f27edb355c53408bff2c47328ba75b259c6d8dcb16e3cd165ab681297c8c2285

Analysis

max time kernel
120s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/09/2024, 05:03

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

9ee5091bc62b7f6db7d3550d01844a10N.exe
Size

53KB
MD5

9ee5091bc62b7f6db7d3550d01844a10
SHA1

a91011af0fb18ea197e5b729cab6da1e3bf40bd1
SHA256

f27edb355c53408bff2c47328ba75b259c6d8dcb16e3cd165ab681297c8c2285
SHA512

c6a336e2babd1c40fce03852930b1138d60df120f8625041eb8f3504cc5b6fbea6635b0332ed6db2b2f4a7b8364015b75321cc09da9454ba010065372b966d7d
SSDEEP

768:a7BlpyqaFAK65euBT37CPKKDm7EJJ1EXBwzEXBwdcMcI9Aq:a7ZyqaFAxTWbJJ7TOq

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4660) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3088-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0008000000023490-2.dat	upx
behavioral2/files/0x0014000000022913-6.dat	upx
behavioral2/memory/3088-944-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\System.Windows.Forms.Design.resources.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\vcruntime140_cor3.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-string-l1-1-0.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\Microsoft.PowerBI.AdomdClient.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\cpprestsdk.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.scale-140.png.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\WindowsFormsIntegration.resources.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskmenu\oskmenubase.xml.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msdaprsr.dll.mui.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\PresentationUI.resources.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\UIAutomationClientSideProviders.resources.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\Microsoft.VisualBasic.Forms.resources.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\dynalink.md.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest1-pl.xrm-ms.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\7-Zip\Lang\hu.txt.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\cmm\CIEXYZ.pf.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-heap-l1-1-0.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-runtime-l1-1-0.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-conio-l1-1-0.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Security.Cryptography.ProtectedData.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Forms.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_ViewOnly_ZeroGrace-ul-oob.xrm-ms.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_OEM_Perp-pl.xrm-ms.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Client.Excel.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Cryptography.Csp.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages.properties.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power Map Excel Add-in\VISUALIZATIONCHART.DLL.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.contrast-black_scale-80.png.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\MSIPCEvents.man.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ar-SA\tipresx.dll.mui.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.FileVersionInfo.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_Retail-ul-oob.xrm-ms.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdXC2RVL_MAKC2R-ppd.xrm-ms.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\TabIpsps.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\WindowsFormsIntegration.resources.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\PresentationCore.resources.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Frosted Glass.eftx.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_O17EnterpriseVL_Bypass30-ppd.xrm-ms.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Common Files\System\msadc\ja-JP\msadcer.dll.mui.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Java\jre-1.8\bin\jsdt.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\vccorlib140.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019VL_MAK_AE-ppd.xrm-ms.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Retail-ul-oob.xrm-ms.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Wisp.thmx.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Internet Explorer\es-ES\iexplore.exe.mui.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Java\jre-1.8\bin\rmid.exe.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Grace-ul-oob.xrm-ms.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_Retail-ul-phn.xrm-ms.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProDemoR_BypassTrial180-ul-oob.xrm-ms.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\DirectWriteForwarder.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-rtlsupport-l1-1-0.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-environment-l1-1-0.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\Office16\OSPP.HTM.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_SubTest-ul-oob.xrm-ms.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\System.Windows.Controls.Ribbon.resources.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Java\jre-1.8\legal\javafx\directshow.md.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteFreeR_Bypass-ppd.xrm-ms.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.Tasks.dll.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msdaremr.dll.mui.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\sv.pak.tmp	9ee5091bc62b7f6db7d3550d01844a10N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\servertool.exe.tmp	9ee5091bc62b7f6db7d3550d01844a10N.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	9ee5091bc62b7f6db7d3550d01844a10N.exe

C:\Users\Admin\AppData\Local\Temp\9ee5091bc62b7f6db7d3550d01844a10N.exe
"C:\Users\Admin\AppData\Local\Temp\9ee5091bc62b7f6db7d3550d01844a10N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3088

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

Loading Replay Monitor...

Downloads

C:\$Recycle.Bin\S-1-5-21-656926755-4116854191-210765258-1000\desktop.ini.tmp

Filesize
54KB

MD5
d058c65fcc55e89feec7a71db05dcf96

SHA1
8f83ef0da66a9f069bee0c3cebee57eaad847df2

SHA256
e29892a53e59c87bee954f8fd49bfd05f8f9cf4e0def107d02274f7334147574

SHA512
3ad4afeef0b2bca7fd36f6d2218d43bf28d24bae2a6153f35b9e8b84efb3a43751cbb8cc2e45c8b847ebb8bb09c2845b383a7353bd0d11f9e734f6f13e9a4039

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

Filesize
153KB

MD5
dc1a5602f21d184e088c4590e1130bd3

SHA1
5ecf8e39d80cb293c3a22372a8f397f63640d45d

SHA256
2453b69c638b49bbc7202540dbd9c3f181eaf3fec4bd9e7fc86e42323df5c9e8

SHA512
964b45bf699cde86a5e15c1e678e09b5b86cdc1486ef25aebdd9df67e159fdca627b053329245622ea294c621a4a8369b6171861d099fface723b1e95cb4e928

Download Submit
memory/3088-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3088-944-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download