Overview
overview
7Static
static
37f38832772...18.exe
windows7-x64
77f38832772...18.exe
windows10-2004-x64
7HFUILib.dll
windows7-x64
3HFUILib.dll
windows10-2004-x64
3HuofengGameWorld.exe
windows7-x64
6HuofengGameWorld.exe
windows10-2004-x64
7IEAux.dll
windows7-x64
1IEAux.dll
windows10-2004-x64
1bin/downlo...Fw.exe
windows7-x64
3bin/downlo...Fw.exe
windows10-2004-x64
7bin/downlo...rm.exe
windows7-x64
6bin/downlo...rm.exe
windows10-2004-x64
6bin/downlo...FW.exe
windows7-x64
1bin/downlo...FW.exe
windows10-2004-x64
1bin/downlo...71.dll
windows7-x64
1bin/downlo...71.dll
windows10-2004-x64
1bin/downlo...id.dll
windows7-x64
1bin/downlo...id.dll
windows10-2004-x64
1bin/downlo...ne.dll
windows7-x64
1bin/downlo...ne.dll
windows10-2004-x64
1bin/downlo...71.dll
windows7-x64
3bin/downlo...71.dll
windows10-2004-x64
3bin/downlo...71.dll
windows7-x64
3bin/downlo...71.dll
windows10-2004-x64
3bin/downlo...b1.dll
windows7-x64
3bin/downlo...b1.dll
windows10-2004-x64
3bin/xldl.dll
windows7-x64
3bin/xldl.dll
windows10-2004-x64
3hfgwupdate.exe
windows7-x64
6hfgwupdate.exe
windows10-2004-x64
6msvcp100.dll
windows7-x64
3msvcp100.dll
windows10-2004-x64
3Analysis
-
max time kernel
118s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
29-05-2024 02:30
Static task
static1
Behavioral task
behavioral1
Sample
7f38832772b97aa7cd7c11e130273189_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
7f38832772b97aa7cd7c11e130273189_JaffaCakes118.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
HFUILib.dll
Resource
win7-20240220-en
Behavioral task
behavioral4
Sample
HFUILib.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral5
Sample
HuofengGameWorld.exe
Resource
win7-20231129-en
Behavioral task
behavioral6
Sample
HuofengGameWorld.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral7
Sample
IEAux.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
IEAux.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral9
Sample
bin/download/MiniTPFw.exe
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
bin/download/MiniTPFw.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral11
Sample
bin/download/MiniThunderPlatform.exe
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
bin/download/MiniThunderPlatform.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
bin/download/ThunderFW.exe
Resource
win7-20231129-en
Behavioral task
behavioral14
Sample
bin/download/ThunderFW.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral15
Sample
bin/download/atl71.dll
Resource
win7-20240215-en
Behavioral task
behavioral16
Sample
bin/download/atl71.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral17
Sample
bin/download/dl_peer_id.dll
Resource
win7-20240220-en
Behavioral task
behavioral18
Sample
bin/download/dl_peer_id.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral19
Sample
bin/download/download_engine.dll
Resource
win7-20240419-en
Behavioral task
behavioral20
Sample
bin/download/download_engine.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral21
Sample
bin/download/msvcp71.dll
Resource
win7-20240508-en
Behavioral task
behavioral22
Sample
bin/download/msvcp71.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral23
Sample
bin/download/msvcr71.dll
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
bin/download/msvcr71.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral25
Sample
bin/download/zlib1.dll
Resource
win7-20240221-en
Behavioral task
behavioral26
Sample
bin/download/zlib1.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral27
Sample
bin/xldl.dll
Resource
win7-20240220-en
Behavioral task
behavioral28
Sample
bin/xldl.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral29
Sample
hfgwupdate.exe
Resource
win7-20240221-en
Behavioral task
behavioral30
Sample
hfgwupdate.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral31
Sample
msvcp100.dll
Resource
win7-20240215-en
Behavioral task
behavioral32
Sample
msvcp100.dll
Resource
win10v2004-20240426-en
General
-
Target
IEAux.dll
-
Size
64KB
-
MD5
3633de4079190b65d9c1a062db39b882
-
SHA1
70b6f944a6711b69b8d1a992456dccb3bc2618f2
-
SHA256
71141a084a6ccc601f9ae32b5a56476854efde219bdad3c4abc93865fb5e611b
-
SHA512
d8a7540713e34c74261ca542d3dc4ec1cb35da3953ba6fb390f4526147df1a14c68d940756a53a44676f6faa7ca9cc0bfb442ce390038c321117a832ace10362
-
SSDEEP
1536:syzCRxaBYqBh9W4rdIEYNvdfej3xkqKOZ0+OEU8Fx:syzCDGYqBh9fLYNvdWj3xkqKOZ0EUy
Malware Config
Signatures
-
Modifies registry class 64 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\VersionIndependentProgID\ = "IEAuxMod.IEAux" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\TypeLib\ = "{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\ = "IIEAux" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\Implemented Categories regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\ProgID\ = "IEAuxMod.IEAux.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}\1.0\ = "IEAux 1.0 Type Library" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\AuxMod.DLL\AppID = "{BB6E5AF6-C76F-48D1-A2C5-E412CD76AF87}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux\CLSID\ = "{C06F84BC-734A-4C66-B3AF-590E7FC440AB}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{BB6E5AF6-C76F-48D1-A2C5-E412CD76AF87} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\AuxMod.DLL regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux.1\CLSID\ = "{C06F84BC-734A-4C66-B3AF-590E7FC440AB}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\IEAux.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\TypeLib\ = "{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\TypeLib\ = "{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}\1.0\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}\1.0\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\IEAux.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\ = "IEAux Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}\1.0\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24520E44-778C-4AF9-828E-750E747E38E1} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{BB6E5AF6-C76F-48D1-A2C5-E412CD76AF87}\ = "AuxMod" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{24520E44-778C-4AF9-828E-750E747E38E1} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\Implemented Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux\ = "IEAux Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\ = "_IIEAuxEvents" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\TypeLib\ = "{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux.1\ = "IEAux Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E3FCE3BD-45D9-40C1-A929-526EE5285EFF}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IEAuxMod.IEAux\CurVer\ = "IEAuxMod.IEAux.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{24520E44-778C-4AF9-828E-750E747E38E1}\ = "IIEAux" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\Implemented Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C06F84BC-734A-4C66-B3AF-590E7FC440AB}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E89584AE-50C3-4FDE-B54C-A3EF6D700A72}\1.0 regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1176 wrote to memory of 1952 1176 regsvr32.exe 28 PID 1176 wrote to memory of 1952 1176 regsvr32.exe 28 PID 1176 wrote to memory of 1952 1176 regsvr32.exe 28 PID 1176 wrote to memory of 1952 1176 regsvr32.exe 28 PID 1176 wrote to memory of 1952 1176 regsvr32.exe 28 PID 1176 wrote to memory of 1952 1176 regsvr32.exe 28 PID 1176 wrote to memory of 1952 1176 regsvr32.exe 28