Overview
overview
10Static
static
10data/andro...er.apk
android_x86
data/andro...er.apk
android_x64
data/andro...er.apk
android_x64
data/andro...ge.apk
android_x86
data/andro...ge.apk
android_x64
data/andro...ge.apk
android_x64
data/andro...ll.apk
android_x86
data/andro...ll.apk
android_x64
data/andro...ll.apk
android_x64
data/java/....class
windows7_x64
3data/java/....class
windows10-2004_x64
3data/java/....class
windows7_x64
3data/java/....class
windows10-2004_x64
3data/java/....class
windows7_x64
3data/java/....class
windows10-2004_x64
3data/java/....class
windows7_x64
3data/java/....class
windows10-2004_x64
3data/java/....class
windows7_x64
3data/java/....class
windows10-2004_x64
3data/java/....class
windows7_x64
3data/java/....class
windows10-2004_x64
3data/java/....class
windows7_x64
3data/java/....class
windows10-2004_x64
3data/java/....class
windows7_x64
3data/java/....class
windows10-2004_x64
3data/java/....class
windows7_x64
3data/java/....class
windows10-2004_x64
3data/java/....class
windows7_x64
3data/java/....class
windows10-2004_x64
3data/java/....class
windows7_x64
3data/java/....class
windows10-2004_x64
3data/java/....class
windows7_x64
3Analysis
-
max time kernel
151s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
03-07-2022 17:37
Static task
static1
Behavioral task
behavioral1
Sample
data/android/meterpreter.apk
Resource
android-x86-arm-20220621-en
Behavioral task
behavioral2
Sample
data/android/meterpreter.apk
Resource
android-x64-20220621-en
Behavioral task
behavioral3
Sample
data/android/meterpreter.apk
Resource
android-x64-arm64-20220621-en
Behavioral task
behavioral4
Sample
data/android/metstage.apk
Resource
android-x86-arm-20220621-en
Behavioral task
behavioral5
Sample
data/android/metstage.apk
Resource
android-x64-20220621-en
Behavioral task
behavioral6
Sample
data/android/metstage.apk
Resource
android-x64-arm64-20220621-en
Behavioral task
behavioral7
Sample
data/android/shell.apk
Resource
android-x86-arm-20220621-en
Behavioral task
behavioral8
Sample
data/android/shell.apk
Resource
android-x64-20220621-en
Behavioral task
behavioral9
Sample
data/android/shell.apk
Resource
android-x64-arm64-20220621-en
Behavioral task
behavioral10
Sample
data/java/com/metasploit/meterpreter/MemoryBufferURLConnection.class
Resource
win7-20220414-en
Behavioral task
behavioral11
Sample
data/java/com/metasploit/meterpreter/MemoryBufferURLConnection.class
Resource
win10v2004-20220414-en
Behavioral task
behavioral12
Sample
data/java/com/metasploit/meterpreter/MemoryBufferURLStreamHandler.class
Resource
win7-20220414-en
Behavioral task
behavioral13
Sample
data/java/com/metasploit/meterpreter/MemoryBufferURLStreamHandler.class
Resource
win10v2004-20220414-en
Behavioral task
behavioral14
Sample
data/java/javapayload/stage/Meterpreter.class
Resource
win7-20220414-en
Behavioral task
behavioral15
Sample
data/java/javapayload/stage/Meterpreter.class
Resource
win10v2004-20220414-en
Behavioral task
behavioral16
Sample
data/java/javapayload/stage/Shell.class
Resource
win7-20220414-en
Behavioral task
behavioral17
Sample
data/java/javapayload/stage/Shell.class
Resource
win10v2004-20220414-en
Behavioral task
behavioral18
Sample
data/java/javapayload/stage/Stage.class
Resource
win7-20220414-en
Behavioral task
behavioral19
Sample
data/java/javapayload/stage/Stage.class
Resource
win10v2004-20220414-en
Behavioral task
behavioral20
Sample
data/java/javapayload/stage/StreamForwarder.class
Resource
win7-20220414-en
Behavioral task
behavioral21
Sample
data/java/javapayload/stage/StreamForwarder.class
Resource
win10v2004-20220414-en
Behavioral task
behavioral22
Sample
data/java/metasploit/AESEncryption.class
Resource
win7-20220414-en
Behavioral task
behavioral23
Sample
data/java/metasploit/AESEncryption.class
Resource
win10v2004-20220414-en
Behavioral task
behavioral24
Sample
data/java/metasploit/JMXPayload.class
Resource
win7-20220414-en
Behavioral task
behavioral25
Sample
data/java/metasploit/JMXPayload.class
Resource
win10v2004-20220414-en
Behavioral task
behavioral26
Sample
data/java/metasploit/JMXPayloadMBean.class
Resource
win7-20220414-en
Behavioral task
behavioral27
Sample
data/java/metasploit/JMXPayloadMBean.class
Resource
win10v2004-20220414-en
Behavioral task
behavioral28
Sample
data/java/metasploit/Payload.class
Resource
win7-20220414-en
Behavioral task
behavioral29
Sample
data/java/metasploit/Payload.class
Resource
win10v2004-20220414-en
Behavioral task
behavioral30
Sample
data/java/metasploit/PayloadServlet.class
Resource
win7-20220414-en
Behavioral task
behavioral31
Sample
data/java/metasploit/PayloadServlet.class
Resource
win10v2004-20220414-en
Behavioral task
behavioral32
Sample
data/java/metasploit/PayloadTrustManager.class
Resource
win7-20220414-en
General
-
Target
data/java/com/metasploit/meterpreter/MemoryBufferURLConnection.class
-
Size
2KB
-
MD5
a0aca3ff5f34a5263ffa923e4783f666
-
SHA1
24928a1a43afda7f7e1bd1d7eceaf050f2312cd2
-
SHA256
2ae3e05c928fca9d8888566a12a95bf1bb83166692651a51377310305dda0333
-
SHA512
5a817df4c2f7bef45dd5cbee0ac5812f6245e7b7c1bc76d3397a78b8373ede1599fd0849796e6bc4eb88d7ff147bd424cbc4412e4a8c2b2c83b6207c74324a56
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Modifies registry class 10 IoCs
Processes:
rundll32.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\.class\ = "class_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\class_auto_file\shell\Read rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_Classes\Local Settings rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\class_auto_file rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\class_auto_file\shell\Read\command rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\class_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\class_auto_file\ rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\.class rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\class_auto_file\shell rundll32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
AcroRd32.exepid process 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
cmd.exerundll32.exedescription pid process target process PID 1044 wrote to memory of 1524 1044 cmd.exe rundll32.exe PID 1044 wrote to memory of 1524 1044 cmd.exe rundll32.exe PID 1044 wrote to memory of 1524 1044 cmd.exe rundll32.exe PID 1524 wrote to memory of 1172 1524 rundll32.exe AcroRd32.exe PID 1524 wrote to memory of 1172 1524 rundll32.exe AcroRd32.exe PID 1524 wrote to memory of 1172 1524 rundll32.exe AcroRd32.exe PID 1524 wrote to memory of 1172 1524 rundll32.exe AcroRd32.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\data\java\com\metasploit\meterpreter\MemoryBufferURLConnection.class1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\data\java\com\metasploit\meterpreter\MemoryBufferURLConnection.class2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
-
C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\data\java\com\metasploit\meterpreter\MemoryBufferURLConnection.class"3⤵
- Suspicious use of SetWindowsHookEx