Analysis
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max time kernel
121s -
max time network
129s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
18-10-2021 11:35
Static task
static1
Behavioral task
behavioral1
Sample
a37e7dab62e1bc27058e90fa26bd5e60.exe
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
a37e7dab62e1bc27058e90fa26bd5e60.exe
Resource
win10-en-20210920
General
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Target
a37e7dab62e1bc27058e90fa26bd5e60.exe
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Size
76KB
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MD5
a37e7dab62e1bc27058e90fa26bd5e60
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SHA1
8e08ca884b5490b9efc9f7cc8b2408eefbf96338
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SHA256
accad8825cb1550525445007a28a4d2ac8b5db15a6b403d78a4177262a1f681b
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SHA512
d3a8e07f08254801ef485a6c6ab8e1a1241c12207f97337bba143c3c3bddc508e57e1f1ef14ffd43303fd527f4300f3ca843945c54c3ae460cc58c3d7d851f0b
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
reptw.xyz - Port:
587 - Username:
[email protected] - Password:
2HRgrc+HEz}8
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:
a37e7dab62e1bc27058e90fa26bd5e60.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a37e7dab62e1bc27058e90fa26bd5e60.exe Key opened \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a37e7dab62e1bc27058e90fa26bd5e60.exe Key opened \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a37e7dab62e1bc27058e90fa26bd5e60.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 33 freegeoip.app 34 freegeoip.app 31 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
a37e7dab62e1bc27058e90fa26bd5e60.exedescription pid process target process PID 2416 set thread context of 1616 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe a37e7dab62e1bc27058e90fa26bd5e60.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
Processes:
a37e7dab62e1bc27058e90fa26bd5e60.exea37e7dab62e1bc27058e90fa26bd5e60.exepid process 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe 1616 a37e7dab62e1bc27058e90fa26bd5e60.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
a37e7dab62e1bc27058e90fa26bd5e60.exea37e7dab62e1bc27058e90fa26bd5e60.exedescription pid process Token: SeDebugPrivilege 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe Token: SeDebugPrivilege 1616 a37e7dab62e1bc27058e90fa26bd5e60.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
a37e7dab62e1bc27058e90fa26bd5e60.exedescription pid process target process PID 2416 wrote to memory of 1636 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe a37e7dab62e1bc27058e90fa26bd5e60.exe PID 2416 wrote to memory of 1636 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe a37e7dab62e1bc27058e90fa26bd5e60.exe PID 2416 wrote to memory of 1636 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe a37e7dab62e1bc27058e90fa26bd5e60.exe PID 2416 wrote to memory of 1616 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe a37e7dab62e1bc27058e90fa26bd5e60.exe PID 2416 wrote to memory of 1616 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe a37e7dab62e1bc27058e90fa26bd5e60.exe PID 2416 wrote to memory of 1616 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe a37e7dab62e1bc27058e90fa26bd5e60.exe PID 2416 wrote to memory of 1616 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe a37e7dab62e1bc27058e90fa26bd5e60.exe PID 2416 wrote to memory of 1616 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe a37e7dab62e1bc27058e90fa26bd5e60.exe PID 2416 wrote to memory of 1616 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe a37e7dab62e1bc27058e90fa26bd5e60.exe PID 2416 wrote to memory of 1616 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe a37e7dab62e1bc27058e90fa26bd5e60.exe PID 2416 wrote to memory of 1616 2416 a37e7dab62e1bc27058e90fa26bd5e60.exe a37e7dab62e1bc27058e90fa26bd5e60.exe -
outlook_office_path 1 IoCs
Processes:
a37e7dab62e1bc27058e90fa26bd5e60.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a37e7dab62e1bc27058e90fa26bd5e60.exe -
outlook_win_path 1 IoCs
Processes:
a37e7dab62e1bc27058e90fa26bd5e60.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 a37e7dab62e1bc27058e90fa26bd5e60.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a37e7dab62e1bc27058e90fa26bd5e60.exe"C:\Users\Admin\AppData\Local\Temp\a37e7dab62e1bc27058e90fa26bd5e60.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2416 -
C:\Users\Admin\AppData\Local\Temp\a37e7dab62e1bc27058e90fa26bd5e60.exeC:\Users\Admin\AppData\Local\Temp\a37e7dab62e1bc27058e90fa26bd5e60.exe2⤵PID:1636
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C:\Users\Admin\AppData\Local\Temp\a37e7dab62e1bc27058e90fa26bd5e60.exeC:\Users\Admin\AppData\Local\Temp\a37e7dab62e1bc27058e90fa26bd5e60.exe2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1616
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a37e7dab62e1bc27058e90fa26bd5e60.exe.log
MD5808e884c00533a9eb0e13e64960d9c3a
SHA1279d05181fc6179a12df1a669ff5d8b64c1380ae
SHA2562f6a0aab99b1c228a6642f44f8992646ce84c5a2b3b9941b6cf1f2badf67bdd6
SHA5129489bdb2ffdfeef3c52edcfe9b34c6688eba53eb86075e0564df1cd474723c86b5b5aedc12df1ff5fc12cf97bd1e3cf9701ff61dc4ce90155d70e9ccfd0fc299