ff116fbae94c68ae259195e1363a7a7112bb5ee00931c6f33b4e81fb46be1a02

Analysis

max time kernel
119s
max time network
107s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
28/07/2024, 01:26

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2e2778ec2fadbdfd007b02b56aa15da0N.exe
Size

43KB
MD5

2e2778ec2fadbdfd007b02b56aa15da0
SHA1

0f89243cec220267ba352aa98d2c7c9167e9086e
SHA256

ff116fbae94c68ae259195e1363a7a7112bb5ee00931c6f33b4e81fb46be1a02
SHA512

8c13f1504a0545968fb3440a37ec649e287d2ceac514dafd817fcf47d01e8386d3aab4c05c68238a2562cb5f41e85567f3a8b40814ad50d61615674965659a24
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJcbQbf1Oti1JGBQOOiQJhATBk:V7Zf/FAxTWoJJZENTBk

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (2679) 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/4924-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00090000000233e2-2.dat	upx
behavioral2/files/0x001400000002292d-6.dat	upx
behavioral2/memory/4924-1710-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-file-l1-1-0.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\cryptix.md.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\7-Zip\Lang\ar.txt.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.OpenSsl.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Compression.Brotli.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Forms.resources.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\WindowsFormsIntegration.resources.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\PresentationUI.resources.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Common Files\System\ado\de-DE\msader15.dll.mui.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Globalization.Extensions.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.NameResolution.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\Microsoft.VisualBasic.Forms.resources.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\System.Windows.Forms.Design.resources.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.XDocument.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\ucrtbase.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Forms.resources.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\System.Xaml.resources.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\System.Windows.Controls.Ribbon.resources.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\UIAutomationClientSideProviders.resources.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\UIAutomationTypes.resources.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\icu.md.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\npt.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.Serialization.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\System.Windows.Input.Manipulations.resources.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Google\Chrome\Application\chrome.exe.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\w2k_lsa_auth.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\7-Zip\Lang\nn.txt.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.WebClient.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.IsolatedStorage.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\PresentationFramework.resources.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-conio-l1-1-0.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Java\jdk-1.8\include\win32\bridge\AccessBridgeCalls.c.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Java\jre-1.8\lib\psfont.properties.ja.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_jpn.xml.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.Native.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.WebHeaderCollection.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.IsolatedStorage.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\Microsoft.WindowsDesktop.App.deps.json.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\7-Zip\Lang\th.txt.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\Microsoft.VisualBasic.Forms.resources.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\System.Xaml.resources.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-processthreads-l1-1-0.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\TabTip.exe.mui.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework.Aero.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\WindowsBase.resources.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Security.Cryptography.Xml.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Microsoft.Win32.Registry.AccessControl.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework.Classic.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.es-es.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ComponentModel.Primitives.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.Extensions.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\PresentationUI.resources.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\UIAutomationTypes.resources.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-debug-l1-1-0.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Accessibility.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\chrome.exe.sig.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-stdio-l1-1-0.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ar-SA\tipresx.dll.mui.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Common Files\System\ja-JP\wab32res.dll.mui.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Common Files\System\Ole DB\de-DE\msdasqlr.dll.mui.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Diagnostics.FileVersionInfo.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework-SystemDrawing.dll.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifestLoc.16.en-us.xml.tmp	2e2778ec2fadbdfd007b02b56aa15da0N.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	2e2778ec2fadbdfd007b02b56aa15da0N.exe

C:\Users\Admin\AppData\Local\Temp\2e2778ec2fadbdfd007b02b56aa15da0N.exe
"C:\Users\Admin\AppData\Local\Temp\2e2778ec2fadbdfd007b02b56aa15da0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4924

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
44KB

MD5
1da664328dd5d05d231c38d8d4419f95

SHA1
fe4a1ad2cf596605e8c08bcfae283ba7d907a85f

SHA256
962f3261c1dc18b052a1877591db91574e84fbcddbc1c7dac3565d6d1cd90aea

SHA512
cc4579e746db124782a5dbb3b799e094e2bcae592445d5a32857743fb6ffe086718fe72ca0264b51400d3b5f9294bd8fb436834fc9e83a736db408ac133932d8

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

Filesize
142KB

MD5
24263a59c9b528ce2aab0a7667777c02

SHA1
5e66c06a987ad1807b0dda694ab0463a777b8849

SHA256
7e067ba5081a81291e4c866cd04b5dcb4141b4e147e28e059115eda60782ca3c

SHA512
45ce6565eafca1dbbd444ddb3b7800167524eebcc2aaf64cac45801031a46611b7c9b6c002e846106dd443a56727160ff7f6e0a6c9aa9f89a91f6723ee0e5d1b

Download Submit
memory/4924-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4924-1710-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download