Analysis
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max time kernel
147s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
08-12-2022 19:42
Static task
static1
Behavioral task
behavioral1
Sample
DVSWIFTS.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
DVSWIFTS.exe
Resource
win10v2004-20220901-en
General
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Target
DVSWIFTS.exe
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Size
610KB
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MD5
ceaeb1219c2dc105358d2ba55a4db41c
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SHA1
741dbff396ff8e19f3cae1da3f6ba544ae0988c9
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SHA256
4b9e0192120c6a09ac2d2c2fc746115035acf7a2d76e4e16c6bb229a96b61cd6
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SHA512
7dde7fdacd1da19fd4db86645ef31df6b0e342a319736778e3625862ab8c588eecc452f414d417f75015b9289bb7dfd0e6d657ce2f9797fb89cd73dac910fbbb
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SSDEEP
12288:7aqbW9hZjkEE5diLXApOUuGRYhajojt/3b1P4:7aqbJdiEpnuOY8Ghh
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.mad-max.pila.pl - Port:
587 - Username:
[email protected] - Password:
JCbDYyer - 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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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 2 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:
DVSWIFTS.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DVSWIFTS.exe Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DVSWIFTS.exe Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DVSWIFTS.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.
Processes:
flow ioc 35 api.ipify.org 36 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
DVSWIFTS.exedescription pid process target process PID 1452 set thread context of 4836 1452 DVSWIFTS.exe DVSWIFTS.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
DVSWIFTS.exepid process 4836 DVSWIFTS.exe 4836 DVSWIFTS.exe 4836 DVSWIFTS.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
DVSWIFTS.exepid process 4836 DVSWIFTS.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
DVSWIFTS.exedescription pid process Token: SeDebugPrivilege 4836 DVSWIFTS.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
DVSWIFTS.exedescription pid process target process PID 1452 wrote to memory of 4836 1452 DVSWIFTS.exe DVSWIFTS.exe PID 1452 wrote to memory of 4836 1452 DVSWIFTS.exe DVSWIFTS.exe PID 1452 wrote to memory of 4836 1452 DVSWIFTS.exe DVSWIFTS.exe PID 1452 wrote to memory of 4836 1452 DVSWIFTS.exe DVSWIFTS.exe PID 1452 wrote to memory of 4836 1452 DVSWIFTS.exe DVSWIFTS.exe PID 1452 wrote to memory of 4836 1452 DVSWIFTS.exe DVSWIFTS.exe PID 1452 wrote to memory of 4836 1452 DVSWIFTS.exe DVSWIFTS.exe PID 1452 wrote to memory of 4836 1452 DVSWIFTS.exe DVSWIFTS.exe -
outlook_office_path 1 IoCs
Processes:
DVSWIFTS.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DVSWIFTS.exe -
outlook_win_path 1 IoCs
Processes:
DVSWIFTS.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DVSWIFTS.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\DVSWIFTS.exe"C:\Users\Admin\AppData\Local\Temp\DVSWIFTS.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1452 -
C:\Users\Admin\AppData\Local\Temp\DVSWIFTS.exe"C:\Users\Admin\AppData\Local\Temp\DVSWIFTS.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4836
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