69c5e94820ddfc1ce1777159af2d54aea060f21053682817912c9104e9ae1117

Analysis

max time kernel
150s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/08/2024, 14:29

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General

Target

094485e4e205466085b1f7dbc1fc4ce0N.exe
Size

51KB
MD5

094485e4e205466085b1f7dbc1fc4ce0
SHA1

20aa4dcc54bab4d72c0366613adaface0bc3af01
SHA256

69c5e94820ddfc1ce1777159af2d54aea060f21053682817912c9104e9ae1117
SHA512

4184dd59a6233c4d44fbd8258e8a6944cf3b59d58433db26fd2fa0872bf009e31dd1bcb8c962b1b10687c58ec6cacfb83e058528277abefbe80f49a559aaaeb5
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMc1yw2Yw2ShfhC:V7Zf/FAxTWoJJ7TZxk

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5123) 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/1072-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000900000002339d-2.dat	upx
behavioral2/files/0x0014000000022936-6.dat	upx
behavioral2/memory/1072-902-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Data.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Extreme Shadow.eftx.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\mscss7wre_es.dub.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\tipresx.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\System.Windows.Controls.Ribbon.resources.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019VL_KMS_Client_AE-ul.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp2-ul-phn.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\excelcnvpxy.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_rtl.xml.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Internet Explorer\en-US\ieinstal.exe.mui.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription3-pl.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\PresentationCore.resources.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019R_Retail-ppd.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_SubTest-ul-oob.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\Checkmark.png.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\hwrcommonlm.dat.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\clrjit.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\THIRDPARTYLICENSEREADME.txt.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_OEM_Perp-pl.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\7-Zip\Lang\va.txt.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\System.Windows.Forms.Primitives.resources.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\resources.pak.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\jfr\default.jfc.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProMSDNR_Retail-ppd.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\uk-UA\tipresx.dll.mui.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Common Files\System\ado\en-US\msader15.dll.mui.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Transactions.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\UIAutomationTypes.resources.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Java\jre-1.8\lib\images\cursors\win32_CopyDrop32x32.gif.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_Trial-pl.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Grace-ul-oob.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ExcelCtxUICellModel.bin.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Core.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\Microsoft.VisualBasic.Forms.resources.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-processthreads-l1-1-0.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Java\jre-1.8\legal\javafx\libffi.md.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_MAK-pl.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdCO365R_SubTrial-pl.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_Retail-ppd.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_Trial-ppd.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdVL_KMS_Client-ul-oob.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.InteropServices.JavaScript.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Compression.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\System.Xaml.resources.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\public_suffix_list.dat.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00E2-0409-1000-0000000FF1CE.xml.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-interlocked-l1-1-0.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\jdwp.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Tasks.Extensions.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-synch-l1-2-0.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Console.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\System.Windows.Forms.Design.resources.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Century Gothic.xml.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_OEM_Perp-ul-phn.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalPipcR_OEM_Perp-ppd.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp5-ppd.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardR_Retail-ul-oob.xrm-ms.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL020.XML.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL083.XML.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PROOF\LTSHYPH_EN.LEX.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\InputPersonalization.exe.mui.tmp	094485e4e205466085b1f7dbc1fc4ce0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\PresentationFramework.resources.dll.tmp	094485e4e205466085b1f7dbc1fc4ce0N.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	094485e4e205466085b1f7dbc1fc4ce0N.exe

C:\Users\Admin\AppData\Local\Temp\094485e4e205466085b1f7dbc1fc4ce0N.exe
"C:\Users\Admin\AppData\Local\Temp\094485e4e205466085b1f7dbc1fc4ce0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1072

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-1-5-21-2412658365-3084825385-3340777666-1000\desktop.ini.tmp

Filesize
51KB

MD5
ae9c60e60187b9cd57c65b664d73765d

SHA1
b26ea7b72b8c8b66f801fec6d3e58ed2b877beff

SHA256
cc67f698237c28a80ecf43fdc973bcd194f7778e597b9fd21742eb9cd24ef15a

SHA512
608ce75bca8b362961366a710a6349c08dcb4739026663fe67be5c0fbfd271fb9a76af347e018912960eb99e99f790a424814fdefaeea9cd7c5f1fbad506aa6c

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

Filesize
150KB

MD5
7090d3aab87e687e218a8c4195345b36

SHA1
56573bf3e3bc773d42ed2c221753be77461286f7

SHA256
1d7fc3861108b1361eeaead449a7a19d9b936ff1e9edc3c66190891385f13b7e

SHA512
360c88e4edcfe96876063b6cfdc5bf6aebd60d7d19171c50c5a9b1313aefd42458987029a89c51c79a17b3faa9acf752236632d8cbf4fa157f1fdd96b651ce76

Download Submit
memory/1072-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1072-902-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download