14a7add8552962923dd6c36579978aef3d0e5c4888a9c9e4c9bf53ea68330e42

Analysis

max time kernel
120s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07/09/2024, 06:59

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General

Target

6318ae5ee2ac7dd733363fed5e064b40N.exe
Size

72KB
MD5

6318ae5ee2ac7dd733363fed5e064b40
SHA1

80e5d294e9665abb14a92ebb9b3d5dfc34a86e46
SHA256

14a7add8552962923dd6c36579978aef3d0e5c4888a9c9e4c9bf53ea68330e42
SHA512

c6f7f1279e0df7b0f21102c256733a01b031b7427bdd5b6948fcdee83ca9b0e703fb65d5065b7089f2d39f03070e0f3e4ce24f80c6acea50beb8e71f84ff3de7
SSDEEP

1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q86:fnyiQSod

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4620) 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/4136-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0009000000023453-2.dat	upx
behavioral2/files/0x00040000000228f4-6.dat	upx
behavioral2/memory/4136-862-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_Subscription-ul-oob.xrm-ms.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\SharedPerformance.man.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Dynamic.Runtime.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Internet Explorer\en-US\iexplore.exe.mui.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-multibyte-l1-1-0.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\amd64\jvm.cfg.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\jpeg.md.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointVL_KMS_Client-ul.xrm-ms.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\System.Windows.Forms.resources.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\UIAutomationClientSideProviders.resources.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProXC2RVL_KMS_ClientC2R-ul-oob.xrm-ms.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Common Files\microsoft shared\VSTO\vstoee.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\UIAutomationClient.resources.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\verify.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019DemoR_BypassTrial180-ul-oob.xrm-ms.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSOSB.DLL.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\7-Zip\Lang\be.txt.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\clrjit.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\idlj.exe.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Smokey Glass.eftx.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessRuntimeR_PrepidBypass-ul-oob.xrm-ms.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_Trial-ul-oob.xrm-ms.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019DemoR_BypassTrial180-ul-oob.xrm-ms.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Common Files\System\Ole DB\fr-FR\msdasqlr.dll.mui.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\System.Windows.Input.Manipulations.resources.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\VisualElements\LogoBeta.png.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-time-l1-1-0.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\win32_MoveDrop32x32.gif.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Quic.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial5-pl.xrm-ms.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-conio-l1-1-0.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.Win32.Primitives.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp4-ppd.xrm-ms.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\System.Windows.Forms.Primitives.resources.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Java\jdk-1.8\release.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_Subscription-ul-oob.xrm-ms.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_OEM_Perp-ul-phn.xrm-ms.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Http.Json.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProVL_MAK-ul-phn.xrm-ms.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\System.Windows.Forms.resources.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\PresentationCore.resources.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\UIAutomationTypes.resources.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\jfr.jar.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsel.xml.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Candara.xml.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.lt-lt.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\fonts\LucidaBrightItalic.ttf.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Yellow Orange.xml.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial4-ppd.xrm-ms.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\System.Windows.Forms.Primitives.resources.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_MAK-ul-oob.xrm-ms.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRINTL32.DLL.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\InputPersonalization.exe.mui.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\WindowsBase.resources.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_OEM_Perp-ppd.xrm-ms.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\msotdintl.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\UIAutomationTypes.resources.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\7-Zip\Lang\kaa.txt.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-heap-l1-1-0.dll.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Century Gothic.xml.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProMSDNR_Retail-pl.xrm-ms.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProVL_KMS_Client-ul-oob.xrm-ms.tmp	6318ae5ee2ac7dd733363fed5e064b40N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\MSQRY32.CHM.tmp	6318ae5ee2ac7dd733363fed5e064b40N.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	6318ae5ee2ac7dd733363fed5e064b40N.exe

C:\Users\Admin\AppData\Local\Temp\6318ae5ee2ac7dd733363fed5e064b40N.exe
"C:\Users\Admin\AppData\Local\Temp\6318ae5ee2ac7dd733363fed5e064b40N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4136

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
72KB

MD5
01a1db12ca87794b8e39c4a28c7775f9

SHA1
d6c40d55dd19ee9d674d2189612e989c92df0524

SHA256
d79660255e861d454d1198bc3db7735d70168ede8addd75ed8c4e9a4fe2bdf71

SHA512
a658c5f0377f9ad7fa9635d9eb09c22a638c580ee9678994522a03b3c4a75cde754930e043c522692800732effb7d7fbf2aa37ff03e74239b60badb89d52d0c3

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

Filesize
171KB

MD5
8c76ce5599a755adcb1ebd9940710ddf

SHA1
035418536519e7b31afe4f1c2d1643e47bc39655

SHA256
f4f9b7883911bba5cc0dacd5f654dfc249f6a190a8b3102fed69f359828f247e

SHA512
0e8e5d718a3ab747ca7f5f2e87fdbf3487e347c195e54ad713065912984723b5ee569494f74c6aec7c7483ffa659d783adcef90d6e72833d272bb75d9fdb9509

Download Submit
memory/4136-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4136-862-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download