Analysis
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max time kernel
118s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
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submitted
04-12-2023 09:24
General
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Target
RFQ2207004---140HQ-----_pdf .exe
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Size
1019KB
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MD5
4d0ebc34ea0cb64d9bba7ec0af2951a4
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SHA1
c315635a143e7d524b7dfae4239d219303af3b43
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SHA256
e08872d907e4d85eb08e12941a9d2784455b7998055aac1866d79a6028647078
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SHA512
29164bc957e299f4ee4a79586a0ff025a99038738387758f06e3980843408c1deff904ca83e9f91b71a887bbaf99e98f26a8d487096691ff57efabc1fc574f54
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SSDEEP
24576:BRXxtO5drZN8jo7OKvw4lU+TTjh5IYT4dXFSndFLecp86tdYuO1QRkZzv:Bm3znIQ
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mailbuilderbuilder.com - Port:
587 - Username:
[email protected] - Password:
Alluminio.1 - 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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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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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\RFQ2207004---140HQ-----_pdf .exe"C:\Users\Admin\AppData\Local\Temp\RFQ2207004---140HQ-----_pdf .exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\RFQ2207004---140HQ-----_pdf .exe"C:\Users\Admin\AppData\Local\Temp\RFQ2207004---140HQ-----_pdf .exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
264KB
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Filesize
256KB
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Filesize
6.9MB
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Filesize
256KB
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Filesize
6.9MB
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Filesize
264KB
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Filesize
264KB
-
Filesize
264KB
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Filesize
4KB
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Filesize
264KB
-
Filesize
264KB
-
Filesize
264KB
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Filesize
256KB
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Filesize
256KB
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Filesize
6.9MB
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Filesize
6.9MB
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Filesize
304KB
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Filesize
256KB
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Filesize
1.0MB
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Filesize
24KB
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Filesize
352KB
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Filesize
256KB
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Filesize
6.9MB