b0ccea3ce2f1bc7d79bada89d3585c9c74d03664ad5b1a58dec1399a3059f331

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
23/08/2024, 19:58

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General

Target

3a1213132ddf537e89dfd42f9647e600N.exe
Size

34KB
MD5

3a1213132ddf537e89dfd42f9647e600
SHA1

d1c545ab6a5c02ecb21ceddcfd731ea70a43bba8
SHA256

b0ccea3ce2f1bc7d79bada89d3585c9c74d03664ad5b1a58dec1399a3059f331
SHA512

4808be8ff3378982b89a692034c4e1e321585634093acf843bd9ce880e9dd4635b8726aad2cc1ff2103d17153eefeba555cf57e02370dd01170e588624915da7
SSDEEP

192:pACU3DIY0Br5xjL/EAgAQmP1oynLb22vB7m/FJHo7m/FJHZaza81:yBs7Br5xjL8AgA71FbhvDGO

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4659) 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.WindowsDesktop.App\8.0.2\PresentationFramework-SystemXmlLinq.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\javafx_iio.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\CHICAGO.XSL.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.scale-80.png.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Java\jre-1.8\legal\javafx\gstreamer.md.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-utility-l1-1-0.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019VL_MAK_AE-ppd.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessR_Retail-ppd.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_Trial-ppd.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\PresentationUI.resources.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\7-Zip\Lang\ky.txt.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Retail-pl.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_PrepidBypass-ul-oob.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.scale-80.png.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\TipRes.dll.mui.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial1-pl.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.FileSystem.DriveInfo.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\WindowsBase.resources.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\cmm\GRAY.pf.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Java\jre-1.8\lib\images\cursors\invalid32x32.gif.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.OleDbInterop.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_Grace-ul-oob.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.Encoding.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Java\jre-1.8\lib\resources.jar.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_MAK-ppd.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Subscription2-pl.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest5-ul-oob.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\sound.properties.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessRuntime2019R_PrepidBypass-ppd.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Retail2-pl.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\SharedPerformance.man.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.VisualBasic.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\UIAutomationClientSideProviders.resources.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription4-ppd.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\WindowsBase.resources.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\trdtv2r41.xsl.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\msvcp140.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Common Files\System\msadc\msdfmap.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Common Files\System\Ole DB\de-DE\oledb32r.dll.mui.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Trial-ppd.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherVL_KMS_Client-ppd.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.Metadata.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\Microsoft.VisualBasic.Forms.resources.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\System.Windows.Forms.resources.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProDemoR_BypassTrial180-ppd.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Grace-ppd.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSOARIACAPI.DLL.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-debug-l1-1-0.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\ffjcext.zip.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_Retail-ul-oob.xrm-ms.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\en-US\TabTip.exe.mui.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Common Files\System\Ole DB\es-ES\oledb32r.dll.mui.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.Channels.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework.AeroLite.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Java\jdk-1.8\include\jdwpTransport.h.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\mscss7wre_fr.dub.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\giflib.md.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\Client2019_eula.txt.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\ms\msipc.dll.mui.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\7-Zip\Lang\uk.txt.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.fi-fi.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\ShapeCollector.exe.mui.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.Compression.FileSystem.dll.tmp	3a1213132ddf537e89dfd42f9647e600N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\vi.pak.tmp	3a1213132ddf537e89dfd42f9647e600N.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	3a1213132ddf537e89dfd42f9647e600N.exe

C:\Users\Admin\AppData\Local\Temp\3a1213132ddf537e89dfd42f9647e600N.exe
"C:\Users\Admin\AppData\Local\Temp\3a1213132ddf537e89dfd42f9647e600N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4836

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
34KB

MD5
1b8821f70ca9beec2e9a5739cc138158

SHA1
e00e14d3bf37bc3be9ad0d425d70b8883c2e25fe

SHA256
b768d359c753e39ec4752d23354fc1faa5a1bd39f1368351b6c673f7676beb6c

SHA512
519c4c75ce3e03fcaabc76bc94cb63162d43f19bfd071258428d8985e2fc58a1294a364e78cb90d351903a9a33de4cb01b605013ca3776b69d7b219b6014ea6c

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

Filesize
133KB

MD5
1dd524af64aa8615fdb3edf8b231b25a

SHA1
7bd5fa0f19f7095268358eaeb7ecf0a0fda912c0

SHA256
b74d8015ebd948ee30b4b2ecc0c345c7e60e085042398af7169d30734915038f

SHA512
f58b91b7d49e8b55e26574d0c924d00eb31347d892e053a95df6ee677cc7cd0c28a031daabafbe963f1d632fdcd65050803af6ed7b0db05ae170d9570ecd73bb

Download Submit
memory/4836-0-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4836-1008-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download