Analysis
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max time kernel
139s -
max time network
138s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
20-10-2021 14:08
General
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Target
Proforma Invoice.pdf.exe
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Size
432KB
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MD5
6adcb6c525f1ea72aa50d28fd1a1b56e
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SHA1
7b33eefe789ead32f955784d6ced94ca94e492dd
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SHA256
f7888d776884d5a8ae1a862a91749ae83bdc227ecb6943a01bb57b27e4565967
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SHA512
8d8b31e0c94e5aec71a5188b547fe7254ecb9a75ffe31abe9dd990e1fe0fb241ca8bd8ef4a554343e9e888dd43f15c0bb03c5cd14e3c45720a982c1aa90e2c7d
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.daproviaggi.it - Port:
587 - Username:
[email protected] - Password:
vacanz.E43
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 3 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 4 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 11 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\Proforma Invoice.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PIJkiDFZY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9E01.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.pdf.exe"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\Microsoft\CLR_v4.0_32\UsageLogs\Proforma Invoice.pdf.exe.logMD5
0c2899d7c6746f42d5bbe088c777f94c
SHA1622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1
SHA2565b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458
SHA512ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078
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memory/1828-134-0x00000000060A0000-0x00000000060A1000-memory.dmpFilesize
4KB
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memory/1828-133-0x00000000057C0000-0x00000000057C1000-memory.dmpFilesize
4KB
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memory/1828-132-0x0000000005340000-0x000000000583E000-memory.dmpFilesize
5.0MB
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memory/1828-126-0x000000000043764E-mapping.dmp
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memory/1828-125-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1936-124-0x0000000000000000-mapping.dmp
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memory/2132-119-0x0000000004FA0000-0x0000000005032000-memory.dmpFilesize
584KB
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memory/2132-123-0x0000000008840000-0x0000000008898000-memory.dmpFilesize
352KB
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memory/2132-122-0x0000000008740000-0x0000000008741000-memory.dmpFilesize
4KB
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memory/2132-121-0x0000000008710000-0x0000000008718000-memory.dmpFilesize
32KB
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memory/2132-120-0x0000000005010000-0x0000000005011000-memory.dmpFilesize
4KB
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memory/2132-115-0x0000000000760000-0x0000000000761000-memory.dmpFilesize
4KB
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memory/2132-118-0x0000000005040000-0x0000000005041000-memory.dmpFilesize
4KB
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memory/2132-117-0x00000000056A0000-0x00000000056A1000-memory.dmpFilesize
4KB