Analysis
- max time kernel
100s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20250619-en - resource tags
- submitted
01/07/2025, 04:36
General
- Target Official scanned copy of the Purchase Order.exe
- Size 763KB
- Sample250701-e8ckhs1sbs
- SHA256 62189b25fc1d9278b2382de2478835111bb016004d383b2884dcf6ed19d17933
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.aktagor-prom.by
-
Port
587
-
Username
-
Password
RC84pv9H2*F
Extracted
-
vipkeylogger
-
Protocol
smtp
-
Host
mail.aktagor-prom.by
-
Port
587
-
Username
-
Password
RC84pv9H2*F
-
Email to
Signatures
- VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
- Vipkeylogger family
- 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 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- 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
- Browser Information Discovery 1 TTPs
Enumerate browser information.
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- 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\Official scanned copy of the Purchase Order.exe"C:\Users\Admin\AppData\Local\Temp\Official scanned copy of the Purchase Order.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Official scanned copy of the Purchase Order.exe"C:\Users\Admin\AppData\Local\Temp\Official scanned copy of the Purchase Order.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
memory/4244-0-0x00000000007D0000-0x0000000000894000-memory.dmp
memory/4244-1-0x00000000058B0000-0x0000000005E56000-memory.dmp
memory/4244-2-0x00000000053A0000-0x0000000005432000-memory.dmp
memory/4244-3-0x00000000054F0000-0x0000000005500000-memory.dmp
memory/4244-4-0x0000000005350000-0x000000000535A000-memory.dmp
memory/4244-5-0x00000000055F0000-0x000000000568C000-memory.dmp
memory/4244-6-0x0000000005870000-0x0000000005880000-memory.dmp
memory/4244-7-0x00000000054F0000-0x0000000005500000-memory.dmp
memory/4244-8-0x0000000007E20000-0x0000000007EB0000-memory.dmp
memory/5756-9-0x0000000000400000-0x000000000044C000-memory.dmp
memory/5756-11-0x0000000005410000-0x0000000005420000-memory.dmp
memory/5756-12-0x0000000006810000-0x00000000069D2000-memory.dmp
memory/5756-13-0x00000000066B0000-0x0000000006700000-memory.dmp
memory/5756-14-0x0000000007010000-0x000000000753C000-memory.dmp
memory/5756-15-0x0000000005410000-0x0000000005420000-memory.dmp