74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536

Analysis

max time kernel
150s
max time network
150s
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 22:40

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General

Target

74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
Size

81KB
MD5

5882500ff77f57176de8143816d56aeb
SHA1

4b4d3f7ae7b6341392e386d28640b76de2e48273
SHA256

74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536
SHA512

74f35b3c53d15116dc0c7ad8b1b64622ee1ee55b606ed2676c1356f842840e83f1fa110096f0bbdca0274009c790f4861abf5da3b70e67a90bebdf2c21a4e280
SSDEEP

1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zxQis:fnyiQSon

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5013) 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/4960-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0009000000023474-2.dat	upx
behavioral2/files/0x0004000000022922-6.dat	upx
behavioral2/memory/4960-1786-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\xalan.md.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_sv.properties.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_Retail-pl.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\TellMeExcel.nrr.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\insert\insertbase.xml.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Web.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_SubTrial-pl.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_OEM_Perp-ul-oob.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Office16\AdeModule.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-core-processthreads-l1-1-1.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Globalization.Extensions.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\jpeg.md.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Java\jdk-1.8\bin\ktab.exe.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.OneNote.OneNote.x-none.msi.16.x-none.xml.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_Grace-ppd.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\7-Zip\Lang\cy.txt.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\Microsoft.DiaSymReader.Native.amd64.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp4-ppd.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Trial-pl.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremDemoR_BypassTrial365-ul-oob.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_Retail-ul-phn.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusVL_KMS_Client-ppd.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\ucrtbase.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\xmlresolver.md.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019VL_MAK_AE-ul-oob.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019VL_KMS_Client_AE-ul.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.contrast-black_scale-80.png.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\hostpolicy.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription1-pl.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Retail2-ul-phn.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\System.Windows.Forms.resources.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Internet Explorer\it-IT\iexplore.exe.mui.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\UIAutomationClient.resources.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_Trial-ppd.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL092.XML.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Dynamic.Runtime.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\ext\jaccess.jar.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\fre\StartMenu_Win7.wmv.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRAPH.HXS.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Common Files\System\Ole DB\oledb32r.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Office16\EntityDataHandler.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.scale-80.png.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Java\jre-1.8\legal\javafx\gstreamer.md.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019VL_KMS_Client_AE-ul.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\Microsoft.Reporting.AdHoc.Shell.Bootstrapper.xap.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.ReportingServices.RsClient.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MYSL.ICO.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ar-SA\tipresx.dll.mui.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Retail-ul-oob.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-synch-l1-2-0.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-heap-l1-1-0.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_Grace-ppd.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Retail-ul-phn.xrm-ms.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\WacLangPack2019Eula.txt.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Common Files\System\ado\ja-JP\msader15.dll.mui.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\UIAutomationTypes.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL095.XML.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppvIsvSubsystems32.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\System.Windows.Controls.Ribbon.resources.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Java\jre-1.8\bin\vcruntime140_1.dll.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\linesdistinctive.dotx.tmp	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.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	74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe

C:\Users\Admin\AppData\Local\Temp\74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe
"C:\Users\Admin\AppData\Local\Temp\74fbe9a6c05dab87527775535e0c0450ecb72b208f594b5a52d59b5efc5aa536.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4960

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-1-5-21-355097885-2402257403-2971294179-1000\desktop.ini.tmp

Filesize
82KB

MD5
ec6291d3cbf4c63386a21d67edeb6baa

SHA1
7dd0abfab8641d0266c94da052345d634f4ed879

SHA256
e36a302cdcafec9ddaaf616b31dfd3ffd909018d52b98424e92b3c283947053b

SHA512
e6eb97528e2c7ade7f39ca618dc176306ab5f055100d6631b631f1eed888f4fb32e4b452e17a434bd571512b7124d22c576d93245cee21cc76bf146901588317

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

Filesize
180KB

MD5
e0aa5af0ec295f5a9fa5224f26a40f47

SHA1
bb1d6807101e666e335a210fc0845203528ea2a4

SHA256
028f6afba50f31fa8d6b97b81cf1fef59de737ebab3aca758549d48f1fa5172c

SHA512
157ec74de2633ca744625b562e9530a213ebffdacbf0b626cdb8bd8d675813c53dd5641b8c94f757b430a7559f821b387049e7663faa8f2b193d378c62575852

Download Submit
memory/4960-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4960-1786-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download