Analysis
- max time kernel
64s - max time network
133s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
- submitted
01/09/2022, 09:21
General
- Target INQUIRY P. O. REF.177254.exe
- Size 901KB
- Sample220901-lbbqaabdfn
- SHA256 ab4e0bc4a0613b6086cd4e9bf272da067de4f2d96e6e380311e4c46b8ac3aad3
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5313801724:AAGnAJqPK8NNc07BhIzDcqlvAKJKUEw34HU/sendMessage?chat_id=5395744514
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 6 IoCs
- 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 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\INQUIRY P. O. REF.177254.exe"C:\Users\Admin\AppData\Local\Temp\INQUIRY P. O. REF.177254.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UaCIOFKE.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UaCIOFKE" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC37F.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Users\Admin\AppData\Local\Temp\INQUIRY P. O. REF.177254.exe"C:\Users\Admin\AppData\Local\Temp\INQUIRY P. O. REF.177254.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
Loading Replay Monitor...
Downloads
tmpC37F.tmp
memory/580-69-0x0000000000400000-0x0000000000426000-memory.dmp
memory/580-75-0x0000000000400000-0x0000000000426000-memory.dmp
memory/580-73-0x0000000000400000-0x0000000000426000-memory.dmp
memory/580-70-0x0000000000400000-0x0000000000426000-memory.dmp
memory/580-64-0x0000000000400000-0x0000000000426000-memory.dmp
memory/580-65-0x0000000000400000-0x0000000000426000-memory.dmp
memory/580-67-0x0000000000400000-0x0000000000426000-memory.dmp
memory/624-77-0x000000006E550000-0x000000006EAFB000-memory.dmp
memory/1076-58-0x0000000005A90000-0x0000000005B10000-memory.dmp
memory/1076-63-0x00000000011D0000-0x00000000011F6000-memory.dmp
memory/1076-54-0x00000000012C0000-0x00000000013A8000-memory.dmp
memory/1076-57-0x0000000000360000-0x000000000036C000-memory.dmp
memory/1076-56-0x0000000000340000-0x0000000000358000-memory.dmp
memory/1076-55-0x0000000075C51000-0x0000000075C53000-memory.dmp