8e75a7cff59220efe536ebeb81bfce01f4e2a74ff873d388bbf30a668ec11ab5

Analysis

max time kernel
120s
max time network
107s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25-07-2024 16:01

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General

Target

dfb149d3f292e698cfed9e1fb778e7e0N.exe
Size

63KB
MD5

dfb149d3f292e698cfed9e1fb778e7e0
SHA1

c9faba8c477b3d5bbafa7ad2acc1878fa936fc3c
SHA256

8e75a7cff59220efe536ebeb81bfce01f4e2a74ff873d388bbf30a668ec11ab5
SHA512

cdd8e501156eab87b8d8eb3dc8e2de07957d9652d5daa70b1dedff0b5907739b2cb35832d9411e22b01ab8de69c0d6a4531193a0982794dbbeca6628cdd352ac
SSDEEP

768:W7BlphA7pARFbhx1d/XYrV6svC0D732jWp29lsbE0ssRqP4EuWDdAIe:W7ZhA7pApx1dvkC42jWALsbrsscP4ENk

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4203) 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\Common Files\microsoft shared\ClickToRun\C2RINTL.hr-hr.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Linq.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_Retail-ul-oob.xrm-ms.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\7-Zip\Lang\fur.txt.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-fibers-l1-1-0.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Text.Encoding.CodePages.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\Microsoft.DiaSymReader.Native.amd64.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\UIAutomationClient.resources.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_es.properties.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\System.Windows.Forms.Design.resources.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-file-l2-1-0.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp3-pl.xrm-ms.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fi-FI\tipresx.dll.mui.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\uk-UA\InputPersonalization.exe.mui.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.TypeExtensions.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\WindowsFormsIntegration.resources.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\Microsoft.VisualBasic.Forms.resources.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_Retail-ppd.xrm-ms.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.fi-fi.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Compression.Brotli.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\System.Windows.Forms.Primitives.resources.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\Microsoft.VisualBasic.Forms.resources.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Java\jre-1.8\lib\ext\jaccess.jar.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Tw Cen MT-Rockwell.xml.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\OMICAUTINTL.DLL.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework.Aero2.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\7-Zip\Lang\ku-ckb.txt.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Private.Xml.Linq.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\UIAutomationProvider.resources.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-processthreads-l1-1-0.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\java.policy.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019VL_MAK_AE-ul-oob.xrm-ms.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProVL_KMS_Client-ul-oob.xrm-ms.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\WindowsFormsIntegration.resources.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\JavaAccessBridge-64.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\tzmappings.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\xalan.md.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRAPH.HXS.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription4-ppd.xrm-ms.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_Grace-ul-oob.xrm-ms.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Client.Excel.Extensions.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\it-IT\msinfo32.exe.mui.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.InteropServices.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\System.Windows.Input.Manipulations.resources.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Grace-ppd.xrm-ms.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019VL_MAK_AE-ul-oob.xrm-ms.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsptg.xml.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Tasks.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\WindowsFormsIntegration.resources.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\PresentationCore.resources.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\System.Windows.Forms.Primitives.resources.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\plugin2\vcruntime140.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\wxpr.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.Intrinsics.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\Office16\SLERROR.XML.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail2-ul-phn.xrm-ms.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial3-ppd.xrm-ms.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Retail-pl.xrm-ms.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Common Files\System\ado\fr-FR\msader15.dll.mui.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Serialization.Primitives.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\System.Windows.Forms.Design.resources.dll.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\dynalink.md.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Grayscale.xml.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial4-ul-oob.xrm-ms.tmp	dfb149d3f292e698cfed9e1fb778e7e0N.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	dfb149d3f292e698cfed9e1fb778e7e0N.exe

C:\Users\Admin\AppData\Local\Temp\dfb149d3f292e698cfed9e1fb778e7e0N.exe
"C:\Users\Admin\AppData\Local\Temp\dfb149d3f292e698cfed9e1fb778e7e0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1816

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-1-5-21-384068567-2943195810-3631207890-1000\desktop.ini.tmp

Filesize
63KB

MD5
f169fe1ca69a0fd5cf858c36c546f261

SHA1
76cfe4ae2363e492beba56949f7d4dec692b01a2

SHA256
9fd31b6e8152cf8caf544baa7a06ec540e35f7944508bcc0791c0e71cbd3c7de

SHA512
922de6f01f0490dcb2ed493621188426cbf1d7f0d2b633257e3a34b018c14ad687bc63bd2ed50e817c8091a5414973819be78e53d2d77068c5d750dd5cf329e2

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

Filesize
162KB

MD5
715048ad1fbed6bef3a921f41c35b16b

SHA1
4844cca55889b39d1e3657e49cdd7dd8e24ec514

SHA256
0dfbd5456054917c3544a2d437b7fdf4432568d1122d4c203361d83623f6126d

SHA512
fea0eed679e5b93f5d3d53551f777bdfd6c7ad037d2256c9ee9795d926c4da0d2091a554d5f176619116d8c4a8508b667dc622e5627d7c83e12d1251952793b7

Download Submit