0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0

Analysis

max time kernel
150s
max time network
113s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29-08-2024 18:12

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
Size

77KB
MD5

0dc26638c21b42dc6b6bb66964bb6a30
SHA1

962c2ef338157d67d87c65a1d20ff1670ab7c6ff
SHA256

0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0
SHA512

3a463975091b4b6dc59be390627d1b29e4f3e274728abfcbb9042f2ff190babfd08e461d20c45d01b87654a622142138b0abb6b25e638726ef881b5deaa37e06
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjSEXBwzEXBw3sgQw58eGkz2rcuesgQw58eGkz2rl:V7Zf/FAxTWtnMdyGdy4AnAP4W6t3

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5091) 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/724-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00090000000233f6-2.dat	upx
behavioral2/files/0x000c0000000220a6-6.dat	upx
behavioral2/memory/724-860-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\Microsoft.NETCore.App.deps.json.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp4-ul-phn.xrm-ms.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessR_Retail-pl.xrm-ms.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Common Files\System\Ole DB\es-ES\msdasqlr.dll.mui.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\msvcp140.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\i640.cab.cat.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.DispatchProxy.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Java\jdk-1.8\jre\THIRDPARTYLICENSEREADME-JAVAFX.txt.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Wisp.thmx.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_Retail-ul-phn.xrm-ms.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019R_Trial-pl.xrm-ms.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\officestoragehost.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRAPH_F_COL.HXK.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\TipTsf.dll.mui.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\System.Windows.Forms.Primitives.resources.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_Grace-ppd.xrm-ms.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_O16EnterpriseVL_Bypass30-ul-oob.xrm-ms.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskpred\oskpredbase.xml.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\Microsoft.Win32.SystemEvents.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Java\jre-1.8\lib\content-types.properties.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest4-ppd.xrm-ms.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019MSDNR_Retail-ul-oob.xrm-ms.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\msoetwres.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ONBttnIE.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\.version.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.InteropServices.JavaScript.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Google\Chrome\Application\initial_preferences.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-errorhandling-l1-1-0.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-convert-l1-1-0.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.SecureString.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Xml.XmlSerializer.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\System.Windows.Forms.Design.resources.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription2-ppd.xrm-ms.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Retail-ul-phn.xrm-ms.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipssrl.xml.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Java\jdk-1.8\bin\orbd.exe.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalPipcR_OEM_Perp-ul-oob.xrm-ms.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Trial-ul-oob.xrm-ms.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PROOF\MSGR8EN.LEX.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.XmlDocument.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\System.Windows.Forms.resources.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\System.Windows.Controls.Ribbon.resources.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Java\jdk-1.8\THIRDPARTYLICENSEREADME-JAVAFX.txt.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipscat.xml.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.OpenSsl.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\WindowsFormsIntegration.resources.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\UIAutomationClient.resources.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-stdio-l1-1-0.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\ffjcext.zip.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Personal2019R_OEM_Perp-pl.xrm-ms.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProDemoR_BypassTrial180-ul-oob.xrm-ms.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019VL_MAK_AE-pl.xrm-ms.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-white_scale-180.png.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msadcer.dll.mui.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.Debug.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Sockets.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp3-ul-phn.xrm-ms.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-filesystem-l1-1-0.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ur.pak.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Java\jdk-1.8\README.html.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Java\jre-1.8\bin\w2k_lsa_auth.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\Java\jre-1.8\README.txt.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Intrinsics.dll.tmp	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.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	0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe

C:\Users\Admin\AppData\Local\Temp\0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe
"C:\Users\Admin\AppData\Local\Temp\0241b43f628ba3b61fec5143648a55420312f8a1553a740853ce89cf4e3201e0.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:724

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-1-5-21-523280732-2327480845-3730041215-1000\desktop.ini.tmp

Filesize
78KB

MD5
a34ae6a666392cd1a8fa648cadea3f2d

SHA1
be8fc07da52bce6a7d0822a9de1130a1a7af1a66

SHA256
2f270526ee472e756bcec8db9777c6626cccc0ee06034b235cb8aa9df9980507

SHA512
18ed0e1d9db61e9bbbd8a02862c41d3bb14a8d2410f2c69c78708f0ee96b8c03cd1350df9d2362f2e207427aecd6feb8f3166bce41a96d547d2b5714314b10ff

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

Filesize
176KB

MD5
1f052db97829e290f042cfa08f07081d

SHA1
4e79fae99a611c04d2614bf7b3c8c3ccf4539c4e

SHA256
5835185b6fc54bd95de7890ee7128a61d0f7eaa99b9b31d11029595e3f4934aa

SHA512
afc76b05b36288062e621362d7653463d4925d9a647808b2a39cf46b9f47f027e2a539f07da66b38073251d85c8f9d5fc13026bb10c647d3cede28e5683e4157

Download Submit
memory/724-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/724-860-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download