28bdd58a4eb32fe2d0e8d0b6e451c2866d1c07ca0266e5588943142cdb18effc

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
07/09/2024, 06:45

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General

Target

0ec079667bc67c4fc421372dd4634b30N.exe
Size

36KB
MD5

0ec079667bc67c4fc421372dd4634b30
SHA1

5b995d56615a94a5deeeb710fcd35e757aefb112
SHA256

28bdd58a4eb32fe2d0e8d0b6e451c2866d1c07ca0266e5588943142cdb18effc
SHA512

018bb041a4916414f242df36b76937ed451014f23254ce2dabca4d10ff76c728b0331398bc33761d91fcd902db6be2d83d65664d695c2dba4fdb0824744f6dc8
SSDEEP

768:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJhATBWvyBh85c5Hdq/4:CTW7JJZENTBWv36RdL

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4679) 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/612-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x00090000000233c2-2.dat	upx
behavioral2/files/0x0014000000022936-6.dat	upx
behavioral2/memory/612-1015-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk-1.8\jre\lib\management\management.properties.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0115-0409-1000-0000000FF1CE.xml.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Extreme Shadow.eftx.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PenImc_cor3.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages.properties.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteVL_KMS_Client-ul-oob.xrm-ms.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp5-ul-oob.xrm-ms.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\IGX.DLL.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\WindowsFormsIntegration.resources.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Retail-ul-phn.xrm-ms.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\AdeModule.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\PresentationUI.resources.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\ext\localedata.jar.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_OEM_Perp-ppd.xrm-ms.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019VL_KMS_Client_AE-ul.xrm-ms.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_Retail-ppd.xrm-ms.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_Trial-ul-oob.xrm-ms.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.IsolatedStorage.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\UIAutomationProvider.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial1-pl.xrm-ms.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.Primitives.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework.Classic.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Trial2-ul-oob.xrm-ms.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp6-pl.xrm-ms.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProMSDNR_Retail-ppd.xrm-ms.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LivePersonaCard\images\default\linkedin_ghost_school.png.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\mscss7cm_en.dub.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\ar\msipc.dll.mui.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MYSL.ICO.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Internet Explorer\iediagcmd.exe.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\DataStreamerLibrary.dll.config.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Input.Manipulations.resources.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\UIAutomationClientSideProviders.resources.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\FileSystemMetadata.xml.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardR_Grace-ul-oob.xrm-ms.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_Subscription-ppd.xrm-ms.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\System.Windows.Controls.Ribbon.resources.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\win32_LinkNoDrop32x32.gif.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Client.Windows.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\Microsoft.VisualBasic.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\ReachFramework.resources.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\System.Xaml.resources.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\java.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Java\jre-1.8\bin\instrument.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Grace-ul-oob.xrm-ms.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\mshwLatin.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Windows.Controls.Ribbon.resources.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Data.Common.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Formats.Asn1.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\WindowsBase.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\PresentationCore.resources.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Input.Manipulations.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial4-pl.xrm-ms.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\javafx\jpeg_fx.md.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\ffjcext.zip.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\MSSRINTL.DLL.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.CompilerServices.VisualC.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Controls.Ribbon.resources.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\System.Windows.Input.Manipulations.resources.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\blacklisted.certs.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription4-ul-oob.xrm-ms.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\mscordaccore.dll.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\jcup.md.tmp	0ec079667bc67c4fc421372dd4634b30N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\[email protected]	0ec079667bc67c4fc421372dd4634b30N.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	0ec079667bc67c4fc421372dd4634b30N.exe

C:\Users\Admin\AppData\Local\Temp\0ec079667bc67c4fc421372dd4634b30N.exe
"C:\Users\Admin\AppData\Local\Temp\0ec079667bc67c4fc421372dd4634b30N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:612

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-1-5-21-4182098368-2521458979-3782681353-1000\desktop.ini.tmp

Filesize
36KB

MD5
7353d4eeaedde8157b905c6726b624b6

SHA1
70c62c76067b5aa001c64edb0ec3a1c24e7c5844

SHA256
0737fec89b1dd467a1116e703a4904c99a8f8e8dae64ed47889bf8a76e0c7fa2

SHA512
58aeed211f2b7e1cb56d072e3193cd84de708bdf16df3288053bdab17fd8a9e41ab9cfd177f994f2038fde7610adcb9e605c45e69538283f6d97b9fa337c3979

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

Filesize
135KB

MD5
db9d8df0ec1d926c0e73f05b032496e1

SHA1
8e2ddeb972a2ad049238015170d89cb1fd947cdf

SHA256
c81d76b75a5d170f321733c454fc82c1799f11c0001894068d93fded5404baef

SHA512
8997ad84d7de673837832108b62383a10da4d30c350ba6144052334d0fc0ff09e7ee48fc6fe4165ee49467079315b1f70044dd51e7d7f1eefa761a16c0512353

Download Submit
memory/612-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/612-1015-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download