82cdcebe9f06866b53f0c2db61c180adb9b6ec53ded69a714265bbf7d8035311

Analysis

max time kernel
138s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
26-07-2024 04:10

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General

Target

82cdcebe9f06866b53f0c2db61c180adb9b6ec53ded69a714265bbf7d8035311.exe
Size

176KB
MD5

734cb9648d95999c2d4d1221140825aa
SHA1

f606a5e69cd8bae807c2d16e36875ab4ce239e34
SHA256

82cdcebe9f06866b53f0c2db61c180adb9b6ec53ded69a714265bbf7d8035311
SHA512

bdadf6df0be7695d0a4d7dffc54c8d087c00f88c4a2b9a5d4a3cc44b16d0183b9838ef5d45a5900f3ddb6a39d3a76fb99265120f7cb6a4962422b3629b344350
SSDEEP

3072:3Y3/H9YArDiGiDSDCosstkZtqJSp8Bb8EGEGCH:o3/WuDi3stJ8EGZ

Score

7^/10

aspackv2 discovery

Malware Config

Signatures

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x000600000002326e-3.dat	aspack_v212_v242

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Control Panel\International\Geo\Nation	nvMLUo.exe

Executes dropped EXE 1 IoCs

pid	Process
4584	nvMLUo.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Google\Chrome\Application\110.0.5481.104\Installer\chrmstp.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\unpack200.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE	nvMLUo.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	nvMLUo.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe	nvMLUo.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javacpl.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\servertool.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javadoc.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jjs.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe	nvMLUo.exe
File opened for modification	C:\Program Files\dotnet\dotnet.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstat.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe	nvMLUo.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe	nvMLUo.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe	nvMLUo.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\View3D.ResourceResolver.exe	nvMLUo.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{14FEA263-4012-4197-B537-102BAA8CB016}\chrome_installer.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	nvMLUo.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	nvMLUo.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	nvMLUo.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	nvMLUo.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	nvMLUo.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe	nvMLUo.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateBroker.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jmap.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVLP.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	nvMLUo.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	nvMLUo.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	nvMLUo.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\klist.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	nvMLUo.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	nvMLUo.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\klist.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe	nvMLUo.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe	nvMLUo.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\extcheck.exe	nvMLUo.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javap.exe	nvMLUo.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	82cdcebe9f06866b53f0c2db61c180adb9b6ec53ded69a714265bbf7d8035311.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nvMLUo.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3776 wrote to memory of 4584	3776	82cdcebe9f06866b53f0c2db61c180adb9b6ec53ded69a714265bbf7d8035311.exe	83
PID 3776 wrote to memory of 4584	3776	82cdcebe9f06866b53f0c2db61c180adb9b6ec53ded69a714265bbf7d8035311.exe	83
PID 3776 wrote to memory of 4584	3776	82cdcebe9f06866b53f0c2db61c180adb9b6ec53ded69a714265bbf7d8035311.exe	83
PID 4584 wrote to memory of 2024	4584	nvMLUo.exe	87
PID 4584 wrote to memory of 2024	4584	nvMLUo.exe	87
PID 4584 wrote to memory of 2024	4584	nvMLUo.exe	87

C:\Users\Admin\AppData\Local\Temp\82cdcebe9f06866b53f0c2db61c180adb9b6ec53ded69a714265bbf7d8035311.exe
"C:\Users\Admin\AppData\Local\Temp\82cdcebe9f06866b53f0c2db61c180adb9b6ec53ded69a714265bbf7d8035311.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3776
- C:\Users\Admin\AppData\Local\Temp\nvMLUo.exe
  C:\Users\Admin\AppData\Local\Temp\nvMLUo.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4584
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\065b7219.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

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:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\S5KAZR04\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\065b7219.bat

Filesize
187B

MD5
90e1526083d6c8238773f67b2ce2fd95

SHA1
753698164e4dac68cb07e5ee4de04c3d3b78412d

SHA256
97af18bbfd96e9b86b56e1b3cac9b96fbc1894d46937317a74b4da5c50e7f0ec

SHA512
3e9030abec31a451442f2ee5a7b4fad7e9ad3b34e19ffb93de9cd8902a47891ec968a68bea44123d481eaf0158a68de46b84264319313920c46ab69f135313f9

Download Submit
C:\Users\Admin\AppData\Local\Temp\673B093A.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\nvMLUo.exe

Filesize
15KB

MD5
f7d21de5c4e81341eccd280c11ddcc9a

SHA1
d4e9ef10d7685d491583c6fa93ae5d9105d815bd

SHA256
4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794

SHA512
e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3

Download Submit
memory/3776-0-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4584-4-0x0000000000800000-0x0000000000809000-memory.dmp

Filesize
36KB

Download
memory/4584-24-0x0000000000800000-0x0000000000809000-memory.dmp

Filesize
36KB

Download