Analysis
- max time kernel
122s - max time network
124s - platform
windows7_x64 - resource
win7-en-20211104 - submitted
16/11/2021, 06:49
General
- Target print_01.exe
- Size 362KB
- Sample211116-hlc5bacff3
- SHA256 22666a923a24e2719a50e5fcf2b9be75e4a772b48023d17d9fee1ec6a79947dc
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.faks-allied-health.com
-
Port
587
-
Username
-
Password
$Faks1234
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
mail.faks-allied-health.com
-
Port
587
-
Username
-
Password
$Faks1234
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\print_01.exe"C:\Users\Admin\AppData\Local\Temp\print_01.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\print_01.exe"C:\Users\Admin\AppData\Local\Temp\print_01.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/364-61-0x0000000000400000-0x0000000000426000-memory.dmp
memory/364-62-0x0000000000400000-0x0000000000426000-memory.dmp
memory/364-63-0x0000000000400000-0x0000000000426000-memory.dmp
memory/364-64-0x0000000000400000-0x0000000000426000-memory.dmp
memory/364-65-0x0000000000400000-0x0000000000426000-memory.dmp
memory/364-67-0x0000000000400000-0x0000000000426000-memory.dmp
memory/364-69-0x00000000047C0000-0x00000000047C1000-memory.dmp
memory/1060-57-0x0000000076241000-0x0000000076243000-memory.dmp
memory/1060-58-0x0000000000C50000-0x0000000000C51000-memory.dmp
memory/1060-59-0x00000000003E0000-0x00000000003E7000-memory.dmp
memory/1060-60-0x0000000000F60000-0x0000000000F9D000-memory.dmp
memory/1060-55-0x0000000000FB0000-0x0000000000FB1000-memory.dmp