e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12/09/2024, 02:44

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General

Target

e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
Size

102KB
MD5

5e2082ecee0731d699afb1e60464167c
SHA1

5f2f97bb12565979173b8448da21ec47b7d25bca
SHA256

e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876
SHA512

9af6b5366e597c583dc0051c45e8c9f3e1be2e3473a0f7c5749310313e6f0c4c44c2f0aec379c32e453c45b486e6b5ca641a2473ce2237c074e270ba54d3a960
SSDEEP

1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8asUsJOLKc/xJtLJtTGdd:fnyiQSohsUsUKb

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4869) 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/4780-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0009000000023453-2.dat	upx
behavioral2/files/0x00080000000234b0-6.dat	upx
behavioral2/memory/4780-864-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\hostpolicy.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Java\jdk-1.8\bin\wsgen.exe.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.PowerBI.AdomdClient.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART10.BDR.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Violet.xml.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\VVIEWRES.DLL.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Office16\NPSPWRAP.DLL.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\j2pkcs11.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\jsse.jar.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Violet II.xml.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Arial.xml.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\ThirdPartyNotices.txt.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\optimization_guide_internal.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_ja.properties.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalPipcR_OEM_Perp-pl.xrm-ms.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSOSTYLE.DLL.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Common Files\System\ado\msado15.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Common Files\System\Ole DB\oledb32.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.UnmanagedMemoryStream.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Text.Encoding.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-private-l1-1-0.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest5-ul-oob.xrm-ms.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Serialization.Json.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.Encoding.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\clrgc.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Java\jdk-1.8\bin\policytool.exe.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\java.security.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PROOF\LTSHYPH_EN.LEX.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PROOF\MSSP7EN.dub.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-utility-l1-1-0.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\Microsoft.Office.Tools.Common.v4.0.Utilities.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\Microsoft.Office.Tools.Excel.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework.Aero2.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jp2ssv.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\Invite or Link.one.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\SkypeForBusinessVDI2019_eula.txt.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProVL_MAK-ul-phn.xrm-ms.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\UIAutomationProvider.resources.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\System.Windows.Input.Manipulations.resources.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\tzdb.dat.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Java\jdk-1.8\legal\javafx\public_suffix.md.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Java\jre-1.8\lib\ext\sunpkcs11.jar.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp2-pl.xrm-ms.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019DemoR_BypassTrial180-ppd.xrm-ms.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdVL_MAK-ul-phn.xrm-ms.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\7-Zip\Lang\kk.txt.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\tiptsf.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\System.Windows.Forms.resources.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019VL_MAK_AE-ul-oob.xrm-ms.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Forms.Design.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Presentation.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019DemoR_BypassTrial180-ppd.xrm-ms.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019VL_MAK_AE-pl.xrm-ms.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\PresentationUI.resources.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\WindowsFormsIntegration.resources.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\UIAutomationTypes.resources.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\mesa3d.md.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-synch-l1-2-0.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\System.Windows.Forms.resources.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\UIAutomationClientSideProviders.resources.dll.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\jopt-simple.md.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_SubTest-ppd.xrm-ms.tmp	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.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	e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe

C:\Users\Admin\AppData\Local\Temp\e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe
"C:\Users\Admin\AppData\Local\Temp\e62d69b34c5ee5b49c8443c43f7761f78b727cf2be1472dfd921a17f59106876.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4780

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-1-5-21-2392887640-1187051047-2909758433-1000\desktop.ini.tmp

Filesize
102KB

MD5
117a0a592bd5b9939c4fe34fa9984c2f

SHA1
acdd026db27ef89f89700b8f7ec33b85bdb42791

SHA256
bdd38cc8d05084266350cf40fd855c6fd58fa3063c48aa815857195e74607562

SHA512
d79e338eb66e0790358bb5beac32ec9cc82b58bee7f239350e4bcb2075d649531a7e50f1d6968fe15965eeed867524057be96cc0a6cb1650c643842842348cfe

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

Filesize
201KB

MD5
f28c43f18a0bcf1f74ae6f01b252c50d

SHA1
037c5359a4920d05c136f525482e5daca3c8ede7

SHA256
38b8e8ec8a8f0efa532b61de65e67f7c0067e43f2ec9660a7fb38a2f7ad88812

SHA512
e4451589d5906b31be35c2736639b24c9cd36c82a5f7b8df47257498005ae10cfd36e4546312dae67d9dc9ab65599b3f3180d41c3bd45324891a039501e3e892

Download Submit
memory/4780-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4780-864-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download