78ddf7de50577f8cda89b50547307155eaad9460317902f268bb5fd9430980db

Analysis

max time kernel
120s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
26/07/2024, 12:35

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General

Target

0b611655749f67fe5a24022cca698ca0N.exe
Size

69KB
MD5

0b611655749f67fe5a24022cca698ca0
SHA1

165239286bcf61dc0c28c35810809ff8b62b8ff7
SHA256

78ddf7de50577f8cda89b50547307155eaad9460317902f268bb5fd9430980db
SHA512

7983209132b13a583a84b47364052c2730682e06864899232ee0804cb35f3de40a18946441560fa66b1c92dc1fa8e2d6a151d3d0fb5ec45133c0e5e6868cfa78
SSDEEP

1536:V7Zf/FAxTWoJJB7LD2I2IpnAMk5rggVe7pdPr:fny1tD33pxk5rggVe7p1r

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4138) 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/1336-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000a00000002345e-2.dat	upx
behavioral2/files/0x0014000000022905-6.dat	upx
behavioral2/memory/1336-1646-0x0000000000400000-0x000000000040B000-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.Runtime.InteropServices.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\UIAutomationClient.resources.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\Microsoft.VisualBasic.Forms.resources.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\npt.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\cldr.md.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessR_Retail-ul-oob.xrm-ms.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.XLS.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\java.exe.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\xjc.exe.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.CompilerServices.Unsafe.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\Microsoft.VisualBasic.Forms.resources.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\WindowsAccessBridge-64.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp6-ul-oob.xrm-ms.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Text.Json.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\verify.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\hostpolicy.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationCore.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\bg-BG\tipresx.dll.mui.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusE5R_Subscription-ul-oob.xrm-ms.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardR_Grace-ul-oob.xrm-ms.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ObjectModel.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\UIAutomationTypes.resources.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-string-l1-1-0.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Personal2019DemoR_BypassTrial180-ppd.xrm-ms.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_Trial-ppd.xrm-ms.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT_K_COL.HXK.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Data.Edm.NetFX35.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\System.Windows.Forms.resources.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\asm.md.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\invalid32x32.gif.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_Retail-ul-oob.xrm-ms.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\UIAutomationClientSideProviders.resources.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Security.Cryptography.Xml.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Java\jre-1.8\lib\accessibility.properties.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019R_Trial-pl.xrm-ms.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ComponentModel.Primitives.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.CompilerServices.Unsafe.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Compression.Native.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019DemoR_BypassTrial180-ppd.xrm-ms.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Private.DataContractSerialization.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\.version.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.VisualBasic.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\plugin.jar.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\System.Xaml.resources.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\UIAutomationClientSideProviders.resources.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusMSDNR_Retail-pl.xrm-ms.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Core.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\zip.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Grace-ul-oob.xrm-ms.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\7-Zip\Lang\uz.txt.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019MSDNR_Retail-ul-phn.xrm-ms.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Grace-ppd.xrm-ms.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\ext\sunjce_provider.jar.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_Grace-ppd.xrm-ms.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\offsymxl.ttf.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\System.Windows.Controls.Ribbon.resources.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Java\jre-1.8\legal\javafx\mesa3d.md.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp-ul-phn.xrm-ms.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework.Aero.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-localization-l1-2-0.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdVL_MAK-pl.xrm-ms.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordVL_KMS_Client-ul.xrm-ms.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\mscordaccore.dll.tmp	0b611655749f67fe5a24022cca698ca0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Configuration.dll.tmp	0b611655749f67fe5a24022cca698ca0N.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	0b611655749f67fe5a24022cca698ca0N.exe

C:\Users\Admin\AppData\Local\Temp\0b611655749f67fe5a24022cca698ca0N.exe
"C:\Users\Admin\AppData\Local\Temp\0b611655749f67fe5a24022cca698ca0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1336

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
70KB

MD5
bb4f42f92e861445b1cb3b9b9990f689

SHA1
113f94887573ddd529e4eaa5013084b2adb1d71b

SHA256
97389b1bda7f9e97f9de1d75aa3e123d17a1e16a4e9988bc25f0e24cfabc656c

SHA512
8a95be35843311f41902c1913850489c54edf1b418a64f021ff452527a0f75c39791eb2667fad5e8b7c4ef3b3791ea61809cafb986a9af52cfef43bcb4cda2ac

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

Filesize
169KB

MD5
c7d27887348ab168875fcc75aa02caee

SHA1
e6a8062158cf75a6050778d6de2b15639f860029

SHA256
7dfed93cdfa327fdfc7cc84d1408cbaef9c946c87a10b92a394eab4e8a9c0b21

SHA512
46c25e6d704c5286e057cfef2f02fb8086fa5ff86dade92318aa57088159fd04a119fd539e25a1aefb98e239d118f5cf709195f258a3088ce306e4558b4d198a

Download Submit
memory/1336-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1336-1646-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download