Analysis
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max time kernel
124s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
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submitted
21-07-2023 09:39
General
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Target
Payment_Confirmation_230721pdf.exe
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Size
53KB
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MD5
4feef1aae6a0fec7806c2c0fbbee297e
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SHA1
2be923d8dc05abe584621a4bff5c9178cf43777a
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SHA256
e03f7cbee9ba8443d200f1bcc47101185dcdc27b965b0ce9b650a0aae4c40492
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SHA512
44c8d14b4543909e5f1451f25330f8d7a9679d12b2eaefab2c21dd8cf1d41491d1e41b00230a4cf36b5be63ba1b9721ce8c4ee07d0f802b5c284c6c655661a31
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SSDEEP
768:qgyiRquYaRH/+MSlKphRUsSnDK3EaC8l2bP3SScNY8nfRqTuM+1+S:q1iRTYqNuKZUsgDK3EaqL36G8ETugS
Malware Config
Extracted
purecrypter
https://files.catbox.moe/730d8u.wav
Extracted
agenttesla
https://api.telegram.org/bot5866125639:AAHczhVa6KsnPdrAfpcJqJMrQ8ZeqF9Y-b0/
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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PureCrypter
PureCrypter is a .NET malware loader first seen in early 2021.
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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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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 SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 8 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\Payment_Confirmation_230721pdf.exe"C:\Users\Admin\AppData\Local\Temp\Payment_Confirmation_230721pdf.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Payment_Confirmation_230721pdf.exeC:\Users\Admin\AppData\Local\Temp\Payment_Confirmation_230721pdf.exe2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5a13312e452bb67b8b110b6d7fbc6cf6f
SHA1057c5cc1d9b4c48eb1cb78463d8d7599f8fd8a50
SHA256d5e1315b62697659a967e9aaac291e96ab9cc7d90bab47bc30e6c338a81f479b
SHA5121e60ceb2af03e9eb8a347bf0ae2e57601ca82e51ec14962eba368393da46f939ff0429d54d59c8a90fbc8f32ed71c880634e0239ccc26c86c40496acdac7b9b0
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Filesize
80KB
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Filesize
7.7MB
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Filesize
64KB
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Filesize
136KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
856KB
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Filesize
7.7MB
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Filesize
64KB
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Filesize
4KB
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Filesize
5.6MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
192KB
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Filesize
64KB
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Filesize
408KB
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Filesize
320KB
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Filesize
1.8MB
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Filesize
584KB
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Filesize
40KB
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Filesize
7.7MB
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Filesize
64KB