3169661540c63bb0df3aac43fa484c5fd19e6d617e94962402de65ad70b62171

Analysis

max time kernel
120s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24-08-2024 10:53

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General

Target

c7d7ff57c88fef40d001fd2e1cd09400N.exe
Size

77KB
MD5

c7d7ff57c88fef40d001fd2e1cd09400
SHA1

0da3f717541e1c4ca367f295eccd3baf52dd5aa4
SHA256

3169661540c63bb0df3aac43fa484c5fd19e6d617e94962402de65ad70b62171
SHA512

e369602e1c212072350ded7842000e165fa2a8f1721a003fedb17f1f4bbb7c380ad968caf2250d67b1734620ba8b7fd6722f895e1edff0e7104e844fc9161e5b
SSDEEP

768:/7BlpQpARFbhWGUKBb4JxobNlAGAIUkUX:/7ZQpAp+KBpbNiBIUkUX

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4640) 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\Microsoft Office\root\Office16\1033\Bibliography\BIBFORM.XML.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\CSS7DATA000C.DLL.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVIsvApi.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.hi-in.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Pipes.AccessControl.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherVL_MAK-ul-phn.xrm-ms.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\7-Zip\Lang\tk.txt.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\blacklisted.certs.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Trial-pl.xrm-ms.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.contrast-black_scale-80.png.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.DiagnosticSource.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Numerics.Vectors.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\EXCEL.VisualElementsManifest.xml.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.scale-100.png.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.Tracing.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\fxplugins.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial2-pl.xrm-ms.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\loc\AppXManifestLoc.16.en-us.xml.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-synch-l1-2-0.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp-ppd.xrm-ms.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\EntityDataHandler.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessRuntime2019R_PrepidBypass-ul-oob.xrm-ms.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessDemoR_BypassTrial365-ppd.xrm-ms.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_Trial-ppd.xrm-ms.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_OEM_Perp-ppd.xrm-ms.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-math-l1-1-0.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp2-pl.xrm-ms.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Common Files\microsoft shared\OFFICE16\Office Setup Controller\pkeyconfig-office.xrm-ms.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\System.Windows.Forms.Primitives.resources.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\java.exe.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\msotdintl.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogoSmall.contrast-black_scale-180.png.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-filesystem-l1-1-0.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial1-pl.xrm-ms.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\symbols\symbase.xml.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.Compression.Native.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\System.Windows.Forms.Primitives.resources.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription5-pl.xrm-ms.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\it-IT\tipresx.dll.mui.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.MemoryMappedFiles.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-processenvironment-l1-1-0.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVIntegration.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\rtscom.dll.mui.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\System.Windows.Input.Manipulations.resources.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Java\jre-1.8\bin\javaws.exe.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019VL_KMS_Client_AE-ul.xrm-ms.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019R_Retail-ppd.xrm-ms.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\TellMeExcel.nrr.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Common Files\System\ado\msado20.tlb.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\ReachFramework.resources.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest1-pl.xrm-ms.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.CodeDom.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\ReachFramework.resources.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-namedpipe-l1-1-0.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Client\vcruntime140.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Text.Json.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\System.Windows.Forms.Design.resources.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_zh_HK.properties.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Java\jre-1.8\lib\fonts\LucidaBrightDemiBold.ttf.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\ThirdPartyNotices.txt.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\UIAutomationClient.resources.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-multibyte-l1-1-0.dll.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail3-ul-oob.xrm-ms.tmp	c7d7ff57c88fef40d001fd2e1cd09400N.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	c7d7ff57c88fef40d001fd2e1cd09400N.exe

C:\Users\Admin\AppData\Local\Temp\c7d7ff57c88fef40d001fd2e1cd09400N.exe
"C:\Users\Admin\AppData\Local\Temp\c7d7ff57c88fef40d001fd2e1cd09400N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3424

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

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Downloads

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

Filesize
77KB

MD5
d34d4d4b3deaeedd01513d297fd7d1d8

SHA1
24aa1a46b8d396a50e562eca891960e6af4abfdf

SHA256
5ba4a7e82992ee2eacf2cab24b8591c684bf2f7ef68a0fc2b493d5e5f8cb7615

SHA512
d7f26df6a7bf763248a2417afe709b3858415ea4e1a030bdf48022d93cb6914ef094593c271fd07bef67036f1feb7c4b0cef38b5ff623d02ff7dbe0243fb23ea

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

Filesize
176KB

MD5
4b947220f76ac110156535d6014271e1

SHA1
121b5caf426216c4a955c44148bc0aaba0c5e4c3

SHA256
90133349249aefef410526a8f722b214347d6301249a5ab304d0fea80d5d0681

SHA512
48ff1fc80dc79fd535d8402930bf01d73886bf1afdf3eff5bba125f06b13006562159f0e32aa797de2d1bf0af268f8a32561efa09eaebb69cb9f1eb99608677e

Download Submit
memory/3424-0-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3424-896-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download