0d3b08f3eed076b0082c9d4963ef0cda4ce0ea8018fc9db3cb5fd2e8ae566f98

Analysis

max time kernel
120s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/08/2024, 12:10

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General

Target

1c0263a1f9f39bb838c28dc8d55a9b30N.exe
Size

55KB
MD5

1c0263a1f9f39bb838c28dc8d55a9b30
SHA1

fbcef63b65215da6524a9c3c9c6a083098aa3a78
SHA256

0d3b08f3eed076b0082c9d4963ef0cda4ce0ea8018fc9db3cb5fd2e8ae566f98
SHA512

5c8a13940b8604563d0e2e37e3fa7874e3f6287ed2256d86fb5f7a20a5df85dfa579fb11e1e0275f581c36aee388bc66add6d85932c7f2e37d3847f638562945
SSDEEP

1536:W7ZhA7pApM21LOA1LO2c6b25gc6b25uCrbpSvr5UNW:6e7WpMgLOiLO2c6b25gc6b25u

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4664) 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\ClientARMRefer_eula.txt.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.Timer.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardR_Retail-ul-phn.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.Channels.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\java.exe.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_OEM_Perp-ul-phn.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019VL_MAK_AE-ul-phn.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLPROXY.DLL.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Linq.Expressions.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Ping.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\dcpr.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Java\jre-1.8\bin\java_crw_demo.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Grace-ppd.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Principal.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Forms.Design.resources.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.Extensions.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\kinit.exe.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\7-Zip\Lang\is.txt.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.NameResolution.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019XC2RVL_KMS_ClientC2R-ppd.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\IEEE2006OfficeOnline.xsl.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_O17EnterpriseVL_Bypass30-ppd.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdVL_KMS_Client-ul-oob.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\7-Zip\Lang\pa-in.txt.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.scale-100.png.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Java\jre-1.8\lib\cmm\GRAY.pf.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial2-ppd.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.Emit.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Office.PowerPivot.ExcelAddIn.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\GKExcel.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\it\msipc.dll.mui.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad\ea.xml.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ReachFramework.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Drawing.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\System.Windows.Controls.Ribbon.resources.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Internet Explorer\SIGNUP\install.ins.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Java\jre-1.8\lib\ext\zipfs.jar.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_OEM_Perp-ppd.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_Retail-ppd.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.Tasks.Parallel.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.Tasks.Dataflow.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\System.Windows.Input.Manipulations.resources.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Java\jdk-1.8\lib\deployment.config.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Trial-pl.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_SubTest-pl.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-multibyte-l1-1-0.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription4-ppd.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\WindowsBase.resources.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdXC2RVL_KMS_ClientC2R-ul-oob.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\JitV.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSOARIANEXT.DLL.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\hr-HR\tipresx.dll.mui.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipskor.xml.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\WindowsBase.resources.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_Trial-ppd.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019R_Trial-pl.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProMSDNR_Retail-ppd.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\WindowsBase.dll.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\rmid.exe.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Calibri Light-Constantia.xml.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_Grace-ppd.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\c2rpridslicensefiles_auto.xml.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_Trial-pl.xrm-ms.tmp	1c0263a1f9f39bb838c28dc8d55a9b30N.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	1c0263a1f9f39bb838c28dc8d55a9b30N.exe

C:\Users\Admin\AppData\Local\Temp\1c0263a1f9f39bb838c28dc8d55a9b30N.exe
"C:\Users\Admin\AppData\Local\Temp\1c0263a1f9f39bb838c28dc8d55a9b30N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3884

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-1-5-21-945322488-2060912225-3527527000-1000\desktop.ini.tmp

Filesize
55KB

MD5
35102e2fc3aa0b368119e6558da03b81

SHA1
08faeb2fed026569992b5b1a7da60974bf2433b8

SHA256
f24805c903a5a6f8219bf43a934d0215f815a973e34b77b75adcb3eef766a4aa

SHA512
07ce312349ddfb4c37bad307cdc92e5cf8354816540eed059302b42e1f7fa4d13e60cc7bc5cb65b8cf2a6f1c067df41e28a2a926d8af5d93249adfb738ec3474

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

Filesize
154KB

MD5
3f0d6032739c02128b7a9ab8d966dd4e

SHA1
23972dbf91d0205df4aa847ea2622c081126c7d6

SHA256
480ab24aabc306dad845bf7c5b4986f3e7bc2bac6f7acc9f6942cacb9a2bb62c

SHA512
66081e10dd88cfe7220386ec297505409cb7eb66a5dd41de159e55ee13b132132be976c337770e35e773f400838d998acb1d4aff8066d52b4e61f7cd6ffc829d

Download Submit