6096e1efc36a7973d1ee658003a699961d33d7d15be8a13c8eba6d17dd5f7883

Analysis

max time kernel
120s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03/09/2024, 00:42

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General

Target

7af06e85bb0953820430eedf412cb800N.exe
Size

55KB
MD5

7af06e85bb0953820430eedf412cb800
SHA1

5525190b69545d7336f05c4db409412f6aa94ef0
SHA256

6096e1efc36a7973d1ee658003a699961d33d7d15be8a13c8eba6d17dd5f7883
SHA512

cd70a0b0923bbe13b763a3718a62566438d942cd9798ea48602d7245347d0af2a596af37b9b4be762dbf27acea3a7243a389f5316fbebbe2b2b764db015b33a3
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI97LjLNLjL2ol9OiJfol9r:V7Zf/FAxTWoJJ7T1vJv/GbjN

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4652) 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/764-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0009000000023457-2.dat	upx
behavioral2/files/0x0004000000022922-6.dat	upx
behavioral2/memory/764-932-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\UIAutomationClient.resources.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-console-l1-1-0.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_OEM_Perp-pl.xrm-ms.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-private-l1-1-0.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.InteropServices.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-console-l1-1-0.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\Microsoft.ReportingServices.Authorization.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\Microsoft.Ink.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jhat.exe.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_Trial-ppd.xrm-ms.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\word2013bw.dotx.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.Primitives.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019XC2RVL_KMS_ClientC2R-ppd.xrm-ms.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019VL_KMS_Client_AE-ul.xrm-ms.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.contrast-white_scale-100.png.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\uk-UA\msinfo32.exe.mui.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\UIAutomationClientSideProviders.resources.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\Microsoft.VisualBasic.Forms.resources.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\server\Xusage.txt.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\sspi_bridge.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Ion Boardroom.thmx.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription1-ppd.xrm-ms.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\sr-Cyrl-BA\msipc.dll.mui.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Serialization.Primitives.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\Microsoft.VisualBasic.Forms.resources.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest3-ppd.xrm-ms.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Data.Recommendation.Client.Picasso.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\java.exe.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Java\jre-1.8\bin\jli.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\offsymk.ttf.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\en-GB.pak.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\rmid.exe.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019DemoR_BypassTrial180-ul-oob.xrm-ms.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\basicelegant.dotx.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\mscordaccore_amd64_amd64_7.0.1624.6629.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jmap.exe.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-console-l1-1-0.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019MSDNR_Retail-ul-oob.xrm-ms.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskclearui.xml.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdXC2RVL_MAKC2R-ppd.xrm-ms.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.ReportingServices.ReportDesign.Forms.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\7-Zip\Lang\de.txt.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\7-Zip\Lang\nn.txt.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Common Files\System\ado\msadomd.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\PresentationFramework.resources.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\System.Windows.Forms.Design.resources.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\orbd.exe.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-synch-l1-2-0.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00C1-0000-1000-0000000FF1CE.xml.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.officemuiset.msi.16.en-us.xml.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_Retail-ul-phn.xrm-ms.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART7.BDR.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MEDIA\CASHREG.WAV.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\UIAutomationTypes.resources.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\UIAutomationClient.resources.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Internet Explorer\de-DE\ieinstal.exe.mui.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.powerpointmui.msi.16.en-us.xml.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Console.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\psfontj2d.properties.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\FPA_w1\WA104381125.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.Compression.Brotli.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\UIAutomationProvider.resources.dll.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardR_Retail-ul-oob.xrm-ms.tmp	7af06e85bb0953820430eedf412cb800N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\EventSource.dll.tmp	7af06e85bb0953820430eedf412cb800N.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	7af06e85bb0953820430eedf412cb800N.exe

C:\Users\Admin\AppData\Local\Temp\7af06e85bb0953820430eedf412cb800N.exe
"C:\Users\Admin\AppData\Local\Temp\7af06e85bb0953820430eedf412cb800N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:764

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
55KB

MD5
ecc430c1dcd7a880fe94e4fd82d653b5

SHA1
cb3575ec9d257cfb8d3e16a10f15aa7c4786af9f

SHA256
30ed7ba7c8cd34c64f6f9ba2b13096202a07efa1eeb3f0abc4d43747d7f5ba27

SHA512
4c2b09ac1f21b890f692e7b652ae2a3f999b9697910e5f20784a955ec8c92abb177cee141535aae5757c7f6a389c50c7d5bf42c9f8b1677aa6a094a8bdb5f236

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

Filesize
154KB

MD5
7d526c20211529b7e4765158ed305160

SHA1
2b1445f1d2b5f41f2d2a29d1d3a4a806c910fc96

SHA256
8d38dddc8a3b9d151ad43b14058c375d849aa63922ab79eaf521887b9a9d613b

SHA512
56763f8807e8420d4996c03e964bb1f9143094be465ad727fa8503cf7f072843e78d6f8b1aa3350caf8caa0edb4e343c23912d53bd60102bee9e0f974f7c3bab

Download Submit
memory/764-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/764-932-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download