Analysis
- max time kernel
109s - max time network
127s - platform
windows10-2004_x64 - resource
win10v2004-20230221-en - resource tags
- submitted
03/04/2023, 12:24
General
- Target NEW PO QT # 301123.xlsx.exe
- Size 559KB
- Sample230403-pk26daef35
- SHA256 af7df67e68a7dc19f08d1c34f663be0febbbf4fab6f7a204dc1571a00a9cb224
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5818680343:AAGVJsfIHcopySiifMCdAaFCv-ICp2_Yo_M/sendMessage?chat_id=5765702254
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 2 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
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\NEW PO QT # 301123.xlsx.exe"C:\Users\Admin\AppData\Local\Temp\NEW PO QT # 301123.xlsx.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\NEW PO QT # 301123.xlsx.exe"C:\Users\Admin\AppData\Local\Temp\NEW PO QT # 301123.xlsx.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
NEW PO QT # 301123.xlsx.exe.log
memory/3744-133-0x00000000004A0000-0x0000000000532000-memory.dmp
memory/3744-134-0x0000000005310000-0x00000000058B4000-memory.dmp
memory/3744-135-0x0000000004E00000-0x0000000004E92000-memory.dmp
memory/3744-136-0x0000000004DA0000-0x0000000004DAA000-memory.dmp
memory/3744-137-0x0000000004FE0000-0x0000000004FF0000-memory.dmp
memory/3744-138-0x0000000004FE0000-0x0000000004FF0000-memory.dmp
memory/3744-139-0x000000000A3B0000-0x000000000A44C000-memory.dmp
memory/4272-140-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4272-143-0x0000000005AE0000-0x0000000005AF0000-memory.dmp
memory/4272-144-0x0000000006CD0000-0x0000000006E92000-memory.dmp
memory/4272-145-0x0000000005AE0000-0x0000000005AF0000-memory.dmp