e0603f85d8a2b689abd0e55447cf67c65bbfff22abbdfa9b21f2f0fb9745028c

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, 10:45

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General

Target

37483a26ecf4b8bce974aee9fc39bd80N.exe
Size

36KB
MD5

37483a26ecf4b8bce974aee9fc39bd80
SHA1

974172d0776c6bda1ebce58fddebbb24e251aae8
SHA256

e0603f85d8a2b689abd0e55447cf67c65bbfff22abbdfa9b21f2f0fb9745028c
SHA512

72654ec8784e1e46349e8800468b7b72b734717d1b9d16eddd6e58b769f47972baf3f9724993d7127dc738ec70a3d95ab261ac4350b3b3d9d0fff2df75e48bc9
SSDEEP

192:tACUADIY0Br5xjL/nznlAgAQmP1oynLb22vtI0zWXPXUXHz9g5JHz9g5WD3D6:GBt7Br5xjL7lAgA71Fbhvt3bu5c5cT6

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4647) 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\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\System.Windows.Forms.Primitives.resources.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-conio-l1-1-0.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_OEM_Perp-ppd.xrm-ms.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\cs.pak.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\giflib.md.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\netstandard.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\PresentationUI.resources.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\System.Windows.Forms.Primitives.resources.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Java\jre-1.8\lib\ext\sunmscapi.jar.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Trial-ul-oob.xrm-ms.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Data.ConnectionUI.Dialog.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-conio-l1-1-0.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalDemoR_BypassTrial180-ul-oob.xrm-ms.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ClientSub_eula.txt.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\7-Zip\Lang\ko.txt.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\en-US\TipTsf.dll.mui.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msadcor.dll.mui.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019VL_MAK_AE-ppd.xrm-ms.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\WINWORD_COL.HXC.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\TipRes.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.OData.Core.NetFX35.V7.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\CSS7DATA0009.DLL.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\mscss7es.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\WindowsAccessBridge-64.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\linesstylish.dotx.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.OleDbProvider.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\IGX.DLL.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ServiceModel.Web.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Java\jre-1.8\bin\jsoundds.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-002C-0409-1000-0000000FF1CE.xml.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Grace-ppd.xrm-ms.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdXC2RVL_KMS_ClientC2R-ppd.xrm-ms.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.WebProxy.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\cryptix.md.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusDemoR_BypassTrial365-ppd.xrm-ms.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.scale-140.png.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Common Files\System\msadc\msadco.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Cryptography.Primitives.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\management\jmxremote.access.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019VL_MAK_AE-ul-oob.xrm-ms.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProVL_KMS_Client-ppd.xrm-ms.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_Subscription-ppd.xrm-ms.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipshrv.xml.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\DisableSave.png.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\ReachFramework.resources.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\System.Windows.Forms.resources.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\thaidict.md.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Java\jre-1.8\bin\sspi_bridge.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Retail-ul-phn.xrm-ms.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\es\msipc.dll.mui.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Common Files\System\Ole DB\es-ES\sqloledb.rll.mui.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Data.Common.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\WindowsFormsIntegration.resources.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\currency.data.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_OEM_Perp-ul-oob.xrm-ms.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_Subscription-pl.xrm-ms.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\SubsystemController.man.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Retail-pl.xrm-ms.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019DemoR_BypassTrial180-ppd.xrm-ms.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_KMS_Client-ul.xrm-ms.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\Common Files\System\ja-JP\wab32res.dll.mui.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Collections.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\PresentationCore.resources.dll.tmp	37483a26ecf4b8bce974aee9fc39bd80N.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	37483a26ecf4b8bce974aee9fc39bd80N.exe

C:\Users\Admin\AppData\Local\Temp\37483a26ecf4b8bce974aee9fc39bd80N.exe
"C:\Users\Admin\AppData\Local\Temp\37483a26ecf4b8bce974aee9fc39bd80N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1732

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=3364,i,8293235976513689021,7261015831736501466,262144 --variations-seed-version --mojo-platform-channel-handle=4112 /prefetch:8
1⤵
PID:4824

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
36KB

MD5
e5fbd03bb4e36c4e0b44f7084f27ca59

SHA1
9e3bf39f82bf97da06036ef7fbbc70543ea76c9c

SHA256
d3b33ac253f96abcb8d4dc1889b4101d1ddea90b4cfbb415858e63da6e33515c

SHA512
865aea4a265679a998088d025c03ee3ce3d458f6e6bdc53c4ad024d1d196bc0e2c9fb654b51ca47cd2e58f37f2e6aa3b66b1ff25f84b55a9935dcf567fbb0a72

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

Filesize
149KB

MD5
e2532649604dc5ba11c8b742c139efc8

SHA1
a3ae3d50ef41b3e6ef90756062eb3298e6829412

SHA256
03c480d910d6d05de2c44a80eb438b516eb128fa67181ab609697509db2e7671

SHA512
30b71266fc867f34831f307932040375a27a63190cb4e1001c00ea7b51fd5f3b4b95743dbf2421403c73b7d857d87326e6e0a7ebf6cfe24e2008e448555f7ab2

Download Submit