Analysis
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max time kernel
119s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 00:28
General
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Target
Proforma faktura 05.08.2020.exe
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Size
450KB
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MD5
61157457265e145de8823bca43f71419
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SHA1
1d8ce0df5af4dc4cc9d82ba5e6cfc4378320a7bf
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SHA256
8ec6be5f0aa7e1ac4aae554d03ab7189f5523fcbc0fda6eba1261d952b3a3246
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SHA512
492a79153b518fd4915a4f7cc979a665a2ec2c4c28f2bb31177734c6fc6572be6d3cbfa2892e1993703707738e47956cd4064f3ac859f7fa0c4658a6c37962bd
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.fratellidelpiano.com/ - Port:
21 - Username:
[email protected] - Password:
playboy123#
Protocol: ftp- Host:
ftp://ftp.fratellidelpiano.com/ - Port:
21 - Username:
[email protected] - Password:
playboy123#
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 1 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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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 9 IoCs
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Suspicious use of AdjustPrivilegeToken 2 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 faktura 05.08.2020.exe"C:\Users\Admin\AppData\Local\Temp\Proforma faktura 05.08.2020.exe"1⤵
- Checks computer location settings
- 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\bqfffQasLkS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4E3F.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Proforma faktura 05.08.2020.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp4E3F.tmpFilesize
1KB
MD5b0d19aa407e3bfb7431383f42d4e0dcc
SHA195b6f68b046eb2337655af45555f8802002725a1
SHA2561c7f471de46bd1fa8b7210163d74ae725c77f45f4cf5ac619b1f28d8e3880b68
SHA512a5ac7d6acea55a35ea351a389a0a6e8f3dcbec192ee4f08ddad016a22c861df5b73b8c99f5ccdfca4ab2a4be8f075e8a278cea6ca1624157f4deed2ebb4b3bf2
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memory/220-133-0x0000000000000000-mapping.dmp
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memory/3040-130-0x00000000004B0000-0x0000000000526000-memory.dmpFilesize
472KB
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memory/3040-131-0x00000000051F0000-0x000000000528C000-memory.dmpFilesize
624KB
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memory/3040-132-0x0000000005330000-0x00000000053C2000-memory.dmpFilesize
584KB
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memory/4632-135-0x0000000000000000-mapping.dmp
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memory/4632-136-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/4632-137-0x00000000058A0000-0x0000000005E44000-memory.dmpFilesize
5.6MB
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memory/4632-138-0x0000000005830000-0x0000000005896000-memory.dmpFilesize
408KB
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memory/4632-139-0x0000000006830000-0x0000000006880000-memory.dmpFilesize
320KB
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memory/4632-140-0x0000000006E50000-0x0000000006E5A000-memory.dmpFilesize
40KB