1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24/08/2024, 20:04

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
Size

35KB
MD5

8719629e149a1e46a3782f64e2d8c2cb
SHA1

a13afb41f95e0d0545f9c53067ab1701f4a8d44b
SHA256

1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2
SHA512

33c1ed5c4a76a30b976f4b9677c389f6306c063c6207239bc82a3a4fce6854e9768c81974cca9ed13d80684c76c262c3d0acfa8d76004689f52ea0331341814a
SSDEEP

768:kBT37CPKKdJJBZBZaOAOIB3jM2jMO/7OSPipmipr:CTW7JJB7LD2I2IbSaprpr

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5197) 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/3876-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x000b000000023444-2.dat	upx
behavioral2/files/0x00040000000228de-6.dat	upx
behavioral2/memory/3876-916-0x0000000000400000-0x000000000040A000-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\UIAutomationTypes.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\System.Windows.Input.Manipulations.resources.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\zlib.md.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.office32mui.msi.16.en-us.xml.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_SubTest-pl.xrm-ms.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_Grace-ppd.xrm-ms.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Cryptography.Primitives.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Trial2-pl.xrm-ms.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL109.XML.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\vfs\Common AppData\Microsoft\OFFICE\MySite.ico.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\DataServices\DESKTOP.INI.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-utility-l1-1-0.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\bwnumbered.dotx.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-heap-l1-1-0.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000042\manifest.xml.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Collections.NonGeneric.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\casual.dotx.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\MLASeventhEditionOfficeOnline.xsl.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\PresentationFramework.resources.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\prism_d3d.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\symbols.xml.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Common Files\System\msadc\ja-JP\msdaremr.dll.mui.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\Accessibility.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\Logo.png.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\JavaAccessBridge-64.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Java\jre-1.8\bin\jfxmedia.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_OEM_Perp-ppd.xrm-ms.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\7-Zip\Lang\bg.txt.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Templates\1033\OriginLetter.Dotx.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\vfs\Fonts\private\CalibriL.ttf.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\rsod\powerpointmui.msi.16.en-us.tree.dat.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Internet Explorer\de-DE\iexplore.exe.mui.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Trial-ul-oob.xrm-ms.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Office16\AUDIOSEARCHLTS.DLL.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Common Files\System\ado\adovbs.inc.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Java\jre-1.8\lib\cmm\PYCC.pf.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-process-l1-1-0.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\rsod\proof.fr-fr.msi.16.fr-fr.tree.dat.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Common Files\System\wab32.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework.Royale.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\WindowsBase.resources.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardR_Grace-ul-oob.xrm-ms.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\hr\msipc.dll.mui.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Office16\OFFSYMXL.TTF.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\vfs\Fonts\private\DUBAI-MEDIUM.TTF.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\netstandard.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\dbgshim.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Private.Uri.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\netstandard.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\java.policy.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremDemoR_BypassTrial365-ppd.xrm-ms.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Personal2019R_Grace-ul-oob.xrm-ms.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019VL_MAK_AE-ul-phn.xrm-ms.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\7-Zip\Lang\af.txt.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\concrt140.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Text.Encoding.CodePages.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\win32_LinkDrop32x32.gif.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PPINTL.DLL.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\7-Zip\Lang\ps.txt.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsrus.xml.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.Primitives.dll.tmp	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.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	1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe

C:\Users\Admin\AppData\Local\Temp\1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe
"C:\Users\Admin\AppData\Local\Temp\1d0761f7dce933ee6a72b29be89d254e4f559825f71ec1111415c88d8e5744c2.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3876

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

Loading Replay Monitor...

Downloads

C:\$Recycle.Bin\S-1-5-21-2718105630-359604950-2820636825-1000\desktop.ini.tmp

Filesize
35KB

MD5
6590e6dee10eb419af810d2d433cca4e

SHA1
a03bf8514bf4d5241ef1b31d36bb5322d72df092

SHA256
90ff2e4ba2ad83bac2f19b88169d015303bc94396f4ea3d57cbc20d993f196bb

SHA512
ac4b7924d13b192bc1540a9c4a5737f537ce63237f3675566daaad54ac562dcfcb0ba08ab60c36ac4b5cbe7cb883a467b03173b5b1fa74d863f02bee7be697cb

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

Filesize
134KB

MD5
f47bc2293b3e590c40f5d645393f4063

SHA1
297e6573777d57c71ce308c52e15b4cedc09dfa6

SHA256
c4352a7477fb48b357ca1142fa48c56cb4e773f434c105cbdf1d097ee4e33476

SHA512
09c76f42cc651b6bdf80848cb4fa51ee063100f4a46058cee1b330a9f86fe11a3895fc56e10d2b7f406a7ecea658e79b2fa5c84004edd379a6754b31472f8bdc

Download Submit
memory/3876-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3876-916-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download