Analysis
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max time kernel
406s -
max time network
409s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
28-04-2022 07:35
General
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Target
tesla.exe
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Size
1.0MB
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MD5
bafa9bd077c451f845e0ecca1010607d
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SHA1
e3c6c99c6680a3ef5a25e511b97dfa1d6b91b5bc
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SHA256
ef19393cf49f6fc5899b0fd1b29530e49f35776341b03ef6b0b0a5e0cfce3418
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SHA512
f443d5775a34c40983451b8143cfdf82a5fc049e889f5d3885be69818dbc9a20fe1a69cc06eaa24bceb7761fddd95ff39be75fa08d78231a96bf5bdc6bcf730f
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.buynsell.com.pk - Port:
587 - Username:
[email protected] - Password:
YNTWThjj19791206 - 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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AgentTesla Payload 6 IoCs
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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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 13 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\tesla.exe"C:\Users\Admin\AppData\Local\Temp\tesla.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OVsjEvRP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF806.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\tesla.exe"C:\Users\Admin\AppData\Local\Temp\tesla.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD582c6242023d3c5da7d2e318c3267517d
SHA141c3976c52ef2e38eea278f523305a7d68319097
SHA256b853e505c5eb00a87d940e4374d98e20ae6a8fd9556c66c25c1af7e041321438
SHA51234dc3c31b1ba52e5c6e431eaa0c3cc24ea44289373543607752679455e80862b072dc0ec93bed4948961c71a8e449a3ea4b3dfb25621241ed3c80a87a8caf6e8
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Filesize
1.1MB
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Filesize
944KB
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Filesize
8KB
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Filesize
96KB
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Filesize
544KB
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Filesize
248KB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB