Analysis
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max time kernel
223s -
max time network
367s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
25-11-2022 18:10
Static task
static1
Behavioral task
behavioral1
Sample
3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe
Resource
win10v2004-20220812-en
General
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Target
3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe
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Size
597KB
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MD5
3bdfb659d6251a7f901ba781d0a9462b
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SHA1
b25c6a4dc617b2bdc04cdcc64cbb1cce8f4ca8f7
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SHA256
3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1
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SHA512
e33c49c7b07c5410f30b631f572ad46859cd0bc5a5327eeab0ece99ad6946adfe659946b009f34e3a62c9d12a291bf447f835071af73b766bc768124286c964e
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SSDEEP
12288:krmIZxD7RP5CJQ/Pjass2FsREr10XecgIwnlK+sZPbLj:krmls6Ner12ycbL
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
cp5ua.hyperhost.ua - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@#$ - Email To:
[email protected]
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 6 IoCs
Processes:
resource yara_rule behavioral1/memory/680-63-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/680-65-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/680-66-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/680-67-0x000000000042029E-mapping.dmp family_snakekeylogger behavioral1/memory/680-69-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/680-71-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
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:
3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exedescription pid process target process PID 644 set thread context of 680 644 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exepid process 680 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exedescription pid process Token: SeDebugPrivilege 680 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exedescription pid process target process PID 644 wrote to memory of 680 644 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe PID 644 wrote to memory of 680 644 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe PID 644 wrote to memory of 680 644 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe PID 644 wrote to memory of 680 644 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe PID 644 wrote to memory of 680 644 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe PID 644 wrote to memory of 680 644 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe PID 644 wrote to memory of 680 644 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe PID 644 wrote to memory of 680 644 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe PID 644 wrote to memory of 680 644 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe -
outlook_office_path 1 IoCs
Processes:
3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe -
outlook_win_path 1 IoCs
Processes:
3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe"C:\Users\Admin\AppData\Local\Temp\3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:644 -
C:\Users\Admin\AppData\Local\Temp\3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe"C:\Users\Admin\AppData\Local\Temp\3ca281f64c837dc8bbee64ae5936d802aeb5899d900efc3265e3a57b3bd2b3f1.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:680