Analysis
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max time kernel
120s -
max time network
136s -
platform
windows7_x64 -
resource
win7-en-20210920 -
submitted
20-10-2021 19:46
Static task
static1
Behavioral task
behavioral1
Sample
a1ca8413f4abb9c076812a67649e43a1.exe
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
a1ca8413f4abb9c076812a67649e43a1.exe
Resource
win10-en-20211014
General
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Target
a1ca8413f4abb9c076812a67649e43a1.exe
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Size
344KB
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MD5
a1ca8413f4abb9c076812a67649e43a1
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SHA1
4b6ac8c212f304478e3a9186ee1745f7357bdf82
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SHA256
ddcd5e4084c257af6efcb44ed128de288db9e6147b8b1bf2cefb66df6ed8be21
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SHA512
8881351ccfa2dc518a21df8e4378fd0136b6b091832ddfcedea9929df8c28f680b0145b034a487c659a556cb54cac9e0615980e22805ff9434ce6b0d590b6f38
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.toantalya.com - Port:
587 - Username:
[email protected] - Password:
mohamad123
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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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
Processes:
a1ca8413f4abb9c076812a67649e43a1.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a1ca8413f4abb9c076812a67649e43a1.exe Key opened \REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a1ca8413f4abb9c076812a67649e43a1.exe Key opened \REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a1ca8413f4abb9c076812a67649e43a1.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 9 freegeoip.app 4 checkip.dyndns.org 8 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
Processes:
a1ca8413f4abb9c076812a67649e43a1.exedescription pid process target process PID 2028 set thread context of 1212 2028 a1ca8413f4abb9c076812a67649e43a1.exe a1ca8413f4abb9c076812a67649e43a1.exe -
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 1 IoCs
Processes:
a1ca8413f4abb9c076812a67649e43a1.exepid process 1212 a1ca8413f4abb9c076812a67649e43a1.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
a1ca8413f4abb9c076812a67649e43a1.exepid process 1212 a1ca8413f4abb9c076812a67649e43a1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
a1ca8413f4abb9c076812a67649e43a1.exedescription pid process Token: SeDebugPrivilege 1212 a1ca8413f4abb9c076812a67649e43a1.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
a1ca8413f4abb9c076812a67649e43a1.exedescription pid process target process PID 2028 wrote to memory of 304 2028 a1ca8413f4abb9c076812a67649e43a1.exe schtasks.exe PID 2028 wrote to memory of 304 2028 a1ca8413f4abb9c076812a67649e43a1.exe schtasks.exe PID 2028 wrote to memory of 304 2028 a1ca8413f4abb9c076812a67649e43a1.exe schtasks.exe PID 2028 wrote to memory of 304 2028 a1ca8413f4abb9c076812a67649e43a1.exe schtasks.exe PID 2028 wrote to memory of 1212 2028 a1ca8413f4abb9c076812a67649e43a1.exe a1ca8413f4abb9c076812a67649e43a1.exe PID 2028 wrote to memory of 1212 2028 a1ca8413f4abb9c076812a67649e43a1.exe a1ca8413f4abb9c076812a67649e43a1.exe PID 2028 wrote to memory of 1212 2028 a1ca8413f4abb9c076812a67649e43a1.exe a1ca8413f4abb9c076812a67649e43a1.exe PID 2028 wrote to memory of 1212 2028 a1ca8413f4abb9c076812a67649e43a1.exe a1ca8413f4abb9c076812a67649e43a1.exe PID 2028 wrote to memory of 1212 2028 a1ca8413f4abb9c076812a67649e43a1.exe a1ca8413f4abb9c076812a67649e43a1.exe PID 2028 wrote to memory of 1212 2028 a1ca8413f4abb9c076812a67649e43a1.exe a1ca8413f4abb9c076812a67649e43a1.exe PID 2028 wrote to memory of 1212 2028 a1ca8413f4abb9c076812a67649e43a1.exe a1ca8413f4abb9c076812a67649e43a1.exe PID 2028 wrote to memory of 1212 2028 a1ca8413f4abb9c076812a67649e43a1.exe a1ca8413f4abb9c076812a67649e43a1.exe PID 2028 wrote to memory of 1212 2028 a1ca8413f4abb9c076812a67649e43a1.exe a1ca8413f4abb9c076812a67649e43a1.exe -
outlook_office_path 1 IoCs
Processes:
a1ca8413f4abb9c076812a67649e43a1.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a1ca8413f4abb9c076812a67649e43a1.exe -
outlook_win_path 1 IoCs
Processes:
a1ca8413f4abb9c076812a67649e43a1.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a1ca8413f4abb9c076812a67649e43a1.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a1ca8413f4abb9c076812a67649e43a1.exe"C:\Users\Admin\AppData\Local\Temp\a1ca8413f4abb9c076812a67649e43a1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LrTzVsJlJuIVJI" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA6BB.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\a1ca8413f4abb9c076812a67649e43a1.exe"C:\Users\Admin\AppData\Local\Temp\a1ca8413f4abb9c076812a67649e43a1.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/304-59-0x0000000000000000-mapping.dmp
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memory/1212-63-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/1212-60-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/1212-61-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/1212-62-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/1212-64-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/1212-65-0x00000000004204DE-mapping.dmp
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memory/1212-66-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/1212-68-0x00000000003A0000-0x00000000003A1000-memory.dmpFilesize
4KB
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memory/2028-56-0x0000000004D90000-0x0000000004D91000-memory.dmpFilesize
4KB
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memory/2028-57-0x0000000000240000-0x000000000024A000-memory.dmpFilesize
40KB
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memory/2028-58-0x00000000059E0000-0x0000000005B03000-memory.dmpFilesize
1.1MB
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memory/2028-55-0x00000000759B1000-0x00000000759B3000-memory.dmpFilesize
8KB
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memory/2028-53-0x0000000000F10000-0x0000000000F11000-memory.dmpFilesize
4KB