8439722c38e4446745c3288aefa102d2747a733d0da61e913f888e0624f1e86c

General

Target

8439722c38e4446745c3288aefa102d2747a733d0da61e913f888e0624f1e86c.exe
Size

42KB
MD5

3f44809205336c5d5be3a7e6ac0fd1fd
SHA1

2551b29711cc8d8799c2ebf30e792bbdb87db804
SHA256

8439722c38e4446745c3288aefa102d2747a733d0da61e913f888e0624f1e86c
SHA512

5ea019aee3d1e6f6cec321025874d22a4648848e737ff3fa29dd3d85ff7655a74bae0e9136a60219a2ad65042166c34a04a83fabf616e1f28f8b3efb1cc1c626

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

Executes dropped EXE 1 IoCs

Processes:

kXQYpOS.exe

pid process

2024 kXQYpOS.exe

pid	process
2024	kXQYpOS.exe

Loads dropped DLL 2 IoCs

Processes:

8439722c38e4446745c3288aefa102d2747a733d0da61e913f888e0624f1e86c.exe

pid	process
1104	8439722c38e4446745c3288aefa102d2747a733d0da61e913f888e0624f1e86c.exe
1104	8439722c38e4446745c3288aefa102d2747a733d0da61e913f888e0624f1e86c.exe

Drops file in Program Files directory 64 IoCs

Processes:

kXQYpOS.exe

description	ioc	process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleUpdateSetup.exe	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-hang-ui.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\chrmstp.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\setup.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\chrome_pwa_launcher.exe	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleUpdateOnDemand.exe	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	kXQYpOS.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	kXQYpOS.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	kXQYpOS.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:

8439722c38e4446745c3288aefa102d2747a733d0da61e913f888e0624f1e86c.exekXQYpOS.exe

description	pid	process	target process
PID 1104 wrote to memory of 2024	1104	8439722c38e4446745c3288aefa102d2747a733d0da61e913f888e0624f1e86c.exe	kXQYpOS.exe
PID 1104 wrote to memory of 2024	1104	8439722c38e4446745c3288aefa102d2747a733d0da61e913f888e0624f1e86c.exe	kXQYpOS.exe
PID 1104 wrote to memory of 2024	1104	8439722c38e4446745c3288aefa102d2747a733d0da61e913f888e0624f1e86c.exe	kXQYpOS.exe
PID 1104 wrote to memory of 2024	1104	8439722c38e4446745c3288aefa102d2747a733d0da61e913f888e0624f1e86c.exe	kXQYpOS.exe
PID 2024 wrote to memory of 1096	2024	kXQYpOS.exe	cmd.exe
PID 2024 wrote to memory of 1096	2024	kXQYpOS.exe	cmd.exe
PID 2024 wrote to memory of 1096	2024	kXQYpOS.exe	cmd.exe
PID 2024 wrote to memory of 1096	2024	kXQYpOS.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\8439722c38e4446745c3288aefa102d2747a733d0da61e913f888e0624f1e86c.exe
"C:\Users\Admin\AppData\Local\Temp\8439722c38e4446745c3288aefa102d2747a733d0da61e913f888e0624f1e86c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1104

C:\Users\Admin\AppData\Local\Temp\kXQYpOS.exe
C:\Users\Admin\AppData\Local\Temp\kXQYpOS.exe
2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2024

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\150d7de9.bat" "
3⤵
PID:1096

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\150d7de9.bat
MD5
9b32e6947d72cd0ac21c94040dedec0e

SHA1
58cb64be30aa77719094ff93d94c85b00412f279

SHA256
8155ca4f0e46453d4f0e37801e5adeaf1058d1ccd882870bd29ac84d037afc3a

SHA512
c5c7575c05c0d910dbb331f9eddaa58b26308735589d9fc1ffe369ddbff14e5665c45b2f540ba4ca08e24a3de6c2436198f7782b4ff5dd513fd2e817fc66c101

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

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

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

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

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

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

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

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1096-69-0x0000000000000000-mapping.dmp

Download
memory/1104-60-0x0000000075561000-0x0000000075563000-memory.dmp

Filesize
8KB

Download
memory/1104-67-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1104-68-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2024-63-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads