Analysis
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max time kernel
122s -
max time network
133s -
platform
windows7_x64 -
resource
win7-en-20210920 -
submitted
18-10-2021 07:28
General
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Target
RFQ-HL51L05- PO#0010202020A&B.exe
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Size
329KB
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MD5
2fbd15a6d2007c2c438c181e952ef389
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SHA1
fc0f939e922d18a13c67c7957dd84b486472a82e
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SHA256
359aca28cbb86b8055202dd1fe9cc037e16d8863f979e0dd92f2e74056f467f1
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SHA512
55ca8374cd971cef30cec5ceb2835112c3b6406038f20cd72373ff74919214722a4988dbca9d6e170b1e7e49d13a8ea4208c9bdbebd16901ace5afe0025e5a9c
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
iwRaBVG6
https://api.telegram.org/bot2043981125:AAGaa5K6uc5rV5LARENbXhpoD0InPrKgKJI/sendMessage?chat_id=2062013058
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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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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Looks up external IP address via web service 3 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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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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Modifies registry key 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 3 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 17 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-HL51L05- PO#0010202020A&B.exe"C:\Users\Admin\AppData\Local\Temp\RFQ-HL51L05- PO#0010202020A&B.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\BSuGvR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8B4F.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\RFQ-HL51L05- PO#0010202020A&B.exe"C:\Users\Admin\AppData\Local\Temp\RFQ-HL51L05- PO#0010202020A&B.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
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C:\Windows\SysWOW64\REG.exeREG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableRegistryTools /t REG_DWORD /d 1 /f3⤵
- Modifies registry key
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
4KB
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Filesize
8KB
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Filesize
4KB
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Filesize
32KB
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Filesize
264KB
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Filesize
152KB
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Filesize
152KB
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Filesize
152KB
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Filesize
152KB
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Filesize
152KB
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Filesize
152KB
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Filesize
4KB
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