0b7e1db48e0507fe01e1d86918116ef9dbae0421684b43fcd467e72b70d27c5f

Analysis

max time kernel
119s
max time network
114s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
27/07/2024, 22:46

Sharing

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General

Target

1008435fc090c6d09831649ad4172d70N.exe
Size

64KB
MD5

1008435fc090c6d09831649ad4172d70
SHA1

7fbb8903aa1a20781168591b128abc3b6ed5bb08
SHA256

0b7e1db48e0507fe01e1d86918116ef9dbae0421684b43fcd467e72b70d27c5f
SHA512

f4a60f37fbd1cae590bfe96a73e0f5e4588877edc579be06896de75b8523e5674082008731343f6731084508bc7bc817c49f50596dbe1bbd8dc7187c3a4fab72
SSDEEP

1536:CTWn1++PJHJXA/OsIZfzc3/Q8IZv2v+6o:KQSo7Zv2va

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (2438) 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/2660-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x00090000000233e7-2.dat	upx
behavioral2/files/0x0014000000022912-6.dat	upx
behavioral2/memory/2660-456-0x0000000000400000-0x000000000040A000-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\glass.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_fr.properties.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\TipTsf.dll.mui.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-utility-l1-1-0.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jdb.exe.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\System.Windows.Forms.Primitives.resources.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\ShapeCollector.exe.mui.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\TipRes.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Pipes.AccessControl.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Security.Cryptography.Pkcs.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\Locales\fi.pak.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\Locales\ml.pak.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\gstreamer-lite.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-conio-l1-1-0.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\cpprestsdk.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskmenu.xml.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\mscorrc.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Resources.Reader.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.Contracts.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\System.Windows.Controls.Ribbon.resources.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-heap-l1-1-0.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\plugin2\vcruntime140.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\cs-CZ\tipresx.dll.mui.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Common Files\microsoft shared\VSTO\vstoee.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Common Files\System\Ole DB\it-IT\sqlxmlx.rll.mui.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\policy\limited\local_policy.jar.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\mscordbi.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\netstandard.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.AeroLite.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\7-Zip\Lang\sk.txt.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\vccorlib140.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-interlocked-l1-1-0.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\UIAutomationProvider.resources.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Printing.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\en-GB\tipresx.dll.mui.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Configuration.ConfigurationManager.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\Microsoft.VisualBasic.Forms.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\PresentationUI.resources.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\UIAutomationClient.resources.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\System.Windows.Forms.resources.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\awt.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-time-l1-1-0.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Data.DataSetExtensions.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\UIAutomationProvider.resources.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\PresentationUI.resources.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\javafx\libxslt.md.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Common Files\System\ado\adovbs.inc.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Text.Encoding.CodePages.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\Microsoft.VisualBasic.Forms.resources.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\UIAutomationTypes.resources.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\libEGL.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\jfr\profile.jfc.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Java\jre-1.8\bin\plugin2\vcruntime140.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\lv-LV\tipresx.dll.mui.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Common Files\System\ado\ja-JP\msader15.dll.mui.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\UIAutomationClientSideProviders.resources.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Quic.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework.Luna.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\System.Windows.Forms.Design.resources.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Java\jre-1.8\bin\j2gss.dll.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\da-DK\tipresx.dll.mui.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\el-GR\tipresx.dll.mui.tmp	1008435fc090c6d09831649ad4172d70N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.Native.dll.tmp	1008435fc090c6d09831649ad4172d70N.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	1008435fc090c6d09831649ad4172d70N.exe

C:\Users\Admin\AppData\Local\Temp\1008435fc090c6d09831649ad4172d70N.exe
"C:\Users\Admin\AppData\Local\Temp\1008435fc090c6d09831649ad4172d70N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2660

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-1-5-21-3419463127-3903270268-2580331543-1000\desktop.ini.tmp

Filesize
64KB

MD5
c71e19f6fad1173b2361559e9d30abc5

SHA1
a30de44c37975fb0a75d6289a6a9584df166da6c

SHA256
531653c279294a180f3579aea3540240f115a4d6f35371ada6f75fb93ad67896

SHA512
0bcee1da40d85f5d7ddcecd06f17ea43b145da5b72a03da9c8b430714f6ccd721328771998731555f2c540522c2b7a7efcb6c8cc6a54bb67e1c0fa6016c2532a

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

Filesize
163KB

MD5
ac2dec77e852f9c5394bbd2a02bc02c3

SHA1
c594b468f8b6614d54aab663f541b0ab4919639e

SHA256
552be692079a8bf734360fdd61e532082818b7a75ce129c34f827e5bca693508

SHA512
1bc20de32f92eda4ea5c3069ad0258594918c5b5b7764e5b00405e9a549fa599f82454a534b42fa278d060304b88df0739a17d8fe835e758749a4018576708ff

Download Submit
memory/2660-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2660-456-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download