03dcce982ab9ef532094f918d19b2f92ce11ea1a891c880581642fa26a1f74df

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
27-07-2024 03:06

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General

Target

868ec64245e2c1dbb5c793923e70a730N.exe
Size

376KB
MD5

868ec64245e2c1dbb5c793923e70a730
SHA1

0de70b0089d90cc18d756602e78c486b004a3efb
SHA256

03dcce982ab9ef532094f918d19b2f92ce11ea1a891c880581642fa26a1f74df
SHA512

99770367a01320a00bce2747671be5067be527dc971617215315c6cd8d584f958a33d34e9ce2161f1cdcdcf71d93f9d5faa0685962560a17782fc2751aab8fe5
SSDEEP

6144:K45lqo52kDzMYDJSi7+Ni2ER9Vh98+1PrEVhkQf0huIDaLOjmK:pMqzBDJkk2ERvT8MPAf/O6K

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (2090) 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/2448-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00090000000233d2-2.dat	upx
behavioral2/files/0x0014000000022909-6.dat	upx
behavioral2/memory/2448-1216-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Mail.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\7-Zip\Lang\ky.txt.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVClient.man.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Common Files\System\Ole DB\en-US\sqlxmlx.rll.mui.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\System.Windows.Forms.Design.resources.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RCom.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.WebClient.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Diagnostics.EventLog.Messages.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Internet Explorer\ieinstal.exe.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\7-Zip\Lang\ba.txt.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Security.Cryptography.Xml.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\PresentationCore.resources.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.VisualBasic.Core.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\VisualElements\Logo.png.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-filesystem-l1-1-0.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\.version.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-rtlsupport-l1-1-0.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.AppContext.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\Locales\fa.pak.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\7-Zip\Lang\mr.txt.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.OpenSsl.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\System.Windows.Forms.resources.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-memory-l1-1-0.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-multibyte-l1-1-0.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsnld.xml.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ComponentModel.Annotations.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\dxil.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-localization-l1-2-0.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework-SystemDrawing.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\WindowsFormsIntegration.resources.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Extensions.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jconsole.exe.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jjs.exe.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-math-l1-1-0.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\7-Zip\Lang\ps.txt.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\WindowsFormsIntegration.resources.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Common Files\System\msadc\msadds.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.XPath.XDocument.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Text.Json.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\Microsoft.VisualBasic.Forms.resources.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Drawing.Common.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Common Files\System\msadc\msadcor.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.Tasks.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\Locales\sv.pak.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\tipresx.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Collections.Specialized.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\PresentationFramework.resources.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework.Classic.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationNative_cor3.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Presentation.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVCatalog.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\InputPersonalization.exe.mui.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.Algorithms.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\ReachFramework.resources.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\7-Zip\Lang\ru.txt.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\uk-UA\tabskb.dll.mui.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.SecureString.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\hostpolicy.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Serialization.Primitives.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jfr.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-string-l1-1-0.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.Compression.Native.dll.tmp	868ec64245e2c1dbb5c793923e70a730N.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	868ec64245e2c1dbb5c793923e70a730N.exe

C:\Users\Admin\AppData\Local\Temp\868ec64245e2c1dbb5c793923e70a730N.exe
"C:\Users\Admin\AppData\Local\Temp\868ec64245e2c1dbb5c793923e70a730N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2448

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-1-5-21-384068567-2943195810-3631207890-1000\desktop.ini.tmp

Filesize
376KB

MD5
4477e92dc7e0171fe3ba85fbde6c00cd

SHA1
a8fc5ddec8e546b8c4f4286e98fdf61fb0911b46

SHA256
be9cde53920813f7b112ba1625e09b94473642795f77563a10752d4646c6153d

SHA512
e48a4975a85359ce6f38bd9b98f2b9845b19ebb0ff02001a97c17cfe8cb02a05414fa9094a0ac414ef0b5595ca3e79c182b1cb49f81f6c113ae5aac9c6b67fd8

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

Filesize
475KB

MD5
525bc1eb270d2c9975f3c6210dc83d1e

SHA1
2b7b8b50581c7ea4a7315e44046a837fb4717935

SHA256
feca3ed0f5ad05f912fa1c4a694c5297c389167f82494ac45c55866f2c593842

SHA512
967191cd284362d981b8705aaa7a95421fd46dc2cae33dbd2aff73d92d0c08fd506558625905732574b5bf03196a985ee38b719d4f8cbc2b23bcca5a1666812b

Download Submit
memory/2448-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2448-1216-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download