10a28da80db0af3e201bfb776a055848068180e2cbbf47934f9266c9bfda733e

Analysis

max time kernel
150s
max time network
140s
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 12:45

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General

Target

Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
Size

62KB
MD5

27c29fc73e8930b27cd405ce257222c0
SHA1

eeff1fc52df35f8efaaa672799e832b2b1a4c747
SHA256

10a28da80db0af3e201bfb776a055848068180e2cbbf47934f9266c9bfda733e
SHA512

4d2362e69b24c04adc8a1cba25cdd14adfff8b29fbb8e5f16c8be7b42699f38618476723daa2d7e3ddc1f80be0a241c3819fc4dfefc17a09be8cf65472372035
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9SBo7Bomu1J4x:V7Zf/FAxTWoJJ7TFuz4x

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4491) 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/4080-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00090000000233f4-2.dat	upx
behavioral2/files/0x0014000000022936-6.dat	upx
behavioral2/memory/4080-636-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\System.Windows.Forms.Primitives.resources.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\libffi.md.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoVL_MAK-ul-oob.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\7-Zip\History.txt.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Primitives.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Java\jdk-1.8\bin\javaws.exe.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_OEM_Perp-pl.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp5-ppd.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\MicrosoftDataStreamerforExcel.dll.manifest.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVIsvApi.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\mscordaccore_amd64_amd64_7.0.1624.6629.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.DCF.DCF.x-none.msi.16.x-none.xml.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-core-localization-l1-2-0.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.UnmanagedMemoryStream.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Resources.Writer.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\System.Windows.Forms.resources.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Java\jre-1.8\bin\msvcp140_1.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\WacLangPack2019Eula.txt.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\insert.xml.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\tipresx.dll.mui.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\PresentationFramework.resources.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\cryptix.md.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\AdeModule.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.scale-140.png.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\it-IT\InkObj.dll.mui.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Collections.Concurrent.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial3-ul-oob.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_SubTrial-ppd.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\linesdistinctive.dotx.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Linq.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\PresentationCore.resources.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\System.Windows.Forms.resources.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\UIAutomationTypes.resources.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.UnmanagedMemoryStream.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\System.Windows.Input.Manipulations.resources.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\java.policy.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_EnterpriseSub_Bypass30-ul-oob.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Personal2019R_Retail-ul-phn.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.Csp.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Drawing.Common.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Java\jre-1.8\legal\javafx\jpeg_fx.md.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.ScriptDom.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Xml.XPath.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\System.Windows.Input.Manipulations.resources.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_OEM_Perp-pl.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Common Files\System\Ole DB\de-DE\oledb32r.dll.mui.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\clretwrc.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\Microsoft.CSharp.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.NetworkInformation.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\ReachFramework.resources.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Storage.XmlSerializers.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\GB.XSL.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\7-Zip\Lang\th.txt.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp3-ul-oob.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART15.BDR.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.contrast-black_scale-140.png.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.CompilerServices.VisualC.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\PresentationUI.resources.dll.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Retail-pl.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Retail2-ul-phn.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.contrast-black_scale-80.png.tmp	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.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	Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe

C:\Users\Admin\AppData\Local\Temp\Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe
"C:\Users\Admin\AppData\Local\Temp\Trojan.Danger.ATA_virussign.com_27c29fc73e8930b27cd405ce257222c0.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4080

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-1-5-21-2412658365-3084825385-3340777666-1000\desktop.ini.tmp

Filesize
63KB

MD5
6bacf61d460067858c15068679ebdc38

SHA1
9d84c61eb8a9b6d9600245d6af3da2348eb5b0e9

SHA256
98b6daff697d74f2103c549d03f96f72863a53ac467e55fc89e3927e040f636e

SHA512
9aae7827cd1e81f95307b63780355e1751465e031404c05d86bedd986e1f45c2c5945e571e64b82b3ba63d0db4facc4272c1f94163cd07ad2eb33e909e897a5f

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

Filesize
161KB

MD5
93f8e5ef982c84592993b8643748e97c

SHA1
78bd8080edc4afaa5cc64f71af96ada2a1545506

SHA256
8139807e4f1395610968d51d12ddff81e7ccae7bbd7bca29e8a06cefb1d32f20

SHA512
bfe0df2214669abcdfa287a982edf4f7a1f29af36f7a44b7e37f552016d74abc61917744cf21cfc6005564b5561e3e6c6a942f8debbd18e78091340dbc8d36a9

Download Submit
memory/4080-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4080-636-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download