Analysis
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max time kernel
118s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
20-06-2024 08:01
Static task
static1
Behavioral task
behavioral1
Sample
0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe
Resource
win7-20240508-en
General
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Target
0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe
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Size
70KB
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MD5
0435efb696d90b496f4dcd1ed76634f0
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SHA1
4c0af2b33c5bd3895fd9a3408360eb945e710af7
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SHA256
11ce42e2efb7fd927d04b1e4dd8577be06631fca42ed310249fd5744713c9b96
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SHA512
80f511e23130d9266909516561063f33cc8e6bf9f0c39a4d28f2117c19b8e48c7901c10d793a9288f2e7b0bc159da0ebda3cef29333150a92b129da6a314dce5
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SSDEEP
1536:VPnkP4DhPlgfh1Ag7v2ICzA/MeZdJxJHrtuy90CJvQPISkj1TTTTMX8u9:p84DI5CICzA/RdJxJHrtuy9nVTTTTMXP
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
RefuteAnachronism.exeRefuteAnachronism.exepid process 3040 RefuteAnachronism.exe 2664 RefuteAnachronism.exe -
Loads dropped DLL 4 IoCs
Processes:
0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exepid process 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe -
Processes:
0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe -
Drops desktop.ini file(s) 2 IoCs
Processes:
RefuteAnachronism.exeRefuteAnachronism.exedescription ioc process File opened for modification \??\f:\$recycle.bin\s-1-5-21-3691908287-3775019229-3534252667-1000\desktop.ini RefuteAnachronism.exe File opened for modification \??\f:\$recycle.bin\s-1-5-21-3691908287-3775019229-3534252667-1000\desktop.ini RefuteAnachronism.exe -
Installs/modifies Browser Helper Object 2 TTPs 1 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
Processes:
regsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{D8D2F841-C4FC-4ADE-731A-56E6D1755624} regsvr32.exe -
Drops file in Program Files directory 4 IoCs
Processes:
RefuteAnachronism.exeRefuteAnachronism.exedescription ioc process File created C:\Program Files\NebulaRudimentary\FantasiaSartorial.exe RefuteAnachronism.exe File created C:\Program Files\SartorialGrandstand\SartorialParchment.exe RefuteAnachronism.exe File opened for modification C:\Program Files\NebulaRudimentary\FantasiaSartorial.exe RefuteAnachronism.exe File opened for modification C:\Program Files\SartorialGrandstand\SartorialParchment.exe RefuteAnachronism.exe -
Drops file in Windows directory 1 IoCs
Processes:
0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exedescription ioc process File created C:\Windows\SUGUZEFHWD.dll 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 46 IoCs
Processes:
regsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D8D2F841-C4FC-4ADE-731A-56E6D1755624}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D8D2F841-C4FC-4ADE-731A-56E6D1755624}\ProgID\ = "Thunder.xunlei.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D8D2F841-C4FC-4ADE-731A-56E6D1755624}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{472A988E-2192-5F11-F0C0-ED3419BB40AB}\1.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CurVer\ = "Thunder.xunlei.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D8D2F841-C4FC-4ADE-731A-56E6D1755624}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{472A988E-2192-5F11-F0C0-ED3419BB40AB}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{472A988E-2192-5F11-F0C0-ED3419BB40AB}\1.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{472A988E-2192-5F11-F0C0-ED3419BB40AB}\1.0\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{472A988E-2192-5F11-F0C0-ED3419BB40AB}\1.0\HELPDIR\ = "C:\\Windows" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ = "Ixunlei" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1\CLSID\ = "{D8D2F841-C4FC-4ADE-731A-56E6D1755624}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\ = "xunlei Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{472A988E-2192-5F11-F0C0-ED3419BB40AB}\1.0\ = "Thunder 1.0 Type Library" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{472A988E-2192-5F11-F0C0-ED3419BB40AB}\1.0\0\win32\ = "C:\\Windows\\SUGUZEFHWD.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{472A988E-2192-5F11-F0C0-ED3419BB40AB}\1.0\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\ = "{472A988E-2192-5F11-F0C0-ED3419BB40AB}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei\CLSID\ = "{D8D2F841-C4FC-4ADE-731A-56E6D1755624}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D8D2F841-C4FC-4ADE-731A-56E6D1755624}\ = "xunlei Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D8D2F841-C4FC-4ADE-731A-56E6D1755624}\VersionIndependentProgID\ = "Thunder.xunlei" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D8D2F841-C4FC-4ADE-731A-56E6D1755624}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D8D2F841-C4FC-4ADE-731A-56E6D1755624}\TypeLib\ = "{472A988E-2192-5F11-F0C0-ED3419BB40AB}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1\ = "xunlei Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D8D2F841-C4FC-4ADE-731A-56E6D1755624}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{472A988E-2192-5F11-F0C0-ED3419BB40AB} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{472A988E-2192-5F11-F0C0-ED3419BB40AB}\1.0\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D8D2F841-C4FC-4ADE-731A-56E6D1755624}\InprocServer32\ = "C:\\Windows\\SUGUZEFHWD.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\ = "Ixunlei" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib\ = "{472A988E-2192-5F11-F0C0-ED3419BB40AB}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Thunder.xunlei.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D8D2F841-C4FC-4ADE-731A-56E6D1755624} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D8D2F841-C4FC-4ADE-731A-56E6D1755624}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{11D9AE74-3FC1-41D6-911B-F5F503BBD8FE}\TypeLib regsvr32.exe -
Suspicious use of SetWindowsHookEx 9 IoCs
Processes:
0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exeRefuteAnachronism.exeRefuteAnachronism.exepid process 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe 3040 RefuteAnachronism.exe 3040 RefuteAnachronism.exe 2664 RefuteAnachronism.exe 2664 RefuteAnachronism.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exedescription pid process target process PID 2548 wrote to memory of 3020 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe regsvr32.exe PID 2548 wrote to memory of 3020 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe regsvr32.exe PID 2548 wrote to memory of 3020 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe regsvr32.exe PID 2548 wrote to memory of 3020 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe regsvr32.exe PID 2548 wrote to memory of 3020 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe regsvr32.exe PID 2548 wrote to memory of 3020 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe regsvr32.exe PID 2548 wrote to memory of 3020 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe regsvr32.exe PID 2548 wrote to memory of 3040 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe RefuteAnachronism.exe PID 2548 wrote to memory of 3040 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe RefuteAnachronism.exe PID 2548 wrote to memory of 3040 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe RefuteAnachronism.exe PID 2548 wrote to memory of 3040 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe RefuteAnachronism.exe PID 2548 wrote to memory of 2664 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe RefuteAnachronism.exe PID 2548 wrote to memory of 2664 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe RefuteAnachronism.exe PID 2548 wrote to memory of 2664 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe RefuteAnachronism.exe PID 2548 wrote to memory of 2664 2548 0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe RefuteAnachronism.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\0435efb696d90b496f4dcd1ed76634f0_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2548 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe /s "C:\Windows\SUGUZEFHWD.dll"2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:3020 -
C:\Users\Admin\AppData\Local\Temp\RefuteAnachronism.exe"C:\Users\Admin\AppData\Local\Temp\RefuteAnachronism.exe"2⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
PID:3040 -
C:\Users\Admin\AppData\Local\Temp\RefuteAnachronism.exeC:\Users\Admin\AppData\Local\Temp\RefuteAnachronism.exe2⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
PID:2664
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
70KB
MD50435efb696d90b496f4dcd1ed76634f0
SHA14c0af2b33c5bd3895fd9a3408360eb945e710af7
SHA25611ce42e2efb7fd927d04b1e4dd8577be06631fca42ed310249fd5744713c9b96
SHA51280f511e23130d9266909516561063f33cc8e6bf9f0c39a4d28f2117c19b8e48c7901c10d793a9288f2e7b0bc159da0ebda3cef29333150a92b129da6a314dce5
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Filesize
102KB
MD57c6c8aae4ee93e1133482982ae4b43e8
SHA1b8ed7dfbf980a5ddae7865c917bbb58be04c51d2
SHA25621b8102e9af67f442fbdac2bc7b75ec739a4fd32816cf879d73af9fc133bb994
SHA5120a562fa4aa0c46da2297df655dfdbf822a3b5fbe1f095dbb441bdbd874c753d7da2ee764516513fb5d39eeb2072458e2c67068148943acf7bd70e5308ac3ca35
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Filesize
28KB
MD5619b4cf619eaebe531bb252e99cdd23b
SHA175131437e0039afc65aca67a7a54885b58b8054e
SHA256cb6686fe656cba89761f291c52a77f9f5d9c50fa20d277d4e2e1bfa122e02402
SHA51240a84a0a5b9246cff882a12e76b1e014fb9b6f018a637402f74bfd24155dd64b7a1ff519907a1e24b64ca1382a191adf6d29499d8f340426cb6876cd2fe3e6d3