a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1

Analysis

max time kernel
120s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-10-2024 03:18

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Report Analysis Logs

General

Target

a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
Size

54KB
MD5

e32b33f0ed830a2bd58ec865b9a5f8e0
SHA1

2d3ff04161198e646ac41de1b312c18f13a9e46a
SHA256

a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1
SHA512

6d46719b6256af6f5310734a51b855d1b1c54ee329c9d2994963cff7762eec1fbe1c231e589002dd191e56c4898d73a5faeadc1cdddc546e817b0c77496127ec
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI96o+QOViJfo+QOViJb:V7Zf/FAxTWoJJ7T2UA

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4631) 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/2840-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000d000000023b6f-2.dat	upx
behavioral2/files/0x000600000001e5c2-6.dat	upx
behavioral2/memory/2840-784-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-math-l1-1-0.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\System.Windows.Forms.resources.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Internet Explorer\ielowutil.exe.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusEDUR_SubTrial-ppd.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdCO365R_SubTest-pl.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.IsolatedStorage.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.office32ww.msi.16.x-none.xml.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_es.properties.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_zh_HK.properties.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\AppXManifest.xml.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019DemoR_BypassTrial180-ppd.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentVNextR_Trial-pl.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\tipresx.dll.mui.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-runtime-l1-1-0.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Java\jdk-1.8\lib\tools.jar.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTest-pl.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_OEM_Perp-pl.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Trial-pl.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019VL_MAK_AE-ul-phn.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_Subscription-pl.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.SPClient.Interfaces.DLL.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\it-IT\msinfo32.exe.mui.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\el.pak.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-white_scale-100.png.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\PresentationUI.resources.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\relaxngdatatype.md.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\splash.gif.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PowerPointNaiveBayesCommandRanker.txt.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART9.BDR.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\7-Zip\Lang\hy.txt.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.WebProxy.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\PresentationFramework.resources.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp6-ul-phn.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Excel.DataWarehouse.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.AppContext.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\System.Windows.Forms.Design.resources.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_OEM_Perp-ppd.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Common Files\System\en-US\wab32res.dll.mui.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Memory.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\System.Windows.Forms.Design.resources.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusVL_KMS_Client-ul-oob.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\msvcp120.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Java\jre-1.8\lib\cmm\LINEAR_RGB.pf.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Client\msvcp120.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp-ul-oob.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Trial-ppd.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\PresentationUI.resources.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription5-pl.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019VL_MAK_AE-ul-phn.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\tipresx.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\UIAutomationProvider.resources.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\PresentationCore.resources.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp-ul-phn.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\PresentationUI.resources.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp4-pl.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_SubTrial-ppd.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-convert-l1-1-0.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\en-US\msinfo32.exe.mui.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.ThreadPool.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Configuration.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\WindowsFormsIntegration.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\PresentationUI.resources.dll.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail3-pl.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProO365R_Subscription-pl.xrm-ms.tmp	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.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	a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe

C:\Users\Admin\AppData\Local\Temp\a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe
"C:\Users\Admin\AppData\Local\Temp\a0cc74ffa4d469e099f5c620b7c2ae86d0fe188430e0c4b595a690eb3f3c1da1N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2840

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-1-5-21-4050598569-1597076380-177084960-1000\desktop.ini.tmp

Filesize
54KB

MD5
b9d87056180c4cd8b6480fe2a1c47a38

SHA1
b63fa5475fd772721d50c520c997ca49a16096a8

SHA256
f4f4947687d590d71da441a1d78df60be49988f50cb32c3eaee2ff357d592494

SHA512
849df16774271dc869db88d09ab2bf465795517c75057e84c83b7411fd88bfc713633d1c0c70b19cf27b2dbd3e8019f9dc5501028b76a4927fd356eec386c5c2

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

Filesize
153KB

MD5
dc755d3da074f2281a6b23e419ae2b89

SHA1
61a0124fd9b2ef2179029b331df5a3b79d91c58e

SHA256
055f7565ddf4a5e122ce28e7b9573a88aaaeb1b7d121588fbe3d8cdab7460dab

SHA512
347e33423e789ff44083ed56a6c212b5ad597fb0676bc478ac56d09d0f3ade593e60d07e00cfc683f1dff677ddb7d8429bc1212e32b655ac86f602335411a11d

Download Submit
memory/2840-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2840-784-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download