30a6f22e80823e7cf9e472d687f4621bc1e9b3cadb9e21db665e15bc43ebafe1

General

Target

b546cedc_by_Libranalysis.exe
Size

30KB
MD5

b546cedcb4435270fc5d6deba093ee84
SHA1

c477284f3a5c23df842a76d475ce998c149ac1bd
SHA256

30a6f22e80823e7cf9e472d687f4621bc1e9b3cadb9e21db665e15bc43ebafe1
SHA512

55b9a64f5bc29d40aab12ed631d52ce9fb33cffbd1469de808e5e96cd31117fd0ee73444044c658a08f7aaa6a071f7aa2e21d5d65d9fa5efed0cafec797ca0da

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

Executes dropped EXE 1 IoCs

Processes:

dLMJbkj.exe

pid process

2008 dLMJbkj.exe
Loads dropped DLL 2 IoCs

Processes:

b546cedc_by_Libranalysis.exe

pid process

1056 b546cedc_by_Libranalysis.exe
1056 b546cedc_by_Libranalysis.exe

pid	process
2008	dLMJbkj.exe

pid	process
1056	b546cedc_by_Libranalysis.exe
1056	b546cedc_by_Libranalysis.exe

Drops file in Program Files directory 64 IoCs

Processes:

dLMJbkj.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Google\Temp\GUME011.tmp\GoogleUpdateSetup.exe	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE	dLMJbkj.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-hang-ui.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\chrome_pwa_launcher.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	dLMJbkj.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleUpdate.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleUpdateOnDemand.exe	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	dLMJbkj.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVEMN.EXE	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	dLMJbkj.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	dLMJbkj.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:

b546cedc_by_Libranalysis.exedLMJbkj.exe

description	pid	process	target process
PID 1056 wrote to memory of 2008	1056	b546cedc_by_Libranalysis.exe	dLMJbkj.exe
PID 1056 wrote to memory of 2008	1056	b546cedc_by_Libranalysis.exe	dLMJbkj.exe
PID 1056 wrote to memory of 2008	1056	b546cedc_by_Libranalysis.exe	dLMJbkj.exe
PID 1056 wrote to memory of 2008	1056	b546cedc_by_Libranalysis.exe	dLMJbkj.exe
PID 2008 wrote to memory of 1064	2008	dLMJbkj.exe	cmd.exe
PID 2008 wrote to memory of 1064	2008	dLMJbkj.exe	cmd.exe
PID 2008 wrote to memory of 1064	2008	dLMJbkj.exe	cmd.exe
PID 2008 wrote to memory of 1064	2008	dLMJbkj.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\b546cedc_by_Libranalysis.exe
"C:\Users\Admin\AppData\Local\Temp\b546cedc_by_Libranalysis.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1056

C:\Users\Admin\AppData\Local\Temp\dLMJbkj.exe
C:\Users\Admin\AppData\Local\Temp\dLMJbkj.exe
2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2008

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\16464797.bat" "
3⤵
PID:1064

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\16464797.bat
MD5
53e522354e1d7daec16db07611825648

SHA1
399dafecbfab23fddca2d46bfab7bab787a4b53f

SHA256
645eb554f1d9b2f7e0a8dd857ef2977b28bcc8b4c49eb9fd2d5fc10e5183fe78

SHA512
e1770a9d0090bebd600a6267c4050d3e8d2c21bba3b4969789b682f5e1e857fafae68d6e14bf40be7610270ad385600f69fb907ade6cfc8f1ed88f1f27a53681

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

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

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

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

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

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

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

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1056-60-0x00000000766D1000-0x00000000766D3000-memory.dmp

Filesize
8KB

Download
memory/1056-67-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1056-68-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1064-69-0x0000000000000000-mapping.dmp

Download
memory/2008-63-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads