05d92dc6060c9bf249397900cea5de527b27a9b95f3209d5c75ed97494236b0b

Analysis

max time kernel
120s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/09/2024, 22:43

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

403f56d35696afe2104f6ec76ec36770N.exe
Size

61KB
MD5

403f56d35696afe2104f6ec76ec36770
SHA1

8215dd36b2605ea12217ef6ac6dcefd1c270d3f5
SHA256

05d92dc6060c9bf249397900cea5de527b27a9b95f3209d5c75ed97494236b0b
SHA512

a9d778a0d2184330451ea30ce47e6ba2fb163b3352e64696acbe2566dd596ab3404651baf43975f427f0bde74ef7970147f54f29539ee6c7faad867b522f9c6f
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9SBo7Bomu1u:V7Zf/FAxTWoJJ7TFuE

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4650) 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/5012-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000b0000000233dc-2.dat	upx
behavioral2/files/0x0014000000022936-6.dat	upx
behavioral2/memory/5012-870-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jre-1.8\bin\prism_sw.dll.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0018-0000-1000-0000000FF1CE.xml.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.PowerView.PowerView.x-none.msi.16.x-none.xml.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Trial-pl.xrm-ms.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\7-Zip\Lang\eu.txt.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\7-Zip\Lang\ko.txt.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\hu-HU\tipresx.dll.mui.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\Microsoft.VisualBasic.Forms.resources.dll.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\mshwLatin.dll.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_OEM_Perp-pl.xrm-ms.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019VL_MAK_AE-pl.xrm-ms.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_Retail-pl.xrm-ms.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\AugLoop\bundle.js.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Forms.resources.dll.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\UIAutomationClient.resources.dll.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\wsgen.exe.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\jfr\default.jfc.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_SubTest-pl.xrm-ms.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\th\msipc.dll.mui.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019DemoR_BypassTrial180-ppd.xrm-ms.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Thread.dll.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\System.Xaml.resources.dll.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-libraryloader-l1-1-0.dll.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Java\jre-1.8\bin\javafx_iio.dll.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.scale-80.png.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-black_scale-80.png.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\psfont.properties.ja.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessEntryR_PrepidBypass-ul-oob.xrm-ms.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessR_Grace-ul-oob.xrm-ms.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Data.OData.Query.NetFX35.dll.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\relaxngdatatype.md.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial2-ppd.xrm-ms.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_OEM_Perp-ul-phn.xrm-ms.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019MSDNR_Retail-ul-phn.xrm-ms.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Sort\TAG.XSL.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\FPA_f4\FA000000005.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.contrast-white_scale-140.png.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\7-Zip\Lang\fa.txt.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\en-US\TipTsf.dll.mui.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\es-ES\msinfo32.exe.mui.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-debug-l1-1-0.dll.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.DispatchProxy.dll.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\System.Windows.Controls.Ribbon.resources.dll.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\System.Web.Mvc.dll.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Retail-ul-oob.xrm-ms.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProVL_KMS_Client-ul-oob.xrm-ms.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\InstallerMainShell.tlb.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.contrast-black_scale-140.png.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\uk-UA\InputPersonalization.exe.mui.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\fr-FR\msinfo32.exe.mui.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.WebHeaderCollection.dll.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-string-l1-1-0.dll.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\el\msipc.dll.mui.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSOSPECTRE.DLL.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_PrepidBypass-ul-oob.xrm-ms.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.contrast-white_scale-180.png.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\7-Zip\Lang\sq.txt.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\insert\insertbase.xml.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\xalan.md.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses\c2rpridslicensefiles_auto.xml.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\System.Windows.Input.Manipulations.resources.dll.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\dotnet\ThirdPartyNotices.txt.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_ViewOnly_ZeroGrace-ul-oob.xrm-ms.tmp	403f56d35696afe2104f6ec76ec36770N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Excel.ReportingServices.QueryDesigners.Extensions.dll.tmp	403f56d35696afe2104f6ec76ec36770N.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	403f56d35696afe2104f6ec76ec36770N.exe

C:\Users\Admin\AppData\Local\Temp\403f56d35696afe2104f6ec76ec36770N.exe
"C:\Users\Admin\AppData\Local\Temp\403f56d35696afe2104f6ec76ec36770N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:5012

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-1-5-21-2412658365-3084825385-3340777666-1000\desktop.ini.tmp

Filesize
61KB

MD5
10749dde200d62bc0b868e0a30658506

SHA1
d5884fbdb303b319ef2724ace369391f66c35b3d

SHA256
2a41f15cb6dd8a94d3e989de691610fc247d21968f77346ad3ad667dc66d2313

SHA512
64b8e8b5411559c643e75192bd3910e2c382bbcecc96c44845c60ee36f57cce581b24e3cf036de4d616784ef71b021f381222134254ac7c3b24c554c85c8259d

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

Filesize
160KB

MD5
ca870108b515ae87dd167b26d1280443

SHA1
583fbd22d63cc90a75f51965d83cf3023852f402

SHA256
ac9ab37cb989e81abf002099f94ab1747c9003e2a883803844dc20a17d3a2eb3

SHA512
0593de85f721c8f5c9eee657d93b4680e68b3cc60bec009f3bc417a84700d992af59dfb7d91e3ec964f5364fad4e786037345d983148bdc57069abbc27cf4a41

Download Submit
memory/5012-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5012-870-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download