Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
31/10/2024, 14:49
Static task
static1
Behavioral task
behavioral1
Sample
835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe
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Size
60KB
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MD5
835759aebbd9d2ac10b6e7ae25b7e8d3
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SHA1
d47d1d378c9b20dc3ce2e5c202fa9f8478e06b98
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SHA256
02cd7c84b903401c79912c13872510517779077cf3b4dfb683e2d01b3a48fae2
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SHA512
3da4c02fe8d48336497ca4a0c1c8a29b9c081ac10cd6540948f2595268febb36de5fbd092a708a0173c624c24b1a129529786695ea462bca20e2cb53a47d3cf2
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SSDEEP
768:TED6ScJar0b01CamqZHKyKMB4Rn2iYkHj1WBw/N5bMzPRd/UIKJyFd/k:QcJar0O5m6eD1Wu07UuFdc
Malware Config
Signatures
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Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 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 835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regedit.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{4B8D90B1-9799-11EF-90A9-D60C98DC526F} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe -
Modifies registry class 14 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec\ifexec regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec\ifexec\ = "[]" regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec\ = "[ViewFolder(\"%l\", %I, %S)]" regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec\NoActivateHandler regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec\topic regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open regedit.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ExplorerFlags = "18" regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\command regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec\application regedit.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\BrowserFlags = "16" regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec\application\ = "Folders" regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\ddeexec\topic\ = "AppProperties" regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shell\open\command\ = "%SystemRoot%\\Explorer.exe /idlist,%I,%L" regedit.exe -
Runs .reg file with regedit 1 IoCs
pid Process 2012 regedit.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1320 835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2944 iexplore.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 1320 835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe 2944 iexplore.exe 2944 iexplore.exe 2756 IEXPLORE.EXE 2756 IEXPLORE.EXE 2756 IEXPLORE.EXE 2756 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 1320 wrote to memory of 2772 1320 835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe 30 PID 1320 wrote to memory of 2772 1320 835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe 30 PID 1320 wrote to memory of 2772 1320 835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe 30 PID 1320 wrote to memory of 2772 1320 835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe 30 PID 1320 wrote to memory of 2944 1320 835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe 32 PID 1320 wrote to memory of 2944 1320 835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe 32 PID 1320 wrote to memory of 2944 1320 835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe 32 PID 1320 wrote to memory of 2944 1320 835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe 32 PID 2772 wrote to memory of 2012 2772 cmd.exe 33 PID 2772 wrote to memory of 2012 2772 cmd.exe 33 PID 2772 wrote to memory of 2012 2772 cmd.exe 33 PID 2772 wrote to memory of 2012 2772 cmd.exe 33 PID 2944 wrote to memory of 2756 2944 iexplore.exe 34 PID 2944 wrote to memory of 2756 2944 iexplore.exe 34 PID 2944 wrote to memory of 2756 2944 iexplore.exe 34 PID 2944 wrote to memory of 2756 2944 iexplore.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\835759aebbd9d2ac10b6e7ae25b7e8d3_JaffaCakes118.exe"1⤵
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1320 -
C:\Windows\SysWOW64\cmd.execmd.exe /c regedit /s "C:\Users\Admin\AppData\Local\Temp\getback.reg"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2772 -
C:\Windows\SysWOW64\regedit.exeregedit /s "C:\Users\Admin\AppData\Local\Temp\getback.reg"3⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
- Runs .reg file with regedit
PID:2012
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://union.wanwan.cc/Stat.ashx?Mac=D6C98DC526F&Hard=232138804165&ClientType=Home&Process=31&UserID=0017&Authen=752-7272⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2944 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2944 CREDAT:275457 /prefetch:23⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2756
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5ed19fa04a4b9d7567cb940a1ea587c1b
SHA165a184b3711482171c6375e45e5d23561371c909
SHA2569e9692ec5dda2ad83557ca817a7ff4beaeab72a876dc285ea63461c70d27177c
SHA5122e5b5c6306bdb12aee9352da841378c5b5338673a2f7cf8f4478aceb32f283c6ed314d509fe1828439d72e6ceb7e58f333498f8f033736904cb76d2277173896
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD534f37281c74b01d1abc209df4338a5e8
SHA1c89f74650d6064f47b21c8a852247d88ae3394f8
SHA25633451600aad42944c0391c8a06057ed1d30a4b876c579e6e31d01fc3e6619fb7
SHA512b236959f0d02cd4af961ef1f70e40c70b0444d89083db6171504ac49e10b33aafa63b909edc1dafdb541c0c0d033cafd2700675d176ba85beb45ccfa542efcbd
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD595baaba8385f2ce237a4b1e986c789d2
SHA16722f3faf25d79926552ffc184f31ad40a3eb956
SHA256e22069a74dc41bf34fcabf49b6a93733318bc60767677fa05ef5efb3083e7900
SHA51255085c8a101933382b48b6f9da0a00cc23d03f6cf6fbf70558a8f76ab4fd43c3d8b8064b20c66dfab9c96847c5088937011b1013190d3a008161d1da79f9d900
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
1KB
MD5626e2d76f5c328d57a3eff6a7f94d129
SHA1210fd33fa005775b30a8fd40a065a2e788934216
SHA2565d9ae4b62924d6da9c35305bfd0d61c893767b7113f8b2f239da02057f8bee6e
SHA512629290bd5791a42327b3b70a68609c6b0b9114365be8579553e01e6cbc98996c0fab475b88c0dd80d34dcc325453401c6cce26fb70ed67a9cb08271a07fd85a1