Overview
overview
7Static
static
35052cf2d1f...18.exe
windows7-x64
75052cf2d1f...18.exe
windows10-2004-x64
7$_2_/Downl...PS.dll
windows7-x64
3$_2_/Downl...PS.dll
windows10-2004-x64
3$_2_/Extract.dll
windows7-x64
3$_2_/Extract.dll
windows10-2004-x64
3$_2_/MiniQQDL.exe
windows7-x64
7$_2_/MiniQQDL.exe
windows10-2004-x64
7$_2_/TNProxy.dll
windows7-x64
3$_2_/TNProxy.dll
windows10-2004-x64
3$_2_/Tencentdl.exe
windows7-x64
3$_2_/Tencentdl.exe
windows10-2004-x64
3$_2_/dlcore.dll
windows7-x64
3$_2_/dlcore.dll
windows10-2004-x64
3$_2_/predown.dll
windows7-x64
3$_2_/predown.dll
windows10-2004-x64
3Analysis
-
max time kernel
121s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17/10/2024, 02:20
Static task
static1
Behavioral task
behavioral1
Sample
5052cf2d1f8b28b72768fae254e34a64_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
5052cf2d1f8b28b72768fae254e34a64_JaffaCakes118.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$_2_/DownloadProxyPS.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$_2_/DownloadProxyPS.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
$_2_/Extract.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$_2_/Extract.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
$_2_/MiniQQDL.exe
Resource
win7-20240729-en
Behavioral task
behavioral8
Sample
$_2_/MiniQQDL.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
$_2_/TNProxy.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
$_2_/TNProxy.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
$_2_/Tencentdl.exe
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
$_2_/Tencentdl.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
$_2_/dlcore.dll
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
$_2_/dlcore.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
$_2_/predown.dll
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
$_2_/predown.dll
Resource
win10v2004-20241007-en
General
-
Target
$_2_/DownloadProxyPS.dll
-
Size
65KB
-
MD5
4ceb4641a90de4feee34ba5f949d41ba
-
SHA1
cb060db236d9938f97b5e4e2d1b1c663071a2bd7
-
SHA256
2a075c11148c3f04163b9ffdaa05d4b46bc55c96b2fe50d0a39cc377139c2b26
-
SHA512
932960a503817683c3d7c66695732ec6dc59887b0eaa8d53c4e26e1de6fd6c4e9291a4afe25d898c9b02dfe4cd976414f66b715b861e7974e765bff587fa2d27
-
SSDEEP
768:AiDiESGpQV9RVDsRzncSKw1/Yagi0+pdVt02hrLWHbCb:hGGKVoRYSKwx1l0+9t02Za7Cb
Malware Config
Signatures
-
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
Modifies registry class 19 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7044CE4B-FE34-4DD1-A0FA-157E1E179ECA}\InProcServer32\ThreadingModel = "Both" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7044CE4B-FE34-4DD1-A0FA-157E1E179ECA}\ProxyStubClsid32\ = "{7044CE4B-FE34-4DD1-A0FA-157E1E179ECA}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7044CE4B-FE34-4DD1-A0FA-157E1E179ECA}\NumMethods\ = "15" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6B3732AA-F6D4-4F16-9E22-49EDC52C9514}\ = "IDownloader_2" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6B3732AA-F6D4-4F16-9E22-49EDC52C9514}\NumMethods regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7044CE4B-FE34-4DD1-A0FA-157E1E179ECA} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7044CE4B-FE34-4DD1-A0FA-157E1E179ECA}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$_2_\\DownloadProxyPS.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7044CE4B-FE34-4DD1-A0FA-157E1E179ECA}\ = "PSFactoryBuffer" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7044CE4B-FE34-4DD1-A0FA-157E1E179ECA} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7044CE4B-FE34-4DD1-A0FA-157E1E179ECA}\ = "IDownloader" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6B3732AA-F6D4-4F16-9E22-49EDC52C9514} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7044CE4B-FE34-4DD1-A0FA-157E1E179ECA}\InProcServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7044CE4B-FE34-4DD1-A0FA-157E1E179ECA}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7044CE4B-FE34-4DD1-A0FA-157E1E179ECA}\NumMethods regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6B3732AA-F6D4-4F16-9E22-49EDC52C9514}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6B3732AA-F6D4-4F16-9E22-49EDC52C9514}\ProxyStubClsid32\ = "{7044CE4B-FE34-4DD1-A0FA-157E1E179ECA}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6B3732AA-F6D4-4F16-9E22-49EDC52C9514}\NumMethods\ = "6" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2612 wrote to memory of 1360 2612 regsvr32.exe 30 PID 2612 wrote to memory of 1360 2612 regsvr32.exe 30 PID 2612 wrote to memory of 1360 2612 regsvr32.exe 30 PID 2612 wrote to memory of 1360 2612 regsvr32.exe 30 PID 2612 wrote to memory of 1360 2612 regsvr32.exe 30 PID 2612 wrote to memory of 1360 2612 regsvr32.exe 30 PID 2612 wrote to memory of 1360 2612 regsvr32.exe 30
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\$_2_\DownloadProxyPS.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2612 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\$_2_\DownloadProxyPS.dll2⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:1360
-