Analysis
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max time kernel
140s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
28/10/2024, 16:13
Static task
static1
Behavioral task
behavioral1
Sample
7a60b50352bd4eba11823f14db8886c8_JaffaCakes118.dll
Resource
win7-20241023-en
General
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Target
7a60b50352bd4eba11823f14db8886c8_JaffaCakes118.dll
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Size
396KB
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MD5
7a60b50352bd4eba11823f14db8886c8
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SHA1
91cee6e2f1344de38e11d862372ccf92f59709e5
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SHA256
3bfb2eb0267863841b39e79b19dae6ed7dd51e41f75829a901a99b5a56557525
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SHA512
e9befb4306dad456f2c71e01df96434fc98d5a3a5e63b33f9ee9159a4791061acef4a8ef2eefeb50350cf274883846e57d6dcee6810fecf3873e9b9c3ffa2fb9
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SSDEEP
6144:qqLbBaUl9Q16a/Zc9YBnSE/d7hodP0KwK5PIaUtCrFTzS:5tlZa/ZcSBnSmd7hodP0JK5wbsTzS
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 1108 regsvr32mgr.exe -
Loads dropped DLL 1 IoCs
pid Process 1108 regsvr32mgr.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\regsvr32mgr.exe regsvr32.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3516 1108 WerFault.exe 85 -
System Location Discovery: System Language Discovery 1 TTPs 2 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32mgr.exe -
Modifies registry class 51 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A94F5760-C832-4770-A124-599DCEC40B9F}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A94F5760-C832-4770-A124-599DCEC40B9F}\TypeLib\ = "{53EBB771-DC33-46D9-8A0D-468780290AD2}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\hpqSSPrEn.PrinterEnumerator regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3B21862E-2745-4721-B4D8-37EF74CDC290}\ProgID\ = "hpqSSPrEn.PrinterEnumerator.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3B21862E-2745-4721-B4D8-37EF74CDC290}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\7a60b50352bd4eba11823f14db8886c8_JaffaCakes118.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53EBB771-DC33-46D9-8A0D-468780290AD2}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53EBB771-DC33-46D9-8A0D-468780290AD2}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A94F5760-C832-4770-A124-599DCEC40B9F}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A94F5760-C832-4770-A124-599DCEC40B9F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\hpqSSPrEn.PrinterEnumerator\ = "PrinterEnumerator Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3B21862E-2745-4721-B4D8-37EF74CDC290} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A94F5760-C832-4770-A124-599DCEC40B9F}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\hpqSSPrEn.PrinterEnumerator.1\ = "PrinterEnumerator Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\hpqSSPrEn.PrinterEnumerator\CLSID\ = "{3B21862E-2745-4721-B4D8-37EF74CDC290}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\hpqSSPrEn.PrinterEnumerator.1\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\hpqSSPrEn.PrinterEnumerator\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\hpqSSPrEn.PrinterEnumerator\CurVer\ = "hpqSSPrEn.PrinterEnumerator.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3B21862E-2745-4721-B4D8-37EF74CDC290}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3B21862E-2745-4721-B4D8-37EF74CDC290}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53EBB771-DC33-46D9-8A0D-468780290AD2}\1.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{D06CAD48-EAB9-4747-9489-61509D3CC0CE}\ = "hpqSSPrEn" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\hpqSSPrEn.DLL\AppID = "{D06CAD48-EAB9-4747-9489-61509D3CC0CE}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A94F5760-C832-4770-A124-599DCEC40B9F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A94F5760-C832-4770-A124-599DCEC40B9F}\TypeLib\ = "{53EBB771-DC33-46D9-8A0D-468780290AD2}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A94F5760-C832-4770-A124-599DCEC40B9F} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53EBB771-DC33-46D9-8A0D-468780290AD2}\1.0\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53EBB771-DC33-46D9-8A0D-468780290AD2}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\7a60b50352bd4eba11823f14db8886c8_JaffaCakes118.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3B21862E-2745-4721-B4D8-37EF74CDC290}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3B21862E-2745-4721-B4D8-37EF74CDC290}\VersionIndependentProgID\ = "hpqSSPrEn.PrinterEnumerator" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3B21862E-2745-4721-B4D8-37EF74CDC290}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3B21862E-2745-4721-B4D8-37EF74CDC290}\AppID = "{D06CAD48-EAB9-4747-9489-61509D3CC0CE}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53EBB771-DC33-46D9-8A0D-468780290AD2}\1.0\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{D06CAD48-EAB9-4747-9489-61509D3CC0CE} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\hpqSSPrEn.PrinterEnumerator\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53EBB771-DC33-46D9-8A0D-468780290AD2}\1.0\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3B21862E-2745-4721-B4D8-37EF74CDC290}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53EBB771-DC33-46D9-8A0D-468780290AD2}\1.0\ = "hpqSSPrEn 1.0 Type Library" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53EBB771-DC33-46D9-8A0D-468780290AD2} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53EBB771-DC33-46D9-8A0D-468780290AD2}\1.0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A94F5760-C832-4770-A124-599DCEC40B9F}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A94F5760-C832-4770-A124-599DCEC40B9F}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A94F5760-C832-4770-A124-599DCEC40B9F}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\hpqSSPrEn.DLL regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3B21862E-2745-4721-B4D8-37EF74CDC290}\ = "PrinterEnumerator Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3B21862E-2745-4721-B4D8-37EF74CDC290}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3B21862E-2745-4721-B4D8-37EF74CDC290}\TypeLib\ = "{53EBB771-DC33-46D9-8A0D-468780290AD2}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A94F5760-C832-4770-A124-599DCEC40B9F} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A94F5760-C832-4770-A124-599DCEC40B9F}\ = "IPrinterEnumerator" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A94F5760-C832-4770-A124-599DCEC40B9F}\ = "IPrinterEnumerator" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\hpqSSPrEn.PrinterEnumerator.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\hpqSSPrEn.PrinterEnumerator.1\CLSID\ = "{3B21862E-2745-4721-B4D8-37EF74CDC290}" regsvr32.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4924 wrote to memory of 1848 4924 regsvr32.exe 84 PID 4924 wrote to memory of 1848 4924 regsvr32.exe 84 PID 4924 wrote to memory of 1848 4924 regsvr32.exe 84 PID 1848 wrote to memory of 1108 1848 regsvr32.exe 85 PID 1848 wrote to memory of 1108 1848 regsvr32.exe 85 PID 1848 wrote to memory of 1108 1848 regsvr32.exe 85
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\7a60b50352bd4eba11823f14db8886c8_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:4924 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\7a60b50352bd4eba11823f14db8886c8_JaffaCakes118.dll2⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1848 -
C:\Windows\SysWOW64\regsvr32mgr.exeC:\Windows\SysWOW64\regsvr32mgr.exe3⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1108 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1108 -s 4324⤵
- Program crash
PID:3516
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1108 -ip 11081⤵PID:2528
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.6MB
MD54f3387277ccbd6d1f21ac5c07fe4ca68
SHA1e16506f662dc92023bf82def1d621497c8ab5890
SHA256767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA5129da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219
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Filesize
191KB
MD581bead4ed3b77609668f22d75101ae8e
SHA1f2f242e8347b7d1d7a78bd718963bb81e42b2eaa
SHA256d47d2370acf54ddbfbd87ec8cd5884e0d9c7be8130f2f4e55bde269f6f01b996
SHA512333beecf4abaf596f464c5963090a760b8697b1320809fe4c6943c6f323abff6093af14caf3cd28681f80d1ac9c00aaf4d9ee551bab70cadd63e373527ee5740