77da85a52831041ecd6b8f6b19f47a8b354e6944bfa6a1b1baeb94b212371dc9

Analysis

max time kernel
120s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03/09/2024, 05:46

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General

Target

bdc647a8e11cba7996472b243b9bf990N.exe
Size

78KB
MD5

bdc647a8e11cba7996472b243b9bf990
SHA1

c081f008467539cb9c1f75aea13fdf11b827e506
SHA256

77da85a52831041ecd6b8f6b19f47a8b354e6944bfa6a1b1baeb94b212371dc9
SHA512

34e03ff6e365e31ca798ddac78939d1a82a5aede720b1f47898fee799b08cb0fffe118b9209553fce19b447ee931e511c1f8d91f9ce3c7a6f158f3af5f9da754
SSDEEP

1536:W7ZhA7pApMNcH6gW4Wvs9s2cic8GhGvnQw2w+5vC5v8:6e7WpMNcK9vG1W3w2w62E

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4176) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019MSDNR_Retail-pl.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PPT_WHATSNEW.XML.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\7-Zip\Lang\io.txt.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\ReachFramework.resources.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\UIAutomationClientSideProviders.resources.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Office Theme.thmx.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProXC2RVL_KMS_ClientC2R-ul-oob.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Collections.Specialized.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Serialization.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\System.Windows.Forms.resources.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusEDUR_Subscription-ul-oob.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskpred.xml.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\System.Windows.Controls.Ribbon.resources.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Drawing.Design.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019XC2RVL_KMS_ClientC2R-ul.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Java\jdk-1.8\include\jawt.h.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-math-l1-1-0.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\ConnectEnable.vb.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\relaxngdatatype.md.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_OEM_Perp-ul-oob.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Java\jdk-1.8\lib\sa-jdi.jar.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\System.Web.Mvc.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Trial-pl.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Buffers.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Java\jdk-1.8\COPYRIGHT.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Java\jre-1.8\lib\ext\cldrdata.jar.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Client\AppvIsvSubsystems32.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial3-ul-oob.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.XmlDocument.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Controls.Ribbon.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_Retail-ul-phn.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_KMS_Client-ul-oob.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusVL_KMS_Client-ul.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Sockets.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.ThreadPool.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\thaidict.md.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00E1-0409-1000-0000000FF1CE.xml.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordVL_MAK-ppd.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Retail-pl.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\fonts\LucidaBrightRegular.ttf.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_KMS_Client-ul.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription2-pl.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusVL_KMS_Client-ul-oob.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_SubTrial-pl.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Windows.Forms.Primitives.resources.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Controls.Ribbon.resources.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_pt_BR.properties.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordVL_MAK-ul-phn.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Diagnostics.EventLog.Messages.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Inset.eftx.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Serialization.Xml.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Windows.Forms.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Java\jre-1.8\lib\fontconfig.bfc.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Trial-ul-oob.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription5-ppd.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\7-Zip\Lang\hr.txt.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Common Files\System\ado\ja-JP\msader15.dll.mui.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_OEM_Perp-pl.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial3-ppd.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\linessimple.dotx.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\wpfgfx_cor3.dll.tmp	bdc647a8e11cba7996472b243b9bf990N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019VL_KMS_Client_AE-ppd.xrm-ms.tmp	bdc647a8e11cba7996472b243b9bf990N.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	bdc647a8e11cba7996472b243b9bf990N.exe

C:\Users\Admin\AppData\Local\Temp\bdc647a8e11cba7996472b243b9bf990N.exe
"C:\Users\Admin\AppData\Local\Temp\bdc647a8e11cba7996472b243b9bf990N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2704

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-1-5-21-1302416131-1437503476-2806442725-1000\desktop.ini.tmp

Filesize
78KB

MD5
aea2840896dea0064a7a4c9e59f710e9

SHA1
2e2dc6ac3eea4dabb581e4e9ebf2bb443f8bbae8

SHA256
26a283a11ccb807b14b663cd82dbc63778af6ab38e4c11d77a9f0f9ccf8cf384

SHA512
802617db42a1e54ded2c0649bd0b187930c36df26a2548bd146f6a000b396ff8e5b0af05999fde113cb3c7c7adac95afb3b8187cde04bca518077a46a6a20335

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

Filesize
177KB

MD5
42574063c01875ad7269dec1947e9683

SHA1
0b75ede106207bfb75bdc4981d5f73adf4351098

SHA256
ddfd7e5d25134b6460a13e323414caab761a32ff87158dfacab431e522f9c922

SHA512
fd9b2a8dd3e84dcbbd84c83c0e38e9bedf9da82ebe8d8557001e45dc8809f6c820de52db742407349be73edeb27634c652ef6890ad40d8cf066dc21138e5c5d7

Download Submit