a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7

Analysis

max time kernel
150s
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 05:26

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General

Target

a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
Size

85KB
MD5

f57bfb8f8827d31aea7741edfc5f7280
SHA1

0b13b8d793ede90f48ce88aaeecddbf3eaf20f2d
SHA256

a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7
SHA512

806ac80590361fe33bed36ff23d85e5dc9a15bd110f6a9756c7d193923eab49cc8bd99b3e6f71189b3bba0de7da4d17d670f87d22b1b98fbbff3111937b3862b
SSDEEP

1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zxY5gVer:fnyiQSox5/r

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5053) 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/3520-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0009000000023423-2.dat	upx
behavioral2/files/0x00040000000228de-6.dat	upx
behavioral2/memory/3520-868-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.CodeDom.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\PresentationUI.resources.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\cldr.md.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordVL_KMS_Client-ul.xrm-ms.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Compression.Native.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\PresentationCore.resources.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription4-ppd.xrm-ms.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\WindowsFormsIntegration.resources.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_Retail-ul-oob.xrm-ms.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\XLINTL32.DLL.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\msoetwres.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\[email protected]	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\7-Zip\Lang\mr.txt.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.lt-lt.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\fa.pak.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Java\jre-1.8\lib\ext\localedata.jar.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Java\jre-1.8\lib\hijrah-config-umalqura.properties.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-core-localization-l1-2-0.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL054.XML.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\UIAutomationProvider.resources.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\PresentationCore.resources.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\java.security.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\fonts\LucidaBrightDemiItalic.ttf.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Java\jre-1.8\bin\java_crw_demo.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Java\jre-1.8\bin\msvcp140.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\IFDPINTL.DLL.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\7-Zip\Lang\ca.txt.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Xaml.resources.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\win32_LinkDrop32x32.gif.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Common Files\System\Ole DB\fr-FR\sqloledb.rll.mui.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Sockets.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial3-ul-oob.xrm-ms.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.CompilerServices.Unsafe.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Input.Manipulations.resources.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\freebxml.md.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Retail-ul-oob.xrm-ms.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp2-pl.xrm-ms.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\da\msipc.dll.mui.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\ucrtbase.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\COPYRIGHT.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\tzdb.dat.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-environment-l1-1-0.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteVL_KMS_Client-ul.xrm-ms.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.hu-hu.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription2-ppd.xrm-ms.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.NameResolution.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\calendars.properties.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Retail2-ul-phn.xrm-ms.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_Grace-ppd.xrm-ms.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Common Files\System\msadc\ja-JP\msdaremr.dll.mui.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Crashpad\metadata.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\System.Windows.Input.Manipulations.resources.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskclearui.xml.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_Subscription-ul-oob.xrm-ms.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LivePersonaCard\images\default\linkedin_logo.png.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-timezone-l1-1-0.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsnld.xml.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\System.Windows.Controls.Ribbon.resources.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\prism_common.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\cardview-addtotable.png.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Personal2019R_OEM_Perp-pl.xrm-ms.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.Quic.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\System.Windows.Forms.Primitives.resources.dll.tmp	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.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	a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe

C:\Users\Admin\AppData\Local\Temp\a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe
"C:\Users\Admin\AppData\Local\Temp\a0385c969a94ba398e172465950302fb2efa94066cef7318fb0625f17978fea7N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3520

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-1-5-21-2718105630-359604950-2820636825-1000\desktop.ini.tmp

Filesize
85KB

MD5
76aa1b7625e681adc0d48cb813dd92aa

SHA1
81f384ff1c253d80e0efdf8a51975d17106ae48f

SHA256
deb66540bcb2d5ed8af05667e66eeb3fb851caf8e30080ddd096ec4ff2c78447

SHA512
2c8cc239e60f94827c6912bad015dc06ecd5f6a6bc8963f9db22cdf9ff1d0e41332ddb4896d21dccab47175db4f54ec6cb6b751bde2e9ffeb9b27b40508de6ff

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

Filesize
184KB

MD5
6966967de840c1d0968a47bad6c9024c

SHA1
f7b71fa847b3fe29a9a38764b4097aacaa33ecd7

SHA256
2256b7b2c820c367a6499d8a9d0c597ed62e89f583cef7b7cc784f08e9d2e15b

SHA512
8c46757d1eababf86b4b5fd8b8d2c2f83560c86fa5d5cf0abeefcec8b791b8a605ce23c9c84e520927fea2d89ae5f2fd4d452f0f5dd1832f7cd3885e20f20c72

Download Submit
memory/3520-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3520-868-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download