89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a

Analysis

max time kernel
149s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
26-08-2024 00:14

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General

Target

89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
Size

52KB
MD5

33469b6b6257bea3be7cedb127abef1d
SHA1

3e2cea0f180c47f59fddcb0390254080e609821d
SHA256

89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a
SHA512

89cf5b795b5af40832f9e275d253400a62ffe5bff15b7bacfd33706590d67fb8be3d1548e4d0a5aff8e1b7d6b57edb3bfed20068518cbb001690a2a2878d1bdb
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9DQ4NQ4z:V7Zf/FAxTWoJJ7TVQ4NQ4z

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5193) 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/3196-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0009000000023419-2.dat	upx
behavioral2/files/0x000f000000022902-6.dat	upx
behavioral2/memory/3196-902-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-file-l1-2-0.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_OEM_Perp-ppd.xrm-ms.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\micaut.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Common Files\System\msadc\en-US\msdaprsr.dll.mui.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ComponentModel.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\UIAutomationClientSideProviders.resources.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\vcruntime140_cor3.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\System.Windows.Controls.Ribbon.resources.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Arial-Times New Roman.xml.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PSRCHKEY.DAT.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Common Files\System\msadc\adcvbs.inc.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\pl-PL\tipresx.dll.mui.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\UIAutomationTypes.resources.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\UIAutomationClientSideProviders.resources.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\UIAutomationTypes.resources.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\pkcs11wrapper.md.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentDemoR_BypassTrial180-ppd.xrm-ms.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Custom.propdesc.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main.xml.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessEntryR_PrepidBypass-ppd.xrm-ms.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019R_Retail-ul-phn.xrm-ms.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Office16\GFX.DLL.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogoSmall.contrast-black_scale-140.png.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Windows.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\coreclr.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\PresentationFramework.resources.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\cmm\LINEAR_RGB.pf.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.Tasks.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Intrinsics.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\fontconfig.bfc.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_OEM_Perp-pl.xrm-ms.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019MSDNR_Retail-pl.xrm-ms.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_SubTrial-ul-oob.xrm-ms.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\7-Zip\Lang\tk.txt.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Formats.Asn1.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.DispatchProxy.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Internet Explorer\sqmapi.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-interlocked-l1-1-0.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Java\jre-1.8\bin\msvcp140.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_Retail-pl.xrm-ms.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\WINWORD_COL.HXC.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\zh-CN\tipresx.dll.mui.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Office16\AUDIOSEARCHSAPIFE.DLL.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Forms.Primitives.resources.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\PresentationUI.resources.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\instrument.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\msvcp140_2.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Java\jre-1.8\bin\glass.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Java\jre-1.8\lib\fonts\LucidaTypewriterBold.ttf.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp6-ppd.xrm-ms.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_heb.xml.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Private.CoreLib.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Java\jre-1.8\bin\plugin2\msvcp140.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Java\jre-1.8\bin\vcruntime140.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\[email protected]	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Templates\1033\PersonalMonthlyBudget.xltx.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.TraceSource.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\clretwrc.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\UIAutomationClient.resources.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardR_Retail-ppd.xrm-ms.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\rtscom.dll.mui.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.AppContext.dll.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_pt_BR.properties.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_OEM_Perp-ul-oob.xrm-ms.tmp	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.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	89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe

C:\Users\Admin\AppData\Local\Temp\89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe
"C:\Users\Admin\AppData\Local\Temp\89f1d38a2ac2944368fb13c36a1d910ea5bb946f0106bba1af3c4d1731c5b99a.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3196

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-1-5-21-945322488-2060912225-3527527000-1000\desktop.ini.tmp

Filesize
53KB

MD5
f625ade2404f5d312ef053f61c968c26

SHA1
17752b897db4f29c69624962531a8bd259cfc264

SHA256
d9b0f9a9b30f9dc8afef421066fd7d40a6c7d9b409f6a19c47b8a126bf65bf72

SHA512
76f695babf2688f388af195ab9430e36f60442e56190360a2c23a81eddfc6ded9cd91472e59c29f224a5bce58f7d662da29110e5f0dd139929bb3fe09876c583

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

Filesize
151KB

MD5
66df5f21c1d973c3f2b1f9ff046e0504

SHA1
399f9a16a6641402c88a61940bc7c142f79ce93c

SHA256
47c746e792c9af1c0daaaafa9b063f55390650b04e7d539bec3874ac894d1f8b

SHA512
1c8f28f25fffd5fb981f357e687d90db5c39e516516159a933439ba86fb78e4f74350d53f68635fb47c6a7cc09fad54eb3aa36842bcb888a47814018d5fd2fed

Download Submit
memory/3196-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3196-902-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download