Analysis
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max time kernel
144s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-11-2024 11:29
Static task
static1
Behavioral task
behavioral1
Sample
Quote_220072.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
Quote_220072.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20241010-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
General
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Target
Quote_220072.exe
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Size
1.1MB
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MD5
ac900546c8bf5b3be3184502d0d2d7ba
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SHA1
6427b2e160082bdb6a5b0213a3de348986f31530
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SHA256
23df64fa762b5942d08dc6bf6f5afc75fc932519a96070af492e237b5483747f
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SHA512
4b6bcd3c9413177629668f37160372b65c598a4c5c2ab7eae0905074761e49105b6e954fcfdccae11501120fba4a2dd59d477eab76911a6dd94e184bd7afeb56
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SSDEEP
24576:T4nhDoAFBOCmg1OJnkFWsksVBNF/ZNXLGQ7WczkxFnfbP97:T+hkcOCm+OWFW+V5BNXKQKczgt
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.mbarieservicesltd.com - Port:
587 - Username:
[email protected] - Password:
*o9H+18Q4%;M - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Agenttesla family
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Guloader family
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Loads dropped DLL 1 IoCs
Processes:
Quote_220072.exepid process 4812 Quote_220072.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
Quote_220072.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quote_220072.exe Key opened \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quote_220072.exe Key opened \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quote_220072.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
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Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
Processes:
Quote_220072.exepid process 3544 Quote_220072.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
Quote_220072.exeQuote_220072.exepid process 4812 Quote_220072.exe 3544 Quote_220072.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Quote_220072.exedescription pid process target process PID 4812 set thread context of 3544 4812 Quote_220072.exe Quote_220072.exe -
Drops file in Program Files directory 2 IoCs
Processes:
Quote_220072.exedescription ioc process File opened for modification C:\Program Files (x86)\Common Files\brisantgranatens\baegersvamp.For Quote_220072.exe File opened for modification C:\Program Files (x86)\Common Files\Azonic255\lithoclase.ini Quote_220072.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
Quote_220072.exeQuote_220072.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Quote_220072.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Quote_220072.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
Quote_220072.exepid process 4812 Quote_220072.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Quote_220072.exedescription pid process Token: SeDebugPrivilege 3544 Quote_220072.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
Quote_220072.exedescription pid process target process PID 4812 wrote to memory of 3544 4812 Quote_220072.exe Quote_220072.exe PID 4812 wrote to memory of 3544 4812 Quote_220072.exe Quote_220072.exe PID 4812 wrote to memory of 3544 4812 Quote_220072.exe Quote_220072.exe PID 4812 wrote to memory of 3544 4812 Quote_220072.exe Quote_220072.exe PID 4812 wrote to memory of 3544 4812 Quote_220072.exe Quote_220072.exe -
outlook_office_path 1 IoCs
Processes:
Quote_220072.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quote_220072.exe -
outlook_win_path 1 IoCs
Processes:
Quote_220072.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Quote_220072.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Quote_220072.exe"C:\Users\Admin\AppData\Local\Temp\Quote_220072.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4812 -
C:\Users\Admin\AppData\Local\Temp\Quote_220072.exe"C:\Users\Admin\AppData\Local\Temp\Quote_220072.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3544
Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
12KB
MD5d6f54d2cefdf58836805796f55bfc846
SHA1b980addc1a755b968dd5799179d3b4f1c2de9d2d
SHA256f917aef484d1fbb4d723b2e2d3045cb6f5f664e61fbb3d5c577bd1c215de55d9
SHA512ce67da936a93d46ef7e81abc8276787c82fd844c03630ba18afc3528c7e420c3228bfe82aeda083bb719f2d1314afae913362abd1e220cb364606519690d45db