Analysis
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max time kernel
44s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
21-05-2022 01:31
General
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Target
new_PO.exe
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Size
435KB
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MD5
1598fe2f01ebb7d03dd1513e4fb80ffd
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SHA1
8bb4691785e5723c41daf61d44213d571a0b762b
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SHA256
90d9c3dff4b28c843235e900ddf5a72b4db361c14b8ac486e871196e434df3b9
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SHA512
a8507d7e0211dbad826e1fbbdd7f009d8cafd484b034d810c95514606de46ca66a29caf3eb2b1483236f347a365e3294730a123f6d04fe5a0b4d7b51e71bf61c
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.ab-care.eu - Port:
587 - Username:
[email protected] - Password:
bayar@2017@abcare
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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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\new_PO.exe"C:\Users\Admin\AppData\Local\Temp\new_PO.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\GAmjYrFvTNb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9DB7.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\new_PO.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp9DB7.tmpFilesize
1KB
MD58ad5a88559addee0671dd770e0537058
SHA18bbfc99b3e2119de8ab68e98bd45b146f5e24e41
SHA25673f3e7eb6520a473c3c761cd3bbd0bd14c274cb7e59729c65a98a36e78108dc8
SHA512a45c518d8387f2403e8badfba357e44d4738e99836de53f66e4eddb5cb146d11a63a0df48d637f81f1dedeaeaf2a81cdeee27c0631891e77b08c21aef4687d01
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memory/952-61-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/952-58-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/952-59-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/952-63-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/952-62-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/952-64-0x000000000044A12E-mapping.dmp
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memory/952-66-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/952-68-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/952-70-0x0000000074B20000-0x00000000750CB000-memory.dmpFilesize
5.7MB
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memory/1648-56-0x0000000000000000-mapping.dmp
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memory/2024-55-0x0000000074B90000-0x000000007513B000-memory.dmpFilesize
5.7MB
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memory/2024-54-0x0000000076011000-0x0000000076013000-memory.dmpFilesize
8KB