f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf

Analysis

max time kernel
150s
max time network
133s
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 05:44

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General

Target

f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
Size

51KB
MD5

765717f75b65d5210373f50fd41b47d7
SHA1

9aa4b81132872fd320dfda8d7c1a430c8b9f7d7c
SHA256

f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf
SHA512

446f339da205f6959177bc4b86ea9a200f333e8383697b021479e3f8324895682d5231a2a86190234e25416d58e7731dce4f8c0b8ebac8f351148564014e063d
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcmTfq9Tfql:V7Zf/FAxTWoJJ7TB2c

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (2167) 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/3448-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000900000002290a-2.dat	upx
behavioral2/files/0x001400000002291a-6.dat	upx
behavioral2/memory/3448-1076-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.Contracts.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\PresentationFramework.resources.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-synch-l1-2-0.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\uk-UA\ShapeCollector.exe.mui.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-environment-l1-1-0.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Java\jdk-1.8\javafx-src.zip.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\7-Zip\Lang\he.txt.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\baseAltGr_rtl.xml.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ComponentModel.Annotations.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Drawing.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\System.Windows.Controls.Ribbon.resources.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\System.Windows.Controls.Ribbon.resources.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework.Aero.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\Locales\bn.pak.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.NetworkInformation.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\System.Windows.Forms.Design.resources.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\System.Windows.Controls.Ribbon.resources.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Java\jdk-1.8\bin\ucrtbase.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\ssv.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\System.Windows.Controls.Ribbon.resources.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\System.Windows.Forms.resources.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-multibyte-l1-1-0.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\sr-Latn-RS\tipresx.dll.mui.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Forms.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\UIAutomationTypes.resources.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\webkit.md.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Data.Common.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\vk_swiftshader_icd.json.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jaas_nt.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\TipRes.dll.mui.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\pt-PT\tipresx.dll.mui.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\TabIpsps.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Buffers.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\WindowsBase.resources.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework-SystemXmlLinq.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\eventlog_provider.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.CompilerServices.VisualC.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.VisualBasic.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\netstandard.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\Locales\fi.pak.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-runtime-l1-1-0.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\joni.md.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\7-Zip\Lang\fur.txt.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.WebHeaderCollection.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Windows.Forms.resources.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\DisableRegister.tif.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.FileSystem.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\WindowsBase.resources.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\System.Windows.Controls.Ribbon.resources.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\System.Xaml.resources.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\7-Zip\Lang\ku-ckb.txt.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\TabTip.exe.mui.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Common Files\System\ado\msadox28.tlb.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\mshwLatin.dll.mui.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsnld.xml.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.TraceSource.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\System.Xaml.resources.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.da-dk.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Cryptography.Encoding.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\System.Xaml.resources.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\Locales\lt.pak.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Drawing.Primitives.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Printing.dll.tmp	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.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	f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe

C:\Users\Admin\AppData\Local\Temp\f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe
"C:\Users\Admin\AppData\Local\Temp\f0ed5bbca6a4f30865372d29dea92ffa9076739fccc6e2cfc8dcd7dba3a991bf.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3448

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-1-5-21-2990742725-2267136959-192470804-1000\desktop.ini.tmp

Filesize
51KB

MD5
486000f583ceea38404a927daf279673

SHA1
d3a8731bd5d63f16f95b6080c19c65e1380d9df5

SHA256
5bf663348ef8d8063d796779fb70c0bfdd0a50ace1fcc071187ab083dfd50a84

SHA512
da92c94fc7aee3946fb7f67ace7469d255d2d60ba706a723202edf8c0f0c8ad9208727732184d5bfd6c6b23095d1a46ed47d19e01c572ed4fff8e9bfab3838b4

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

Filesize
150KB

MD5
fedadf8c3d3f75e99dfab72a34426dae

SHA1
d5daa59612828f14f0979dc45cde3ac9c1596f60

SHA256
0a7312cebbc85206b85d107efd1a2d572a7cfd66afa1920651dfb948f48fc53a

SHA512
237c712cd6e502b439f7422250361222d65f864e636cf878e8eb8e28e037b49711ce6591dff9d350d755e59f6541f6b49b64e9dcad2d8451ab0682cc6693ec00

Download Submit
memory/3448-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3448-1076-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download