agenttesla | 9b9c130c4cd11f31f4ec82680ba17ac7d1c4efbdc4dcce1f6cbd0d9fe30e5e03

General

Target

Non Woven Mask Order .exe
Size

426KB
MD5

335450eeaf31a3bc22f25670afaf9397
SHA1

fae04706b347088b2849a931203d5b9d460f8bf6
SHA256

65b89c429b971357162bfeb2981a77ea429b78f901dfc1bc9e41ee61df3fa58b
SHA512

64f2207fa492ee03f93645ee8e690f1eb4943b48bc1d851608c73972871d0df66c310b7336abe4a93ee800cb3761e4689e446e84f99e006da8d6236445e03b5a

Score

10^/10

agenttesla collection keylogger rezer0 spyware stealer trojan

Malware Config

Signatures

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

AgentTesla Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1472-58-0x0000000004C10000-0x0000000004C5E000-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/1472-57-0x0000000004B80000-0x0000000004BD6000-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:

Non Woven Mask Order .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	Non Woven Mask Order .exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Non Woven Mask Order .exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Non Woven Mask Order .exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Non Woven Mask Order .exe

pid process

1472 Non Woven Mask Order .exe
1472 Non Woven Mask Order .exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Non Woven Mask Order .exe

description pid process

Token: SeDebugPrivilege 1472 Non Woven Mask Order .exe

pid	process
1472	Non Woven Mask Order .exe
1472	Non Woven Mask Order .exe

description	pid	process
Token: SeDebugPrivilege	1472	Non Woven Mask Order .exe

outlook_office_path 1 IoCs

Processes:

Non Woven Mask Order .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	Non Woven Mask Order .exe

outlook_win_path 1 IoCs

Processes:

Non Woven Mask Order .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	Non Woven Mask Order .exe

C:\Users\Admin\AppData\Local\Temp\Non Woven Mask Order .exe
"C:\Users\Admin\AppData\Local\Temp\Non Woven Mask Order .exe"
1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1472

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/1472-54-0x0000000001350000-0x00000000013C0000-memory.dmp

Filesize
448KB

Download
memory/1472-55-0x0000000076C81000-0x0000000076C83000-memory.dmp

Filesize
8KB

Download
memory/1472-56-0x00000000004C0000-0x00000000004C8000-memory.dmp

Filesize
32KB

Download
memory/1472-57-0x0000000004B80000-0x0000000004BD6000-memory.dmp

Filesize
344KB

Download
memory/1472-58-0x0000000004C10000-0x0000000004C5E000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads