5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310

Analysis

max time kernel
120s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03-10-2024 18:19

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General

Target

5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
Size

44KB
MD5

7ef0588a8261f70fdf16d558633d84b0
SHA1

9ec97105302f4441eeb7e825b4cfc7bc702dc32b
SHA256

5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310
SHA512

96bf0d18547649616a8e247b4fe79c0cb7f8896569f2544f361942d0fb25f05cb690d64b6e288c3f3ed27cdb59ddbb61dd470c330bdf2fdc3268b29203538055
SSDEEP

768:kBT37CPKKdJJ1EXBwzEXBwdcMcwBcCBcw/tio/tiJFEFK:CTW7JJ7TTQoQPyK

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4678) 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/920-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x00090000000233e4-2.dat	upx
behavioral2/files/0x00040000000228de-6.dat	upx
behavioral2/memory/920-981-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Shims.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\sql70.xsl.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.scale-80.png.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019VL_MAK_AE-ul-phn.xrm-ms.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Serialization.Formatters.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Internet Explorer\uk-UA\iexplore.exe.mui.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_OEM_Perp-ul-phn.xrm-ms.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.XLHost.Modeler.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Common Files\System\msadc\msadco.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\System.Windows.Forms.Primitives.resources.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\asm.md.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT_F_COL.HXK.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\UIAutomationClient.resources.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.UnmanagedMemoryStream.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Compression.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Internet Explorer\iexplore.exe.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-console-l1-2-0.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Java\jre-1.8\lib\ext\dnsns.jar.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\InstallerMainShell.tlb.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\msvcp140.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\System.Xaml.resources.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Java\jre-1.8\bin\orbd.exe.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_SubTrial-ppd.xrm-ms.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Common Files\Services\verisign.bmp.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_SubTrial-ul-oob.xrm-ms.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MEDIA\HAMMER.WAV.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\pkeyconfig-office-client15.xrm-ms.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\WindowsBase.resources.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\SmallLogo.png.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-console-l1-2-0.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Java\jre-1.8\bin\jp2ssv.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp-ul-oob.xrm-ms.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\7-Zip\Lang\zh-tw.txt.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\UIAutomationProvider.resources.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Java\jdk-1.8\include\win32\bridge\AccessBridgeCallbacks.h.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Client\vcruntime140.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.Layout.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MEDIA\BREEZE.WAV.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.kk-kz.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Serialization.Xml.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial4-pl.xrm-ms.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_Trial-ppd.xrm-ms.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Common Files\System\ado\fr-FR\msader15.dll.mui.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019VL_KMS_Client_AE-ul.xrm-ms.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019VL_MAK_AE-ul-oob.xrm-ms.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Retail-ppd.xrm-ms.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.scale-80.png.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.InteropServices.RuntimeInformation.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\Microsoft.VisualBasic.Forms.resources.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-debug-l1-1-0.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Retail-ul-phn.xrm-ms.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_Subscription-ppd.xrm-ms.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\TelemetryDashboard.xltx.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.SecureString.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Java\jre-1.8\bin\jsoundds.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Java\jre-1.8\lib\fonts\LucidaBrightDemiBold.ttf.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessDemoR_BypassTrial365-ul-oob.xrm-ms.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoVL_MAK-ppd.xrm-ms.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\ReachFramework.resources.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Intrinsics.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\System.Windows.Forms.resources.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\InitializeEdit.snd.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.Process.dll.tmp	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.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	5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe

C:\Users\Admin\AppData\Local\Temp\5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe
"C:\Users\Admin\AppData\Local\Temp\5957d9e0878eae9c00ae52eb2232dc580366127177499cc6c288dc6bb16e8310N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:920

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-1-5-21-2718105630-359604950-2820636825-1000\desktop.ini.tmp

Filesize
44KB

MD5
db3e1c90826a683545632dff6690e1d9

SHA1
8f14915bf5815e65eedc40d9628fd4c7bd573074

SHA256
afb661be57e8369b6f901928eceaf0d086dcd09a9fab28ae988ac94fbdbe2287

SHA512
6dbb869027e2fe4ff92f8f528ce875babd77fc362b540b26313407bb23a8ace8ac14b87edfd0adfdefbb8d74f2263c0d2130ddb67faee89a85a8f8fb7b11fae3

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

Filesize
143KB

MD5
f477757a89aeba7ab7ac5e9c9f1a2063

SHA1
fd97d1b23812762966179d2387122fd19b107dec

SHA256
a073473e94ae3951e814b870bc86d91a2fa6fc05696623d21fe54244a64b699a

SHA512
119030a69684ed5b90bd9b111a3c43f377900a766a67e7e91583616cbd92ed3c78941822474ac0e36bfbb8cbb68c85fb7fee2cc46567d79e949b4b04551f17b7

Download Submit
memory/920-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/920-981-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download