0062e0f70864a5ac1158452e64034478783430bc3cd5c04f89ad7d59f9b25f64

Analysis

max time kernel
119s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05-09-2024 05:20

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General

Target

ba34a1c19f0f55ab19d0ff1795abfe90N.exe
Size

58KB
MD5

ba34a1c19f0f55ab19d0ff1795abfe90
SHA1

b52c9a5519026411aa348b25e26e1ac600361fb3
SHA256

0062e0f70864a5ac1158452e64034478783430bc3cd5c04f89ad7d59f9b25f64
SHA512

5020fd8b190bbe5a5e881882396a93a2f18184c6138082468910871a8b6f63b81c73d8b6955121f7a722075e837bd9ebe070472956b47ae89b6a4341662e3ad5
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJcbQbf1Oti1JGBQOOiQJhATBApwp133EskmKw:V7Zf/FAxTWoJJZENTBAOIfmKJfmKy

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4673) 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/3548-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0009000000023424-2.dat	upx
behavioral2/files/0x000f000000022902-6.dat	upx
behavioral2/memory/3548-920-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp4-pl.xrm-ms.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\DirectWriteForwarder.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\WindowsBase.resources.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\sl.pak.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-util-l1-1-0.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-string-l1-1-0.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_it.properties.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessVL_MAK-ul-oob.xrm-ms.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\el\msipc.dll.mui.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\7-Zip\Lang\ku.txt.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Windows.Forms.Primitives.resources.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\Microsoft.VisualBasic.Forms.resources.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\jce.jar.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Java\jre-1.8\COPYRIGHT.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Blue Green.xml.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Drawing.Common.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\cmm\sRGB.pf.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointVL_MAK-ul-oob.xrm-ms.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRLEX.DLL.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\SETLANG_COL.HXC.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\PresentationCore.resources.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\System.Windows.Forms.resources.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\lt.pak.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\fonts\LucidaTypewriterRegular.ttf.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Java\jre-1.8\lib\cmm\PYCC.pf.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Web.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\fonts\LucidaBrightDemiBold.ttf.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp2-ppd.xrm-ms.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\Microsoft.ReportingServices.Interfaces.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.CompilerServices.VisualC.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.Loader.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\PresentationCore.resources.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Constantia-Franklin Gothic Book.xml.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe.manifest.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookVL_KMS_Client-ppd.xrm-ms.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\7-Zip\Lang\mng2.txt.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\UIAutomationTypes.resources.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\UIAutomationProvider.resources.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-core-synch-l1-2-0.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoVL_MAK-pl.xrm-ms.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_Retail-ppd.xrm-ms.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp5-ppd.xrm-ms.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019MSDNR_Retail-ul-phn.xrm-ms.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.Linq.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\directshow.md.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\jsse.jar.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial2-pl.xrm-ms.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MEDIA\EXPLODE.WAV.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019VL_KMS_Client_AE-ul.xrm-ms.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSO.FRAMEPROTOCOLWIN32.DLL.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\UIAutomationTypes.resources.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-namedpipe-l1-1-0.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jsoundds.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_OEM_Perp-ppd.xrm-ms.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp6-ppd.xrm-ms.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Google\Chrome\Application\chrome.exe.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordVL_MAK-ppd.xrm-ms.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.contrast-black_scale-140.png.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_zh_TW.properties.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\7-Zip\Lang\fur.txt.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Xaml.resources.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\PresentationUI.resources.dll.tmp	ba34a1c19f0f55ab19d0ff1795abfe90N.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	ba34a1c19f0f55ab19d0ff1795abfe90N.exe

C:\Users\Admin\AppData\Local\Temp\ba34a1c19f0f55ab19d0ff1795abfe90N.exe
"C:\Users\Admin\AppData\Local\Temp\ba34a1c19f0f55ab19d0ff1795abfe90N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3548

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-1-5-21-945322488-2060912225-3527527000-1000\desktop.ini.tmp

Filesize
58KB

MD5
841dc1a858b2f2dd06b892ec1c9a72ec

SHA1
f16e4b21c458a67138ca03092f79a2b7c41f80f2

SHA256
319ced329d62d78c7722e118034eca6f45be712b5a73f95f00360b1b834cfde9

SHA512
0d0573f80975eb087b6f5d16ccb52dfcadeb6ccdafa1b1c103d008abae048943a5026b98e1c8083c2aa897de797020b5b9441111f9305a22e9808e3b376f894e

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

Filesize
157KB

MD5
4a95d15efc309a740216b624c3fdd8ec

SHA1
256abbee04d5533158c2f18ee114f1e81f0e76b3

SHA256
adbdb7add16b22c3fd2c17cea7e7934b6b4010cc26f9abce3c27fb2bdf9da3a4

SHA512
dff33d5ce00df72451eb44b5839fcc2bf0a1ef93ddf99e9576e8f0b9c9248cc1f7b4e7a5568710c976fbd00272dfe861dd012c751f3bbb31a900a7776bd78f8c

Download Submit
memory/3548-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3548-920-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download