
memory/2968-127-0x0000000007130000-0x0000000007199000-memory.dmp

Filesize
420KB

Download
memory/2968-125-0x0000000006FD0000-0x0000000006FD1000-memory.dmp

Filesize
4KB

Download
memory/2968-124-0x0000000004EE0000-0x0000000004EE8000-memory.dmp

Filesize
32KB

Download
memory/2968-123-0x0000000004B40000-0x0000000004BD2000-memory.dmp

Filesize
584KB

Download
memory/2968-118-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2968-121-0x0000000004BE0000-0x0000000004BE1000-memory.dmp

Filesize
4KB

Download
memory/2968-120-0x0000000005190000-0x0000000005191000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads