2b75b0cc5340a9a0365d07110a81e9e91913eb830b43ca203d8af486aeab271c

Analysis

max time kernel
119s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05/08/2024, 06:48

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General

Target

601a57dee73231e51a1ee2223b818110N.exe
Size

46KB
MD5

601a57dee73231e51a1ee2223b818110
SHA1

2d0b6ab830de1da3083d44cac1d650592d03a509
SHA256

2b75b0cc5340a9a0365d07110a81e9e91913eb830b43ca203d8af486aeab271c
SHA512

a35dcb90ad20f3338f45aed13caac4bec2e11ea7b6747685af07a87a8b4ecf39d2d946311058ae4becd009f3b18e99d9ad4d3deaf19b0857e2b27d505d23f7d8
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJTU3U2la3F53F57bT:V7Zf/FAxTWoJJTU3URz5T

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4668) 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/4520-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00090000000233d1-2.dat	upx
behavioral2/files/0x0014000000022913-6.dat	upx
behavioral2/memory/4520-1958-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProDemoR_BypassTrial180-ppd.xrm-ms.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\System.Windows.Forms.Design.resources.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\javafx\libxslt.md.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\IEEE2006OfficeOnline.xsl.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Common Files\System\Ole DB\es-ES\oledb32r.dll.mui.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_MAK-ul-oob.xrm-ms.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.cpl.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.contrast-white_scale-100.png.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\NPSPWRAP.DLL.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_Grace-ppd.xrm-ms.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.contrast-white_scale-140.png.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\System.Windows.Input.Manipulations.resources.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\System.Windows.Forms.Primitives.resources.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\zlib.md.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Java\jre-1.8\bin\dt_shmem.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProVL_KMS_Client-ul-oob.xrm-ms.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.contrast-white_scale-180.png.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\uk-UA\TabTip.exe.mui.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\System.Windows.Controls.Ribbon.resources.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework.Luna.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.FileSystem.Watcher.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\System.Windows.Forms.Primitives.resources.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework.AeroLite.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\dynalink.md.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-3101-0000-1000-0000000FF1CE.xml.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusVL_KMS_Client-ppd.xrm-ms.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ospintl.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ChakraCore.Debugger.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-time-l1-1-0.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\ReachFramework.resources.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Windows.Input.Manipulations.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ja.pak.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Trial-ppd.xrm-ms.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Common Files\System\ado\msado15.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.WebClient.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-stdio-l1-1-0.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\colorimaging.md.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Client\AppvIsvSubsystems64.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest1-ppd.xrm-ms.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_Retail-ppd.xrm-ms.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\WINWORD_COL.HXT.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\msvcr120.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Principal.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power Map Excel Add-in\DATATRANSFORMERWRAPPER.DLL.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART14.BDR.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.contrast-black_scale-100.png.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.DispatchProxy.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_OEM_Perp-pl.xrm-ms.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusE5R_SubTrial-ul-oob.xrm-ms.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Sort\TAG.XSL.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Thread.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Java\jdk-1.8\include\win32\jawt_md.h.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\lcms.md.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProXC2RVL_MAKC2R-ul-phn.xrm-ms.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\offsymxl.ttf.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\WindowsBase.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Forms.Primitives.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Drawing.Design.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\SmallLogoCanary.png.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-handle-l1-1-0.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019VL_MAK_AE-ul-phn.xrm-ms.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT_COL.HXC.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\UIAutomationTypes.resources.dll.tmp	601a57dee73231e51a1ee2223b818110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\System.Windows.Forms.resources.dll.tmp	601a57dee73231e51a1ee2223b818110N.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	601a57dee73231e51a1ee2223b818110N.exe

C:\Users\Admin\AppData\Local\Temp\601a57dee73231e51a1ee2223b818110N.exe
"C:\Users\Admin\AppData\Local\Temp\601a57dee73231e51a1ee2223b818110N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4520

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-1-5-21-656926755-4116854191-210765258-1000\desktop.ini.tmp

Filesize
47KB

MD5
ded34cefdb944f6be3aa1ef2a36026f4

SHA1
74d5af20a5885e373c4c83d3878ae91faf973d86

SHA256
a213b0de94bc05e2b425766d3edee2b978473a66d70df7a8cec2516354ac29b0

SHA512
fb52adc6256e5ae5d3454fb0ef92bcb675c82cb544d5a19bcc74166da9007723c1f8e222af54af816b3f53f3f4e0b30b32c46bc9cc4583d6c57c430fdc2c8976

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

Filesize
145KB

MD5
e51abf60171a716caeeb0dee1575ce49

SHA1
0b5407f71cf0d390e83af12227942421a64e8f9f

SHA256
dfaf7a4c6c9be058c6aa302d8959da8dce6d0cfea1d530b627bc954ca04b7781

SHA512
6b1aa6f61525012d8206babe82f704902533697629820df3b355af8482f08ff56019ec0fe71d25c2dd4e66de48c462d014bb72988b98601bafeb874fb59621a7

Download Submit
memory/4520-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4520-1958-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download