Analysis
-
max time kernel
150s -
max time network
108s -
platform
windows7_x64 -
resource
win7 -
submitted
24-07-2020 11:00
Static task
static1
Behavioral task
behavioral1
Sample
b25eb0cd29a4ca06fcc93de3cd76ca4e.exe
Resource
win7
Behavioral task
behavioral2
Sample
b25eb0cd29a4ca06fcc93de3cd76ca4e.exe
Resource
win10v200722
General
-
Target
b25eb0cd29a4ca06fcc93de3cd76ca4e.exe
-
Size
1.2MB
-
MD5
b25eb0cd29a4ca06fcc93de3cd76ca4e
-
SHA1
9a25d935e11e2ef16d59bc608ccce49e423c14da
-
SHA256
e04dc116b4f41a74fd346f84fd278d14cf4781ac22b9c1a0c64dce2df0c9cb7b
-
SHA512
ef8a24771030adfa6a28784425a4d49a3f28342909d5a127d81e0fd306e62b0bf77708bc99716e2ae106ea6a0472475e01a4da572f872e0825184235b3ce5196
Malware Config
Extracted
C:\Users\Admin\AppData\LocalLow\machineinfo.txt
raccoon
Signatures
-
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.
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Processes:
b25eb0cd29a4ca06fcc93de3cd76ca4e.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 b25eb0cd29a4ca06fcc93de3cd76ca4e.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 b25eb0cd29a4ca06fcc93de3cd76ca4e.exe -
Raccoon log file 1 IoCs
Detects a log file produced by the Raccoon Stealer.
Processes:
yara_rule raccoon_log_file -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
b25eb0cd29a4ca06fcc93de3cd76ca4e.execmd.exedescription pid process target process PID 608 wrote to memory of 1776 608 b25eb0cd29a4ca06fcc93de3cd76ca4e.exe cmd.exe PID 608 wrote to memory of 1776 608 b25eb0cd29a4ca06fcc93de3cd76ca4e.exe cmd.exe PID 608 wrote to memory of 1776 608 b25eb0cd29a4ca06fcc93de3cd76ca4e.exe cmd.exe PID 608 wrote to memory of 1776 608 b25eb0cd29a4ca06fcc93de3cd76ca4e.exe cmd.exe PID 1776 wrote to memory of 1856 1776 cmd.exe timeout.exe PID 1776 wrote to memory of 1856 1776 cmd.exe timeout.exe PID 1776 wrote to memory of 1856 1776 cmd.exe timeout.exe PID 1776 wrote to memory of 1856 1776 cmd.exe timeout.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1776 cmd.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Loads dropped DLL 8 IoCs
Processes:
b25eb0cd29a4ca06fcc93de3cd76ca4e.exepid process 608 b25eb0cd29a4ca06fcc93de3cd76ca4e.exe 608 b25eb0cd29a4ca06fcc93de3cd76ca4e.exe 608 b25eb0cd29a4ca06fcc93de3cd76ca4e.exe 608 b25eb0cd29a4ca06fcc93de3cd76ca4e.exe 608 b25eb0cd29a4ca06fcc93de3cd76ca4e.exe 608 b25eb0cd29a4ca06fcc93de3cd76ca4e.exe 608 b25eb0cd29a4ca06fcc93de3cd76ca4e.exe 608 b25eb0cd29a4ca06fcc93de3cd76ca4e.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 1856 timeout.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\b25eb0cd29a4ca06fcc93de3cd76ca4e.exe"C:\Users\Admin\AppData\Local\Temp\b25eb0cd29a4ca06fcc93de3cd76ca4e.exe"1⤵
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
- Loads dropped DLL
PID:608 -
C:\Windows\SysWOW64\cmd.execmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\b25eb0cd29a4ca06fcc93de3cd76ca4e.exe"2⤵
- Suspicious use of WriteProcessMemory
- Deletes itself
PID:1776 -
C:\Windows\SysWOW64\timeout.exetimeout /T 10 /NOBREAK3⤵
- Delays execution with timeout.exe
PID:1856
Network
MITRE ATT&CK Enterprise 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\msvcp140.dll
-
\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\nss3.dll
-
\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\softokn3.dll
-
\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\vcruntime140.dll
-
\Users\Admin\AppData\LocalLow\sqlite3.dll
-
memory/1776-8-0x0000000000000000-mapping.dmp
-
memory/1856-9-0x0000000000000000-mapping.dmp