1164a8b0fd65c0b99f1501b5f5b2a61dfc15319796ef5ec9f9505334084fc72d

Analysis

max time kernel
120s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25/07/2024, 15:50

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General

Target

dee11863de9c892ad89b11af00bb14d0N.exe
Size

57KB
MD5

dee11863de9c892ad89b11af00bb14d0
SHA1

6b368e9c2ad5c892387fdb621835643f8d9c6cd5
SHA256

1164a8b0fd65c0b99f1501b5f5b2a61dfc15319796ef5ec9f9505334084fc72d
SHA512

1b453a4013dbf0d19b10a7a2db8b09f0905f9787f3f1892dbbad2fa24ee6beb725fd89f7db7800784670f0b52ba4a1f6d2d5cdcd39741e27901343d7dd2f622a
SSDEEP

1536:CTWn1++PJHJXA/OsIZfzc3/Q8zx0Cq/8S/8H:KQSop8i8H

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4443) 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/4816-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x0009000000023449-2.dat	upx
behavioral2/files/0x0014000000022912-6.dat	upx
behavioral2/memory/4816-1086-0x0000000000400000-0x000000000040A000-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\es\System.Windows.Forms.Primitives.resources.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019VL_KMS_Client_AE-ppd.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_Retail-ul-phn.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_Retail-pl.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\ja-jp.xml.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\PresentationUI.resources.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\javafx\libffi.md.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\fre\StartMenu_Win8_RTL.mp4.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Trial2-ppd.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription2-ppd.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Graph.exe.manifest.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-profile-l1-1-0.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\System.Xaml.resources.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ReachFramework.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\UIAutomationProvider.resources.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\System.Windows.Forms.Design.resources.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\UIAutomationClientSideProviders.resources.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019MSDNR_Retail-pl.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_SubTest-ul-oob.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskclearui.xml.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Xaml.resources.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\wxpr.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\DirectWriteForwarder.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\System.Windows.Forms.Design.resources.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\ReachFramework.resources.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\UIAutomationProvider.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\Locales\pl.pak.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription3-ppd.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\ConvertRedo.rtf.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.AppContext.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_OEM_Perp-pl.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\centered.dotx.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\i640.cab.cat.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msaddsr.dll.mui.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationUI.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\prism_common.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Shims.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\7-Zip\Lang\ba.txt.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\7-Zip\Lang\fi.txt.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessPipcR_OEM_Perp-ul-oob.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_OEM_Perp-pl.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Common Files\System\Ole DB\sqloledb.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\PresentationCore.resources.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\UIAutomationTypes.resources.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019VL_MAK_AE-ppd.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ar-SA\tipresx.dll.mui.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-string-l1-1-0.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Trial-pl.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_Grace-ppd.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Common Files\System\ado\msado27.tlb.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_Retail-ul-phn.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\System.Xaml.resources.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProXC2RVL_MAKC2R-ul-oob.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Input.Manipulations.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\Microsoft.VisualBasic.Forms.resources.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.TraceSource.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\UIAutomationProvider.resources.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\UIAutomationProvider.resources.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProO365R_SubTrial-ul-oob.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp5-ul-phn.xrm-ms.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\GostName.XSL.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Common Files\System\ado\adojavas.inc.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Common Files\System\msadc\msdaremr.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\GKExcel.dll.tmp	dee11863de9c892ad89b11af00bb14d0N.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	dee11863de9c892ad89b11af00bb14d0N.exe

C:\Users\Admin\AppData\Local\Temp\dee11863de9c892ad89b11af00bb14d0N.exe
"C:\Users\Admin\AppData\Local\Temp\dee11863de9c892ad89b11af00bb14d0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4816

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-1-5-21-3419463127-3903270268-2580331543-1000\desktop.ini.tmp

Filesize
58KB

MD5
ab506b8b826d6a4a3443388c4214fa01

SHA1
b0d571ca2e16f7550f450a2ffed93238f33f4ff3

SHA256
317ded33830cf9d5b0d6be9b1b85ffccbe936f68c6bd952428551ce46bffa885

SHA512
225c8c92ff0bb3031a3ec752196a738b4886b9905942ec5ea6963181fd29194046d008972d1ce41ddafd95eefda0dc40cbc6facab93135a73df3b941096f777f

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

Filesize
157KB

MD5
69f97f89ba188e68cc497054235ee5e6

SHA1
211044dca3b45ef467d8ee05e10202344ce088ee

SHA256
2566bea9834513882591710657e045fb3f3cfaf4fbca9d6663a225101d73078c

SHA512
342a5b57b2dbcca7a82c239f860423eb4712d901130ccb5a46066b49fefc83affb09b23a0aa87d772c6e01062eb5cb9e5fae2b1baf304a6ba83af99d18b0891f

Download Submit
memory/4816-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4816-1086-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download