Analysis
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max time kernel
94s -
max time network
204s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
03-10-2024 03:18
Static task
static1
Behavioral task
behavioral1
Sample
mQ7ZTZwR2NJLtNM.exe
Resource
win7-20240903-en
General
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Target
mQ7ZTZwR2NJLtNM.exe
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Size
828KB
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MD5
6fa873a823b816815a4da51dc8b48136
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SHA1
7da75b86140a1cd7120ab3038d7c53a1e7152c1b
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SHA256
fbe9ef5a14528618215ecf78e37b2e7079399d4f97d6ff47f1f72657d09aefd0
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SHA512
368528ee3c2609e99cb0b9ec55cbf9a53ccd29591ff28f39e14474b0f8eac53d0081cb9e6b5854dbe9543f2c6492ea754a8d55b383722600be54418f336d54dd
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SSDEEP
12288:DTv8CQCuldjv7+1zNjbFBnc9Za3LKnFAEUfJ0RFBcW/68weKuENkzhvr:nv8RldjvCDbTV3LKnF9MJueW/6UINav
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.apexrnun.com - Port:
587 - Username:
[email protected] - Password:
dU*wU0)yR;?4q|-# - 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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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2988 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation mQ7ZTZwR2NJLtNM.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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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 21 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4504 set thread context of 3056 4504 mQ7ZTZwR2NJLtNM.exe 89 -
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 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mQ7ZTZwR2NJLtNM.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mQ7ZTZwR2NJLtNM.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3056 mQ7ZTZwR2NJLtNM.exe 3056 mQ7ZTZwR2NJLtNM.exe 2988 powershell.exe 2988 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3056 mQ7ZTZwR2NJLtNM.exe Token: SeDebugPrivilege 2988 powershell.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4504 wrote to memory of 2988 4504 mQ7ZTZwR2NJLtNM.exe 87 PID 4504 wrote to memory of 2988 4504 mQ7ZTZwR2NJLtNM.exe 87 PID 4504 wrote to memory of 2988 4504 mQ7ZTZwR2NJLtNM.exe 87 PID 4504 wrote to memory of 3056 4504 mQ7ZTZwR2NJLtNM.exe 89 PID 4504 wrote to memory of 3056 4504 mQ7ZTZwR2NJLtNM.exe 89 PID 4504 wrote to memory of 3056 4504 mQ7ZTZwR2NJLtNM.exe 89 PID 4504 wrote to memory of 3056 4504 mQ7ZTZwR2NJLtNM.exe 89 PID 4504 wrote to memory of 3056 4504 mQ7ZTZwR2NJLtNM.exe 89 PID 4504 wrote to memory of 3056 4504 mQ7ZTZwR2NJLtNM.exe 89 PID 4504 wrote to memory of 3056 4504 mQ7ZTZwR2NJLtNM.exe 89 PID 4504 wrote to memory of 3056 4504 mQ7ZTZwR2NJLtNM.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\mQ7ZTZwR2NJLtNM.exe"C:\Users\Admin\AppData\Local\Temp\mQ7ZTZwR2NJLtNM.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4504 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\mQ7ZTZwR2NJLtNM.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2988
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C:\Users\Admin\AppData\Local\Temp\mQ7ZTZwR2NJLtNM.exe"C:\Users\Admin\AppData\Local\Temp\mQ7ZTZwR2NJLtNM.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3056
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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
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82