d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c

Analysis

max time kernel
150s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14/10/2024, 04:13

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General

Target

d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
Size

87KB
MD5

86691296491889ba07befaed22838576
SHA1

36b887b2b98d8684de011064abfce480eedf7155
SHA256

d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c
SHA512

2e3896b0fcf59f71df6c42eb125d3c8fab64d225a2ca4f59ca4ea3b02fbbe3d11a0289c2e89dc3c3e963a3ff1f2fb6e673cfe6be52a82032f04d420b5ea1f8cf
SSDEEP

1536:V7Zf/FAxTWoJJ7T4MHTW7JJ7T4M242Y42r:fny1UMQUMx

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4996) 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/224-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000c000000023b27-2.dat	upx
behavioral2/files/0x0004000000022902-6.dat	upx
behavioral2/memory/224-676-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-006E-0409-1000-0000000FF1CE.xml.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusE5R_SubTrial-pl.xrm-ms.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Office16\OART.DLL.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.dll.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Java\jdk-1.8\lib\tools.jar.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\InkObj.dll.mui.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\PresentationFramework.resources.dll.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00E2-0000-1000-0000000FF1CE.xml.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessEntry2019R_PrepidBypass-ul-oob.xrm-ms.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019VL_KMS_Client_AE-ppd.xrm-ms.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.Win32.Registry.dll.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages.properties.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\ReachFramework.resources.dll.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\charsets.jar.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessPipcDemoR_BypassTrial365-ul-oob.xrm-ms.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN095.XML.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jar.exe.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0090-0000-1000-0000000FF1CE.xml.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.ThreadPool.dll.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationCore.dll.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\UIAutomationClientSideProviders.resources.dll.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\public_suffix.md.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_Retail-ppd.xrm-ms.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription5-pl.xrm-ms.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Common Files\System\ado\msadox.dll.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.XDocument.dll.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Office16\IEAWSDC.DLL.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000042\catalog.json.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\cardview-linkedentity-dark.png.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Green Yellow.xml.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\offsymt.ttf.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial1-pl.xrm-ms.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteVL_KMS_Client-ppd.xrm-ms.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookVL_MAK-ul-phn.xrm-ms.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusMSDNR_Retail-ul-phn.xrm-ms.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp4-ppd.xrm-ms.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Common Files\System\it-IT\wab32res.dll.mui.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Common Files\System\ja-JP\wab32res.dll.mui.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.scale-80.png.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Java\jre-1.8\bin\jdwp.dll.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest1-ppd.xrm-ms.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.WebClient.dll.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Java\jre-1.8\bin\dt_socket.dll.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Java\jdk-1.8\bin\kinit.exe.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-synch-l1-2-0.dll.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN090.XML.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\WindowsBase.resources.dll.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\PresentationCore.resources.dll.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\MicrosoftDataStreamerforExcel.dll.config.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\7-Zip\Lang\sr-spl.txt.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Grace-ul-oob.xrm-ms.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Java\jre-1.8\lib\content-types.properties.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Violet.xml.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MINSBPROXY.DLL.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\CancelFluent.White.png.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\Edit.png.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base.xml.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.SecureString.dll.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Web.HttpUtility.dll.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\client-issuance-bridge-office.xrm-ms.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Grace-ul-oob.xrm-ms.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PersonaSpy\personaspybridge.js.tmp	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.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	d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe

C:\Users\Admin\AppData\Local\Temp\d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe
"C:\Users\Admin\AppData\Local\Temp\d3524ffd40d59d99007cc4a8bcaa38ac2d6553b340f120747b602d6bceaf331c.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:224

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-1-5-21-493223053-2004649691-1575712786-1000\desktop.ini.tmp

Filesize
88KB

MD5
367831f1a3ba4265d322edbd1e3f6257

SHA1
e2914be07e88e6ed8dbd5f45a2acf6aa03d89fb1

SHA256
89a625fefe94cf6398dd52c4e752b80910d4107e1748b370f6f803a6b1149147

SHA512
b0eb31689b9304675e0d0281bc75b91912fdf2ec58722af1a09fd2a68a81dde30f1f598613794b9c96959f12f6168c623ad8b4e6a85130763c999fb78274405e

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

Filesize
186KB

MD5
d17cf4b86cd080231fa5544ab2a9d464

SHA1
efe49f0a0b50a1768ada00b5d677ba7891c5fbb3

SHA256
860ca36e2e4e7368a1005b67d4a666f6bacd8e05ca35a542f7ed04b0c7151b8c

SHA512
3ee4bcae829b7e134b3992515bd038b060ecc523a1ac8ed733596d75a8e2c7238eb9e13b244d502b10eacd6681f620623b99010cb9c392d747c3b02a372644ec

Download Submit
memory/224-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/224-676-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download