Analysis
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max time kernel
94s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
05-09-2024 01:48
Static task
static1
Behavioral task
behavioral1
Sample
cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe
Resource
win10v2004-20240802-en
General
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Target
cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe
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Size
588KB
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MD5
2a4084d4b4a576033cbbef5738f59641
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SHA1
6dd9d7b39e3b3069149b7cecd67c024c1c405253
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SHA256
cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715
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SHA512
021c545e81ca668fd5b46ea9e9c5c29e73a2177d3789d8769cb4a810be675a899ed76845decb4aaad45e43d9ab717a02c8322691656e9cbae3f5f24fbc6768b4
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SSDEEP
12288:HGSjHdficZvtB77oEGXW9wDablWU0mpJZFPREZd0:ma7ZvEWEfUhJBW
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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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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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 4608 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-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.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 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
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe Key opened \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe Key opened \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3296 set thread context of 4248 3296 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe 96 -
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 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4608 powershell.exe 4608 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4248 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe Token: SeDebugPrivilege 4608 powershell.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3296 wrote to memory of 4608 3296 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe 94 PID 3296 wrote to memory of 4608 3296 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe 94 PID 3296 wrote to memory of 4608 3296 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe 94 PID 3296 wrote to memory of 4248 3296 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe 96 PID 3296 wrote to memory of 4248 3296 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe 96 PID 3296 wrote to memory of 4248 3296 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe 96 PID 3296 wrote to memory of 4248 3296 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe 96 PID 3296 wrote to memory of 4248 3296 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe 96 PID 3296 wrote to memory of 4248 3296 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe 96 PID 3296 wrote to memory of 4248 3296 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe 96 PID 3296 wrote to memory of 4248 3296 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe 96 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe"C:\Users\Admin\AppData\Local\Temp\cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3296 -
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\cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4608
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C:\Users\Admin\AppData\Local\Temp\cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe"C:\Users\Admin\AppData\Local\Temp\cf0640554fe636e6ad2983b7c61a4a62e3d368080bef6084024e23e7dbfe9715.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4248
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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