9dd2eb7c197323caa4b78641ce05ad9c3e28622164f813caa992c28a88ad8598

General

Target

d64d84d5_by_Libranalysis.exe
Size

80KB
MD5

d64d84d57fc9cc6528acf7b78e0698ff
SHA1

4a41c8a73a62aa28984c442ad1172323776fca28
SHA256

9dd2eb7c197323caa4b78641ce05ad9c3e28622164f813caa992c28a88ad8598
SHA512

909733bcb2fec9f65266a886d0d2a0b3a9e27fa3904876eb5e9387946cfbba2546ad12df56bfdb58b0454ef2900ed3eff52a4683e27d6984ace02c68633b3bbb

Score

8^/10

aspackv2

Malware Config

Signatures

ASPack v2.12-2.42 4 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

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

Executes dropped EXE 1 IoCs

Processes:

uRubfT.exe

pid process

1972 uRubfT.exe
Loads dropped DLL 2 IoCs

Processes:

d64d84d5_by_Libranalysis.exe

pid process

1420 d64d84d5_by_Libranalysis.exe
1420 d64d84d5_by_Libranalysis.exe

pid	process
1972	uRubfT.exe

pid	process
1420	d64d84d5_by_Libranalysis.exe
1420	d64d84d5_by_Libranalysis.exe

Drops file in Program Files directory 64 IoCs

Processes:

uRubfT.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleCrashHandler64.exe	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	uRubfT.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	uRubfT.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	uRubfT.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	uRubfT.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{406E5475-62F1-42AB-B6F4-D17073AF9034}\89.0.4389.114_chrome_installer.exe	uRubfT.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	uRubfT.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	uRubfT.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	uRubfT.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	uRubfT.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleUpdate.exe	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	uRubfT.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\elevation_service.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOSYNC.EXE	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Google\Temp\GUME011.tmp\GoogleUpdateSetup.exe	uRubfT.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\chrmstp.exe	uRubfT.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	uRubfT.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	uRubfT.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	uRubfT.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	uRubfT.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	uRubfT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	uRubfT.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 8 IoCs

Processes:

d64d84d5_by_Libranalysis.exeuRubfT.exe

description	pid	process	target process
PID 1420 wrote to memory of 1972	1420	d64d84d5_by_Libranalysis.exe	uRubfT.exe
PID 1420 wrote to memory of 1972	1420	d64d84d5_by_Libranalysis.exe	uRubfT.exe
PID 1420 wrote to memory of 1972	1420	d64d84d5_by_Libranalysis.exe	uRubfT.exe
PID 1420 wrote to memory of 1972	1420	d64d84d5_by_Libranalysis.exe	uRubfT.exe
PID 1972 wrote to memory of 1196	1972	uRubfT.exe	cmd.exe
PID 1972 wrote to memory of 1196	1972	uRubfT.exe	cmd.exe
PID 1972 wrote to memory of 1196	1972	uRubfT.exe	cmd.exe
PID 1972 wrote to memory of 1196	1972	uRubfT.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\d64d84d5_by_Libranalysis.exe
"C:\Users\Admin\AppData\Local\Temp\d64d84d5_by_Libranalysis.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1420

C:\Users\Admin\AppData\Local\Temp\uRubfT.exe
C:\Users\Admin\AppData\Local\Temp\uRubfT.exe
2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1972

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\5a9e48a4.bat" "
3⤵
PID:1196

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\5a9e48a4.bat
MD5
cd0f26a5c24da2fcbb36286584cb652a

SHA1
2a5b67b5d00842dfd8afeba38591e5451b5e9bfd

SHA256
25998d5f4324be4bc1a29625f13ce4ffd2292a9a29e90557a0a015d52669c302

SHA512
66774c10b651a39c5a8985eda5ad0ecfda456b7fd50041e0756765e3775007543864c6a5fafe1bc1d76bf0c7f652ee2cd68939a7e6f6278aee6e9a375dd00528

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

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

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

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
\Users\Admin\AppData\Local\Temp\uRubfT.exe
MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
\Users\Admin\AppData\Local\Temp\uRubfT.exe
MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1196-66-0x0000000000000000-mapping.dmp

Download
memory/1972-62-0x0000000000000000-mapping.dmp

Download
memory/1972-64-0x0000000074FB1000-0x0000000074FB3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads