6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6

Analysis

max time kernel
150s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05/10/2024, 22:07

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
Size

54KB
MD5

479ee7515d94af8d5cb72e02f46f2b2f
SHA1

be6fc444e5b2c39a5ec12e2ccff3f31c83b46129
SHA256

6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6
SHA512

a06c5fc92b67e45e95bbf26da0191d759f0921b28e566dc4add0982557d753f1496f1393f2438f00a8a5fbef7a5a748961bc8ed4c19aab51e0cd9d815457a552
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJcbQbf1Oti1JGBQOOiQJhATBHfBo8o3PU+:V7Zf/FAxTWoJJZENTBHfiPU+

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5037) 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/2664-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0009000000023615-2.dat	upx
behavioral2/files/0x000600000001690a-6.dat	upx
behavioral2/memory/2664-914-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.osmmui.msi.16.en-us.xml.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.FileSystem.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\PresentationUI.resources.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\FileSystemMetadata.xml.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.contrast-white_scale-140.png.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\[email protected]	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\7-Zip\Lang\ar.txt.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\7-Zip\Lang\uz-cyrl.txt.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ObjectModel.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\ReachFramework.resources.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\attach.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.SapBwProvider.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Serialization.Xml.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\PresentationUI.resources.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\PresentationUI.resources.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Java\jdk-1.8\bin\msvcp140.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Java\jdk-1.8\include\jvmti.h.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\PresentationCore.resources.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\UIAutomationProvider.resources.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\gu.pak.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\C2R64.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\mscss7fr.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PROOF\MSSP7ES.dub.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\UIAutomationProvider.resources.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\PresentationCore.resources.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Internet Explorer\iediagcmd.exe.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\ISO690.XSL.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.scale-180.png.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\7-Zip\7z.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.zh-cn.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Dynamic.Runtime.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\management\jmxremote.access.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\PresentationCore.resources.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\UIAutomationClient.resources.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\pkcs11cryptotoken.md.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\xerces.md.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Trial2-ul-oob.xrm-ms.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Java\jre-1.8\bin\w2k_lsa_auth.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_Grace-ul-oob.xrm-ms.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\GostTitle.XSL.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Windows.Forms.resources.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.Luna.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Microsoft.WindowsDesktop.App.runtimeconfig.json.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Java\jdk-1.8\legal\javafx\directshow.md.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019XC2RVL_KMS_ClientC2R-ppd.xrm-ms.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_Subscription-pl.xrm-ms.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Grace-ul-oob.xrm-ms.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019VL_KMS_Client_AE-ul.xrm-ms.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL026.XML.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\7-Zip\Lang\id.txt.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\hwrenUSlm.dat.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.contrast-white_scale-80.png.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_Retail-pl.xrm-ms.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.scale-180.png.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\7-Zip\Lang\sa.txt.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\v8_context_snapshot.bin.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp2-ul-oob.xrm-ms.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_OEM_Perp-pl.xrm-ms.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019VL_MAK_AE-pl.xrm-ms.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\CardViewIcon.png.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-stdio-l1-1-0.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\UIAutomationClientSideProviders.resources.dll.tmp	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.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	6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe

C:\Users\Admin\AppData\Local\Temp\6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe
"C:\Users\Admin\AppData\Local\Temp\6578b16d8626939a87c846f585f8f6718e6e19848f70b94d69a1a74670a6a1b6.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2664

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4264,i,4174666705242427184,7333705955694532165,262144 --variations-seed-version --mojo-platform-channel-handle=4508 /prefetch:8
1⤵
PID:224

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-1-5-21-2170637797-568393320-3232933035-1000\desktop.ini.tmp

Filesize
55KB

MD5
4bf84d8a4d7a13717bf3f0858b56bf4d

SHA1
06843383f22da6b0d8aac4fdaaf2343880ab92f2

SHA256
de961fb0ee8051f6f6d7d3772c6c62da5ee2fd8512363b916e08c2114eb25c3a

SHA512
362f152b3418386e3f286dc5e1bbaa2c1216d1bb097fbe43ab829efd030cf226a0fc351a59ec128ec0822b08df21017e58ba41d01345c9560bf373c9ddb3e88a

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

Filesize
167KB

MD5
59139bdf3bd4d1938aee7af9922f10a5

SHA1
f744db402a3dcbdf2e4417da06fd733b50627987

SHA256
639b183248d0f98c14609b59c7a6b3a5f337e836817b9be44907e44c5314d9e2

SHA512
9f3fa776f64d2e253f428327fcd267adc538d85a53419474769ac5f09b47967a6879069a5d75ec6eca4c61bd9ac2c9e81c4b0597de3870b7f54719c9c7743bbd

Download Submit
memory/2664-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2664-914-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download