bb357273c2ea8d9de0375d26990e28e547ef2ebbe36b95885c4ae51adf2ddc63

Analysis

max time kernel
120s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/09/2024, 18:28

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General

Target

e9e144715dd25b5dbe2afe4f9f5c7860N.exe
Size

130KB
MD5

e9e144715dd25b5dbe2afe4f9f5c7860
SHA1

c7ce2bb6af5ef0bce99994b58dfb46eccbfdbaa4
SHA256

bb357273c2ea8d9de0375d26990e28e547ef2ebbe36b95885c4ae51adf2ddc63
SHA512

c982fafcc71b9224cc349095db97cff1c16297b225c7f26a909fe02bb507ff12426ac4c8f49944f10e86a44d97352fbd913687afbce88b1c5f579b068c249720
SSDEEP

1536:V7Zf/FAxTWoJJZENTNyavf73tQqarnplTW7JJZENTNyavf73tQqarnpb:fny1tEvfjqqdtEvfjqq8

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4341) 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/2492-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0009000000023480-2.dat	upx
behavioral2/files/0x0004000000022933-6.dat	upx
behavioral2/memory/2492-806-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\msadc\msdaprsr.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Java\jre-1.8\lib\management\jmxremote.access.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\UIAutomationTypes.resources.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\et.pak.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Trial2-ppd.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Java\jre-1.8\lib\logging.properties.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Retail-ppd.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_BypassTrial180-ppd.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Grace-ppd.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\relaxngdatatype.md.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_SubTest-pl.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription5-pl.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.Native.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\PresentationCore.resources.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\UIAutomationClientSideProviders.resources.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-utility-l1-1-0.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\javafx\libxml2.md.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProVL_KMS_Client-ul-oob.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PROTOCOLHANDLERINTL.DLL.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Java\jdk-1.8\lib\ir.idl.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\[email protected]	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProMSDNR_Retail-pl.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\javah.exe.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-file-l2-1-0.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_Subscription-ul-oob.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookVL_KMS_Client-ul-oob.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\PresentationFramework.resources.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-memory-l1-1-0.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\hwrenUSlm.dat.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Trial-ppd.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Office.PowerPivot.ExcelAddIn.tlb.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription4-ul-oob.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\WORD_WHATSNEW.XML.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019DemoR_BypassTrial180-ppd.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentVNextR_Retail-ul-oob.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Collections.Specialized.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Resources.Reader.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ja.pak.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\colorimaging.md.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Java\jre-1.8\lib\flavormap.properties.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipskor.xml.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.Csp.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\SETLANG_COL.HXC.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.Primitives.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\WindowsBase.resources.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\System.Windows.Controls.Ribbon.resources.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\cs.pak.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\javafx\gstreamer.md.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\xerces.md.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_Grace-ppd.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Globalization.Extensions.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.Tasks.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Xaml.resources.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest4-pl.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription4-ppd.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_OEM_Perp-ul-oob.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_OEM_Perp-pl.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\vk_swiftshader_icd.json.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-private-l1-1-0.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-process-l1-1-0.dll.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Retail-ul-oob.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest3-ul-oob.xrm-ms.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\WINWORD.HXS.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\WidevineCdm\LICENSE.tmp	e9e144715dd25b5dbe2afe4f9f5c7860N.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	e9e144715dd25b5dbe2afe4f9f5c7860N.exe

C:\Users\Admin\AppData\Local\Temp\e9e144715dd25b5dbe2afe4f9f5c7860N.exe
"C:\Users\Admin\AppData\Local\Temp\e9e144715dd25b5dbe2afe4f9f5c7860N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2492

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-1-5-21-1194130065-3471212556-1656947724-1000\desktop.ini.tmp

Filesize
130KB

MD5
cc0f1c5fe9a369d740ebc78300ffad7b

SHA1
060ded1413f62b74cf76ed03b4a71b0ab094e0ea

SHA256
cda379df0c422aab084fd2067c960410f5a0f3dfb869b63156fb2e402ee83690

SHA512
17a4db0ac4309f5ff026aecacda18f889bf67fa186a6d8316f04d508a769aa558f3ccc4f03a9b0bb7ad21a80e7630b066904f180c123977b77811f31eb379a7e

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

Filesize
229KB

MD5
6c91e05b6b2b6876a333f852b758a9bf

SHA1
c5a57d5ed367f9fb17b29da34866cba91b172495

SHA256
8e8c4c8c3046bb300c0d82055306d1de10bfd13e6cc944a15f47f480ef9d2da0

SHA512
09bf93708af5d3771de633cbcca5c5230fd1a208e2cddd008a1a319ca23b112cc63258beae8e3a27a25261707d064418177748a74ee1bd05e26cb4c1043a0a33

Download Submit
memory/2492-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2492-806-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download