Analysis
-
max time kernel
107s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
07-06-2023 17:16
Behavioral task
behavioral1
Sample
90d9c203070aa9ee80dce9132414862bf917326d61385c98a05e21e44ef5c349.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
90d9c203070aa9ee80dce9132414862bf917326d61385c98a05e21e44ef5c349.exe
Resource
win10v2004-20230220-en
General
-
Target
90d9c203070aa9ee80dce9132414862bf917326d61385c98a05e21e44ef5c349.exe
-
Size
164KB
-
MD5
0078dcf029269f5ef4788fadb3926337
-
SHA1
2f4fc93c041722aa3bac71a2399ae4a704334ed1
-
SHA256
90d9c203070aa9ee80dce9132414862bf917326d61385c98a05e21e44ef5c349
-
SHA512
920732dcd6fb583e9c90f045e4e07719d087407e482bb53f877859d806bcdc1623a554c796997153f98c12877a74134490e7cb0721b95a94a6c1ec52e9b63cc8
-
SSDEEP
3072:JisUOGkFO/t7EVE+OsfAijH/MYK2IOAQAuW6scPhe:tGUONEVE+OsfHLvIOCtc
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.nutiribio.com - Port:
587 - Username:
[email protected] - Password:
zGNVO(l5 - Email To:
[email protected]
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 90d9c203070aa9ee80dce9132414862bf917326d61385c98a05e21e44ef5c349.exe Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 90d9c203070aa9ee80dce9132414862bf917326d61385c98a05e21e44ef5c349.exe Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 90d9c203070aa9ee80dce9132414862bf917326d61385c98a05e21e44ef5c349.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 12 api.ipify.org 13 api.ipify.org -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1368 90d9c203070aa9ee80dce9132414862bf917326d61385c98a05e21e44ef5c349.exe 1368 90d9c203070aa9ee80dce9132414862bf917326d61385c98a05e21e44ef5c349.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1368 90d9c203070aa9ee80dce9132414862bf917326d61385c98a05e21e44ef5c349.exe -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 90d9c203070aa9ee80dce9132414862bf917326d61385c98a05e21e44ef5c349.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 90d9c203070aa9ee80dce9132414862bf917326d61385c98a05e21e44ef5c349.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\90d9c203070aa9ee80dce9132414862bf917326d61385c98a05e21e44ef5c349.exe"C:\Users\Admin\AppData\Local\Temp\90d9c203070aa9ee80dce9132414862bf917326d61385c98a05e21e44ef5c349.exe"1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1368