23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae

Analysis

max time kernel
150s
max time network
108s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25/07/2024, 19:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
Size

69KB
MD5

834e54d7404b85938a80bbc52bb202d1
SHA1

c362ef7a4aa83cdf96a7a849cf706a7c73073b7c
SHA256

23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae
SHA512

30ee9737497f0d2ac13ee254ce1403902fabe46a9898a25705fa4f8481ac5835d837960d5c638e66fb5cea0c799bf6c7926f4514c668ca3c67e195902599d696
SSDEEP

1536:V7Zf/FAxTWoJJB7LD2I2InTW7JJB7LD2I2IF:fny1tD33wtD33F

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4725) 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/1620-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0008000000023492-2.dat	upx
behavioral2/files/0x001400000002292d-6.dat	upx
behavioral2/memory/1620-1770-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRLEX.DLL.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power Map Excel Add-in\MICROSOFT.DATA.RECOMMENDATION.CLIENT.CORE.DLL.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-heap-l1-1-0.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\7-Zip\Lang\hu.txt.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\hwrenclm.dat.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsjpn.xml.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\PresentationFramework.resources.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\dom.md.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019VL_MAK_AE-ppd.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial3-pl.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_Trial-pl.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Office15\pkeyconfig-office.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\STSLIST.CHM.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp2-pl.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTrial-ul-oob.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_ca.xml.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOMessageProvider.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Private.Uri.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Numerics.Vectors.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\vcruntime140_cor3.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\Office16\SLERROR.XML.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_KMS_Client-ppd.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Office16\FilterModule.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MEDIA\CASHREG.WAV.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\nl\msipc.dll.mui.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Office16\OCSCLIENTWIN32.DLL.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Retail-ul-oob.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\lt-LT\tipresx.dll.mui.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.AccessControl.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\UIAutomationProvider.resources.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\WindowsBase.resources.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalPipcR_OEM_Perp-ul-oob.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-sysinfo-l1-1-0.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-synch-l1-2-0.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteVL_MAK-ul-oob.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessVL_KMS_Client-ul-oob.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Client.Excel.Extensions.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessPipcR_OEM_Perp-ppd.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdCO365R_SubTest-ppd.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Grace-ppd.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\WINWORD_COL.HXT.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Interceptor.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\relaxngom.md.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Java\jre-1.8\bin\java_crw_demo.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.contrast-white_scale-100.png.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\UIAutomationClientSideProviders.resources.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\System.Xaml.resources.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Java\jdk-1.8\release.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Ion.thmx.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardR_Trial-ppd.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\basicelegant.dotx.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.scale-180.png.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\7-Zip\Lang\uz-cyrl.txt.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\UIAutomationClientSideProviders.resources.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Configuration.ConfigurationManager.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\ext\dnsns.jar.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Retail-ul-oob.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Retail-ul-oob.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\mesa3d.md.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.FileSystem.dll.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\VisualElements\LogoBeta.png.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial4-ppd.xrm-ms.tmp	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.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	23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe

C:\Users\Admin\AppData\Local\Temp\23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe
"C:\Users\Admin\AppData\Local\Temp\23f9abbacabdcee72da34e28f0d93504f7ece62eb9a0fb87a7c914f5495498ae.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1620

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

Loading Replay Monitor...

Downloads

C:\$Recycle.Bin\S-1-5-21-1750093773-264148664-1320403265-1000\desktop.ini.tmp

Filesize
70KB

MD5
d0a575f80742fc46b01a499b9b4251c0

SHA1
78264c77e7b03fc3dd3c3b8193e5811405a0b3dd

SHA256
805d13bad34f6d39cbb6fc4ce4b57f661c4812282e7b219500e082fc2eecc20e

SHA512
1a5bfd76e6528bb27369f769c97136c698d565cb124908427edad9ac8a594bf36803f102da1239a16e11bc78fd930ccb0869a41b07396af12ef48312f4d1b165

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

Filesize
169KB

MD5
93eddf98b25f1476b036979f97b95b9c

SHA1
06baa0512f98b338f18db92b1350547f494634ec

SHA256
e1030ec52d52c5e5dcc00914152032c34b5ef24c8ccfb5a04d11e3d4df9833b6

SHA512
3dc3c8ad35ac6997e6c5e1cc2fca5f4836323a054918470fe33c9be73162f20276e6d8d0c85407399ff9199259fbf34221b3cc2872d32ff0fbc59ffb54d5e686

Download Submit
memory/1620-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1620-1770-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download