64ae52e978fe48c65e909c47332af1c73048dae656fe4d51189acba140b992b2

General

Target

d71a08e3_by_Libranalysis.exe
Size

30KB
MD5

d71a08e318fdfdafc7204cdc85866347
SHA1

d1110bcc891b203c69ff8eadf9cdfe03b06cb62d
SHA256

64ae52e978fe48c65e909c47332af1c73048dae656fe4d51189acba140b992b2
SHA512

c2ac945f6fc29d741c630e9ad0fa36f55a691235b0eb3140ea73a042b37acb4fd211f7739331b6ddeb39c222832075ab49e180571629a4889074bf2fee02d1c9

Score

8^/10

aspackv2

Malware Config

Signatures

ASPack v2.12-2.42 2 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\fyADNR.exe	aspack_v212_v242
C:\Users\Admin\AppData\Local\Temp\fyADNR.exe	aspack_v212_v242

Executes dropped EXE 1 IoCs

Processes:

fyADNR.exe

pid process

2180 fyADNR.exe

pid	process
2180	fyADNR.exe

Drops file in Program Files directory 64 IoCs

Processes:

fyADNR.exe

description	ioc	process
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp.exe	fyADNR.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jconsole.exe	fyADNR.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	fyADNR.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoia.exe	fyADNR.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe	fyADNR.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCuiL.exe	fyADNR.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Messaging_3.26.24002.0_x64__8wekyb3d8bbwe\MessagingApplication.exe	fyADNR.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleUpdateOnDemand.exe	fyADNR.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jvisualvm.exe	fyADNR.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\schemagen.exe	fyADNR.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE	fyADNR.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	fyADNR.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxApp_25.25.13009.0_x64__8wekyb3d8bbwe\XboxApp.exe	fyADNR.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe	fyADNR.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	fyADNR.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\HxMail.exe	fyADNR.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\native2ascii.exe	fyADNR.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\serialver.exe	fyADNR.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\tnameserv.exe	fyADNR.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\javaws.exe	fyADNR.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	fyADNR.exe
File opened for modification	C:\Program Files\Windows Defender\NisSrv.exe	fyADNR.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleUpdateCore.exe	fyADNR.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE	fyADNR.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\jp2launcher.exe	fyADNR.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe	fyADNR.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Solitaire.exe	fyADNR.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\HxTsr.exe	fyADNR.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_11.19.19003.0_x64__8wekyb3d8bbwe\XboxIdp.exe	fyADNR.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jcmd.exe	fyADNR.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\policytool.exe	fyADNR.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Integrator.exe	fyADNR.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE	fyADNR.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-hang-ui.exe	fyADNR.exe
File opened for modification	C:\Program Files\Windows Defender Advanced Threat Protection\SenseCncProxy.exe	fyADNR.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	fyADNR.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	fyADNR.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\idlj.exe	fyADNR.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jrunscript.exe	fyADNR.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe	fyADNR.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\pack200.exe	fyADNR.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe	fyADNR.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE	fyADNR.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	fyADNR.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_17.8010.5926.0_x64__8wekyb3d8bbwe\Office16\OfficeHubWin32.exe	fyADNR.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	fyADNR.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jabswitch.exe	fyADNR.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\orbd.exe	fyADNR.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	fyADNR.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE	fyADNR.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	fyADNR.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_4.5.6.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe	fyADNR.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	fyADNR.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\policytool.exe	fyADNR.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE	fyADNR.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.People_10.1.10531.0_x64__8wekyb3d8bbwe\PeopleApp.exe	fyADNR.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe	fyADNR.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe	fyADNR.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\notification_helper.exe	fyADNR.exe
File opened for modification	C:\Program Files\Windows Defender\MsMpEng.exe	fyADNR.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\onenoteim.exe	fyADNR.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	fyADNR.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE	fyADNR.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	fyADNR.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

d71a08e3_by_Libranalysis.exefyADNR.exe

description	pid	process	target process
PID 4044 wrote to memory of 2180	4044	d71a08e3_by_Libranalysis.exe	fyADNR.exe
PID 4044 wrote to memory of 2180	4044	d71a08e3_by_Libranalysis.exe	fyADNR.exe
PID 4044 wrote to memory of 2180	4044	d71a08e3_by_Libranalysis.exe	fyADNR.exe
PID 2180 wrote to memory of 2912	2180	fyADNR.exe	cmd.exe
PID 2180 wrote to memory of 2912	2180	fyADNR.exe	cmd.exe
PID 2180 wrote to memory of 2912	2180	fyADNR.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\d71a08e3_by_Libranalysis.exe
"C:\Users\Admin\AppData\Local\Temp\d71a08e3_by_Libranalysis.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4044

C:\Users\Admin\AppData\Local\Temp\fyADNR.exe
C:\Users\Admin\AppData\Local\Temp\fyADNR.exe
2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2180

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\4f59170d.bat" "
3⤵
PID:2912

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\4f59170d.bat
MD5
7866dba6ec12e6c2185a48c92bc63bf5

SHA1
5cee527d08c42febc029c9e2c7535cade49e2da5

SHA256
062e3303e008d8968b0aded17284b6c5f71393b1b0d14a6c0df45825005088dc

SHA512
13ce153c198b8374ed594fadf98f0612c1e28c9ad5dbb8b6b34cc60d92b26a9aaaa6391e685551e1ce342c5a5595a3d1ab324be4f6cde6abb4f270feff4c0524

Download Submit
C:\Users\Admin\AppData\Local\Temp\fyADNR.exe
MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
C:\Users\Admin\AppData\Local\Temp\fyADNR.exe
MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2180-114-0x0000000000000000-mapping.dmp

Download
memory/2912-119-0x0000000000000000-mapping.dmp

Download
memory/4044-117-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/4044-118-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads