f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62d

Analysis

max time kernel
120s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 06:10

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General

Target

f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
Size

26KB
MD5

d68e7398b4ef9918125728b7276527f0
SHA1

a269851f45485d9320d5a315df09142c1a7f8bec
SHA256

f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62d
SHA512

0a8cbf883151c04c824a679ae1dff31ec64e68391b1774fc484e6b201d94c80a6856180a237be3e4f7458d097ae990ab848fb7030016221b1a4f4c4c189ecc0c
SSDEEP

768:kBT37CPKKdJJ1EXBwzEXBwdcMcI9AiOinN:CTW7JJ7TJ

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4664) 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/3548-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x000900000002347c-2.dat	upx
behavioral2/files/0x000400000002291b-6.dat	upx
behavioral2/memory/3548-977-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_MAK-ppd.xrm-ms.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_Trial-ul-oob.xrm-ms.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LivePersonaCard\images\default\linkedin_ghost_school.png.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.Algorithms.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\UIAutomationProvider.resources.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\ssv.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Retail-ul-phn.xrm-ms.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription4-ppd.xrm-ms.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.scale-100.png.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\ReachFramework.resources.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\System.Windows.Forms.resources.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Grace-ul-oob.xrm-ms.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\cmm\GRAY.pf.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\colorimaging.md.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Java\jre-1.8\lib\ext\sunmscapi.jar.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\blacklisted.certs.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0016-0000-1000-0000000FF1CE.xml.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Numerics.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\UIAutomationClient.resources.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Java\jdk-1.8\include\win32\jni_md.h.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_OEM_Perp-ul-phn.xrm-ms.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-errorhandling-l1-1-0.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\hijrah-config-umalqura.properties.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp-ul-oob.xrm-ms.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp5-pl.xrm-ms.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\VVIEWRES.DLL.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Intrinsics.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\WindowsFormsIntegration.resources.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\UIAutomationClientSideProviders.resources.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Common Files\System\Ole DB\msxactps.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019MSDNR_Retail-pl.xrm-ms.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Windows.Presentation.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\UIAutomationProvider.resources.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-utility-l1-1-0.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Common Files\System\en-US\wab32res.dll.mui.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.NameResolution.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\System.Windows.Input.Manipulations.resources.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\Alphabet.xml.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\host\fxr\8.0.2\hostfxr.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp5-ppd.xrm-ms.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\Content.xml.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Http.Json.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_zh_HK.properties.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Grace-ul-oob.xrm-ms.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.ru-ru.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Blue.xml.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProMSDNR_Retail-pl.xrm-ms.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.Emit.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\jcup.md.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_Grace-ppd.xrm-ms.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-private-l1-1-0.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\coreclr.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\System.Windows.Forms.Primitives.resources.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_it.properties.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription1-pl.xrm-ms.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_Subscription-ppd.xrm-ms.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\word2013bw.dotx.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.scale-140.png.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.uk-ua.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Forms.Design.resources.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\UIAutomationClient.resources.dll.tmp	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.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	f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe

C:\Users\Admin\AppData\Local\Temp\f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe
"C:\Users\Admin\AppData\Local\Temp\f7967644e36e4d045c5b464ae877bfda20e56954453aa172d72fbd16bd3dd62dN.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3548

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-1-5-21-1302416131-1437503476-2806442725-1000\desktop.ini.tmp

Filesize
26KB

MD5
c65e8605b6e0743a44004afe21bd0cf8

SHA1
5a31976ef1f8428ba73247bbee5ae57b103cfb2b

SHA256
c06d9fe5760c41afad49fa00361c527ada9ae89822d19ba38b9e7752431bd0e4

SHA512
63c3def406ac372a8bc6ceb6343dcf2c0e3f3f92a7fb0886c0d3df62980a18708a98b799e1cb27955761ec3ba58ad0d3906fddde3e2b6a0470e87fa9311cb1d1

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

Filesize
125KB

MD5
06a41a96e017a3a905e456a3c6b20086

SHA1
18cd10752e879fdc31b6ba40c2b6db93637b31b5

SHA256
782fd1cc21cfa534786cce37e3d40063953a44983d74a546488c016cb0dd9502

SHA512
71f06d6961aa90fd5d7cdc5dda29d63e20176969118b7a08d6794c941c0f244906eba932dd305f885dab45ad8a5d14dcaeb92ed56064fcee2ec886a561eed8f9

Download Submit
memory/3548-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3548-977-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download