Analysis
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max time kernel
117s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
21/05/2024, 01:53
Static task
static1
Behavioral task
behavioral1
Sample
bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe
Resource
win7-20240221-en
General
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Target
bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe
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Size
855KB
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MD5
23603bfafc152b25980d9d2daf1a7eb7
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SHA1
ad240c8ff5e81a18f6c71f0392c8e1b0bf96bf87
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SHA256
bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875
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SHA512
ff262a11a4d3ffdb1ae97f5f07b9e09a2b9deb9baa9aeaed52624e5dc1a5394a61aa20979ab7d95f0572f34f4e301e0dda7d4353f7088b8964b31059bd0a1cba
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SSDEEP
24576:GWtb3BEyS/eRwgblVA3LIRJPfSWUhh2l:VZBEnxIlVwcRp
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
webmail.thestore99.shop - Port:
587 - Username:
[email protected] - Password:
@thestore99.shop - 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 2680 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 2156 set thread context of 2984 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 32 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2536 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 2984 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 2984 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 2680 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe Token: SeDebugPrivilege 2984 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe Token: SeDebugPrivilege 2680 powershell.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2156 wrote to memory of 2680 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 28 PID 2156 wrote to memory of 2680 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 28 PID 2156 wrote to memory of 2680 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 28 PID 2156 wrote to memory of 2680 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 28 PID 2156 wrote to memory of 2536 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 30 PID 2156 wrote to memory of 2536 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 30 PID 2156 wrote to memory of 2536 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 30 PID 2156 wrote to memory of 2536 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 30 PID 2156 wrote to memory of 2984 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 32 PID 2156 wrote to memory of 2984 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 32 PID 2156 wrote to memory of 2984 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 32 PID 2156 wrote to memory of 2984 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 32 PID 2156 wrote to memory of 2984 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 32 PID 2156 wrote to memory of 2984 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 32 PID 2156 wrote to memory of 2984 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 32 PID 2156 wrote to memory of 2984 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 32 PID 2156 wrote to memory of 2984 2156 bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe"C:\Users\Admin\AppData\Local\Temp\bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2156 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZgyPhDuHCFbHKh.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2680
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZgyPhDuHCFbHKh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp57C1.tmp"2⤵
- Creates scheduled task(s)
PID:2536
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C:\Users\Admin\AppData\Local\Temp\bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe"C:\Users\Admin\AppData\Local\Temp\bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2984
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD58aa3a22cd602d9515d7751a3aecf02b1
SHA1801f9f2a7136acc4cd2c6a797b7f8c802ed98133
SHA25637193f7060a9ab106c97d26931393f7d0a8be34bdcdd0e804f60ab535cc5c9aa
SHA51285f38b02f293ac7f27ab0d63f84b7c72b5d02e5baef2a34cb6b1aceb20305b1c334dab57526a1e06f1d83347a80c602c5880ba11fa398ed76b7a9ed8f8e067af