c3a4b5fe5b54c0d302b994abcd21767fbe3fb0b73628d3df1299f1d674d692ab

Analysis

max time kernel
120s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25/07/2024, 16:38

Sharing

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General

Target

e268ded34e67441f05017c2839a9a780N.exe
Size

84KB
MD5

e268ded34e67441f05017c2839a9a780
SHA1

6a0654732ae44b98293f5787c670eaa26cc83088
SHA256

c3a4b5fe5b54c0d302b994abcd21767fbe3fb0b73628d3df1299f1d674d692ab
SHA512

da431bee5478ffa0474f7b0c240786ce987abfd571aacfe8c60c6bd36943c1023374c2f7c8a25a47923b7d3cf73f9ada865e1473709052aa5f70b5446c9bd1a9
SSDEEP

1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8IZf2Xc3x/:fnyiQSo7Zf2Xyx/

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4205) 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/2892-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000900000002346d-2.dat	upx
behavioral2/files/0x0014000000022905-6.dat	upx
behavioral2/memory/2892-1734-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.Emit.Lightweight.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\System.Windows.Controls.Ribbon.resources.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Java\jre-1.8\lib\ext\sunjce_provider.jar.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019VL_MAK_AE-ppd.xrm-ms.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessPipcR_OEM_Perp-pl.xrm-ms.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\micaut.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\System.Windows.Controls.Ribbon.resources.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Grace-ul-oob.xrm-ms.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Serialization.Formatters.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\PresentationUI.resources.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.XmlDocument.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRLEX.DLL.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Arial.xml.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\UIAutomationClient.resources.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Retail-pl.xrm-ms.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-heap-l1-1-0.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Glossy.eftx.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Top Shadow.eftx.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Tw Cen MT-Rockwell.xml.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Java\jdk-1.8\lib\dt.jar.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\host\fxr\7.0.16\hostfxr.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\pkcs11cryptotoken.md.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_pt_BR.properties.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest4-ppd.xrm-ms.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Trial-ul-oob.xrm-ms.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdXC2RVL_KMS_ClientC2R-ppd.xrm-ms.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Common Files\System\Ole DB\it-IT\sqloledb.rll.mui.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Common Files\System\uk-UA\wab32res.dll.mui.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Drawing.Design.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\PresentationUI.resources.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription5-pl.xrm-ms.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdVL_MAK-pl.xrm-ms.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\7-Zip\Lang\pt.txt.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\7-Zip\Lang\af.txt.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\mshwLatin.dll.mui.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\sl-SI\tipresx.dll.mui.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail-ppd.xrm-ms.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_SubTrial-ppd.xrm-ms.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Retail-ppd.xrm-ms.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\7-Zip\7zFM.exe.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-time-l1-1-0.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\Microsoft.NETCore.App.runtimeconfig.json.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Collections.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\VisualElements\SmallLogoCanary.png.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\loc\AppXManifestLoc.16.en-us.xml.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\offsymb.ttf.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskpred.xml.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\c2rpridslicensefiles_auto.xml.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\Microsoft.VisualBasic.Forms.resources.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription1-ppd.xrm-ms.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\WindowsFormsIntegration.resources.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\System.Windows.Controls.Ribbon.resources.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\Microsoft.Win32.Registry.AccessControl.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\ext\sunjce_provider.jar.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial3-ppd.xrm-ms.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\7-Zip\Lang\bn.txt.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\Microsoft.VisualBasic.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\System.Xaml.resources.dll.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Inset.eftx.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_Trial-ppd.xrm-ms.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\Common Files\System\Ole DB\de-DE\sqlxmlx.rll.mui.tmp	e268ded34e67441f05017c2839a9a780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\UIAutomationClientSideProviders.resources.dll.tmp	e268ded34e67441f05017c2839a9a780N.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	e268ded34e67441f05017c2839a9a780N.exe

C:\Users\Admin\AppData\Local\Temp\e268ded34e67441f05017c2839a9a780N.exe
"C:\Users\Admin\AppData\Local\Temp\e268ded34e67441f05017c2839a9a780N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2892

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-1-5-21-2636447293-1148739154-93880854-1000\desktop.ini.tmp

Filesize
84KB

MD5
78e8391df87658b887dc8851d035dadf

SHA1
64b5ddd41114120717592e1c1630ad8e5d3af364

SHA256
082f495372f7ec690f219cba4514fe25826a5f03dc3a32dc8e66bed20f0409f0

SHA512
3ea52a245bcf7ead6483760df3f7f740aac64fdef8b1e6c893aee531c7dcbcc6ce418b0638df20696e376d1083f2c7d421b2761b6ab6bbea59fa8b9a0ad419b5

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

Filesize
183KB

MD5
e4f7444ac6e161f8645443481a46b3a3

SHA1
ac38b8f0c6a2446ba2766750f5a237461c53e4d9

SHA256
3a671199ade6252f772211ad0496bff73ee32a7af45c3d180c904be8bd4b4277

SHA512
ef380f23e70971c32d4d2a7047defc93d5b89a8d0b08dc4479261be3f300b0187338f17cacb366c8ea106ec1bd1bc8992e8dd306331c6e605655f28814e37b19

Download Submit
memory/2892-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2892-1734-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download