96380abd393b48c93eb4a66cbce116562159209c5e2b8db65a52a62895a18401

Analysis

max time kernel
120s
max time network
116s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06-09-2024 17:03

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General

Target

6ab3f25914eb00459927900e1f61c600N.exe
Size

53KB
MD5

6ab3f25914eb00459927900e1f61c600
SHA1

bd39f8eb1378b033315641ba51338c5a434beb25
SHA256

96380abd393b48c93eb4a66cbce116562159209c5e2b8db65a52a62895a18401
SHA512

dd172978014305df8d1db06b89143893cca30cef1fb817682da5ee9c51fe1d0919ff091c033bcae12d251ce73725e2aaee5becd9eb92f95beb4347e98e584626
SSDEEP

768:kBT37CPKK1EXBwzEXBw3sgQw58eGkz2rcuesgQw58eGkz2rcu90TKe+0TKeinMdR:CTWUnMdyGdyoIOImsKsy

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4641) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2900-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x00090000000233f3-2.dat	upx
behavioral2/files/0x0014000000022912-6.dat	upx
behavioral2/memory/2900-870-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.WebSockets.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.PowerPivot.PowerPivot.x-none.msi.16.x-none.xml.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_OEM_Perp-ul-oob.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Retail-ppd.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\dotnet\host\fxr\7.0.16\hostfxr.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\instrument.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Retail-ppd.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BIPLAT.DLL.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\System.Windows.Input.Manipulations.resources.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_Subscription-pl.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019XC2RVL_KMS_ClientC2R-ppd.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LivePersonaCard\images\default\linkedin_logo_large.png.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\7-Zip\Lang\si.txt.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\PresentationFramework.resources.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\ucrtbase.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Java\jre-1.8\bin\eula.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Common Files\System\Ole DB\fr-FR\oledb32r.dll.mui.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-process-l1-1-0.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Java\jre-1.8\legal\javafx\libffi.md.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Java\jre-1.8\lib\cmm\PYCC.pf.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_SubTest-pl.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.de-de.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Windows.Input.Manipulations.resources.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\System.Windows.Input.Manipulations.resources.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp6-ul-phn.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProXC2RVL_MAKC2R-ul-phn.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\UIAutomationTypes.resources.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019VL_KMS_Client_AE-ul.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProO365R_SubTest-ul-oob.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-private-l1-1-0.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.contrast-black_scale-140.png.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.NameResolution.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\UIAutomationProvider.resources.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Extensions\external_extensions.json.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\fonts\LucidaBrightDemiBold.ttf.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_SubTrial-ul-oob.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\ca\msipc.dll.mui.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsnld.xml.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Text.Encodings.Web.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\mshwgst.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Orange Red.xml.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Trial-pl.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\mip_telemetry.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\PresentationFramework.resources.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Trial2-pl.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_Retail-ppd.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_Grace-ppd.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\kk\msipc.dll.mui.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\msvcp140.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.fr-fr.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.WebHeaderCollection.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\UIAutomationClient.resources.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\THIRDPARTYLICENSEREADME.txt.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_Subscription-ppd.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Windows.Controls.Ribbon.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-libraryloader-l1-1-0.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\blacklisted.certs.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\policy\limited\US_export_policy.jar.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019VL_MAK_AE-pl.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Grace-ppd.xrm-ms.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Diagnostics.StackTrace.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.Algorithms.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\Microsoft.VisualBasic.Forms.resources.dll.tmp	6ab3f25914eb00459927900e1f61c600N.exe
File created	C:\Program Files\Internet Explorer\de-DE\iexplore.exe.mui.tmp	6ab3f25914eb00459927900e1f61c600N.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6ab3f25914eb00459927900e1f61c600N.exe

C:\Users\Admin\AppData\Local\Temp\6ab3f25914eb00459927900e1f61c600N.exe
"C:\Users\Admin\AppData\Local\Temp\6ab3f25914eb00459927900e1f61c600N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2900

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-786284298-625481688-3210388970-1000\desktop.ini.tmp

Filesize
53KB

MD5
5f17e7b2a88e8f3c746fbdb99cbaac4f

SHA1
de0a10afee4f13edbe4a7e288856c54e209c000c

SHA256
826566f673918d612a1c784a66469006c059355df2867097de669484ab50419f

SHA512
2ab66744f7319f8c5e373eb0a77c27c3a6927d93b30603bc05c0a26491a176c7fa4f991aa81cade67b05834084ee8cad3233fbb1afbc0f4d21eb397d031e132c

Download Submit
C:\Program Files\7-Zip\7-zip.dll.tmp

Filesize
152KB

MD5
7330dedc00a085e2014cd7a73c256143

SHA1
0956f90b3928bb41db7d82726a0d17bf7865d5e7

SHA256
ac4672e70c80e3f1b81b34a379c2eb2c1e9f9431daa99cffb29ba3d9bd395a70

SHA512
5f48669d3ddf80c82d442a59080aafac8ccfa5a5a36e0b2fad2c6805f02f0238dc245da0ae6353b93f350cf30daab7f5b893c8f964ae76d579f90c6c4e1b4d92

Download Submit
memory/2900-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2900-870-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download