Overview
overview
6Static
static
34b5569fe25...18.exe
windows7-x64
34b5569fe25...18.exe
windows10-2004-x64
3$PLUGINSDI...AC.dll
windows7-x64
3$PLUGINSDI...AC.dll
windows10-2004-x64
3$PLUGINSDI....0.dll
windows7-x64
3$PLUGINSDI....0.dll
windows10-2004-x64
3$PLUGINSDI...VC.dll
windows7-x64
3$PLUGINSDI...VC.dll
windows10-2004-x64
3$PLUGINSDI...np.dll
windows7-x64
3$PLUGINSDI...np.dll
windows10-2004-x64
3$PLUGINSDI...CE.dll
windows7-x64
3$PLUGINSDI...CE.dll
windows10-2004-x64
3$PLUGINSDI...el.dll
windows7-x64
3$PLUGINSDI...el.dll
windows10-2004-x64
3$PLUGINSDIR/Live.dll
windows7-x64
3$PLUGINSDIR/Live.dll
windows10-2004-x64
3$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDI...le.dll
windows7-x64
3$PLUGINSDI...le.dll
windows10-2004-x64
3$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDIR/PPAP.exe
windows7-x64
3$PLUGINSDIR/PPAP.exe
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows7-x64
3$PLUGINSDI...ll.dll
windows10-2004-x64
3$PLUGINSDI...le.dll
windows7-x64
3$PLUGINSDI...le.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...nt.dll
windows7-x64
6$PLUGINSDI...nt.dll
windows10-2004-x64
3Analysis
-
max time kernel
140s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16/10/2024, 04:07
Static task
static1
Behavioral task
behavioral1
Sample
4b5569fe25d928ad0cbcd893ad22aabd_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
4b5569fe25d928ad0cbcd893ad22aabd_JaffaCakes118.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/CoreAAC.dll
Resource
win7-20240729-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/CoreAAC.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/CoreAVC.2.0.0.0.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/CoreAVC.2.0.0.0.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/CoreAVC.dll
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/CoreAVC.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/FWUpnp.dll
Resource
win7-20240729-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/FWUpnp.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/HTTP_ASF_SOURCE.dll
Resource
win7-20241010-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/HTTP_ASF_SOURCE.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/Hookkernel.dll
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/Hookkernel.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/Live.dll
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/Live.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/MP4Splitter.dll
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/MP4Splitter.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/MngModule.dll
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/MngModule.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/OPlayer.dll
Resource
win7-20240903-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/OPlayer.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/PPAP.exe
Resource
win7-20240903-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/PPAP.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral25
Sample
$PLUGINSDIR/PPHookShell.dll
Resource
win7-20240903-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/PPHookShell.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/Send_Log_Kernel_Module.dll
Resource
win7-20240903-en
Behavioral task
behavioral28
Sample
$PLUGINSDIR/Send_Log_Kernel_Module.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral29
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240729-en
Behavioral task
behavioral30
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral31
Sample
$PLUGINSDIR/TipsClient.dll
Resource
win7-20240903-en
Behavioral task
behavioral32
Sample
$PLUGINSDIR/TipsClient.dll
Resource
win10v2004-20241007-en
General
-
Target
$PLUGINSDIR/CoreAAC.dll
-
Size
312KB
-
MD5
b0ffac757be8d6cc41e1131eb2b0d959
-
SHA1
0e41733a050bc2ed53fda6337d6501b9942317c2
-
SHA256
04bf38bbd9cb8287582f9a2fb8b06e0ab30f06f676a93f4a56656b576f10e597
-
SHA512
356ecf4902f767f74670e5fcd57f26fb8a43710d0a2b3a995877e6f265119b2f091c6e5e3457dfa1767c6e4043afc470cc7090f43dd997b27c0e94c7e102bee3
-
SSDEEP
6144:+yTbEUUmDAh189YEqbBpkJzJTba96sZTiaJfOMBfcESToVk:bxUmDAn4C9GBJba96sZTf9Oy+Wk
Malware Config
Signatures
-
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
Modifies registry class 19 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BBFC1A2A-D3A2-4610-847D-26592022F86E}\ = "CoreAAC Audio Decoder Info" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{6AC7C19E-8CA0-4E3D-9A9F-2881DE29E0AC} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{6AC7C19E-8CA0-4E3D-9A9F-2881DE29E0AC}\FriendlyName = "CoreAAC Audio Decoder" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6AC7C19E-8CA0-4E3D-9A9F-2881DE29E0AC}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6AC7C19E-8CA0-4E3D-9A9F-2881DE29E0AC}\InprocServer32\ThreadingModel = "Both" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BBFC1A2A-D3A2-4610-847D-26592022F86E} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4665E44B-8B9A-4515-A086-E94ECE374608} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4665E44B-8B9A-4515-A086-E94ECE374608}\ = "CoreAAC Audio Decoder About" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4665E44B-8B9A-4515-A086-E94ECE374608}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6AC7C19E-8CA0-4E3D-9A9F-2881DE29E0AC}\ = "CoreAAC Audio Decoder" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6AC7C19E-8CA0-4E3D-9A9F-2881DE29E0AC}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$PLUGINSDIR\\CoreAAC.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BBFC1A2A-D3A2-4610-847D-26592022F86E}\InprocServer32\ThreadingModel = "Both" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BBFC1A2A-D3A2-4610-847D-26592022F86E}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BBFC1A2A-D3A2-4610-847D-26592022F86E}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$PLUGINSDIR\\CoreAAC.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4665E44B-8B9A-4515-A086-E94ECE374608}\InprocServer32\ThreadingModel = "Both" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{6AC7C19E-8CA0-4E3D-9A9F-2881DE29E0AC}\CLSID = "{6AC7C19E-8CA0-4E3D-9A9F-2881DE29E0AC}" regsvr32.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{6AC7C19E-8CA0-4E3D-9A9F-2881DE29E0AC}\FilterData = 020000000000800002000000000000003070693300000000000000000200000000000000000000003074793300000000700000008000000031747933000000007000000090000000317069330800000000000000010000000000000000000000307479330000000070000000a00000006175647300001000800000aa00389b71ff00000000001000800000aa00389b714d50344100001000800000aa00389b710100000000001000800000aa00389b71 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6AC7C19E-8CA0-4E3D-9A9F-2881DE29E0AC} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4665E44B-8B9A-4515-A086-E94ECE374608}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$PLUGINSDIR\\CoreAAC.dll" regsvr32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2060 wrote to memory of 4492 2060 regsvr32.exe 84 PID 2060 wrote to memory of 4492 2060 regsvr32.exe 84 PID 2060 wrote to memory of 4492 2060 regsvr32.exe 84
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CoreAAC.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2060 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CoreAAC.dll2⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:4492
-