2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270

Analysis

max time kernel
149s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09-08-2024 20:01

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General

Target

2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
Size

45KB
MD5

93958f6371dec5583dd2b15feb9b3a45
SHA1

18c47bae7bd2349e857eeb84e30c14f7bf0c9447
SHA256

2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270
SHA512

d2b0b494b417512c453882ea421e4be6ea7b049b7f8fb513f170ebb6620512a8d1778941b6d40c17e7a0a18a6b0b9524c9c2a0e9d6d65c8234ef9eb5663942b5
SSDEEP

768:W7BlpppARFbhjbhg42LcfpR42LcfproFNFjqAJLOqAJLLeUe9:W7ZppApBULcfpHLcfpyDyeUe9

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (5191) 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\dotnet.exe.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\PresentationCore.resources.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\fi.pak.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Java\jre-1.8\bin\prism_common.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordVL_KMS_Client-ppd.xrm-ms.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ClientVolumeLicense2019_eula.txt.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\TabTip.exe.mui.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.AccessControl.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\System.Windows.Input.Manipulations.resources.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Java\jre-1.8\lib\cmm\LINEAR_RGB.pf.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Configuration\ssn_high_group_info.txt.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Linq.Queryable.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\SmallLogo.png.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Internet Explorer\de-DE\iexplore.exe.mui.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusE5R_Subscription-ul-oob.xrm-ms.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp2-ul-oob.xrm-ms.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Private.Xml.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_KMS_Client-ul-oob.xrm-ms.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp4-ppd.xrm-ms.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription4-ul-oob.xrm-ms.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\MSOUC_COL.HXT.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Templates\1033\BloodPressureTracker.xltx.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\basicelegant.dotx.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Globalization.Extensions.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\vcruntime140_cor3.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\System.Xaml.resources.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\ext\access-bridge-64.jar.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Java\jdk-1.8\lib\javafx-mx.jar.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription4-pl.xrm-ms.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp3-ul-oob.xrm-ms.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\System.Windows.Input.Manipulations.resources.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_Grace-ppd.xrm-ms.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-core-localization-l1-2-0.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\Microsoft.VisualBasic.Forms.resources.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\System.Windows.Forms.Primitives.resources.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-handle-l1-1-0.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_OEM_Perp-ul-oob.xrm-ms.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Retail-ul-oob.xrm-ms.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_Retail-pl.xrm-ms.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\InputPersonalization.exe.mui.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Controls.Ribbon.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jsound.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Personal2019DemoR_BypassTrial180-ul-oob.xrm-ms.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019VL_MAK_AE-pl.xrm-ms.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\7-Zip\Lang\en.ttt.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\tiptsf.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_Subscription-ul-oob.xrm-ms.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\bwclassic.dotx.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\GB.XSL.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSO.FRAMEPROTOCOLWIN32.DLL.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\WindowsBase.resources.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\policy\limited\local_policy.jar.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProMSDNR_Retail-ppd.xrm-ms.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\SLINTL.DLL.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN075.XML.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN109.XML.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000049\index.win32.bundle.map.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\7-Zip\Lang\sa.txt.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\vcruntime140.dll.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\en-US\tabskb.dll.mui.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_jpn.xml.tmp	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.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	2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe

C:\Users\Admin\AppData\Local\Temp\2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe
"C:\Users\Admin\AppData\Local\Temp\2f8956cfa071807c3d718cd3c47aa688af600543995446b59c1b77b31a0e4270.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1408

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-1-5-21-355097885-2402257403-2971294179-1000\desktop.ini.tmp

Filesize
45KB

MD5
ee79cb3a1d8965a3871f8cd577260621

SHA1
4b1f691add3c8d59a0456072227789916112db1a

SHA256
ad07117e5ce091c283790eee64c85347f92f910066be6985432439218b1aa513

SHA512
0aeeb5ce35004e1a1f969584818372c869d746edcc54ec2441fc949dfdc527fe6810fe0ca4c0c6f892d1a11dcb6c94f7dffaae745e5457204b93803333e5f495

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

Filesize
144KB

MD5
419419c7868411eb2b172b1929f9d0be

SHA1
eec30d659848c6604e39a62450557b7416ca087f

SHA256
1ca2c1500d49e083bdc7acbc1b515ec9fa8531ba16df95442a6899b9015703fd

SHA512
777c228da2456908731cc9bf1e943f27ad4f647cfb2b011f108a42f0ce7fc3625cfd50b906c649383d7945b47e622aa456a009eedead1740476b567f2265c396

Download Submit