Overview
overview
3Static
static
3YYtvBoxSet....1.exe
windows7-x64
3YYtvBoxSet....1.exe
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$SYSDIR/pncrt.dll
windows7-x64
3$SYSDIR/pncrt.dll
windows10-2004-x64
3Player/Cod...er.dll
windows7-x64
1Player/Cod...er.dll
windows10-2004-x64
1Player/Cod...er.dll
windows7-x64
1Player/Cod...er.dll
windows10-2004-x64
1Player/Cod...rc.dll
windows7-x64
1Player/Cod...rc.dll
windows10-2004-x64
1Player/Cod...ok.dll
windows7-x64
1Player/Cod...ok.dll
windows10-2004-x64
1Player/Cod...vc.dll
windows7-x64
1Player/Cod...vc.dll
windows10-2004-x64
1Player/Cod...ac.dll
windows7-x64
1Player/Cod...ac.dll
windows10-2004-x64
1Player/QvodBand.dll
windows7-x64
1Player/QvodBand.dll
windows10-2004-x64
1Player/QvodInit.exe
windows7-x64
1Player/QvodInit.exe
windows10-2004-x64
1Player/QvodInsert.dll
windows7-x64
1Player/QvodInsert.dll
windows10-2004-x64
1Player/Qvo...al.exe
windows7-x64
1Player/Qvo...al.exe
windows10-2004-x64
1Player/pncrt.dll
windows7-x64
3Player/pncrt.dll
windows10-2004-x64
3新云软件.url
windows7-x64
1新云软件.url
windows10-2004-x64
1Analysis
-
max time kernel
94s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
15/07/2024, 07:56
Static task
static1
Behavioral task
behavioral1
Sample
YYtvBoxSetup_2.1.0.1.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
YYtvBoxSetup_2.1.0.1.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240705-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win7-20240708-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral7
Sample
$SYSDIR/pncrt.dll
Resource
win7-20240708-en
Behavioral task
behavioral8
Sample
$SYSDIR/pncrt.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral9
Sample
Player/Codecs/ColorFilter.dll
Resource
win7-20240705-en
Behavioral task
behavioral10
Sample
Player/Codecs/ColorFilter.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral11
Sample
Player/Codecs/asfsplliter.dll
Resource
win7-20240704-en
Behavioral task
behavioral12
Sample
Player/Codecs/asfsplliter.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral13
Sample
Player/Codecs/atrc.dll
Resource
win7-20240708-en
Behavioral task
behavioral14
Sample
Player/Codecs/atrc.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral15
Sample
Player/Codecs/cook.dll
Resource
win7-20240705-en
Behavioral task
behavioral16
Sample
Player/Codecs/cook.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral17
Sample
Player/Codecs/drvc.dll
Resource
win7-20240704-en
Behavioral task
behavioral18
Sample
Player/Codecs/drvc.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral19
Sample
Player/Codecs/raac.dll
Resource
win7-20240704-en
Behavioral task
behavioral20
Sample
Player/Codecs/raac.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral21
Sample
Player/QvodBand.dll
Resource
win7-20240708-en
Behavioral task
behavioral22
Sample
Player/QvodBand.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral23
Sample
Player/QvodInit.exe
Resource
win7-20240708-en
Behavioral task
behavioral24
Sample
Player/QvodInit.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral25
Sample
Player/QvodInsert.dll
Resource
win7-20240705-en
Behavioral task
behavioral26
Sample
Player/QvodInsert.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral27
Sample
Player/QvodTerminal.exe
Resource
win7-20240708-en
Behavioral task
behavioral28
Sample
Player/QvodTerminal.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral29
Sample
Player/pncrt.dll
Resource
win7-20240704-en
Behavioral task
behavioral30
Sample
Player/pncrt.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral31
Sample
新云软件.url
Resource
win7-20240705-en
Behavioral task
behavioral32
Sample
新云软件.url
Resource
win10v2004-20240709-en
General
-
Target
Player/Codecs/asfsplliter.dll
-
Size
64KB
-
MD5
4a7e26d268c355fb5da19a4400e7770b
-
SHA1
ebe3c19a94e12c2a5d39bc816317961797a6c89b
-
SHA256
5c44df6b0d4d212271a1ca4c008ea003a2dd1168059333169b3562c51065c3e9
-
SHA512
db5f0161d64b27cebc6de443e68cf596725ea1034f20c58f2a019f2d50e67574e33ffe65e8f5a9b21095cd2f309a97b58ee3603e528276aeefa67c9d7b3234f6
-
SSDEEP
768:Y9We0OJXnfX2c+AOW8gpukVl5sqiCpl3il7T59bSob4p9Gk0:Y9WEXn/2c+7jlkV4dCpN67t9bSXG5
Malware Config
Signatures
-
Modifies registry class 9 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{1932C124-77DA-4151-99AA-234FEA09F463} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1932C124-77DA-4151-99AA-234FEA09F463} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1932C124-77DA-4151-99AA-234FEA09F463}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1932C124-77DA-4151-99AA-234FEA09F463}\InprocServer32\ThreadingModel = "Both" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{1932C124-77DA-4151-99AA-234FEA09F463}\FriendlyName = "QVOD ASF Splliter" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{1932C124-77DA-4151-99AA-234FEA09F463}\CLSID = "{1932C124-77DA-4151-99AA-234FEA09F463}" regsvr32.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{1932C124-77DA-4151-99AA-234FEA09F463}\FilterData = 02000000000060000300000000000000307069330000000000000000010000000000000000000000307479330000000088000000980000003170693308000000000000000100000000000000000000003074793300000000a8000000b80000003270693308000000000000000100000000000000000000003074793300000000c8000000b800000083eb36e44f52ce119f530020af0ba77001086d6bda9ad011a52000a0d10129c07669647300001000800000aa00389b71000000000000000000000000000000006175647300001000800000aa00389b71 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1932C124-77DA-4151-99AA-234FEA09F463}\ = "QVOD ASF Splliter" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1932C124-77DA-4151-99AA-234FEA09F463}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Player\\Codecs\\asfsplliter.dll" regsvr32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1040 wrote to memory of 3180 1040 regsvr32.exe 83 PID 1040 wrote to memory of 3180 1040 regsvr32.exe 83 PID 1040 wrote to memory of 3180 1040 regsvr32.exe 83
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\Player\Codecs\asfsplliter.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1040 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\Player\Codecs\asfsplliter.dll2⤵
- Modifies registry class
PID:3180
-