Analysis
- max time kernel
119s - max time network
120s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
04/04/2024, 08:27
General
- Target Purchase Order.exe
- Size 533KB
- Sample240404-kceynaac71
- SHA256 191239a61c70ba900694d294a164f4a162b84d11672871fbb5389967bbf52c7e
Malware Config
Extracted
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
EbxKZL@2
Extracted
-
snakekeylogger
-
https://scratchdreams.tk
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 IoCs
- 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\Purchase Order.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Purchase Order.exe.log
memory/544-14-0x0000000074D30000-0x00000000754E0000-memory.dmp
memory/544-1-0x0000000074D30000-0x00000000754E0000-memory.dmp
memory/544-2-0x0000000004EB0000-0x0000000005454000-memory.dmp
memory/544-3-0x00000000049A0000-0x0000000004A32000-memory.dmp
memory/544-4-0x0000000004B60000-0x0000000004B70000-memory.dmp
memory/544-5-0x0000000004950000-0x000000000495A000-memory.dmp
memory/544-6-0x0000000004CB0000-0x0000000004CC0000-memory.dmp
memory/544-7-0x0000000004E50000-0x0000000004E5C000-memory.dmp
memory/544-8-0x0000000006230000-0x0000000006298000-memory.dmp
memory/544-9-0x0000000008880000-0x000000000891C000-memory.dmp
memory/544-0-0x0000000000010000-0x000000000009C000-memory.dmp
memory/868-10-0x0000000000400000-0x0000000000426000-memory.dmp
memory/868-13-0x0000000074D30000-0x00000000754E0000-memory.dmp
memory/868-15-0x0000000005300000-0x0000000005310000-memory.dmp
memory/868-16-0x0000000074D30000-0x00000000754E0000-memory.dmp
memory/868-17-0x0000000005300000-0x0000000005310000-memory.dmp
memory/868-18-0x00000000065E0000-0x0000000006630000-memory.dmp
memory/868-19-0x0000000006800000-0x00000000069C2000-memory.dmp
memory/868-20-0x0000000006F00000-0x000000000742C000-memory.dmp