Analysis
-
max time kernel
71s -
max time network
73s -
platform
windows10_x64 -
resource
win10v200722 -
submitted
24-07-2020 13:10
Static task
static1
Behavioral task
behavioral1
Sample
Payment_Reminder_UnPaid_PDF.exe
Resource
win7
Behavioral task
behavioral2
Sample
Payment_Reminder_UnPaid_PDF.exe
Resource
win10v200722
General
-
Target
Payment_Reminder_UnPaid_PDF.exe
-
Size
752KB
-
MD5
ceee22cc2421bc32bbbc8c9b57f67b20
-
SHA1
ab1fce0e0b643e5423fb64549c6587105c806974
-
SHA256
5ee204e73d774718f344f40f2345b6eb443ed2da6196aef5cc66e7691f069849
-
SHA512
2dbf18cd9a7e65a26456bad495b45835238890fbbaf417b804f33c2e0123014ddd547c89fceb1e18453db6c8a9088c0ac66794e4917a0609958308855f7b99f9
Malware Config
Extracted
C:\Users\Admin\AppData\LocalLow\machineinfo.txt
raccoon
Signatures
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
Payment_Reminder_UnPaid_PDF.exePayment_Reminder_UnPaid_PDF.execmd.exedescription pid process target process PID 3952 wrote to memory of 1804 3952 Payment_Reminder_UnPaid_PDF.exe Payment_Reminder_UnPaid_PDF.exe PID 3952 wrote to memory of 1804 3952 Payment_Reminder_UnPaid_PDF.exe Payment_Reminder_UnPaid_PDF.exe PID 3952 wrote to memory of 1804 3952 Payment_Reminder_UnPaid_PDF.exe Payment_Reminder_UnPaid_PDF.exe PID 3952 wrote to memory of 1804 3952 Payment_Reminder_UnPaid_PDF.exe Payment_Reminder_UnPaid_PDF.exe PID 3952 wrote to memory of 1804 3952 Payment_Reminder_UnPaid_PDF.exe Payment_Reminder_UnPaid_PDF.exe PID 3952 wrote to memory of 1804 3952 Payment_Reminder_UnPaid_PDF.exe Payment_Reminder_UnPaid_PDF.exe PID 3952 wrote to memory of 1804 3952 Payment_Reminder_UnPaid_PDF.exe Payment_Reminder_UnPaid_PDF.exe PID 3952 wrote to memory of 1804 3952 Payment_Reminder_UnPaid_PDF.exe Payment_Reminder_UnPaid_PDF.exe PID 3952 wrote to memory of 1804 3952 Payment_Reminder_UnPaid_PDF.exe Payment_Reminder_UnPaid_PDF.exe PID 1804 wrote to memory of 3872 1804 Payment_Reminder_UnPaid_PDF.exe cmd.exe PID 1804 wrote to memory of 3872 1804 Payment_Reminder_UnPaid_PDF.exe cmd.exe PID 1804 wrote to memory of 3872 1804 Payment_Reminder_UnPaid_PDF.exe cmd.exe PID 3872 wrote to memory of 3880 3872 cmd.exe timeout.exe PID 3872 wrote to memory of 3880 3872 cmd.exe timeout.exe PID 3872 wrote to memory of 3880 3872 cmd.exe timeout.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Payment_Reminder_UnPaid_PDF.exedescription pid process target process PID 3952 set thread context of 1804 3952 Payment_Reminder_UnPaid_PDF.exe Payment_Reminder_UnPaid_PDF.exe -
Raccoon log file 1 IoCs
Detects a log file produced by the Raccoon Stealer.
Processes:
yara_rule raccoon_log_file -
Loads dropped DLL 6 IoCs
Processes:
Payment_Reminder_UnPaid_PDF.exepid process 1804 Payment_Reminder_UnPaid_PDF.exe 1804 Payment_Reminder_UnPaid_PDF.exe 1804 Payment_Reminder_UnPaid_PDF.exe 1804 Payment_Reminder_UnPaid_PDF.exe 1804 Payment_Reminder_UnPaid_PDF.exe 1804 Payment_Reminder_UnPaid_PDF.exe -
JavaScript code in executable 1 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\nss3.dll js -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 3880 timeout.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Payment_Reminder_UnPaid_PDF.exe"C:\Users\Admin\AppData\Local\Temp\Payment_Reminder_UnPaid_PDF.exe"1⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
PID:3952 -
C:\Users\Admin\AppData\Local\Temp\Payment_Reminder_UnPaid_PDF.exe"{path}"2⤵
- Suspicious use of WriteProcessMemory
- Loads dropped DLL
PID:1804 -
C:\Windows\SysWOW64\cmd.execmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\Payment_Reminder_UnPaid_PDF.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:3872 -
C:\Windows\SysWOW64\timeout.exetimeout /T 10 /NOBREAK4⤵
- Delays execution with timeout.exe
PID:3880