Analysis
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max time kernel
93s -
max time network
94s -
platform
windows11-21h2_x64 -
resource
win11-20240802-en -
resource tags
arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system -
submitted
15-09-2024 11:35
Static task
static1
Behavioral task
behavioral1
Sample
8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral2
Sample
8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe
Resource
win11-20240802-en
General
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Target
8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe
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Size
755KB
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MD5
49a1b7551dcb6332880de16b36be8015
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SHA1
f14439e569ab7bdde5f50e1a430fdfc150fd45d2
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SHA256
8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac
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SHA512
a4d88e90e5aa53eb9d07b3527e1c4835c0a1cc2f2566a941da6e73cc1ded4c365faada34cf8cb632e2d4d2bce285f2b964962e944ad5fcb31cb9ebc8c1a1c940
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SSDEEP
12288:UytYRaUnn/ccM2iYx019cfbIX3sOZ6zHiit9ZSM+cYyvN+m5VbzODW151ZkR:5YgUkcX0/cfS8OZ6zHvocFPVHSg1E
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
aowapnzgtwgqowgt - 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 3556 powershell.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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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4976 set thread context of 4920 4976 8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe 83 -
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 8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4920 8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe 4920 8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe 3556 powershell.exe 3556 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4920 8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe Token: SeDebugPrivilege 3556 powershell.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4976 wrote to memory of 3556 4976 8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe 81 PID 4976 wrote to memory of 3556 4976 8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe 81 PID 4976 wrote to memory of 3556 4976 8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe 81 PID 4976 wrote to memory of 4920 4976 8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe 83 PID 4976 wrote to memory of 4920 4976 8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe 83 PID 4976 wrote to memory of 4920 4976 8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe 83 PID 4976 wrote to memory of 4920 4976 8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe 83 PID 4976 wrote to memory of 4920 4976 8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe 83 PID 4976 wrote to memory of 4920 4976 8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe 83 PID 4976 wrote to memory of 4920 4976 8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe 83 PID 4976 wrote to memory of 4920 4976 8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe"C:\Users\Admin\AppData\Local\Temp\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4976 -
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\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3556
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C:\Users\Admin\AppData\Local\Temp\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe"C:\Users\Admin\AppData\Local\Temp\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4920
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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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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe.log
Filesize1KB
MD57e1ed0055c3eaa0bbc4a29ec1ef15a6a
SHA1765b954c1adbb6a6ecc4fe912fdaa6d0fba0ae7d
SHA2564c17576f64dea465c45a50573ee41771f7be9962ab2d07f961af4df5589bdcce
SHA512de7c784c37d18c43820908add88f08ab4864c0ef3f9d158cc2c9d1bab120613cb093dd4bfc5d7ed0c289414956cfe0b213c386f8e6b5753847dec915566297c8
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82