4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19

Analysis

max time kernel
150s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
08/09/2024, 02:17

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General

Target

4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
Size

30KB
MD5

ed8471e4f1fa46fe0f4fb7cfa7491c4f
SHA1

1707b30122ef537c37b7bb0d62c9987c0495d781
SHA256

4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19
SHA512

f10ea12687c7e1a18ac8adc79e2e24c5c1d058b7679cbc5fc644e3bf64565b48899c2520b6c3420fd156811ebcd829691570c5b1516d778798b59de71087c9fd
SSDEEP

768:kBT37CPKKdJJBZBZaOAOIB3jM2jMO/7OS8:CTW7JJB7LD2I2IbS8

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5200) 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/1972-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x00090000000233b3-2.dat	upx
behavioral2/files/0x00040000000228de-6.dat	upx
behavioral2/memory/1972-901-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.FileSystem.Watcher.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.Emit.Lightweight.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Xml.XPath.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\server\Xusage.txt.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.contrast-white_scale-80.png.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\pt\msipc.dll.mui.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN054.XML.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Serialization.Primitives.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-namedpipe-l1-1-0.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Java\jre-1.8\lib\ext\sunmscapi.jar.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Personal2019R_Trial-ul-oob.xrm-ms.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Localytics.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Java\jre-1.8\bin\vcruntime140.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\rsod\officemuiset.msi.16.en-us.boot.tree.dat.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\7-Zip\Lang\it.txt.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00A1-0409-1000-0000000FF1CE.xml.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN089.XML.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.osmmui.msi.16.en-us.xml.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProO365R_SubTrial-ul-oob.xrm-ms.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_Grace-ppd.xrm-ms.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MEDIA\HAMMER.WAV.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\zh-changjei.xml.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-filesystem-l1-1-0.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_SubTest-ul-oob.xrm-ms.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-time-l1-1-0.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\UIAutomationClientSideProviders.resources.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointVL_KMS_Client-ul-oob.xrm-ms.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019VL_MAK_AE-ppd.xrm-ms.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-core-localization-l1-2-0.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\7-Zip\Lang\ne.txt.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\Content.xml.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\WindowsBase.resources.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\vcruntime140_cor3.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Java\jre-1.8\lib\images\cursors\win32_CopyNoDrop32x32.gif.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Data.OData.NetFX35.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-interlocked-l1-1-0.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.InteropServices.JavaScript.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ClientPreview_eula.txt.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.ReportingServices.Interfaces.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\7-Zip\Lang\kaa.txt.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\msquic.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Java\jre-1.8\bin\jp2iexp.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019VL_KMS_Client_AE-ppd.xrm-ms.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Grace-ppd.xrm-ms.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.Compression.Native.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\ReachFramework.resources.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\vfs\Fonts\private\BKANT.TTF.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\System.Windows.Forms.Primitives.resources.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019VL_MAK_AE-ppd.xrm-ms.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_OEM_Perp-ul-oob.xrm-ms.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ONBttnIELinkedNotes.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PROOF\MSSP7EN.LEX.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\th\msipc.dll.mui.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\TipRes.dll.mui.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Common Files\System\Ole DB\es-ES\oledb32r.dll.mui.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-file-l1-2-0.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\Accessibility.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Controls.Ribbon.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019VL_MAK_AE-ul-oob.xrm-ms.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART2.BDR.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Xml.ReaderWriter.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\glib-lite.dll.tmp	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\[email protected]	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.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	4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe

C:\Users\Admin\AppData\Local\Temp\4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe
"C:\Users\Admin\AppData\Local\Temp\4647898b524a1a222b49b78bb412f11ef8a051a8e512c7bca2a7c35cb2c71c19.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1972

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
30KB

MD5
f93b45498b9733d39dee8973c62f1a6f

SHA1
3da8fff2c347a4dee919f12484d0de9b015a8aa6

SHA256
6162e3bbbab8aa2644ba32c83a38e69dc8e6686ea2569aedc14210ee86726a66

SHA512
026bd2683bd8eaec5ae5f7bbde692fa51e8ee570411b0cf236fcacea6712bd330cba08fc103609402e5e259ddc685ed3af0781972f06ae56d048742f3c102b42

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

Filesize
129KB

MD5
f3191e3abf4b854b02b2f3bd939d1272

SHA1
5a5df7dce3aca097ae31598508485370a6675b44

SHA256
5c52d5bcfe413c66dff3ca37a5c029288741c47fbb772449dfb5d88971adbdea

SHA512
370e206329c15792ae472f4a004bf42852ed1e1363262792d77c511763ff22f72bcf80a2b275af5c14352c22bd6d67d56046ea6a05e9529e21d7d571ccf8e3f5

Download Submit
memory/1972-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1972-901-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download