abebd4ed4a4d499d43756e4094c3e33be371ce82d480e420f943c5c0ff5f89a8

Analysis

max time kernel
120s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01-09-2024 10:22

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General

Target

a0b44f63a6fbb0467dbcb532e33f45b0N.exe
Size

65KB
MD5

a0b44f63a6fbb0467dbcb532e33f45b0
SHA1

66bbde327d698d2fb65644fe558d638287f5bdf4
SHA256

abebd4ed4a4d499d43756e4094c3e33be371ce82d480e420f943c5c0ff5f89a8
SHA512

ab47d65dd0aaced9e2510af61b8c49b1d118af9fad3bcd4a611de8ae22175b42160af10bece35dea4b82e7e88b61a724a1e49ca4fbbda6b3b43430b5c7cabcdb
SSDEEP

768:W7Blp+pARFbhtlmlQ3y3RWvf+wi1x9f+wi1xBTCcX8vgCcX8vSd5hdx8M4:W7Z+pApfGQ3y3RWvfmRfm9sKsSd58

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4546) 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\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Windows.Forms.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\UIAutomationProvider.resources.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-stdio-l1-1-0.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Franklin Gothic.xml.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\System.Windows.Forms.Design.resources.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe.config.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\Microsoft.Reporting.AdHoc.Shell.Bootstrapper.xap.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Graph.exe.manifest.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\mce.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\tipresx.dll.mui.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\Microsoft.VisualBasic.Forms.resources.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Subscription-ppd.xrm-ms.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalPipcR_OEM_Perp-ul-phn.xrm-ms.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019R_Trial-pl.xrm-ms.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019R_Trial-ppd.xrm-ms.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\DocumentFormat.OpenXml.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ko-KR\tipresx.dll.mui.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\System.Windows.Controls.Ribbon.resources.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-errorhandling-l1-1-0.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Trial-pl.xrm-ms.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Client.Excel.Extensions.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\7-Zip\Lang\tt.txt.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\UIAutomationTypes.resources.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Grace-ul-oob.xrm-ms.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdCO365R_Subscription-pl.xrm-ms.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\7-Zip\Lang\sq.txt.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVClient.man.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.NameResolution.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.DirectoryServices.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\dxcompiler.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.powerpointmui.msi.16.en-us.xml.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp4-ppd.xrm-ms.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PSRCHLTS.DAT.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\7-Zip\Lang\is.txt.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Common Files\System\Ole DB\de-DE\sqloledb.rll.mui.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Century Gothic.xml.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProXC2RVL_MAKC2R-pl.xrm-ms.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\mscordbi.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\PresentationFramework.resources.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\j2gss.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_Retail-pl.xrm-ms.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT_K_COL.HXK.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base.xml.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Diagnostics.PerformanceCounter.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\Microsoft.VisualBasic.Forms.resources.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\SPPRedist.msi.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherVL_MAK-ppd.xrm-ms.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_kor.xml.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-environment-l1-1-0.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardR_Retail-ppd.xrm-ms.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.MemoryMappedFiles.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\Microsoft.VisualBasic.Forms.resources.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\ReachFramework.resources.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\javacpl.exe.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp2-pl.xrm-ms.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.scale-80.png.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Text.Json.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\Microsoft.VisualBasic.Forms.resources.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\System.Windows.Controls.Ribbon.resources.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationUI.dll.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_OEM_Perp-ppd.xrm-ms.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_OEM_Perp-ppd.xrm-ms.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail3-ul-oob.xrm-ms.tmp	a0b44f63a6fbb0467dbcb532e33f45b0N.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	a0b44f63a6fbb0467dbcb532e33f45b0N.exe

C:\Users\Admin\AppData\Local\Temp\a0b44f63a6fbb0467dbcb532e33f45b0N.exe
"C:\Users\Admin\AppData\Local\Temp\a0b44f63a6fbb0467dbcb532e33f45b0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1876

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-1-5-21-2392887640-1187051047-2909758433-1000\desktop.ini.tmp

Filesize
66KB

MD5
7f3b1c34b47feb31bfb54acd97012f7d

SHA1
2805959d84231c2368b27412bad1f26ecd2905a4

SHA256
fb784f0f1e1b94c957fa6695f46347ca65a568c029c0c69478666c61573949c9

SHA512
247ee974fef4d10b0d5e5287b89c290ad77bb62c2f93ff086a1ccdc1014ced7201c46759aa4fe6e88112d12968d86d173452f3e9c13b25400063c889f40b63ff

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

Filesize
164KB

MD5
d4bb3766945f14c9e3b94627f70aaa46

SHA1
9d6b9a5e8ee159b78b46030750051fd9182c2d5d

SHA256
05c45ab80576719a9df15a30d9595aa59937eb0a2482d67186015149b9caf5c0

SHA512
e0621d5f3959dab3df3fc13886af7ed6b021f921fcd4af75dfa5e6ccc53e437b8f6b42705d52cda51fac741b618d7911810435d2c4c7a576a4bfa495b343e698

Download Submit