5483aadefaa81c09f0fe892527ff0003aadf557f64a0fcf5486618e80130abfe

Resubmissions

19-08-2024 01:17

240819-bnc4rswcqg 9

19-08-2024 01:14

240819-blngqaygpm 9

19-08-2024 01:10

240819-bjw13swaqc 9

Analysis

max time kernel
119s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-08-2024 01:10

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General

Target

4b314081bcb5531e368729bd169b6520N.exe
Size

76KB
MD5

4b314081bcb5531e368729bd169b6520
SHA1

26a334cba2d2873df0fd811dba841622208af408
SHA256

5483aadefaa81c09f0fe892527ff0003aadf557f64a0fcf5486618e80130abfe
SHA512

3a390a26faade5c9b2efb19dba187941ed28faba4b3ae74513ef27a7f68f4a3a756e7a0459072834ddd53869bcf5dcc58e042a685e71171ed50bdfd56466274c
SSDEEP

768:/7BlpQpARFbhIYJIJDYJIJPfFpsJcFfFpsJcC+3mC+3meDAfABJ6fABJwEXBwzEd:/7ZQpApze+eJfFpsJOfFpsJ5DL

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4622) 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\7.0.16\System.Security.Cryptography.Primitives.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\123.0.6312.122.manifest.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_Trial-ppd.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_Grace-ul-oob.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019MSDNR_Retail-pl.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\7-Zip\Lang\gu.txt.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.MemoryMappedFiles.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Orange Red.xml.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\SPPRedist.msi.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusDemoR_BypassTrial365-ppd.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_Retail-ppd.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_SubTrial-pl.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019VL_MAK_AE-pl.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\PresentationCore.resources.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_SubTest-pl.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.OpenSsl.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Diagnostics.EventLog.Messages.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\glib-lite.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_OEM_Perp-pl.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-filesystem-l1-1-0.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe.manifest.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\UIAutomationClientSideProviders.resources.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\PresentationFramework.resources.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\WindowsFormsIntegration.resources.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\bn.pak.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Java\jre-1.8\lib\fontconfig.properties.src.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Dynamic.Runtime.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\WindowsFormsIntegration.resources.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\ReachFramework.resources.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-processenvironment-l1-1-0.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_Retail-ppd.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsptg.xml.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\PresentationCore.resources.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\PresentationUI.resources.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\DBGHELP.DLL.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\cs-CZ\tipresx.dll.mui.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Design.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_OEM_Perp-pl.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Grace-ppd.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019R_Trial-ul-oob.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\System.Xaml.resources.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\splash_11-lic.gif.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_ViewOnly_ZeroGrace-ul-oob.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_OEM_Perp-ul-phn.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\CT_ROOTS.XML.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-black_scale-80.png.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp4-ul-phn.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\plugin2\msvcp140.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\hijrah-config-umalqura.properties.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\freebxml.md.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial5-ppd.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.scale-180.png.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\et\msipc.dll.mui.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Formats.Asn1.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.Cng.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ObjectModel.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\WindowsFormsIntegration.resources.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Trial-ppd.xrm-ms.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Private.DataContractSerialization.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\UIAutomationProvider.resources.dll.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\xalan.md.tmp	4b314081bcb5531e368729bd169b6520N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Configuration\ssn_high_group_info.txt.tmp	4b314081bcb5531e368729bd169b6520N.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	4b314081bcb5531e368729bd169b6520N.exe

C:\Users\Admin\AppData\Local\Temp\4b314081bcb5531e368729bd169b6520N.exe
"C:\Users\Admin\AppData\Local\Temp\4b314081bcb5531e368729bd169b6520N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:888

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
76KB

MD5
0aef09abbb3c55fb76ee32a012821a3d

SHA1
f73fb003ce6e8e67d735cfedc31b469b9cf29c2a

SHA256
7758cd3edcc3908ce256703ccadeb2bcbb732d409ee103cdd366e6ef733b806f

SHA512
e24f9bb193975b12caf554368ab17f59c69ad3295b38b9576859ed0ff4914e0870ed5f16d8f309b79cd6ab120ff2208f80c0979d3be26ae592139127bbe20c5b

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

Filesize
175KB

MD5
ebac85457a8349aa0765ba55c8d9af24

SHA1
c74a90e6aa0037aa742a7a7eaa0c0074dfa084fc

SHA256
2eb27636ce340a5a18b6825257b9e2f4502d7f663654cc28aea8f24cb463055f

SHA512
eba341d8e01939a9112f30a7aeb78f19fda4bea4fd222117832bf60ec23f1176bf003ea241826ef4d7a8977f37fba9d91dd3c77f303ad58d104489070538334d

Download Submit
memory/888-0-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/888-922-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download