Analysis
-
max time kernel
140s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
03-06-2024 01:51
Static task
static1
Behavioral task
behavioral1
Sample
a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe
Resource
win10v2004-20240426-en
General
-
Target
a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe
-
Size
480KB
-
MD5
241b6aab34f79dc49958b24c014d0a27
-
SHA1
540d66b328ab198a081ae29ce9347cc4cb777ed5
-
SHA256
a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f
-
SHA512
14679be9ff182599bb3cf0d420c9f8ccbe95b7f9432bd402b63a5691571fbf0115b8baf5155cca82c530da73a75ffa76ee57f55c00715125cd723e0307925d8a
-
SSDEEP
6144:pjFRiOcXH6XWD0w1tizmtnktLJ6znvxNcCI+1jDIlnJ9+1aTEPTnOK4JKElDnu:nRDc3yWDNU+YUznzNjElWaT07NQtDu
Malware Config
Signatures
-
Modifies firewall policy service 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\c:\users\admin\appdata\local\temp\a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe = "c:\\users\\admin\\appdata\\local\\temp\\a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe:*:Enabled:SMPN" a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe -
Adds policy Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\msrpc = "c:\\windows\\msrpc.exe" a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\wdfmgr = "c:\\windows\\wdfmgr.exe" a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wdfmgr\ImagePath = "c:\\windows\\wdfmgr.exe" a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\wdfmgr = "c:\\windows\\wdfmgr.exe" a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\wdfmgr = "c:\\windows\\wdfmgr.exe" a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\lsassv = "c:\\windows\\lsassv.exe" a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe -
Enumerates connected drives 3 TTPs 21 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\k: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\w: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\s: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\p: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\h: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\e: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\x: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\j: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\q: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\o: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\m: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\l: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\i: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\z: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\y: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\r: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\g: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\n: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\v: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\u: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened (read-only) \??\t: a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created \??\c:\windows\SysWOW64\regedit.exe a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe -
Drops file in Windows directory 13 IoCs
description ioc Process File created \??\c:\windows\Ãëàâíîå ìåíþ\Ïðîãðàììû\Àâòîçàãðóçêà\AdobeLoader.scr a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened for modification \??\c:\windows\wdfmgr.exe a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File created \??\c:\windows\lsassv.exe a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File created \??\c:\windows\msrpc.exe a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File created \??\c:\windows\regedit2.exe a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened for modification \??\c:\windows\regedit2.exe a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File created \??\c:\windows\wdfmgr.exe a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File created \??\c:\windows\Start Menu\Programs\Startup\AdobeLoader.scr a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened for modification \??\c:\windows\lsassv.exe a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened for modification \??\c:\windows\msrpc.exe a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened for modification \??\c:\windows\calc.exe a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File opened for modification \??\c:\windows\mui\rctfd.sys a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe File created \??\c:\windows\calc.exe a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe -
Modifies registry class 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A} a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A}\ThisEXE = "c:\\users\\admin\\appdata\\local\\temp\\a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe" a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A}\VerProg = "157" a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 996 a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe"C:\Users\Admin\AppData\Local\Temp\a512e4b2753ce1524d65c86c946f91d67da74eaf98f73cce3432d4ac9fe0db0f.exe"1⤵
- Modifies firewall policy service
- Adds policy Run key to start application
- Sets service image path in registry
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of FindShellTrayWindow
PID:996
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
1Windows Service
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
480KB
MD5f92e0c85e8dcf50a3d45836a037b79f6
SHA1b368daf96d9a3fd11ea69c98ccc79853b66cd72a
SHA256832e593fe4969392cf0a4302672b9cebc2161783b9063f42ad8e997a3eb30a7a
SHA5121ba3bd24ef651a75bb3b9a2f702690a22d6c27c97d243dd995d635f1e0ab2816831c0d342bf12d03c8e4aebd1be9dca49dc56b3e47dab84392ab8a94a37098a4