5cb3188422454df237c2793c39032b6ae47f68198d0f039aa01501eff69b0f24

Analysis

max time kernel
120s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05-09-2024 12:33

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General

Target

cffc7fce6a078b0c7e5487f2397e5790N.exe
Size

57KB
MD5

cffc7fce6a078b0c7e5487f2397e5790
SHA1

9ca1158c703cc06a789437b860f7ae6759c88bc0
SHA256

5cb3188422454df237c2793c39032b6ae47f68198d0f039aa01501eff69b0f24
SHA512

c68126d9e1190d1ef6c0a6b8c195d7219101cbada7e98c0883cb91cd6a1dbdba0a25cfc17d478dae44fdfdf18f2eeda9d2e90512183bbdd6a1cd29c97d94cd5b
SSDEEP

768:W7BlpppARFbhHFoqAJwBqAJw1VyjVyfxAkJhxAkJl5H5NbJtZbJtt:W7ZppApyVyjVyv5H59Zt

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4666) 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\8.0.2\System.Windows.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_Retail-pl.xrm-ms.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.XmlDocument.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Formats.Asn1.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\UIAutomationProvider.resources.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\LogoBeta.png.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_zh_CN.properties.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Arial Black-Arial.xml.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\redshift.ini.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-private-l1-1-0.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Java\jdk-1.8\THIRDPARTYLICENSEREADME-JAVAFX.txt.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\msvcp120.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.Compression.ZipFile.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ReachFramework.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\javaws.policy.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp4-ppd.xrm-ms.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessVL_MAK-ul-oob.xrm-ms.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\uk-UA\tabskb.dll.mui.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\WidevineCdm\_platform_specific\win_x64\widevinecdm.dll.sig.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\net.properties.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\mscss7fr.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\msproof7.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.Process.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Security.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ComponentModel.EventBasedAsync.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\UIAutomationClientSideProviders.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019VL_MAK_AE-ul-phn.xrm-ms.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_PrepidBypass-ul-oob.xrm-ms.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.MashupEngine.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\7-Zip\Lang\zh-cn.txt.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.ja-jp.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\PresentationFramework.resources.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Java\jre-1.8\bin\javacpl.cpl.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp2-ul-oob.xrm-ms.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription2-pl.xrm-ms.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019R_Trial-pl.xrm-ms.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknumpad.xml.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\PresentationCore.resources.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PenImc_cor3.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\ThirdPartyNotices.txt.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_Retail-pl.xrm-ms.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalPipcR_OEM_Perp-ppd.xrm-ms.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PenImc_cor3.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Configuration.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\dom.md.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Grayscale.xml.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_Subscription-ul-oob.xrm-ms.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.contrast-black_scale-140.png.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-file-l2-1-0.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\System.Windows.Forms.Primitives.resources.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\WidevineCdm\manifest.json.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART7.BDR.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.Primitives.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Drawing.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\System.Windows.Forms.resources.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\lv.pak.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\pkcs11cryptotoken.md.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Data.Recommendation.Client.Core.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\it-IT\TabTip.exe.mui.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\System.Windows.Forms.Primitives.resources.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.DirectoryServices.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Accessibility.dll.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Java\jre-1.8\lib\fonts\LucidaBrightDemiBold.ttf.tmp	cffc7fce6a078b0c7e5487f2397e5790N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_Retail-ul-oob.xrm-ms.tmp	cffc7fce6a078b0c7e5487f2397e5790N.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	cffc7fce6a078b0c7e5487f2397e5790N.exe

C:\Users\Admin\AppData\Local\Temp\cffc7fce6a078b0c7e5487f2397e5790N.exe
"C:\Users\Admin\AppData\Local\Temp\cffc7fce6a078b0c7e5487f2397e5790N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4036

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-1-5-21-523280732-2327480845-3730041215-1000\desktop.ini.tmp

Filesize
57KB

MD5
e1b23c0bc390694c8d104361dbb9061d

SHA1
d4ed7e87da45042fda40665c80a86d40c782272b

SHA256
23119eb297fd17da2754b0a1084307972d939b8279113ee34805410ce7a54aa2

SHA512
1397408f169978d065aa436d875c607d2c07302d721c65e8a509a25e6a7ff97675789f675421575bebe498d5bcfda30a0d0a92ba6c30f6c289fba6b11279af5b

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

Filesize
156KB

MD5
b06677f2a8ebe28176bd9273bcb1d519

SHA1
09eb09d205711b4056f0e8839ac2cded87b499c7

SHA256
7866dce1da648c4b8138bc26bef96ae33c5e4a94b2712d848ab4e85461f04476

SHA512
7d61470c99158f2c754e6b50b33efc228bd0b9fb9ea26342b15363e5558606d24c07c839aa00707b4301c8986ed0dc1d1583f2d7021ef46ae66e170c9a5bd02c

Download Submit