Analysis
-
max time kernel
143s -
max time network
59s -
platform
windows10_x64 -
resource
win10v200722 -
submitted
29-07-2020 07:42
Static task
static1
Behavioral task
behavioral1
Sample
8e4875685e6458ee2a8c05df4043f740.exe
Resource
win7v200722
Behavioral task
behavioral2
Sample
8e4875685e6458ee2a8c05df4043f740.exe
Resource
win10v200722
General
-
Target
8e4875685e6458ee2a8c05df4043f740.exe
-
Size
1.2MB
-
MD5
8e4875685e6458ee2a8c05df4043f740
-
SHA1
cb43239d1fed9f9e64037bcf9cf9baf412c7fba6
-
SHA256
2eda0169ec00308ace0a58acd27e49ce2736f5b9cdb2caee8a588cfd02d809d2
-
SHA512
eadfc6fd140fe6b27b5817f70b556bac4448973fb78bc97067e5fad199d7cebe18724f91511b7e3e5cbe7d2c72fc08b1daceb847bb19ac2fd1d13b06e387e696
Malware Config
Extracted
C:\Users\Admin\AppData\LocalLow\machineinfo.txt
raccoon
Signatures
-
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 3120 timeout.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 -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Loads dropped DLL 6 IoCs
Processes:
8e4875685e6458ee2a8c05df4043f740.exepid process 3876 8e4875685e6458ee2a8c05df4043f740.exe 3876 8e4875685e6458ee2a8c05df4043f740.exe 3876 8e4875685e6458ee2a8c05df4043f740.exe 3876 8e4875685e6458ee2a8c05df4043f740.exe 3876 8e4875685e6458ee2a8c05df4043f740.exe 3876 8e4875685e6458ee2a8c05df4043f740.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
8e4875685e6458ee2a8c05df4043f740.execmd.exedescription pid process target process PID 3876 wrote to memory of 3792 3876 8e4875685e6458ee2a8c05df4043f740.exe cmd.exe PID 3876 wrote to memory of 3792 3876 8e4875685e6458ee2a8c05df4043f740.exe cmd.exe PID 3876 wrote to memory of 3792 3876 8e4875685e6458ee2a8c05df4043f740.exe cmd.exe PID 3792 wrote to memory of 3120 3792 cmd.exe timeout.exe PID 3792 wrote to memory of 3120 3792 cmd.exe timeout.exe PID 3792 wrote to memory of 3120 3792 cmd.exe timeout.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
Processes
-
C:\Users\Admin\AppData\Local\Temp\8e4875685e6458ee2a8c05df4043f740.exe"C:\Users\Admin\AppData\Local\Temp\8e4875685e6458ee2a8c05df4043f740.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.execmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\8e4875685e6458ee2a8c05df4043f740.exe"2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\timeout.exetimeout /T 10 /NOBREAK3⤵
- Delays execution with timeout.exe
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\freebl3.dll
-
\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\freebl3.dll
-
\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\mozglue.dll
-
\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\nss3.dll
-
\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\softokn3.dll
-
\Users\Admin\AppData\LocalLow\sqlite3.dll
-
memory/3120-7-0x0000000000000000-mapping.dmp
-
memory/3792-6-0x0000000000000000-mapping.dmp