012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90

Analysis

max time kernel
150s
max time network
117s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 20:35

Sharing

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General

Target

012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
Size

77KB
MD5

45178a4361ee92052c7de5b094ecf670
SHA1

23eeb4afc145ab72bb0cbc0753f8a200fceb12cf
SHA256

012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90
SHA512

2bbb9643d534554af1138acee7de90a199d33240bdc7967486e6ca71f66e77a5493b0b007f20d125eccd485cb8d4abddc07ac07b9fbc72f4adb484eb0bdcdd65
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjSEXBwzEXBw3sgQw58eGkz2rcuesgQw58eGkz2rB:V7Zf/FAxTWtnMdyGdySk

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5031) 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/4856-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00090000000233c1-2.dat	upx
behavioral2/files/0x00040000000228f4-6.dat	upx
behavioral2/memory/4856-870-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Office\root\Office16\1033\VVIEWRES.DLL.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Common Files\microsoft shared\VC\msdia100.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.WebSockets.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\jcup.md.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdCO365R_Subscription-ul-oob.xrm-ms.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019R_Grace-ppd.xrm-ms.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_KMS_Client-ul-oob.xrm-ms.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\uk-UA\TipRes.dll.mui.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\UIAutomationTypes.resources.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Exchange.WebServices.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\upe.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.th-th.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\bg.pak.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Java\jre-1.8\lib\fonts\LucidaBrightRegular.ttf.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019VL_MAK_AE-ppd.xrm-ms.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000049\index.win32.bundle.map.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.et-ee.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Diagnostics.TextWriterTraceListener.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Java\jre-1.8\bin\jsound.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_KMS_Automation-ul-oob.xrm-ms.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_Grace-ppd.xrm-ms.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Text.Encoding.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Forms.Design.resources.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019VL_MAK_AE-ul-oob.xrm-ms.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LivePersonaCard\images\default\linkedin_logo_small.png.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ValueTuple.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.InteropServices.RuntimeInformation.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\UIAutomationClientSideProviders.resources.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\WindowsFormsIntegration.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\System.Windows.Forms.resources.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\UIAutomationProvider.resources.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\[email protected]	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\UIAutomationClientSideProviders.resources.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Common Files\System\Ole DB\ja-JP\sqloledb.rll.mui.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Private.DataContractSerialization.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\Microsoft.Win32.SystemEvents.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Forms.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\zlib.md.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Java\jre-1.8\bin\javaw.exe.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\vk_swiftshader.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.OSMUX.OSMUX.x-none.msi.16.x-none.xml.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdVL_MAK-pl.xrm-ms.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.kk-kz.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\Microsoft.VisualBasic.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.Royale.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\policy\unlimited\US_export_policy.jar.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019R_Trial-ul-oob.xrm-ms.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.contrast-black_scale-100.png.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\Microsoft.NETCore.App.runtimeconfig.json.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.ThreadPool.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\ecc.md.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_SubTest-ppd.xrm-ms.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.WebSockets.Client.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Text.RegularExpressions.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Private.CoreLib.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Tasks.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\System.Windows.Forms.resources.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\UIAutomationClient.resources.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_Retail-ppd.xrm-ms.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PREVIEWTEMPLATE2.POTX.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdVL_KMS_Client-ul.xrm-ms.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN089.XML.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVIsvStreamingManager.dll.tmp	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.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	012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe

C:\Users\Admin\AppData\Local\Temp\012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe
"C:\Users\Admin\AppData\Local\Temp\012f7100b20f0497a17635b1958ee0fc9c5f2955577d9b36c25e248326934c90N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4856

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-1-5-21-2392887640-1187051047-2909758433-1000\desktop.ini.tmp

Filesize
78KB

MD5
7f2bd7db3dd887e2721579bf9a3c2d8f

SHA1
37754056c3062e61039144f623fc5ef8b4803dbc

SHA256
b5a8e7239c0682766a8a604c30ef2a1e88321b8247573c54e317396b31c9a5f0

SHA512
035dabc64c244c0ff4b402d53be888b1ad7fa87afe099fd47f223a302de206d98ce8b1371b16776f9e9a7a5e1400d2477dbb52d98dee53d37f997eef576aa734

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

Filesize
176KB

MD5
1f29c297e2560d054c105c32da3dc0b8

SHA1
55f85a92dccb87f582d6309ca5025518dddbd231

SHA256
e7772c4c82b0d79622905f52cb3a5e75e8101bee38ea131167e20b8b79d4bd39

SHA512
080037fd3176010b75a47a052da352d69fafd656435e3f5c27b6116201044393018488c04858accd7bd72157a3a237468d9d2027ac66197ad759182624fd5f30

Download Submit
memory/4856-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4856-870-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download