Analysis
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max time kernel
147s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
15-01-2025 13:25
Static task
static1
Behavioral task
behavioral1
Sample
malw.exe
Resource
win7-20241010-en
General
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Target
malw.exe
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Size
1.2MB
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MD5
22d9e4c8cc847c00f6960db7a8c72e5e
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SHA1
7d3b6f9cc791e59cb94e7535264bbd341a308816
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SHA256
c11d3e952d5ce223ed5ce78b71fcb383faaab5046f3feb38c6b7ad2f85463225
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SHA512
bf567707a42f8a774c707324d349323f2a42805d8541b5f610a4b679b3d0a10ffe37a02f1fe51f3d7ae772dee74c6ba133889869cda443ba1a64358a611c9951
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SSDEEP
12288:vbholoJNhQ/cWS7stme4I1JoqHUt9LhPceZ1Z/TTE7FR5nLbySOQl:qiJN+UVskaJd0t9LhPPZc7Fnb
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot6882044231:AAEdfz6RtcLc5FDAwOwS8UYabnK3tQ7x4bs/
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.
pid Process 4888 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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation malw.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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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4444 set thread context of 2524 4444 malw.exe 99 -
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 malw.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language malw.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4444 malw.exe 4444 malw.exe 2524 malw.exe 2524 malw.exe 4888 powershell.exe 4888 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4444 malw.exe Token: SeDebugPrivilege 2524 malw.exe Token: SeDebugPrivilege 4888 powershell.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4444 wrote to memory of 4888 4444 malw.exe 96 PID 4444 wrote to memory of 4888 4444 malw.exe 96 PID 4444 wrote to memory of 4888 4444 malw.exe 96 PID 4444 wrote to memory of 3464 4444 malw.exe 98 PID 4444 wrote to memory of 3464 4444 malw.exe 98 PID 4444 wrote to memory of 3464 4444 malw.exe 98 PID 4444 wrote to memory of 2524 4444 malw.exe 99 PID 4444 wrote to memory of 2524 4444 malw.exe 99 PID 4444 wrote to memory of 2524 4444 malw.exe 99 PID 4444 wrote to memory of 2524 4444 malw.exe 99 PID 4444 wrote to memory of 2524 4444 malw.exe 99 PID 4444 wrote to memory of 2524 4444 malw.exe 99 PID 4444 wrote to memory of 2524 4444 malw.exe 99 PID 4444 wrote to memory of 2524 4444 malw.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\malw.exe"C:\Users\Admin\AppData\Local\Temp\malw.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4444 -
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\malw.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4888
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C:\Users\Admin\AppData\Local\Temp\malw.exe"C:\Users\Admin\AppData\Local\Temp\malw.exe"2⤵PID:3464
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C:\Users\Admin\AppData\Local\Temp\malw.exe"C:\Users\Admin\AppData\Local\Temp\malw.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2524
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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
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82