0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613

Analysis

max time kernel
150s
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
19-09-2024 06:31

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General

Target

0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
Size

71KB
MD5

2f8aae93a5470ed0d763f93147692370
SHA1

997af2b405fcc3e45a2513f1fc61c34e492dbe08
SHA256

0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613
SHA512

9b03d822065dec4cc7575b3db87ab490cc277ee45c16caddd2a167e45ade850abf20faf694bed5ce275d8d6daa8fcd9d77a1e0cc86c50b638d02abc04e08eb44
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjSEXBwzEXBw3sgQw58eGkz2rcuesgQw58eGkz2ry:V7Zf/FAxTWtnMdyGdyqWFxU

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5034) 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/2736-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0009000000023448-2.dat	upx
behavioral2/files/0x00040000000228de-6.dat	upx
behavioral2/memory/2736-846-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Office\root\Office16\1033\AccessRuntime2019_eula.txt.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\Delete.White.png.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-stdio-l1-1-0.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.FileVersionInfo.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_Grace-ppd.xrm-ms.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial1-pl.xrm-ms.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_OEM_Perp-pl.xrm-ms.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ko-KR\tipresx.dll.mui.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1036\MSO.ACL.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Author2XML.XSL.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\PresentationCore.resources.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Internet Explorer\ja-JP\ieinstal.exe.mui.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019MSDNR_Retail-pl.xrm-ms.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.contrast-white_scale-80.png.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.UnmanagedMemoryStream.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\UIAutomationClient.resources.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\win32_MoveNoDrop32x32.gif.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\client-issuance-root.xrm-ms.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Configuration\card_expiration_terms_dict.txt.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProO365R_SubTrial-ul-oob.xrm-ms.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp5-ppd.xrm-ms.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART7.BDR.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsid.xml.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\UIAutomationProvider.resources.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Microsoft.VisualBasic.Forms.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-conio-l1-1-0.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Retail-ul-phn.xrm-ms.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_Retail-ul-phn.xrm-ms.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\AdeModule.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN002.XML.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Resources.Reader.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\sk.pak.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Java\jre-1.8\bin\javafx_font.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription3-ppd.xrm-ms.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp6-ul-phn.xrm-ms.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremDemoR_BypassTrial365-ul-oob.xrm-ms.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019XC2RVL_KMS_ClientC2R-ul.xrm-ms.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSOHEVI.DLL.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.uk-ua.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\WindowsFormsIntegration.resources.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\UIAutomationTypes.resources.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\notification_helper.exe.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_MAK-pl.xrm-ms.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL075.XML.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Google\Chrome\Application\chrome.exe.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Internet Explorer\ExtExport.exe.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\tzdb.dat.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipssrl.xml.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\ReportingServicesNativeClient.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\mscss7cm_fr.dub.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN120.XML.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\tipresx.dll.mui.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\System.Windows.Forms.Primitives.resources.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-001B-0000-1000-0000000FF1CE.xml.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp4-pl.xrm-ms.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.scale-140.png.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Top Shadow.eftx.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Retail-ul-oob.xrm-ms.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.contrast-white_scale-180.png.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVOrchestration.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Cryptography.Encoding.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\System.Windows.Controls.Ribbon.resources.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\System.Windows.Forms.Primitives.resources.dll.tmp	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.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	0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe

C:\Users\Admin\AppData\Local\Temp\0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe
"C:\Users\Admin\AppData\Local\Temp\0ff3286a1d6a5b017ad4271969d94a88f869f46fcb6fdb9e4daf62ed5dedf613N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2736

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
71KB

MD5
e955deb37b81006806e1da9bd5edf787

SHA1
08e6b25ea0e4f6442f195ea70d2552f1a38be6a4

SHA256
3cb405a3358f2af15fa146cbb717ea720725dc2e6239044927d2b535ce4937e6

SHA512
09fc05938020ee386d59acbf0e127f957e590647a91f1f77e51e822c57d924e9bddf33c5621607ee5a1671331609a05cd92179c42d9e3c2b318f8092da65f594

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

Filesize
170KB

MD5
b476c612a2a0db1d4a0e23b02ccbbc7a

SHA1
aa9d223c8ba5b3d7dd60ec5dd63a6ca92627f23e

SHA256
6cebeec86c8ebe01f3ec33927c28605a82fc6b706acf39d46d2aedaf96b1073d

SHA512
7aed1baaa39aa4aea556e4ef6225765d618a502236811b05fe3ef9ecba6f46e3d82dda1ca99b5f8b348ee0ca1b4a16b5ab00922efca1cf2ddebd047d4c985385

Download Submit
memory/2736-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2736-846-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download