baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6f

Analysis

max time kernel
120s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 05:51

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General

Target

baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
Size

52KB
MD5

617a60682d53c10b56bf9f28a3595420
SHA1

dac56d4bfa0a580103917eed9d48c9505a3f13e0
SHA256

baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6f
SHA512

45c9f43b5a4e38bbe8977288a43e0177e31fa597f6641c473b2538272504d850bb8b304bbcda4569f68ab30acedabb63ebeb554c237e1dba149abac1e8762502
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9pBlMBlS:V7Zf/FAxTWoJJ7TPBlMBlS

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4679) 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/4672-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00090000000233bc-2.dat	upx
behavioral2/files/0x000c0000000220a6-6.dat	upx
behavioral2/memory/4672-926-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.OData.Edm.NetFX35.V7.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\et\msipc.dll.mui.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\WindowsFormsIntegration.resources.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Java\jre-1.8\lib\management\jmxremote.password.template.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Retail-ul-phn.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProVL_KMS_Client-ppd.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentDemoR_BypassTrial180-ul-oob.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusVL_MAK-ppd.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogoSmall.scale-80.png.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\UIAutomationClientSideProviders.resources.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.PowerView.PowerView.x-none.msi.16.x-none.xml.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Retail-ppd.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription4-pl.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_SubTrial-ppd.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Diagnostics.TraceSource.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Loader.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Windows.Forms.resources.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\UIAutomationClient.resources.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\cryptix.md.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Java\jre-1.8\bin\msvcp140_1.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Java\jre-1.8\bin\sspi_bridge.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\cryptix.md.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Mail.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\WindowsFormsIntegration.resources.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_zh_TW.properties.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessVL_MAK-ul-phn.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\msquic.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp2-ppd.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\7-Zip\Lang\fy.txt.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Common Files\System\Ole DB\sqlxmlx.rll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-rtlsupport-l1-1-0.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Java\jre-1.8\lib\fonts\LucidaBrightItalic.ttf.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\xalan.md.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.OleDbProvider.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fr-FR\tabskb.dll.mui.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-console-l1-2-0.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_OEM_Perp-ul-oob.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_OEM_Perp-ul-phn.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.onenotemui.msi.16.en-us.xml.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Trial-ul-oob.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalDemoR_BypassTrial180-ppd.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\sqmapi_x64.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.FileSystem.AccessControl.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Java\jdk-1.8\legal\javafx\glib.md.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\joni.md.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Java\jre-1.8\legal\javafx\libffi.md.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ExcelCtxUICellModel.bin.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription5-ul-oob.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ONENOTE_K_COL.HXK.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\zh-dayi.xml.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.InteropServices.RuntimeInformation.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\Accessibility.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_OEM_Perp-ul-phn.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\coreclr.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jdwp.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Java\jre-1.8\bin\plugin2\msvcp140.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019VL_KMS_Client_AE-ul.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\Logo.png.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Java\jre-1.8\bin\vcruntime140_1.dll.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessR_Retail-ul-oob.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_SubTrial-ppd.xrm-ms.tmp	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.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	baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe

C:\Users\Admin\AppData\Local\Temp\baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe
"C:\Users\Admin\AppData\Local\Temp\baa3518249892a7f5e368765a273efc35da1921a20e22c9a9633d250334a4d6fN.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4672

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

Filesize
52KB

MD5
6a9578c675406f5497825526dbd29e6f

SHA1
3c660b50c3cab3e4d5f8b476d34a6be1373937b5

SHA256
bff8f66f4090b2aaaf73d1cace711761c004821faba24fd698b81b67ed54a2ee

SHA512
7dfba8d2d7c6ac5104c31656809277436fd43b5a49a78501f10df82ae629ab649965e20a68a18f1ebce69f88c979c755c7cf183a9ffad0ee00b79cb2b96ff11d

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

Filesize
151KB

MD5
bbdd840fa805503c6408ed601a7402d5

SHA1
bea79e39658ce46fabbc73f0eb70ee4d02b8a3d5

SHA256
1683ad6667c1f101740fdc7383c4df116152912d5309c544f24c70210456c71e

SHA512
eb7548eb09dbfa47edd7ca5455b5b33f3d69a4609dd6b92f01662f203caa4adea898e166233b19d55fadef2533503b5b398af7d4e971f37795e0eacbde712240

Download Submit
memory/4672-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4672-926-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download