2b34e41e9c5bcffdda82d3a174410826ae678e9e92404f7d203c810faf94c31c

Analysis

max time kernel
120s
max time network
95s
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 10:20

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General

Target

df1b910320cddf904662f410e971db90N.exe
Size

76KB
MD5

df1b910320cddf904662f410e971db90
SHA1

27bc2208cffa3d43ae1c8c7fda27ad6a4655e1ac
SHA256

2b34e41e9c5bcffdda82d3a174410826ae678e9e92404f7d203c810faf94c31c
SHA512

8eadf9d4fb5f422a10ec7bac09287356ae5ec3e79a781579c9f9bd56888d0f0bf2a8a5c7ab3e2667c222216328b904b48cbc9f7a856a390cd1660f22047c7243
SSDEEP

1536:W7ZNLpApCZrt8PWGoPWGANdN+hEwHwDvZvUKPK+S:6NLWpCZIzjwHw0

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4571) 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\VisioPro2019XC2RVL_KMS_ClientC2R-ul.xrm-ms.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessVL_MAK-ppd.xrm-ms.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Data.ConnectionUI.Dialog.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Blue Warm.xml.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_Trial-ppd.xrm-ms.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019VL_MAK_AE-pl.xrm-ms.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\en-US\tabskb.dll.mui.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Console.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.AeroLite.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\System.Windows.Forms.Primitives.resources.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\WidevineCdm\_platform_specific\win_x64\widevinecdm.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_PrepidBypass-ppd.xrm-ms.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\WindowsBase.resources.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\System.Windows.Forms.resources.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.cpl.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\net.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\ext\access-bridge-64.jar.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.contrast-black_scale-180.png.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Http.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Drawing.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Candara.xml.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_SubTest-ul-oob.xrm-ms.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART5.BDR.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\System.Windows.Input.Manipulations.resources.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-environment-l1-1-0.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Java\jre-1.8\bin\decora_sse.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription5-pl.xrm-ms.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_OEM_Perp-ul-phn.xrm-ms.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.Requests.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\PresentationUI.resources.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Glossy.eftx.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardR_Trial-ppd.xrm-ms.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Tasks.Extensions.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Java\jre-1.8\bin\verify.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_OEM_Perp-ul-oob.xrm-ms.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msadcer.dll.mui.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\System.Windows.Input.Manipulations.resources.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\fa.pak.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Office15\pidgenx.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Common Files\System\Ole DB\en-US\sqloledb.rll.mui.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.Tracing.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\UIAutomationClient.resources.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTrial2-ppd.xrm-ms.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019VL_KMS_Client_AE-ppd.xrm-ms.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Linq.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Numerics.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Trial-ul-oob.xrm-ms.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\FPA_f3\FA000000003.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.Tasks.Parallel.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-util-l1-1-0.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Java\jre-1.8\bin\server\jvm.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Java\jre-1.8\legal\javafx\directshow.md.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessRuntimeR_PrepidBypass-ul-oob.xrm-ms.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Grace-ul-oob.xrm-ms.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRAPH_COL.HXT.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\en-US\micaut.dll.mui.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Common Files\System\Ole DB\it-IT\msdasqlr.dll.mui.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\UIAutomationClient.resources.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\PresentationFramework.resources.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\System.Windows.Input.Manipulations.resources.dll.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\v8_context_snapshot.bin.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Microsoft Office\root\fre\StartMenu_Win7_RTL.wmv.tmp	df1b910320cddf904662f410e971db90N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main.xml.tmp	df1b910320cddf904662f410e971db90N.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	df1b910320cddf904662f410e971db90N.exe

C:\Users\Admin\AppData\Local\Temp\df1b910320cddf904662f410e971db90N.exe
"C:\Users\Admin\AppData\Local\Temp\df1b910320cddf904662f410e971db90N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3240

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
77KB

MD5
99c619edcccf97208b06d717c9b080b6

SHA1
0b3d5fd7ee8effaae5d9740b735bd64375dd896c

SHA256
209290cfe57f399cf8c2c98090a5752928c83cd373d09f06855a0e57eb7e1c0f

SHA512
888d9d73a4321b80a76d40f07db6bf163bace73fadfeadb8f140784ad2d594cb0db09c0387e6759f2eb5c865fdc12a70017198011cc792b613815bafd6f7cee2

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

Filesize
175KB

MD5
bbbff1a0b67224fa0aad09fc2ea8467a

SHA1
d9e8f6c2a568e1e2d65a7713be056efa64f8e238

SHA256
d4b087fa05d15c6c72063ed1ac24de0e8f40a87c4b461134ad891364a08bb91f

SHA512
ca63a2dde12f05981600da6c4ae058fef70f4db86ad8a69179c8e7035a0225ac4e204abbdda4642c070779285b3eee1182e0a3456f01a9148a18e141a05cd0e9

Download Submit