Overview
overview
7Static
static
7a7be1355d8...18.exe
windows7-x64
7a7be1355d8...18.exe
windows10-2004-x64
7$PLUGINSDI...ig.dll
windows7-x64
3$PLUGINSDI...ig.dll
windows10-2004-x64
3$PLUGINSDI...dl.dll
windows7-x64
3$PLUGINSDI...dl.dll
windows10-2004-x64
3$PLUGINSDI...el.dll
windows7-x64
7$PLUGINSDI...el.dll
windows10-2004-x64
7$PLUGINSDIR/UAC.dll
windows7-x64
3$PLUGINSDIR/UAC.dll
windows10-2004-x64
3$PLUGINSDI...ss.dll
windows7-x64
3$PLUGINSDI...ss.dll
windows10-2004-x64
3$PLUGINSDIR/time.dll
windows7-x64
3$PLUGINSDIR/time.dll
windows10-2004-x64
3WTool.dll
windows7-x64
6WTool.dll
windows10-2004-x64
6WTool.exe
windows7-x64
6WTool.exe
windows10-2004-x64
6Analysis
-
max time kernel
16s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
18-08-2024 18:27
Behavioral task
behavioral1
Sample
a7be1355d86fadca5ad8aaa6da05b22a_JaffaCakes118.exe
Resource
win7-20240708-en
windows7-x64
Behavioral task
behavioral2
Sample
a7be1355d86fadca5ad8aaa6da05b22a_JaffaCakes118.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral3
Sample
$PLUGINSDIR/IpConfig.dll
Resource
win7-20240705-en
windows7-x64
Behavioral task
behavioral4
Sample
$PLUGINSDIR/IpConfig.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral5
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win7-20240705-en
windows7-x64
Behavioral task
behavioral6
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral7
Sample
$PLUGINSDIR/SelfDel.dll
Resource
win7-20240704-en
windows7-x64
Behavioral task
behavioral8
Sample
$PLUGINSDIR/SelfDel.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral9
Sample
$PLUGINSDIR/UAC.dll
Resource
win7-20240704-en
windows7-x64
Behavioral task
behavioral10
Sample
$PLUGINSDIR/UAC.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win7-20240704-en
windows7-x64
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral13
Sample
$PLUGINSDIR/time.dll
Resource
win7-20240705-en
windows7-x64
Behavioral task
behavioral14
Sample
$PLUGINSDIR/time.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral15
Sample
WTool.dll
Resource
win7-20240708-en
windows7-x64
Behavioral task
behavioral16
Sample
WTool.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral17
Sample
WTool.exe
Resource
win7-20240705-en
windows7-x64
Behavioral task
behavioral18
Sample
WTool.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
General
-
Target
WTool.dll
-
Size
174KB
-
MD5
7cd05c15ed6cfcba4fef8de891386adc
-
SHA1
8e878dae8bd501c311a50dfe2afd78e507ed86df
-
SHA256
493ded4890f015651d04440696706f8f1513bd67005be49f8cf7a5419cd2300a
-
SHA512
62ecdddc96e61b5c3b22038e0dd4bf68ab800a36a135c1039bd649b22a75b97a2748463995dc34db9abc9af2311e6e482a29f1ee76dc7f2c8889f22d2b7259fb
-
SSDEEP
3072:dVUPKGI5Y+VPlu7s2Sip2i/3PgFjBefz4xqk0hPth44kznPdQFtvfD2q9U:wi5XlM2i0Cz4xqkQSVPdQSIU
Malware Config
Signatures
-
Installs/modifies Browser Helper Object 2 TTPs 1 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{84395E42-9FF9-4B85-9264-B1762D069593} regsvr32.exe -
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 -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Internet Explorer\Main\TabProcGrowth = "0" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\TabProcGrowth = "0" regsvr32.exe -
Modifies registry class 64 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A3AB09FD-1644-4CE2-A25E-CEB617F335A0}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{25D89E97-EEC7-4EE8-B6A5-42132E215251}\ = "ISideBand" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{25D89E97-EEC7-4EE8-B6A5-42132E215251}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WTool.BandHelper\CurVer\ = "WTool.BandHelper.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WTool.SideBand\CLSID\ = "{CD1884F6-1D50-42BC-AF79-31E85C47FC90}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CD1884F6-1D50-42BC-AF79-31E85C47FC90}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A3AB09FD-1644-4CE2-A25E-CEB617F335A0}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{25D89E97-EEC7-4EE8-B6A5-42132E215251} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WTool.BandHelper.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{84395E42-9FF9-4B85-9264-B1762D069593}\VersionIndependentProgID\ = "WTool.BandHelper" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E677998-EB26-466A-B87C-85DFCB38FAE0} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E677998-EB26-466A-B87C-85DFCB38FAE0}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E677998-EB26-466A-B87C-85DFCB38FAE0}\1.0\ = "WTool 1.0 Type Library" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E677998-EB26-466A-B87C-85DFCB38FAE0}\1.0\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A3AB09FD-1644-4CE2-A25E-CEB617F335A0}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A3AB09FD-1644-4CE2-A25E-CEB617F335A0}\TypeLib\ = "{1E677998-EB26-466A-B87C-85DFCB38FAE0}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WTool.BandHelper.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WTool.SideBand\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CD1884F6-1D50-42BC-AF79-31E85C47FC90}\ProgID\ = "WTool.SideBand.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CD1884F6-1D50-42BC-AF79-31E85C47FC90}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{25D89E97-EEC7-4EE8-B6A5-42132E215251}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A3AB09FD-1644-4CE2-A25E-CEB617F335A0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CD1884F6-1D50-42BC-AF79-31E85C47FC90}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CD1884F6-1D50-42BC-AF79-31E85C47FC90}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CD1884F6-1D50-42BC-AF79-31E85C47FC90}\Implemented Categories regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CD1884F6-1D50-42BC-AF79-31E85C47FC90}\Implemented Categories\{00021493-0000-0000-C000-000000000046} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{84395E42-9FF9-4B85-9264-B1762D069593}\ = "WToolHelper" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E677998-EB26-466A-B87C-85DFCB38FAE0}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{25D89E97-EEC7-4EE8-B6A5-42132E215251}\TypeLib\ = "{1E677998-EB26-466A-B87C-85DFCB38FAE0}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A3AB09FD-1644-4CE2-A25E-CEB617F335A0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A3AB09FD-1644-4CE2-A25E-CEB617F335A0}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A3AB09FD-1644-4CE2-A25E-CEB617F335A0}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{25D89E97-EEC7-4EE8-B6A5-42132E215251}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WTool.BandHelper\CLSID\ = "{84395E42-9FF9-4B85-9264-B1762D069593}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WTool.BandHelper\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{84395E42-9FF9-4B85-9264-B1762D069593}\ProgID\ = "WTool.BandHelper.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E677998-EB26-466A-B87C-85DFCB38FAE0}\1.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WTool.BandHelper\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E677998-EB26-466A-B87C-85DFCB38FAE0}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E677998-EB26-466A-B87C-85DFCB38FAE0}\1.0\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A3AB09FD-1644-4CE2-A25E-CEB617F335A0}\TypeLib\ = "{1E677998-EB26-466A-B87C-85DFCB38FAE0}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A3AB09FD-1644-4CE2-A25E-CEB617F335A0}\ = "IBandHelper" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{25D89E97-EEC7-4EE8-B6A5-42132E215251}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{84395E42-9FF9-4B85-9264-B1762D069593}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\WTool.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WTool.SideBand regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A3AB09FD-1644-4CE2-A25E-CEB617F335A0}\ = "IBandHelper" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{84395E42-9FF9-4B85-9264-B1762D069593}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WTool.SideBand\CurVer\ = "WTool.SideBand.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CD1884F6-1D50-42BC-AF79-31E85C47FC90}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\WTool.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E677998-EB26-466A-B87C-85DFCB38FAE0}\1.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CD1884F6-1D50-42BC-AF79-31E85C47FC90}\TypeLib\ = "{1E677998-EB26-466A-B87C-85DFCB38FAE0}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{25D89E97-EEC7-4EE8-B6A5-42132E215251}\ = "ISideBand" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WTool.BandHelper regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WTool.SideBand.1\CLSID\ = "{CD1884F6-1D50-42BC-AF79-31E85C47FC90}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WTool.SideBand\ = "SideBand Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CD1884F6-1D50-42BC-AF79-31E85C47FC90}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A3AB09FD-1644-4CE2-A25E-CEB617F335A0} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A3AB09FD-1644-4CE2-A25E-CEB617F335A0}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{25D89E97-EEC7-4EE8-B6A5-42132E215251}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{25D89E97-EEC7-4EE8-B6A5-42132E215251}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WTool.BandHelper.1\CLSID\ = "{84395E42-9FF9-4B85-9264-B1762D069593}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CD1884F6-1D50-42BC-AF79-31E85C47FC90} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CD1884F6-1D50-42BC-AF79-31E85C47FC90}\ = "WTool" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CD1884F6-1D50-42BC-AF79-31E85C47FC90}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2220 wrote to memory of 1724 2220 regsvr32.exe 30 PID 2220 wrote to memory of 1724 2220 regsvr32.exe 30 PID 2220 wrote to memory of 1724 2220 regsvr32.exe 30 PID 2220 wrote to memory of 1724 2220 regsvr32.exe 30 PID 2220 wrote to memory of 1724 2220 regsvr32.exe 30 PID 2220 wrote to memory of 1724 2220 regsvr32.exe 30 PID 2220 wrote to memory of 1724 2220 regsvr32.exe 30
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\WTool.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\WTool.dll2⤵
- Installs/modifies Browser Helper Object
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Modifies registry class
PID:1724
-