1596a48f3a41b38b93c3a446a237506b481aef8886a3f049cb3fbe119349ae51

Analysis

max time kernel
120s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/09/2024, 10:33

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General

Target

68dd5191379b300a60a7d526f9c57dc0N.exe
Size

41KB
MD5

68dd5191379b300a60a7d526f9c57dc0
SHA1

1443628566c0eae800c8881868669f73872d5248
SHA256

1596a48f3a41b38b93c3a446a237506b481aef8886a3f049cb3fbe119349ae51
SHA512

99e4cb150383c116149781f88c6916010d6bd57deeb81aeb78c57d1e8d01245ffe81a852657a9f1994c9fd4468b7e38acbeabf7f63084d850498b2b3b0a55cdd
SSDEEP

768:kBT37CPKKdJJ1EXBwzEXBwdcMcI9yiZEMry/ZEMry0:CTW7JJ7ToP4q

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4676) 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/4072-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x0009000000023489-2.dat	upx
behavioral2/files/0x000400000002291b-6.dat	upx
behavioral2/memory/4072-924-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-processthreads-l1-1-0.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jps.exe.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_Retail-ul-phn.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardMSDNR_Retail-pl.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\GostTitle.XSL.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.Extensions.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusE5R_Subscription-ul-oob.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad\kor-kor.xml.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.Tasks.Extensions.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessPipcR_OEM_Perp-ppd.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_SubTrial-pl.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\MicrosoftDataStreamerforExcel.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\7-Zip\Lang\tr.txt.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msadcor.dll.mui.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Java\jdk-1.8\jmc.txt.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_PrepidBypass-ppd.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019VL_MAK_AE-ul-phn.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\basicstylish.dotx.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Common Files\System\ado\adojavas.inc.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Internet Explorer\sqmapi.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_Subscription-ppd.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BIPLAT.DLL.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.scale-100.png.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\System.Windows.Forms.Primitives.resources.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-processthreads-l1-1-1.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_Grace-ul-oob.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_Grace-ppd.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\word2013.dotx.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\colorimaging.md.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVIsvApi.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Java\jre-1.8\lib\management\management.properties.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail2-ppd.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription3-pl.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\eu\msipc.dll.mui.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\it-IT\mshwLatin.dll.mui.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial2-pl.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power Map Excel Add-in\MICROSOFT.DATA.RECOMMENDATION.COMMON.DLL.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.UnmanagedMemoryStream.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-processthreads-l1-1-0.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\verify.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp2-ppd.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jsoundds.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\server\classes.jsa.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherVL_KMS_Client-ul-oob.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.EventSource.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.UnmanagedMemoryStream.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_SubTrial-pl.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\System.Windows.Forms.Primitives.resources.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\sr.pak.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\klist.exe.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019VL_MAK_AE-ul-oob.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\offsymk.ttf.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power Map Excel Add-in\EXCELPLUGINCORE.DLL.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Java\jdk-1.8\lib\jvm.lib.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.contrast-black_scale-100.png.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-runtime-l1-1-0.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription2-pl.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_SubTest-ul-oob.xrm-ms.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.OleDbInterop.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Dynamic.Runtime.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\PresentationFramework.resources.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\PresentationUI.resources.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\UIAutomationProvider.resources.dll.tmp	68dd5191379b300a60a7d526f9c57dc0N.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	68dd5191379b300a60a7d526f9c57dc0N.exe

C:\Users\Admin\AppData\Local\Temp\68dd5191379b300a60a7d526f9c57dc0N.exe
"C:\Users\Admin\AppData\Local\Temp\68dd5191379b300a60a7d526f9c57dc0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4072

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-1-5-21-1302416131-1437503476-2806442725-1000\desktop.ini.tmp

Filesize
42KB

MD5
3d68a93698c042410f4ecd74783ea9c0

SHA1
769c5234f28995296768041fab48b5c6d4eb06bf

SHA256
71f94a305877aef6575ca74ee570d41424a1dbde4efe0850dbeba5969c0d2590

SHA512
29b66e119e99ff1cab5d2ff656c88a4f65834e57f78b0730ce3e9463b5de23e51fad40f290fa5fdfc242270ec3da3f8caf060400d6a40b2b6f59151851524b96

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

Filesize
140KB

MD5
4de8cedb835dad66c493ace16501a1c2

SHA1
0fb3c81ad311800dfb88b74719abbc0d7bce2ceb

SHA256
b1d7beab0fa18b92e9ff856abbc7b3f8b5b4b659f7d9a90060fe95471687805d

SHA512
b5a7604f38bdf66f93ef457c411d24b9e73ce26c72c291ddcb9b1725a3691672569b0489102411276b05ee9146af480f97d907514baef4ad718242443662346e

Download Submit
memory/4072-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4072-924-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download