Analysis
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max time kernel
149s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
06/09/2024, 03:18
Static task
static1
Behavioral task
behavioral1
Sample
ce8606e7c60cfb774504c9874458c695_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ce8606e7c60cfb774504c9874458c695_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
ce8606e7c60cfb774504c9874458c695_JaffaCakes118.exe
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Size
1.3MB
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MD5
ce8606e7c60cfb774504c9874458c695
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SHA1
8da1bada7cf387d317159d0d7ab83b7c4a4457a5
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SHA256
0981b52fcb3603e4053d92903b8b35dbafaf0e099081774b0a26dfa555b75a4d
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SHA512
b8f22ac5e7205b5d2d09fb8b41a4bdf2bc8648c18930f3d18010a84849031289190607bcd9ba917a0007554697af0f1020f04ed4a6616235aa907aa2b1927f55
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SSDEEP
24576:04KevxLJj0a9Y4PyZeqsW5JTJ48C70TPmc94+2mQ7v21rwX2dv0pkR86HyW8s+:0mlpYpevWzK8pTPmT+jfvEqF+
Malware Config
Signatures
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation ce8606e7c60cfb774504c9874458c695_JaffaCakes118.exe Key value queried \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation rinst.exe -
Executes dropped EXE 3 IoCs
pid Process 2600 rinst.exe 4504 catia4.exe 744 bpk.exe -
Loads dropped DLL 5 IoCs
pid Process 744 bpk.exe 744 bpk.exe 744 bpk.exe 2472 WerFault.exe 460 ce8606e7c60cfb774504c9874458c695_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\bpk = "C:\\Windows\\SysWOW64\\bpk.exe" bpk.exe -
Installs/modifies Browser Helper Object 2 TTPs 2 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\{1E1B2879-88FF-11D3-8D96-D7ACAC95951A} bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1E1B2879-88FF-11D3-8D96-D7ACAC95951A}\ = "PK IE Plugin" bpk.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\pk.bin rinst.exe File created C:\Windows\SysWOW64\bpk.exe rinst.exe File created C:\Windows\SysWOW64\bpkhk.dll rinst.exe File created C:\Windows\SysWOW64\bpkwb.dll rinst.exe File created C:\Windows\SysWOW64\inst.dat rinst.exe File created C:\Windows\SysWOW64\rinst.exe rinst.exe File opened for modification C:\Windows\SysWOW64\pk.bin bpk.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 2472 4504 WerFault.exe 88 -
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 bpk.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ce8606e7c60cfb774504c9874458c695_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rinst.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language catia4.exe -
Modifies registry class 46 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1E1B2879-88FF-11D3-8D96-D7ACAC95951A}\InprocServer32 bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1E1B2878-88FF-11D3-8D96-D7ACAC95951A}\TypeLib\Version = "1.0" bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D3-8D96-D7ACAC95951A}\1.0\0\win32 bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1E1B2878-88FF-11D3-8D96-D7ACAC95951A} bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1E1B2878-88FF-11D3-8D96-D7ACAC95951A}\ProxyStubClsid32 bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\PK.IE\CLSID bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PK.IE\CLSID\ = "{1E1B2879-88FF-11D3-8D96-D7ACAC95951A}" bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\PK.IE\CurVer bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1E1B2879-88FF-11D3-8D96-D7ACAC95951A}\InprocServer32\ = "C:\\Windows\\SysWow64\\bpkwb.dll" bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D3-8D96-D7ACAC95951A}\1.0\FLAGS bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\PK.IE.1\CLSID bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PK.IE.1\CLSID\ = "{1E1B2879-88FF-11D3-8D96-D7ACAC95951A}" bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1E1B2878-88FF-11D3-8D96-D7ACAC95951A} bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1E1B2878-88FF-11D3-8D96-D7ACAC95951A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D3-8D96-D7ACAC95951A}\1.0\FLAGS\ = "0" bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D3-8D96-D7ACAC95951A}\1.0\0 bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1E1B2878-88FF-11D3-8D96-D7ACAC95951A}\TypeLib\ = "{1E1B286C-88FF-11D3-8D96-D7ACAC95951A}" bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1E1B2879-88FF-11D3-8D96-D7ACAC95951A} bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1E1B2879-88FF-11D3-8D96-D7ACAC95951A}\VersionIndependentProgID bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1E1B2879-88FF-11D3-8D96-D7ACAC95951A}\TypeLib bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D3-8D96-D7ACAC95951A} bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D3-8D96-D7ACAC95951A}\1.0\ = "BPK IE Plugin Type Library" bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1E1B2878-88FF-11D3-8D96-D7ACAC95951A}\ProxyStubClsid32 bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1E1B2878-88FF-11D3-8D96-D7ACAC95951A}\TypeLib bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1E1B2879-88FF-11D3-8D96-D7ACAC95951A}\Programmable bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D3-8D96-D7ACAC95951A}\1.0 bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D3-8D96-D7ACAC95951A}\1.0\0\win32\ = "C:\\Windows\\SysWow64\\bpkwb.dll" bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D3-8D96-D7ACAC95951A}\1.0\HELPDIR bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1E1B286C-88FF-11D3-8D96-D7ACAC95951A}\1.0\HELPDIR\ = "C:\\Windows\\SysWow64\\" bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PK.IE.1\ = "IE Plugin Class" bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1E1B2879-88FF-11D3-8D96-D7ACAC95951A}\ProgID bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1E1B2879-88FF-11D3-8D96-D7ACAC95951A}\InprocServer32\ThreadingModel = "Apartment" bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1E1B2879-88FF-11D3-8D96-D7ACAC95951A}\TypeLib\ = "{1E1B286C-88FF-11D3-8D96-D7ACAC95951A}" bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1E1B2878-88FF-11D3-8D96-D7ACAC95951A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\PK.IE.1 bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\PK.IE bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PK.IE\ = "IE Class" bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1E1B2879-88FF-11D3-8D96-D7ACAC95951A}\ = "IE Plugin Class" bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1E1B2879-88FF-11D3-8D96-D7ACAC95951A}\ProgID\ = "PK.IE.1" bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1E1B2878-88FF-11D3-8D96-D7ACAC95951A}\TypeLib\Version = "1.0" bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1E1B2878-88FF-11D3-8D96-D7ACAC95951A}\ = "IViewSource" bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PK.IE\CurVer\ = "PK.IE.1" bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1E1B2879-88FF-11D3-8D96-D7ACAC95951A}\VersionIndependentProgID\ = "PK.IE" bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1E1B2878-88FF-11D3-8D96-D7ACAC95951A}\ = "IViewSource" bpk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1E1B2878-88FF-11D3-8D96-D7ACAC95951A}\TypeLib bpk.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{1E1B2878-88FF-11D3-8D96-D7ACAC95951A}\TypeLib\ = "{1E1B286C-88FF-11D3-8D96-D7ACAC95951A}" bpk.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 744 bpk.exe -
Suspicious use of SendNotifyMessage 64 IoCs
pid Process 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe -
Suspicious use of SetWindowsHookEx 9 IoCs
pid Process 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe 744 bpk.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 460 wrote to memory of 2600 460 ce8606e7c60cfb774504c9874458c695_JaffaCakes118.exe 86 PID 460 wrote to memory of 2600 460 ce8606e7c60cfb774504c9874458c695_JaffaCakes118.exe 86 PID 460 wrote to memory of 2600 460 ce8606e7c60cfb774504c9874458c695_JaffaCakes118.exe 86 PID 2600 wrote to memory of 4504 2600 rinst.exe 88 PID 2600 wrote to memory of 4504 2600 rinst.exe 88 PID 2600 wrote to memory of 4504 2600 rinst.exe 88 PID 2600 wrote to memory of 744 2600 rinst.exe 89 PID 2600 wrote to memory of 744 2600 rinst.exe 89 PID 2600 wrote to memory of 744 2600 rinst.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\ce8606e7c60cfb774504c9874458c695_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ce8606e7c60cfb774504c9874458c695_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:460 -
C:\Users\Admin\AppData\Local\Temp\RarSFX0\rinst.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\rinst.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2600 -
C:\Users\Admin\AppData\Local\Temp\RarSFX0\catia4.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\catia4.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4504 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4504 -s 2524⤵
- Loads dropped DLL
- Program crash
PID:2472
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C:\Windows\SysWOW64\bpk.exeC:\Windows\system32\bpk.exe3⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:744
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4504 -ip 45041⤵PID:4952
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Browser Extensions
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
428KB
MD5850ded5a30b4e5bca781d77c0efcf16d
SHA1cc2554aed78e2eb443a20df97634fbe8931bd276
SHA256e7a53ae81f17e5c4e732e64a5f52c35ab8879abea4f508c0c42c82f5bc0d4a9e
SHA512bb3fd071a5df5608510e65e0655fc12d6a9f933a410a16fd34289654b58ac9abce9f44afdc8edddb291acd4997c588ab7e7a04daf6a617e0ddaf2282d8a268c9
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Filesize
24KB
MD59b60660cccada3f585c3e4284195e9c5
SHA18c21b1490ccc99088a87f6b7495951a320355df1
SHA256c13d3f6a1bb8a9d652eb7802a3b2dbbf31580cbef1983a982d1a4b73ca45693e
SHA512d68baed804995afa41003393e2894f7fb473d63399a24af0ebcd8955b2789b0989372fb7f06a7d2b67a664c4d44e084867e81cc198737da0d0aafefc4e45afca
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Filesize
40KB
MD5ea84c1f4209e797370ab6e19c8c83b66
SHA16e00610a3efd07be1c9911181a8ee17da4647f11
SHA256aec793cf2d4a69bf091092f6048cb72f5ea7bea99c039fc4b82ff26f63f97754
SHA51283eaad1b220488dbb59935739e66878d6f29871c692ec5b74ca36ff790e2cb2cfc09ae326ca6e67111b904e2d63bebb7f7b569461e479c892535b4e64d502769
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Filesize
1.0MB
MD548cd21d1cbb7ee76824a0dd5c1172f50
SHA1c689d4fe81365fad9468bc246c893e88eb5049b3
SHA256310bc10e277e6f7992b868ca1e7674c78a625aea22b7ef9e468f0fb3969b02cf
SHA512fde2889cd791bae05ab8daff7b3f8e6d730cf6d408843f904384d1bc0df8f0c5a571c55e59c4ed01d90d1cbe72974ec576b7919a267174a113c789205f91a466
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Filesize
996B
MD5fdc8b63e09b55ee85772432f071a14a7
SHA106064838e6cbbda4f124d730fbb3780705e14f0e
SHA2565a9765d473e4f10d68ca988507f586d0524e1d0b7c41f75bfa1308565884cfc5
SHA512cd029e6977013ca2db03fe469022d55e7fee64ef5e756a909c6145a803860b6de41f12d4514f2ea61d3096d936ba0e9dc8bc381bb703faf1309a3340619399c9
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Filesize
4KB
MD5e39358d6de4c4142ea8bd9b9695c0007
SHA132df247d80ba8e20af8acf8bfbd0d4009873dd0d
SHA2563713b0cbe936c2088eb4738a40cc90696799490ea49a6ba15fa79a0fc9e954f4
SHA5123686cdab43db7d03ec10288eac86b46e78fb721c9dfe5a350c02c3c435b555ea6f663f09f65644617b9efd38aeaa762f601a8f21adc0446a2da4d66d5189ec54
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Filesize
7KB
MD5fbe4bab53f74d3049ef4b306d4cd8742
SHA16504b63908997a71a65997fa31eda4ae4de013e7
SHA256446658dd5af649857fff445c600f26cdc1d0c19c86a080f312b89b1890182092
SHA512d458ab806a3ed3d1494a13ad8a75df874a0b227cb4f337996cb82df3c4a26dc9c4fe48a664b53b052a4af123ea8d89911d9d9493870e6b5992d5621a32260c2f
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Filesize
428KB
MD5137cb2835b1d91386ac2b1b565c6492d
SHA1acc7213b0b856db29aa6d10b49884c432a05e75f
SHA256a8cea204954ffa11134f0be8ac0fed6c9939b54c369cc7f8312059c0a601c390
SHA512b55cb7be2a077006497aa6cd08459fa9a000bce6eb970a1dd2a28143c3859a1ee26edadb6890d6de848701bbc7c6373ef35f051ebdaaac296e6afc8b32fba688
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Filesize
24KB
MD59ac9028338d1b353a7cacb563bb91df7
SHA1a20c5dee8f05c91686324cec2d5b092bafe58339
SHA25693c0e7f41d5d74217189e4cc2d5cdb8f97d8e5eeef0a0dcf4cecd67e3393682c
SHA512ac83c8f7b6fe913487015d8d7a2e430e917d230b6b2907150f6c4a73bf64c3a02320dddc29fea03db5df8ac5620d8a902fe7be80ba1b1bd1e6f5b8b1b016ddfe
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Filesize
40KB
MD521d4e01f38b5efd64ad6816fa0b44677
SHA15242d2c5b450c773b9fa3ad014a8aba9b7bb206a
SHA2563285df0c25d4b9b6d5ccbe166a3ce3d04f5cb3a0d61c8bf29bf5f953e51b0977
SHA51277dae941676a56664da89c7670d29ed5402032c8040df1cc231986733c78f0dc56c41f7a276ec9ea8336e3fa2bfc68d3121048e9585bf0d8a98917d799f669b8
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Filesize
4KB
MD57e2193e50e8e85823c403284209fafb2
SHA1deb66e249058fbde3eb92161c9f59500964f24db
SHA256a56f567488026e4b24220220b10c27a11d5fdfa251d03f464400dafba5d7f2c4
SHA512827dc7cf4dda9561e6edcf869ad3f67e5c3f071b7ca2dc172b151d819144476477290cf71051ef89369e8ded400ae7a2483ae677d95144cfb9247aac7ca2f6d2