048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e

Analysis

max time kernel
150s
max time network
129s
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, 18:17

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General

Target

048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
Size

78KB
MD5

6b385da34b178c12f7aad38a7f9de4a5
SHA1

9e2fc965f2038f99b5e4d2259b7221a4dba7dc77
SHA256

048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e
SHA512

80efbbc21ea9fb3405e962caff173d5e4c66f04083995742b4cb4df5e37cbd3695542d16379c9a077bee1f35afa3d5c89b3be63f8c289d6ce1a8ba712f7deb71
SSDEEP

1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zxY5WyoESyoEa:fnyiQSox5Vpa

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4731) 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/4148-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000900000002347a-2.dat	upx
behavioral2/files/0x00090000000234d4-6.dat	upx
behavioral2/memory/4148-1772-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalPipcR_Grace-ul-oob.xrm-ms.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp5-ul-oob.xrm-ms.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019XC2RVL_MAKC2R-ul-phn.xrm-ms.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\lv-LV\tipresx.dll.mui.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework.Luna.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\System.Windows.Forms.Design.resources.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\fonts\LucidaTypewriterRegular.ttf.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Office15\pidgenx.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\Microsoft.Office.Tools.Common.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.scale-180.png.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\7-Zip\Lang\kab.txt.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\rtscom.dll.mui.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\blacklist.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LivePersonaCard\lpc.win32.bundle.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jp2native.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\colorimaging.md.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Drawing.Common.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\IpsMigrationPlugin.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019XC2RVL_MAKC2R-ul-phn.xrm-ms.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_OEM_Perp-ul-phn.xrm-ms.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT_K_COL.HXK.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\7-Zip\Lang\hr.txt.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Http.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\WindowsBase.resources.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework-SystemXmlLinq.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GR8GALRY.GRA.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Office16\CHAKRACORE.DLL.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\System.Windows.Forms.Design.resources.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-core-processthreads-l1-1-1.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Top Shadow.eftx.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteFreeR_Bypass-ppd.xrm-ms.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessDemoR_BypassTrial365-ul-oob.xrm-ms.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\System.Windows.Controls.Ribbon.resources.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\System.Xaml.resources.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\wpfgfx_cor3.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\WindowsBase.resources.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\it-IT\mshwLatin.dll.mui.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-convert-l1-1-0.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_Grace-ul-oob.xrm-ms.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\pt-BR\msipc.dll.mui.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\System.Windows.Input.Manipulations.resources.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\Locales\th.pak.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-utility-l1-1-0.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeServiceBypassR_PrepidBypass-ppd.xrm-ms.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\offsymt.ttf.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ospintl.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\sql90.xsl.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Office16\OFFSYMSB.TTF.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\PresentationCore.resources.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\WindowsBase.resources.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\UIAutomationClient.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\offsyml.ttf.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\dom.md.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookVL_KMS_Client-ppd.xrm-ms.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_SubTest-ul-oob.xrm-ms.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.StackTrace.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Forms.Design.resources.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\System.Windows.Forms.resources.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\PresentationCore.resources.dll.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest5-ppd.xrm-ms.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_OEM_Perp-ul-oob.xrm-ms.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_Grace-ul-oob.xrm-ms.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
File created	C:\Program Files\Java\jdk-1.8\legal\javafx\libffi.md.tmp	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.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	048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe

C:\Users\Admin\AppData\Local\Temp\048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe
"C:\Users\Admin\AppData\Local\Temp\048b3b17fccf41d474de4d109b0ad0f32dee7c4d1e222bad9007a280e117766e.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4148

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-1-5-21-1176886754-713327781-2233697964-1000\desktop.ini.tmp

Filesize
78KB

MD5
f473694a72128ddb8b3687cfba8feaa6

SHA1
c2381c46f43801e74a108072aa37a526c273b388

SHA256
c32b3a396ab92bc4504edabe7238186cc93082a29a526a0c835e3bf63abff746

SHA512
4b232ea6e825af0857fda46fdc37ae2574b67604ab1fe762a533ce89da940fbab7a067e701783928e80764c918de8fe07cfc8ad13be4e20c7e5d2134e7f28508

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

Filesize
177KB

MD5
9b2a7a1c5e873874c2682209ad0b3beb

SHA1
faf096c916c8aba0cc409c8c70cf8ee6a194b15f

SHA256
c5b4a8bc442b6273f87f3fc465dde72ab48f884e9ed1d252f178ee001658821f

SHA512
3d7b5792ea1fe477a159fd8e256354c849d8128cdb67f64aa3967ee30672574edf985fc3d5050f4f090b0ebaee2e3b0a97356a9ae35d1758ab64a4464b882cfa

Download Submit
memory/4148-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4148-1772-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download