Analysis
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max time kernel
125s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
22-11-2024 18:23
Static task
static1
Behavioral task
behavioral1
Sample
ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe
Resource
win7-20240903-en
General
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Target
ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe
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Size
956KB
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MD5
56507d8fc1346411ed4fdbecb4589ec8
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SHA1
a7d542484247819e9037cbd913b8ad1b68b0dad6
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SHA256
ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40
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SHA512
c31e23a032d3551bb17a5bbfdff585ec57f308397739b807c08b082513d63c1984d8cf0a4cd65c2f0863e6ebec0766f161abe6a8860c65a1e44619097cb77e7b
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SSDEEP
12288:9csCELA+12Hd5lpvS36pDfi/xN3xoAS4zxPVzxWWavQ8qiNRJEvhsEY72k2uDF+d:rzxdzxWpq8JE9ePD47tdTmTX
Malware Config
Extracted
Protocol: ftp- Host:
beirutrest.com - Port:
21 - Username:
[email protected] - Password:
9yXQ39wz(uL+
Extracted
agenttesla
Protocol: ftp- Host:
ftp://beirutrest.com - Port:
21 - Username:
[email protected] - Password:
9yXQ39wz(uL+
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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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.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.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 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 20 api.ipify.org 21 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exedescription pid Process procid_target PID 1144 set thread context of 3336 1144 ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe 98 -
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.
Processes:
ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exepowershell.exead3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exepowershell.exepid Process 3336 ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe 3336 ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe 3100 powershell.exe 3100 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exepowershell.exedescription pid Process Token: SeDebugPrivilege 3336 ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe Token: SeDebugPrivilege 3100 powershell.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exedescription pid Process procid_target PID 1144 wrote to memory of 3100 1144 ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe 96 PID 1144 wrote to memory of 3100 1144 ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe 96 PID 1144 wrote to memory of 3100 1144 ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe 96 PID 1144 wrote to memory of 3336 1144 ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe 98 PID 1144 wrote to memory of 3336 1144 ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe 98 PID 1144 wrote to memory of 3336 1144 ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe 98 PID 1144 wrote to memory of 3336 1144 ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe 98 PID 1144 wrote to memory of 3336 1144 ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe 98 PID 1144 wrote to memory of 3336 1144 ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe 98 PID 1144 wrote to memory of 3336 1144 ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe 98 PID 1144 wrote to memory of 3336 1144 ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe"C:\Users\Admin\AppData\Local\Temp\ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1144 -
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\ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3100
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C:\Users\Admin\AppData\Local\Temp\ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe"C:\Users\Admin\AppData\Local\Temp\ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3336
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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