Analysis
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max time kernel
136s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
21-05-2022 01:33
General
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Target
RFQ ICT-200068-MKE-AL ESTISHARI_pdf.exe
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Size
603KB
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MD5
23f551a5ac8ec744ece3dabee871cd30
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SHA1
97227666e1b88f7f6e2d88e6d53c832edf6f52cb
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SHA256
3ac8a6bb8e3551f1889bcdbe567d78c4d1afd90f91904d5bbaffc6879abbb37a
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SHA512
0f53a4efdc1159a96e177e288b0a7ca58bd4acd3ade45a5720d4633f514f824a42bba761859fd6a7c6f0da51f32c493fb7b1bf73526d28bf4574858d5bc4e25e
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.specialmetal.ir - Port:
587 - Username:
[email protected] - Password:
02188985257
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 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\RFQ ICT-200068-MKE-AL ESTISHARI_pdf.exe"C:\Users\Admin\AppData\Local\Temp\RFQ ICT-200068-MKE-AL ESTISHARI_pdf.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\FhDgCxwjwYe" /XML "C:\Users\Admin\AppData\Local\Temp\tmp33C.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\RFQ ICT-200068-MKE-AL ESTISHARI_pdf.exe"C:\Users\Admin\AppData\Local\Temp\RFQ ICT-200068-MKE-AL ESTISHARI_pdf.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- 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\tmp33C.tmpFilesize
1KB
MD5e61b7d7baf7263b19aae171cd2cda59e
SHA18bcbb5a4318fb3883717e9e4cd255adff7c21bae
SHA256e033c0ee1ab4970683ace098b5a1fcb2b1b409d82bfdeacb047744259e43bd4f
SHA512ca940533a522f7016c9206c72b7b4fb84b58cd0cf7bcd4417680ecdbc248e9b78c2f8b0caccea609485388d802ad042732adbf74510a9c450bfabd7f484f6355
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memory/1232-59-0x0000000000000000-mapping.dmp
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memory/1356-57-0x00000000054A0000-0x0000000005514000-memory.dmpFilesize
464KB
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memory/1356-54-0x00000000008D0000-0x000000000096E000-memory.dmpFilesize
632KB
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memory/1356-58-0x00000000043F0000-0x000000000444A000-memory.dmpFilesize
360KB
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memory/1356-56-0x0000000000250000-0x0000000000262000-memory.dmpFilesize
72KB
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memory/1356-55-0x0000000075361000-0x0000000075363000-memory.dmpFilesize
8KB
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memory/1704-61-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
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memory/1704-62-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
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memory/1704-64-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
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memory/1704-65-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
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memory/1704-66-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
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memory/1704-67-0x000000000045445E-mapping.dmp
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memory/1704-69-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
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memory/1704-71-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB