Analysis
-
max time kernel
114s -
max time network
119s -
platform
windows7_x64 -
resource
win7 -
submitted
21-07-2020 13:58
Static task
static1
Behavioral task
behavioral1
Sample
Payment_copyUSD_pdf.exe
Resource
win7
Behavioral task
behavioral2
Sample
Payment_copyUSD_pdf.exe
Resource
win10v200430
General
-
Target
Payment_copyUSD_pdf.exe
-
Size
443KB
-
MD5
63318f287f84a300750a2236901f357e
-
SHA1
bc98b692a27350b81694288783b17647739917d9
-
SHA256
13b574bdacbd66335eb90d98e9be0e0bbd36373658a41c691d25b1d39c3621e4
-
SHA512
f993591ddec78cd4da277e44333fcf5a8b24c13123c81bbc07d3240320262ed1d15839227c69b5a2af9e72dd848918a34d5735dd9fd11bc86c9a2ae833ab55ae
Malware Config
Extracted
C:\Users\Admin\AppData\LocalLow\machineinfo.txt
raccoon
Signatures
-
Loads dropped DLL 8 IoCs
Processes:
Payment_copyUSD_pdf.exepid process 1060 Payment_copyUSD_pdf.exe 1060 Payment_copyUSD_pdf.exe 1060 Payment_copyUSD_pdf.exe 1060 Payment_copyUSD_pdf.exe 1060 Payment_copyUSD_pdf.exe 1060 Payment_copyUSD_pdf.exe 1060 Payment_copyUSD_pdf.exe 1060 Payment_copyUSD_pdf.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
Payment_copyUSD_pdf.execmd.exedescription pid process target process PID 1060 wrote to memory of 1824 1060 Payment_copyUSD_pdf.exe cmd.exe PID 1060 wrote to memory of 1824 1060 Payment_copyUSD_pdf.exe cmd.exe PID 1060 wrote to memory of 1824 1060 Payment_copyUSD_pdf.exe cmd.exe PID 1060 wrote to memory of 1824 1060 Payment_copyUSD_pdf.exe cmd.exe PID 1824 wrote to memory of 1788 1824 cmd.exe timeout.exe PID 1824 wrote to memory of 1788 1824 cmd.exe timeout.exe PID 1824 wrote to memory of 1788 1824 cmd.exe timeout.exe PID 1824 wrote to memory of 1788 1824 cmd.exe timeout.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1824 cmd.exe -
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.
-
Processes:
Payment_copyUSD_pdf.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 Payment_copyUSD_pdf.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 Payment_copyUSD_pdf.exe -
Raccoon log file 1 IoCs
Detects a log file produced by the Raccoon Stealer.
Processes:
yara_rule raccoon_log_file -
JavaScript code in executable 1 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\nss3.dll js -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 1788 timeout.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Payment_copyUSD_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Payment_copyUSD_pdf.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
- Modifies system certificate store
PID:1060 -
C:\Windows\SysWOW64\cmd.execmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\Payment_copyUSD_pdf.exe"2⤵
- Suspicious use of WriteProcessMemory
- Deletes itself
PID:1824 -
C:\Windows\SysWOW64\timeout.exetimeout /T 10 /NOBREAK3⤵
- Delays execution with timeout.exe
PID:1788