d8e2764e3158552947f60e2ed56deac74f2f79dc192273dfd76e1b9dcbee43eb

Analysis

max time kernel
120s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18/08/2024, 21:52

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General

Target

597833f5bef1b2e3335e165c2a4f3600N.exe
Size

87KB
MD5

597833f5bef1b2e3335e165c2a4f3600
SHA1

4e5230c141c9f97c0c6d671dc83c3e4c79f4cf83
SHA256

d8e2764e3158552947f60e2ed56deac74f2f79dc192273dfd76e1b9dcbee43eb
SHA512

475e539e9b1fc7ce3dccce3288671c16128c438d81f75fd12ece6deb2a9962b64b6f1c026826e69cd78e5625e07cc10e61e82c7e94bae898e72ce5f582294842
SSDEEP

1536:W7ZhA7pApMaxB4b0CYJ97lEVqNR7Yge+eTdsdYSWXB8:6e7WpMaxeb0CYJ97lEYNR73e+eBSWXB8

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4336) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\7-Zip\Lang\ba.txt.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.TypeExtensions.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\PresentationCore.resources.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\UIAutomationClientSideProviders.resources.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\fre\StartMenu_Win10.mp4.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00E1-0000-1000-0000000FF1CE.xml.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Smokey Glass.eftx.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.zh-tw.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_OEM_Perp-ppd.xrm-ms.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\officeinventoryagentfallback.xml.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Common Files\DESIGNER\MSADDNDR.OLB.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Common Files\System\Ole DB\sqlxmlx.rll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\PresentationFramework.resources.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\v8_context_snapshot.bin.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\colorimaging.md.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_Subscription-ul-oob.xrm-ms.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Design.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0016-0000-1000-0000000FF1CE.xml.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_SubTrial-ul-oob.xrm-ms.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_Retail-ppd.xrm-ms.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019VL_MAK_AE-ul-phn.xrm-ms.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\joni.md.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_Retail-ul-oob.xrm-ms.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-convert-l1-1-0.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\UIAutomationTypes.resources.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-processthreads-l1-1-1.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Java\jre-1.8\bin\java-rmi.exe.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\offsymsl.ttf.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.sk-sk.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\clretwrc.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\System.Windows.Forms.resources.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Retail-ul-phn.xrm-ms.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Common Files\System\msadc\it-IT\msaddsr.dll.mui.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ComponentModel.Annotations.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\System.Windows.Input.Manipulations.resources.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_OEM_Perp-pl.xrm-ms.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_OEM_Perp-pl.xrm-ms.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019R_Trial-pl.xrm-ms.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ORGCHART.CHM.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVIsvVirtualization.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.CompilerServices.Unsafe.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\UIAutomationClient.resources.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\7-Zip\Lang\vi.txt.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\System.Windows.Forms.Primitives.resources.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\SLINTL.DLL.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\PresentationUI.resources.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\casual.dotx.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-synch-l1-2-0.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\System.Xaml.resources.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\UIAutomationTypes.resources.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Java\jre-1.8\bin\jli.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Grace-ul-oob.xrm-ms.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\mashupcompression.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fr-FR\InputPersonalization.exe.mui.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Xml.Linq.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\System.Windows.Forms.resources.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\Microsoft.VisualBasic.Forms.resources.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-processenvironment-l1-1-0.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Times New Roman-Arial.xml.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\Microsoft.VisualBasic.Forms.resources.dll.tmp	597833f5bef1b2e3335e165c2a4f3600N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\WidevineCdm\LICENSE.tmp	597833f5bef1b2e3335e165c2a4f3600N.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	597833f5bef1b2e3335e165c2a4f3600N.exe

C:\Users\Admin\AppData\Local\Temp\597833f5bef1b2e3335e165c2a4f3600N.exe
"C:\Users\Admin\AppData\Local\Temp\597833f5bef1b2e3335e165c2a4f3600N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:932

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=3852,i,15436195446242760253,4000484513008731869,262144 --variations-seed-version --mojo-platform-channel-handle=4244 /prefetch:8
1⤵
PID:5072

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

Filesize
87KB

MD5
7c98768109ddd5eb762e77d0ee91c24a

SHA1
734251b2fa6b0eaac256e5f1728f5ea4d2429e4d

SHA256
36c4b21487ff88f9bf0206af8a3df0171872c27b76d2630b4d823e1e22398868

SHA512
a5769e78a172549e9557cfc28f0cf3fb83c61ba930c0f2f0a97b4e8c0701228ccf93f9e897201820729c2cff8ef8b62caf0b5c60257864255c7927ce8ae99ee4

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

Filesize
199KB

MD5
bd6fd56be9b0358c7310dcd110c1851a

SHA1
1a1dbaf035c4baa89d2b30c3d6fff19bb25b0fe9

SHA256
26c25a1f87abcd5742b7000ef501268266d0fe8c362b0abb710f919cf1252eb4

SHA512
1c9a42363b43208dd98618da5629557c5f8c3016ff43bcb705dfd2f409c78d5c5ce153d29067ee465adfa7460d6a86a1882a01078b21109d389c0299a2c61ec3

Download Submit