606a380ada7a6aee9b249264548b333b322d5156315c577cdb8a40ca8b05bb3a

Analysis

max time kernel
120s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/08/2024, 04:25

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General

Target

b01150551f035cbcfd9bc00e8c936ec0N.exe
Size

89KB
MD5

b01150551f035cbcfd9bc00e8c936ec0
SHA1

3871caabccb53962219a8e24d377af6b909d0296
SHA256

606a380ada7a6aee9b249264548b333b322d5156315c577cdb8a40ca8b05bb3a
SHA512

8570f7a0c956cf13e567e212511e7c44f491b2dc1de17aaafed6c1e39e2a2034c9d112f48881548c194e524cfcac53d3de2a17eb6deb156e2c03efcae5bb9028
SSDEEP

1536:W7Z2sspApkZrZ4+fU7lK1lKT8/8lacf9iHnh2hl:62ssWpcU7lK1lKgkhv

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4533) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

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.Runtime.Serialization.Xml.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\ReachFramework.resources.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\zlib.md.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.DCF.DCF.x-none.msi.16.x-none.xml.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LivePersonaCard\TPN.txt.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\.version.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\GetConnect.vbe.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\plugin2\vcruntime140.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_MAK-ul-oob.xrm-ms.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_PrepidBypass-ul-oob.xrm-ms.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\Bibliography\BIBFORM.XML.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ur.pak.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Java\jdk-1.8\include\jni.h.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\sunmscapi.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremDemoR_BypassTrial365-ppd.xrm-ms.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.OData.Edm.NetFX35.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Library\SOLVER\SOLVER32.DLL.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-string-l1-1-0.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\Microsoft.VisualBasic.Forms.resources.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\pt-BR.pak.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\jcup.md.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\relaxngdatatype.md.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_Retail-pl.xrm-ms.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProXC2RVL_KMS_ClientC2R-ppd.xrm-ms.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Mail.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power Map Excel Add-in\VISUALIZATIONCONTROL.DLL.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\PresentationCore.resources.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-math-l1-1-0.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LivePersonaCard\images\default\linkedin_ghost_school.png.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Java\jre-1.8\lib\ext\localedata.jar.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Top Shadow.eftx.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessRuntimeR_PrepidBypass-ul-oob.xrm-ms.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial3-pl.xrm-ms.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\Microsoft.VisualBasic.Forms.resources.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription1-ul-oob.xrm-ms.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\tipresx.dll.mui.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\pt-PT\tipresx.dll.mui.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Common Files\System\msadc\it-IT\msdaprsr.dll.mui.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\mscorrc.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\UIAutomationProvider.resources.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-namedpipe-l1-1-0.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Java\jre-1.8\THIRDPARTYLICENSEREADME-JAVAFX.txt.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\IGX.DLL.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.scale-80.png.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\rtscom.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Resources.Extensions.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\UIAutomationTypes.resources.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\javaws.jar.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\management\jmxremote.access.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription2-ppd.xrm-ms.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019VL_KMS_Client_AE-ul.xrm-ms.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework-SystemDrawing.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019VL_MAK_AE-ul-phn.xrm-ms.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.DataIntegration.FuzzyMatching.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.Cng.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Principal.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Windows.Forms.Design.resources.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019XC2RVL_MAKC2R-ppd.xrm-ms.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\UIAutomationTypes.resources.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_Retail-ppd.xrm-ms.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.FileSystem.Primitives.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Presentation.dll.tmp	b01150551f035cbcfd9bc00e8c936ec0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp2-pl.xrm-ms.tmp	b01150551f035cbcfd9bc00e8c936ec0N.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	b01150551f035cbcfd9bc00e8c936ec0N.exe

C:\Users\Admin\AppData\Local\Temp\b01150551f035cbcfd9bc00e8c936ec0N.exe
"C:\Users\Admin\AppData\Local\Temp\b01150551f035cbcfd9bc00e8c936ec0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2116

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-1-5-21-656926755-4116854191-210765258-1000\desktop.ini.tmp

Filesize
90KB

MD5
f7abcc40d949c21bc4815cd2915924c0

SHA1
184a0c18009e0e5a0d052201394f89b0a45d837d

SHA256
1eeed4abe23a592606acf084ec42bd30c61e6b2f53c6769818194d1fa4c7bde0

SHA512
b56ee6065c382caad9a4a0da57036620e9ae55fd2561c06d3ea43536cfb221461f411f631f9177f2b7382983de5ed7d172fa8aa804d621f2b2e0aba25e389596

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

Filesize
188KB

MD5
0ace8891aba2a5d1635fe13b8c7e70e8

SHA1
b0d98bee3f75dc15188bf72a7e8851b186fc3712

SHA256
a88161dc8f060713fe2f2ab5613c05cbce0464c95c7c213f2b84dca59d1ecb3f

SHA512
9aa7a18586f376e95e8840824739dbedf0cf30cb5e527c151be07f35b8686a2d429c84f514dacc801c821a08b91a02d443b5c3102d2d5969cea07620fc1f36d3

Download Submit