e366dbe0897b08d051991e34f934c977286de901a02d2b5d101c0f95d91f83bc

Analysis

max time kernel
149s
max time network
136s
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, 12:23

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General

Target

Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
Size

33KB
MD5

cc7b4696b7ef0df8aa053d4a2b63c496
SHA1

1bc0243d6e758bf3fd693e78ede503952920897d
SHA256

e366dbe0897b08d051991e34f934c977286de901a02d2b5d101c0f95d91f83bc
SHA512

66440ec1432756d7b5bac62384ba8f6ee428b54164d3916d89b5ae1e8d60f86b164f64b54dea15a40dbd0165851a5009b1616829215e68362f7d840d97f04b27
SSDEEP

768:kBT37CPKKdJJ1EXBwzEXBwdcMcI9pQ9HsQ9H89f:CTW7JJ7Tbgsg0

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4675) 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/3192-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x0008000000023497-2.dat	upx
behavioral2/files/0x0014000000022936-6.dat	upx
behavioral2/memory/3192-760-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\System.Windows.Forms.Primitives.resources.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.IO.Packaging.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-sysinfo-l1-1-0.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_Retail-ul-oob.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdXC2RVL_KMS_ClientC2R-ul.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\Microsoft.Office.Tools.Excel.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\WindowsFormsIntegration.resources.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_Retail-ul-oob.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_Retail-ul-phn.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019VL_MAK_AE-pl.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-core-localization-l1-2-0.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_Subscription-ppd.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsel.xml.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\Microsoft.NETCore.App.runtimeconfig.json.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\management\jmxremote.access.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Java\jre-1.8\bin\fontmanager.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Private.DataContractSerialization.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-profile-l1-1-0.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.SecureString.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Retail-pl.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-white_scale-180.png.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Resources.ResourceManager.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\PresentationUI.resources.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Design.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Times New Roman-Arial.xml.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\cryptix.md.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_SubTrial-ppd.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\Microsoft.Win32.Registry.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\UIAutomationClientSideProviders.resources.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\System.Xaml.resources.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\ucrtbase.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Tw Cen MT.xml.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Java\jdk-1.8\lib\jawt.lib.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Java\jre-1.8\bin\lcms.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Java\jre-1.8\lib\ext\sunjce_provider.jar.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-multibyte-l1-1-0.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019VL_KMS_Client_AE-ul.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSYUBIN7.DLL.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ComponentModel.TypeConverter.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.Tasks.Parallel.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jawt.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\ecc.md.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00C1-0000-1000-0000000FF1CE.xml.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Client\msvcp120.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Grace-ppd.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Drawing.Primitives.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\PresentationUI.resources.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-convert-l1-1-0.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Java\jdk-1.8\include\win32\bridge\AccessBridgeCalls.c.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Century Schoolbook.xml.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_Subscription-ul-oob.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Common Files\System\Ole DB\fr-FR\sqlxmlx.rll.mui.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\kn.pak.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\management.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Frosted Glass.eftx.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-time-l1-1-0.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.Primitives.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\directshow.md.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Office.Interop.Excel.dll.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_Retail-ul-phn.xrm-ms.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.scale-100.png.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\bwcapitalized.dotx.tmp	Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.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_cc7b4696b7ef0df8aa053d4a2b63c496.exe

C:\Users\Admin\AppData\Local\Temp\Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe
"C:\Users\Admin\AppData\Local\Temp\Trojan.Danger.ATA_virussign.com_cc7b4696b7ef0df8aa053d4a2b63c496.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3192

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-1-5-21-4182098368-2521458979-3782681353-1000\desktop.ini.tmp

Filesize
33KB

MD5
1fe9ecedb194c4be7441269b29f47555

SHA1
2bda7375ddf430d219355cf147acf94d7d854012

SHA256
ea949aec956c26fe1e5a429e7c149c4219c3aec1001f554abf408dc8cc2ef882

SHA512
d2971b2e61750b491065aa54a2881ae56a7fbf405ee73a1e6dc249fa812ee32cf9befa315d7ca2bb01100d27f662a43a0ada1c9da06a4a73f7c3783b5d835191

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

Filesize
132KB

MD5
c09ad3cca4f982a6f1ad927000826e62

SHA1
6b372bb79ac3d1d7056c11f007455af3a10de656

SHA256
7d0dfa54eb1561690aa0b9ed5152655d2f54da42ded238333009edf517a6d817

SHA512
3a39afdb8d8905543f3053562d7001d87b7e19c1c75843fa3f1e0002b3f119f94f544c47eb1ab12c3a2368c4a2bc2eeabf18a1863355f02a2db08ebde80adce5

Download Submit
memory/3192-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3192-760-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download