9ec7512be9f166807918b9d2744a78398511abca4d6d8243b7ff4ad7a4b1c1ee

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
05/08/2024, 21:24

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General

Target

0b05570faa9cb9d8923bae08953d7ca0N.exe
Size

126KB
MD5

0b05570faa9cb9d8923bae08953d7ca0
SHA1

6eee2df0592690e23460a9b59c5756d19e83a4ec
SHA256

9ec7512be9f166807918b9d2744a78398511abca4d6d8243b7ff4ad7a4b1c1ee
SHA512

15d9190aa401c01e09eb3373218dc0cd5b03b7c53742f49c25120f862372f9635a205b5420cb50a9aca4e19522f4f6442b3071bac70ae3e41b1abbd87ea5c5ce
SSDEEP

1536:67Zf/FAlsM1++PJHJXFAIuZAIuekc9zBfA1OjBWgOI3uicwa+shcBEN2iqxtdSCi:+nymCAIuZAIuYSMjoqtMHfhfz

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4323) 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/512-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000c00000002347e-2.dat	upx
behavioral2/files/0x0014000000022912-6.dat	upx
behavioral2/memory/512-1766-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_Grace-ul-oob.xrm-ms.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power Map Excel Add-in\EXCELPLUGINDATAPROVIDER.DLL.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.id-id.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\mshwgst.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\sspi_bridge.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\zip.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019R_Trial-ul-oob.xrm-ms.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\jjs.exe.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\klist.exe.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\pkcs11wrapper.md.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-interlocked-l1-1-0.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\server\classes.jsa.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\Office16\OSPP.HTM.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Collections.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Text.Encoding.Extensions.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Drawing.Design.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Trial2-pl.xrm-ms.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.XLS.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\7-Zip\Lang\ms.txt.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-multibyte-l1-1-0.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\7-Zip\Lang\uz-cyrl.txt.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0018-0000-1000-0000000FF1CE.xml.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\System.Windows.Forms.resources.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\WindowsFormsIntegration.resources.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Calibri.xml.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp-pl.xrm-ms.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardMSDNR_Retail-pl.xrm-ms.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-file-l2-1-0.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\ShapeCollector.exe.mui.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Glow Edge.eftx.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.XmlDocument.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-multibyte-l1-1-0.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteVL_KMS_Client-ul.xrm-ms.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_OEM_Perp-ul-phn.xrm-ms.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\WindowsBase.resources.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\System.Xaml.resources.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-localization-l1-2-0.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Tasks.Dataflow.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Xml.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Trial-ppd.xrm-ms.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\tzmappings.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019DemoR_BypassTrial180-ppd.xrm-ms.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\MSOSEC.DLL.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_SubTrial-ul-oob.xrm-ms.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Gallery.thmx.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.SapBwProvider.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\UIAutomationTypes.resources.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Java\jre-1.8\lib\management\snmp.acl.template.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Shims.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\sqmapi_x64.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\UIAutomationClient.resources.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-core-processthreads-l1-1-1.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00A1-0409-1000-0000000FF1CE.xml.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ServiceProcess.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-process-l1-1-0.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\dotnet.exe.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Private.Xml.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\PresentationFramework.resources.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework-SystemXml.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\HideAssert.mpeg.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019R_Retail-ul-oob.xrm-ms.tmp	0b05570faa9cb9d8923bae08953d7ca0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.ja-jp.dll.tmp	0b05570faa9cb9d8923bae08953d7ca0N.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	0b05570faa9cb9d8923bae08953d7ca0N.exe

C:\Users\Admin\AppData\Local\Temp\0b05570faa9cb9d8923bae08953d7ca0N.exe
"C:\Users\Admin\AppData\Local\Temp\0b05570faa9cb9d8923bae08953d7ca0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:512

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-1-5-21-786284298-625481688-3210388970-1000\desktop.ini.tmp

Filesize
126KB

MD5
da7b707baa9b4528723a3a962cde1c77

SHA1
fed3e56fd777015a4d5240a07eee06bba4de8e71

SHA256
7acbe4e3505af872b837d89a08c09ab0ebdab4ce73d1d9a5ec089a9ebef9e10f

SHA512
d54244a0233637751b7b339de771c2f0c5d922caeeacaff5f8d0cbaef2eede7c502de8e739be6ede0bd4ca16e413bc6c5443fe145f449b80d0f5440d7b4ee9e7

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

Filesize
225KB

MD5
f95a182e332a65bcd97d63db86bf0a14

SHA1
4ebc060f3245de5117af40ca81aa80dec2467fa4

SHA256
46d8e5de969bf0de13f13be6625cfdc46fc2d6d3d02a1b80f79e1d1541cc5bd2

SHA512
5826b372612a432f47224a0466ebfd656ac950e9c9e2930641d30c4b0534156113fcc7627814e44392890aa45f4ddef1a8346d4d295208ed935f52373f211039

Download Submit
memory/512-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/512-1766-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download