a5b5dc987c6253c340bb1c8750232ed68fb6c2310866f301cbb732867116a889

Analysis

max time kernel
92s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29-11-2022 10:57

Target

a5b5dc987c6253c340bb1c8750232ed68fb6c2310866f301cbb732867116a889.dll
Size

42KB
MD5

69ce78e89e8021b42bc29b34f0c71766
SHA1

c2c68c22e0f974df3aeec699b049a82ef041f9ff
SHA256

a5b5dc987c6253c340bb1c8750232ed68fb6c2310866f301cbb732867116a889
SHA512

ff3cab148b692c3d539c3493372844ffb34f973200d2e793c2212d4105a75492862693b4f3af2948d17a9736766bde138de50336c31d83f4cd60423ae10cadec
SSDEEP

768:2V0cFveqh35ob8AQThq7wr8Ns+HVvED8esyNP0I1QtYOscwe:T9q3Kb8rhqEr8HVvED8el1Qt4

Score

8^/10

ransomware

Modifies extensions of user files 7 IoCs

Ransomware generally changes the extension on encrypted files.

Processes:

rundll32.exe

description	ioc	process
File renamed	C:\Users\Admin\Pictures\AddConnect.tif => C:\Users\Admin\Pictures\AddConnect.tif.kphjxvi	rundll32.exe
File opened for modification	C:\Users\Admin\Pictures\DenyInitialize.tiff	rundll32.exe
File renamed	C:\Users\Admin\Pictures\DenyInitialize.tiff => C:\Users\Admin\Pictures\DenyInitialize.tiff.kphjxvi	rundll32.exe
File renamed	C:\Users\Admin\Pictures\SwitchFind.tif => C:\Users\Admin\Pictures\SwitchFind.tif.kphjxvi	rundll32.exe
File renamed	C:\Users\Admin\Pictures\CompleteHide.raw => C:\Users\Admin\Pictures\CompleteHide.raw.kphjxvi	rundll32.exe
File renamed	C:\Users\Admin\Pictures\SwitchInstall.crw => C:\Users\Admin\Pictures\SwitchInstall.crw.kphjxvi	rundll32.exe
File renamed	C:\Users\Admin\Pictures\UninstallSave.raw => C:\Users\Admin\Pictures\UninstallSave.raw.kphjxvi	rundll32.exe

Modifies registry class 6 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\ms-settings\CurVer	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\ms-settings\CurVer\ = "AppX0enk2acdsmv8ydhntbtea6yjp27223q6"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\AppX0enk2acdsmv8ydhntbtea6yjp27223q6\Shell\open\command\ = "wscript.exe /B /E:VBScript.Encode ../../Users/Public/qqslslhj.dcj"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\AppX0enk2acdsmv8ydhntbtea6yjp27223q6\Shell\open\command\ = "wscript.exe /B /E:VBScript.Encode ../../Users/Public/xgtzrdwlvctg.dcj"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\AppX0enk2acdsmv8ydhntbtea6yjp27223q6\Shell\open\command\DelegateExecute	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\ms-settings	rundll32.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

cmd.exefodhelper.execmd.exefodhelper.exe

description	pid	process	target process
PID 908 wrote to memory of 3800	908	cmd.exe	fodhelper.exe
PID 908 wrote to memory of 3800	908	cmd.exe	fodhelper.exe
PID 3800 wrote to memory of 1940	3800	fodhelper.exe	wscript.exe
PID 3800 wrote to memory of 1940	3800	fodhelper.exe	wscript.exe
PID 3264 wrote to memory of 3012	3264	cmd.exe	fodhelper.exe
PID 3264 wrote to memory of 3012	3264	cmd.exe	fodhelper.exe
PID 3012 wrote to memory of 3744	3012	fodhelper.exe	wscript.exe
PID 3012 wrote to memory of 3744	3012	fodhelper.exe	wscript.exe

C:\Windows\System32\cmd.exe
/c fodhelper.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:908

C:\Windows\system32\fodhelper.exe
fodhelper.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:3800

C:\Windows\system32\wscript.exe
"wscript.exe" /B /E:VBScript.Encode ../../Users/Public/xgtzrdwlvctg.dcj
4⤵
PID:1940

C:\Windows\System32\cmd.exe
/c fodhelper.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:3264

C:\Windows\system32\fodhelper.exe
fodhelper.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:3012

C:\Windows\system32\wscript.exe
"wscript.exe" /B /E:VBScript.Encode ../../Users/Public/qqslslhj.dcj
4⤵
PID:3744

memory/1940-135-0x0000000000000000-mapping.dmp

Download
memory/3012-136-0x0000000000000000-mapping.dmp

Download
memory/3744-137-0x0000000000000000-mapping.dmp

Download
memory/3800-134-0x0000000000000000-mapping.dmp

Download
memory/4764-132-0x0000000180000000-0x000000018000E000-memory.dmp

Filesize
56KB

Download
memory/4764-133-0x000001E9F1690000-0x000001E9F169A000-memory.dmp

Filesize
40KB

Download