5815cf28b2a8d7f68a3df669aa23229ac9606e3d33920c10ce45f9dee1cb1fb2

Analysis

max time kernel
46s
max time network
51s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
20/10/2022, 03:18

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General

Target

5815cf28b2a8d7f68a3df669aa23229ac9606e3d33920c10ce45f9dee1cb1fb2.exe
Size

144KB
MD5

5edc21aaa81001e429de1ebad7b72d70
SHA1

75fbeb75de9e118ea04884ee88270ea8b238e40c
SHA256

5815cf28b2a8d7f68a3df669aa23229ac9606e3d33920c10ce45f9dee1cb1fb2
SHA512

0c554942fd89e8f2a160fc6cbec75d961de8f62b9deec9d0a05c94bc2113c3772cffb5371d361427b01c60463ad77a9fc5f6738417968652356428c0593e1e4e
SSDEEP

3072:bEX9m+KA5vNnmOt3wfFmICh7EvnXZBKFZAAUnjlfZ+gltv8+zV+khcGCH:bQXNmOt3w9C+vXbCCAsjtBv8yV+khh

Score

8^/10

aspackv2

Malware Config

Signatures

ASPack v2.12-2.42 4 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x000500000000b2d2-57.dat	aspack_v212_v242
behavioral1/files/0x000500000000b2d2-55.dat	aspack_v212_v242
behavioral1/files/0x000500000000b2d2-54.dat	aspack_v212_v242
behavioral1/files/0x000500000000b2d2-59.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
1948	TdURMX.exe

Loads dropped DLL 2 IoCs

pid	Process
1444	5815cf28b2a8d7f68a3df669aa23229ac9606e3d33920c10ce45f9dee1cb1fb2.exe
1444	5815cf28b2a8d7f68a3df669aa23229ac9606e3d33920c10ce45f9dee1cb1fb2.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\chrmstp.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	TdURMX.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.71\GoogleUpdateComRegisterShell64.exe	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	TdURMX.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	TdURMX.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	TdURMX.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	TdURMX.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	TdURMX.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SELFCERT.EXE	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	TdURMX.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	TdURMX.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	TdURMX.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.71\GoogleUpdate.exe	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.71\GoogleUpdateBroker.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	TdURMX.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.71\GoogleUpdateOnDemand.exe	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	TdURMX.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	TdURMX.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	TdURMX.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 SetWindowsHookEx 1 IoCs

pid	Process
1444	5815cf28b2a8d7f68a3df669aa23229ac9606e3d33920c10ce45f9dee1cb1fb2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1444 wrote to memory of 1948	1444	5815cf28b2a8d7f68a3df669aa23229ac9606e3d33920c10ce45f9dee1cb1fb2.exe	27
PID 1444 wrote to memory of 1948	1444	5815cf28b2a8d7f68a3df669aa23229ac9606e3d33920c10ce45f9dee1cb1fb2.exe	27
PID 1444 wrote to memory of 1948	1444	5815cf28b2a8d7f68a3df669aa23229ac9606e3d33920c10ce45f9dee1cb1fb2.exe	27
PID 1444 wrote to memory of 1948	1444	5815cf28b2a8d7f68a3df669aa23229ac9606e3d33920c10ce45f9dee1cb1fb2.exe	27
PID 1948 wrote to memory of 1664	1948	TdURMX.exe	30
PID 1948 wrote to memory of 1664	1948	TdURMX.exe	30
PID 1948 wrote to memory of 1664	1948	TdURMX.exe	30
PID 1948 wrote to memory of 1664	1948	TdURMX.exe	30

C:\Users\Admin\AppData\Local\Temp\5815cf28b2a8d7f68a3df669aa23229ac9606e3d33920c10ce45f9dee1cb1fb2.exe
"C:\Users\Admin\AppData\Local\Temp\5815cf28b2a8d7f68a3df669aa23229ac9606e3d33920c10ce45f9dee1cb1fb2.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1444
- C:\Users\Admin\AppData\Local\Temp\TdURMX.exe
  C:\Users\Admin\AppData\Local\Temp\TdURMX.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:1948
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\7b1a184f.bat" "
    3⤵
    PID:1664

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\7b1a184f.bat

Filesize
187B

MD5
65db8f19202f6dce383ef388866d2dd3

SHA1
8e0827c2ce45feda0782e292e8f9c24ea0e32bc0

SHA256
60d6ec66a11fa9c7ff89d4d855c39cc249eb042c16a9847b4f8756a5cb2e361f

SHA512
6612cc42fe91003ea30ee47d30b1fec6767c1a807ea25a0ed196d75af44796fbf3a274cb9667fe6e311bd0f82e938861b0e9dee8da4526c1dafc2fd25d758a7d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TdURMX.exe

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
C:\Users\Admin\AppData\Local\Temp\TdURMX.exe

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
\Users\Admin\AppData\Local\Temp\TdURMX.exe

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
\Users\Admin\AppData\Local\Temp\TdURMX.exe

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1444-64-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/1444-65-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/1444-63-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1444-67-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1948-58-0x0000000075D71000-0x0000000075D73000-memory.dmp

Filesize
8KB

Download
memory/1948-66-0x00000000001E0000-0x00000000001E9000-memory.dmp

Filesize
36KB

Download
memory/1948-69-0x00000000001E0000-0x00000000001E9000-memory.dmp

Filesize
36KB

Download