Analysis
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max time kernel
121s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
23-05-2024 01:52
Static task
static1
Behavioral task
behavioral1
Sample
662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe
Resource
win7-20240221-en
General
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Target
662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe
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Size
667KB
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MD5
2cf895235f1a59a179941ba1010f803c
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SHA1
a5aaf0d4dbd06cca54001311e81de4e0c593d8a3
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SHA256
662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c
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SHA512
292f28aa8faf6fe89c7d5c3fecc9ffc8fe6954171bad62fdd93f2af89389f8720a69cc2ddf59b973f69688dc8000267c60d084ea5c344fb0eb6d40b43ecc0640
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SSDEEP
12288:QdJeACZVyJgXKN/4ldBrJHelxaWca0nP+XFDDgffJfQLFWh7uxPNE32rM:QdJDl/YdBr9yxa1a02BDgffJfmWhc1+c
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.starmech.in - Port:
587 - Username:
[email protected] - Password:
gaging@2022 - 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 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepid process 2676 powershell.exe 2536 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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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 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exedescription pid process target process PID 1908 set thread context of 2416 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe -
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.
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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exepowershell.exepowershell.exepid process 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 2416 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 2416 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 2676 powershell.exe 2536 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe Token: SeDebugPrivilege 2416 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe Token: SeDebugPrivilege 2676 powershell.exe Token: SeDebugPrivilege 2536 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exepid process 2416 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exedescription pid process target process PID 1908 wrote to memory of 2536 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe powershell.exe PID 1908 wrote to memory of 2536 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe powershell.exe PID 1908 wrote to memory of 2536 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe powershell.exe PID 1908 wrote to memory of 2536 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe powershell.exe PID 1908 wrote to memory of 2676 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe powershell.exe PID 1908 wrote to memory of 2676 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe powershell.exe PID 1908 wrote to memory of 2676 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe powershell.exe PID 1908 wrote to memory of 2676 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe powershell.exe PID 1908 wrote to memory of 2500 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe schtasks.exe PID 1908 wrote to memory of 2500 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe schtasks.exe PID 1908 wrote to memory of 2500 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe schtasks.exe PID 1908 wrote to memory of 2500 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe schtasks.exe PID 1908 wrote to memory of 2416 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe PID 1908 wrote to memory of 2416 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe PID 1908 wrote to memory of 2416 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe PID 1908 wrote to memory of 2416 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe PID 1908 wrote to memory of 2416 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe PID 1908 wrote to memory of 2416 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe PID 1908 wrote to memory of 2416 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe PID 1908 wrote to memory of 2416 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe PID 1908 wrote to memory of 2416 1908 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe"C:\Users\Admin\AppData\Local\Temp\662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1908 -
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\662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2536 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tAAudzIAJWZy.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2676 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tAAudzIAJWZy" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCF31.tmp"2⤵
- Creates scheduled task(s)
PID:2500 -
C:\Users\Admin\AppData\Local\Temp\662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe"C:\Users\Admin\AppData\Local\Temp\662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2416
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\tmpCF31.tmpFilesize
1KB
MD57adf2485eb2238530bfa0dc01298cd57
SHA19031e2ecba6cb5255ab2cef0dc17fc01fbe612a1
SHA256b43cea7161b830a23039c43321129fecb3c75669650cabc0ea859a9300bcd558
SHA512600997d08a5cfbddf61a1baae29c985e1f59dede2c4e4ab651e31d7b9c1a361ffb8049c5bbb7892646bb7d53f6434bd775e16274a956eb7dffd812e1f2862480
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\9H0C79L8C7BPRS59PTBV.tempFilesize
7KB
MD52a444b465134c991c02a00946e5d8371
SHA171c955968d22fa8c6444143b746e31ee62aa6c29
SHA2567d7575283b90c294bea135e24543661ae52554f692e760ec6092c82cf14db3b8
SHA512e71c7a8ccdc8b795eba600054875cfffa64e4d7c672c3c74b0c5466e67df5567d2bb8767614c45b2e0dee4ef5ef3b48815e09d48be5779537678447ad42867d0
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memory/1908-4-0x00000000003B0000-0x00000000003CA000-memory.dmpFilesize
104KB
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memory/1908-32-0x0000000074230000-0x000000007491E000-memory.dmpFilesize
6.9MB
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memory/1908-0-0x000000007423E000-0x000000007423F000-memory.dmpFilesize
4KB
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memory/1908-5-0x0000000000260000-0x0000000000270000-memory.dmpFilesize
64KB
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memory/1908-6-0x0000000005450000-0x00000000054D2000-memory.dmpFilesize
520KB
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memory/1908-2-0x0000000074230000-0x000000007491E000-memory.dmpFilesize
6.9MB
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memory/1908-1-0x00000000008B0000-0x000000000095C000-memory.dmpFilesize
688KB
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memory/1908-3-0x0000000004F10000-0x0000000004FB0000-memory.dmpFilesize
640KB
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memory/2416-29-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2416-28-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2416-31-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2416-25-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2416-23-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2416-21-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2416-19-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2416-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB