e0e378ec26b4930f9705d8fb24e6d1d09a24f94b5b90b4b9a2c1541116e53f77

General

Target

54da5c74_by_Libranalysis.exe
Size

93KB
MD5

54da5c74dcdc847c7da4a5100f5a34c2
SHA1

f46dd1968ba5ece732c8a6cc2946a0cb023da31e
SHA256

e0e378ec26b4930f9705d8fb24e6d1d09a24f94b5b90b4b9a2c1541116e53f77
SHA512

96b7a0f1a7e5d2379d113344199aa34b8fabfbecb92a9bb81c14004035c65096658235e12a454814e9a410188b2ca260b186e16ab15b36ae5d0ce5f075b7ff25

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\ksLHFPb.exe	aspack_v212_v242
C:\Users\Admin\AppData\Local\Temp\ksLHFPb.exe	aspack_v212_v242

Executes dropped EXE 1 IoCs

Processes:

ksLHFPb.exe

pid process

3784 ksLHFPb.exe

pid	process
3784	ksLHFPb.exe

Drops file in Program Files directory 64 IoCs

Processes:

ksLHFPb.exe

description	ioc	process
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_1.4.101.0_x64__8wekyb3d8bbwe\Microsoft.StickyNotes.exe	ksLHFPb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\tnameserv.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MSPaint_1.1702.28017.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\keytool.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\orbd.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\kinit.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCuiL.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\ktab.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	ksLHFPb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\jjs.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\rmid.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\serialver.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\onenoteim.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jjs.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\kinit.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1702.312.0_x64__8wekyb3d8bbwe\Calculator.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\chrmstp.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\notification_helper.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\xjc.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.3DBuilder_13.0.10349.0_x64__8wekyb3d8bbwe\Builder3D.exe	ksLHFPb.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jhat.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\unpack200.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE	ksLHFPb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\schemagen.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\java-rmi.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\msoasb.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jmc.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\javaws.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\javah.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\wsimport.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jstack.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\rmiregistry.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\klist.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jar.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\javaw.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE	ksLHFPb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\unpack200.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\java.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Messaging_3.26.24002.0_x64__8wekyb3d8bbwe\MessagingApplication.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\jabswitch.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\rmiregistry.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\orbd.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE	ksLHFPb.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_1.1702.21039.0_x64__8wekyb3d8bbwe\3DViewer.ResourceResolver.exe	ksLHFPb.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleUpdateCore.exe	ksLHFPb.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\java-rmi.exe	ksLHFPb.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:

54da5c74_by_Libranalysis.exeksLHFPb.exe

description	pid	process	target process
PID 1040 wrote to memory of 3784	1040	54da5c74_by_Libranalysis.exe	ksLHFPb.exe
PID 1040 wrote to memory of 3784	1040	54da5c74_by_Libranalysis.exe	ksLHFPb.exe
PID 1040 wrote to memory of 3784	1040	54da5c74_by_Libranalysis.exe	ksLHFPb.exe
PID 3784 wrote to memory of 188	3784	ksLHFPb.exe	cmd.exe
PID 3784 wrote to memory of 188	3784	ksLHFPb.exe	cmd.exe
PID 3784 wrote to memory of 188	3784	ksLHFPb.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\54da5c74_by_Libranalysis.exe
"C:\Users\Admin\AppData\Local\Temp\54da5c74_by_Libranalysis.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1040

C:\Users\Admin\AppData\Local\Temp\ksLHFPb.exe
C:\Users\Admin\AppData\Local\Temp\ksLHFPb.exe
2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:3784

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\712252b0.bat" "
3⤵
PID:188

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\712252b0.bat
MD5
57f95b2b6f2d2fae7d352163963b4a57

SHA1
f74871c8487c9146fae4adaf5a68dd184a9f2dec

SHA256
baf3deea578683ff9539fc0d91dce436da131074ac3947d2bf2b686c4c83e3e8

SHA512
cdca28bde4fe627b55480b8e3237106851bee3eabef97c157a86c1a9764af9bea4f132be972253dead6578af6cc4a8748e6a85a4e724e3ca33fb6f891dfa3d44

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

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

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

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/188-117-0x0000000000000000-mapping.dmp

Download
memory/3784-114-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads