2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74

Analysis

max time kernel
149s
max time network
110s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28/08/2024, 20:19

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General

Target

2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
Size

60KB
MD5

8c206fd98d3820b7dd8ab2f93133ec27
SHA1

b449d376e0b29fb0d7242a23ad63461c23f3645b
SHA256

2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74
SHA512

27655715463475f024232a4fb8eacb19d9d0398a4c1649f368dbe55df5b45135373ba9d6ba69d6d3f1f2b38d67b7f5e7a59fdfa3a3ceb177c584f6408c0164bf
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9qW:V7Zf/FAxTWoJJ7TMW

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5194) 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/3528-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00090000000233c9-2.dat	upx
behavioral2/files/0x000400000002291b-6.dat	upx
behavioral2/memory/3528-902-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\System.Windows.Forms.Design.resources.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-runtime-l1-1-0.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019XC2RVL_MAKC2R-ppd.xrm-ms.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusDemoR_BypassTrial180-ppd.xrm-ms.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_OEM_Perp-ul-phn.xrm-ms.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherVL_KMS_Client-ppd.xrm-ms.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ONENOTE_K_COL.HXK.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\PresentationCore.resources.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\[email protected]	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\trdtv2r41.xsl.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\policy\limited\US_export_policy.jar.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-locale-l1-1-0.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp4-ppd.xrm-ms.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogoSmall.contrast-black_scale-140.png.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\jcup.md.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Common Files\System\Ole DB\oledb32r.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\PresentationCore.resources.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Internet Explorer\iediagcmd.exe.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-runtime-l1-1-0.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\cryptix.md.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Java\jre-1.8\bin\keytool.exe.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription1-pl.xrm-ms.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\it-IT\ShapeCollector.exe.mui.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\BCSRuntimeRes.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Web.HttpUtility.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.CompilerServices.Unsafe.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\System.Windows.Forms.resources.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Grace-ppd.xrm-ms.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\el\msipc.dll.mui.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\ThirdPartyNotices.txt.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.Metadata.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\ecc.md.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.officemuiset.msi.16.en-us.xml.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_Retail-ul-phn.xrm-ms.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_SubTest-ppd.xrm-ms.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.XLHost.Modeler.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\7-Zip\Lang\en.ttt.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Office16\VVIEWER.DLL.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Templates\1033\TimelessReport.dotx.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\vfs\Fonts\private\CalibriL.ttf.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\UIAutomationClientSideProviders.resources.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_OEM_Perp-ppd.xrm-ms.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_SubTest-pl.xrm-ms.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Retail2-ppd.xrm-ms.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\APASixthEditionOfficeOnline.xsl.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipscht.xml.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.Cng.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ValueTuple.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\PresentationUI.resources.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ExcelFloatieTextModel.bin.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-locale-l1-1-0.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\UIAutomationClientSideProviders.resources.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\AccessRuntime2019_eula.txt.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Wordcnvr.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Common Files\System\Ole DB\oledbjvs.inc.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\javaws.policy.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Office16\WINWORD.VisualElementsManifest.xml.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Java\jre-1.8\bin\jpeg.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-math-l1-1-0.dll.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_Retail-pl.xrm-ms.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdCO365R_Subscription-ul-oob.xrm-ms.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusVL_MAK-ul-phn.xrm-ms.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
File created	C:\Program Files\Microsoft Office\root\Office16\OMRAUT.DLL.tmp	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.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	2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe

C:\Users\Admin\AppData\Local\Temp\2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe
"C:\Users\Admin\AppData\Local\Temp\2a849c4e201e81227d12e92f3b5bb61ea100d0cbf56ec3124483e3aa489ebf74.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3528

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
60KB

MD5
c4a73819aca172b68572a99e3f204078

SHA1
7a2c62faefe99ae79e0b29719a1710aa415f0b18

SHA256
df120613253adff496b42590e4521702763dda9783c47bf34985300565741a99

SHA512
a7a8107de3ea4b5d85ba4386b7efeedf5b7cb97d7c119639d1cd4858e83984bfb40e70cba996d3e7e84189014e8483349a71997f56177c80c44742687d277a62

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

Filesize
159KB

MD5
b5ab30698fed0eed241308ee1ffdc496

SHA1
f6b66c01bf1fe2be96d4f9d8c31e76138e4399bc

SHA256
096358eba3c763630f3962042ff06beabc94682f49fb67b54bb9ca8af0db282d

SHA512
28696293e106b30d7bf87c230c13642b2fdd1099fb4993a92b425ed1e5a9a1f180c2b5e84fe281f505ab6fee84267661ff91b95d33c2f3fb79a10a57062fe3f6

Download Submit
memory/3528-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3528-902-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download