d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13

Analysis

max time kernel
150s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/08/2024, 02:58

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General

Target

d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
Size

39KB
MD5

a0de491d1618276340b33368937d27b7
SHA1

36ed3d0729c93746fffbc8e68cc4855146cd4157
SHA256

d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13
SHA512

82dc6bfb5e0eeaebda82bbf83d72160036956e93f284cb5cf0dbda98c874e629445cfed0eff1d040089e663a9cf29eca8b75145512c4d29cd5c6494cad1be5d8
SSDEEP

768:kBT37CPKKdJJ1EXBwzEXBwdcMcwBcCBcw/tio/ti4AW:CTW7JJ7TTQoQ4

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5273) 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/4924-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x000e0000000233fa-2.dat	upx
behavioral2/files/0x000400000002291b-6.dat	upx
behavioral2/memory/4924-1222-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\microsoft shared\ink\ThirdPartyNotices.MSHWLatin.txt.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Common Files\System\Ole DB\en-US\msdasqlr.dll.mui.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Principal.Windows.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_Grace-ppd.xrm-ms.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Common Files\System\Ole DB\ja-JP\sqloledb.rll.mui.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-sysinfo-l1-1-0.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_OEM_Perp-ppd.xrm-ms.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DBGHELP.DLL.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-conio-l1-1-0.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.Tasks.Dataflow.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_it.properties.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Java\jre-1.8\bin\prism_common.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Excel.AnalysisServices.AdomdClientUI.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.contrast-black_scale-180.png.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.contrast-black_scale-140.png.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_Retail-ul-oob.xrm-ms.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-process-l1-1-0.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\tipskins.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Common Files\System\msadc\ja-JP\msdaremr.dll.mui.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.Timer.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Transactions.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationUI.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\icudtl.dat.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Grace-ul-oob.xrm-ms.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogoSmall.contrast-black_scale-80.png.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ONMAIN.DLL.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\7-Zip\Lang\cs.txt.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\7-Zip\Lang\ug.txt.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\netstandard.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-3102-0000-1000-0000000FF1CE.xml.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-core-processthreads-l1-1-1.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Extreme Shadow.eftx.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Retail2-ul-oob.xrm-ms.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Java\jre-1.8\bin\rmid.exe.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\linessimple.dotx.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\LibCurl64.DllA\libcurl64.dlla.manifest.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.Cng.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Retrospect.thmx.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp3-ppd.xrm-ms.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSOARIANEXT.DLL.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Templates\1033\OriginResume.Dotx.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\7-Zip\Lang\sr-spl.txt.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Common Files\System\Ole DB\en-US\sqloledb.rll.mui.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\mscordaccore.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Google\Chrome\Application\chrome.exe.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Java\jre-1.8\bin\j2pkcs11.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PROOF\msth8ES.DLL.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\rsod\osmuxmui.msi.16.en-us.tree.dat.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.ComponentModel.Annotations.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Tasks.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\asm.md.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessVL_KMS_Client-ul.xrm-ms.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipskor.xml.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Controls.Ribbon.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\WindowsBase.resources.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0090-0000-1000-0000000FF1CE.xml.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019VL_KMS_Client_AE-ppd.xrm-ms.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoVL_MAK-pl.xrm-ms.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_Subscription-pl.xrm-ms.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\WindowsBase.resources.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\System.Windows.Forms.Primitives.resources.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework-SystemData.dll.tmp	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.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	d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe

C:\Users\Admin\AppData\Local\Temp\d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe
"C:\Users\Admin\AppData\Local\Temp\d7c93bbee458894056868d7f153408ba638a6a201b694fd5d8663c80b4d30d13.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4924

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
39KB

MD5
a0f3195f025aefdb533dc1071ebbdebe

SHA1
44cfd7f6a337948de2f9af3a9c9f4e7456399ab0

SHA256
ba2df4dd51a320b33c2700c99d40d277fa5753ecf1e5e0bcf2783ffcbee2aa61

SHA512
12f8cdfa6298936a04f6849d4524685cf2a7c94d462d04b2b3a159c1d133b4bf0a6899eaceca0d6b25119500f70f10f8959161d10b61ebe2bf732f1d811995e9

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

Filesize
138KB

MD5
1a022e0f12aadc3049fef865f7fe6b73

SHA1
cb6f978af12ce84104ed673cb3c3614db5668962

SHA256
81cc4e41f68f22de7eb9be334cf0af9faecaaf602204408edc7547d782cefa58

SHA512
ecd1e2ef6e7364212089d3da3a4d78a8d09c50256206d87b91d4fb0095c05027edfbaecc09a6abece61eb9f8ddcc3ce1700030cde0aeb08ac51ef9ff030d3817

Download Submit
memory/4924-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4924-1222-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download