Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
19/06/2024, 21:51
Behavioral task
behavioral1
Sample
00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe
Resource
win7-20240508-en
windows7-x64
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe
Resource
win10v2004-20240508-en
windows10-2004-x64
12 signatures
150 seconds
General
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Target
00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe
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Size
27KB
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MD5
00b4a2f1daf18bd2235f05d89fc2d4b1
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SHA1
de9c48ec5fe55153135fb58bc842734d40241219
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SHA256
fb6c102d3228e4368236d02fa6d6ea8710e507668bc54b235ae93faea70cee88
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SHA512
63e7fcfedeec537b1e0554422ecc2682a5b335bd64e4bcc84b345f63c0820f95e0190918b8ecc0c45be2177329cdaa417efbf035d7a97b59ed672310e05ba0d3
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SSDEEP
192:wSuKabvUcbIkxb0QCuA5Prq+82LnPPFPDFiJEDnZv+Zq+7soQ0lBIPdtg8eHfG6c:bWMMj8PrL82rPP9DFpsQsBIDufjXBu9
Score
8/10
Malware Config
Signatures
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Adds policy Run key to start application 2 TTPs 20 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ctfmon = "C:\\Windows\\ctfmon.exe" inetinfo.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run winlogon.exe Key created \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run inetinfo.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run inetinfo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ctfmon = "C:\\Windows\\ctfmon.exe" 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ctfmon = "C:\\Windows\\ctfmon.exe" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\inetinfo = "C:\\Windows\\inetinfo.exe" inetinfo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ctfmon = "C:\\Windows\\ctfmon.exe" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\inetinfo = "C:\\Windows\\inetinfo.exe" 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run winlogon.exe Key created \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run inetinfo.exe Key created \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run winlogon.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ctfmon = "C:\\Windows\\ctfmon.exe" inetinfo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\inetinfo = "C:\\Windows\\inetinfo.exe" inetinfo.exe Key created \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\inetinfo = "C:\\Windows\\inetinfo.exe" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run inetinfo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\inetinfo = "C:\\Windows\\inetinfo.exe" winlogon.exe -
Drops file in Drivers directory 10 IoCs
description ioc Process File created C:\Windows\system32\drivers\etc\networks.exe winlogon.exe File created C:\Windows\system32\drivers\etc\networks.exe inetinfo.exe File created C:\Windows\system32\drivers\etc\networks.exe winlogon.exe File opened for modification C:\Windows\system32\drivers\etc\networks.exe winlogon.exe File created C:\Windows\system32\drivers\etc\networks.exe inetinfo.exe File opened for modification C:\Windows\system32\drivers\etc\networks.exe inetinfo.exe File created C:\Windows\system32\drivers\etc\networks.exe 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe File opened for modification C:\Windows\system32\drivers\etc\networks.exe 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe File opened for modification C:\Windows\system32\drivers\etc\networks.exe winlogon.exe File opened for modification C:\Windows\system32\drivers\etc\networks.exe inetinfo.exe -
Executes dropped EXE 4 IoCs
pid Process 2812 winlogon.exe 3240 inetinfo.exe 3088 winlogon.exe 2184 inetinfo.exe -
resource yara_rule behavioral2/memory/4480-0-0x0000000000400000-0x0000000000415000-memory.dmp upx behavioral2/files/0x000700000002343e-7.dat upx behavioral2/memory/2812-21-0x0000000000400000-0x0000000000415000-memory.dmp upx behavioral2/memory/4480-29-0x0000000000400000-0x0000000000415000-memory.dmp upx behavioral2/memory/3240-31-0x0000000000400000-0x0000000000415000-memory.dmp upx behavioral2/memory/2812-34-0x0000000000400000-0x0000000000415000-memory.dmp upx behavioral2/memory/3240-38-0x0000000000400000-0x0000000000415000-memory.dmp upx behavioral2/memory/3088-42-0x0000000000400000-0x0000000000415000-memory.dmp upx behavioral2/memory/2184-43-0x0000000000400000-0x0000000000415000-memory.dmp upx behavioral2/memory/2184-55-0x0000000000400000-0x0000000000415000-memory.dmp upx -
Adds Run key to start application 2 TTPs 10 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxBSLoad = "C:\\Windows\\system32\\MaxBSLoad.exe" winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\networks = "C:\\Windows\\winlogon.exe" winlogon.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxBSLoad = "C:\\Windows\\system32\\MaxBSLoad.exe" inetinfo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxBSLoad = "C:\\Windows\\system32\\MaxBSLoad.exe" 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\networks = "C:\\Windows\\winlogon.exe" winlogon.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxBSLoad = "C:\\Windows\\system32\\MaxBSLoad.exe" inetinfo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\networks = "C:\\Windows\\winlogon.exe" inetinfo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\networks = "C:\\Windows\\winlogon.exe" inetinfo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\networks = "C:\\Windows\\winlogon.exe" 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxBSLoad = "C:\\Windows\\system32\\MaxBSLoad.exe" winlogon.exe -
Drops autorun.inf file 1 TTPs 4 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification F:\AutoRun.inf inetinfo.exe File created F:\AutoRun.inf inetinfo.exe File opened for modification C:\AutoRun.inf inetinfo.exe File created C:\AutoRun.inf inetinfo.exe -
Drops file in System32 directory 10 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\MaxBSLoad.exe inetinfo.exe File created C:\Windows\SysWOW64\MaxBSLoad.exe inetinfo.exe File created C:\Windows\SysWOW64\MaxBSLoad.exe 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\MaxBSLoad.exe 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe File created C:\Windows\SysWOW64\MaxBSLoad.exe winlogon.exe File opened for modification C:\Windows\SysWOW64\MaxBSLoad.exe winlogon.exe File created C:\Windows\SysWOW64\MaxBSLoad.exe inetinfo.exe File created C:\Windows\SysWOW64\MaxBSLoad.exe winlogon.exe File opened for modification C:\Windows\SysWOW64\MaxBSLoad.exe winlogon.exe File opened for modification C:\Windows\SysWOW64\MaxBSLoad.exe inetinfo.exe -
Drops file in Windows directory 30 IoCs
description ioc Process File created C:\Windows\inetinfo.exe winlogon.exe File created C:\Windows\winlogon.exe winlogon.exe File created C:\Windows\inetinfo.exe inetinfo.exe File opened for modification C:\Windows\winlogon.exe winlogon.exe File opened for modification C:\Windows\winlogon.exe winlogon.exe File opened for modification C:\Windows\ctfmon.exe winlogon.exe File opened for modification C:\Windows\inetinfo.exe inetinfo.exe File created C:\Windows\winlogon.exe inetinfo.exe File created C:\Windows\ctfmon.exe 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe File created C:\Windows\inetinfo.exe winlogon.exe File created C:\Windows\ctfmon.exe inetinfo.exe File opened for modification C:\Windows\inetinfo.exe inetinfo.exe File opened for modification C:\Windows\ctfmon.exe inetinfo.exe File created C:\Windows\winlogon.exe inetinfo.exe File created C:\Windows\ctfmon.exe winlogon.exe File opened for modification C:\Windows\ctfmon.exe inetinfo.exe File created C:\Windows\ctfmon.exe winlogon.exe File opened for modification C:\Windows\ctfmon.exe winlogon.exe File created C:\Windows\winlogon.exe winlogon.exe File created C:\Windows\ctfmon.exe inetinfo.exe File created C:\Windows\inetinfo.exe inetinfo.exe File opened for modification C:\Windows\winlogon.exe inetinfo.exe File opened for modification C:\Windows\ctfmon.exe 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe File opened for modification C:\Windows\inetinfo.exe 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe File created C:\Windows\winlogon.exe 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe File opened for modification C:\Windows\winlogon.exe 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe File opened for modification C:\Windows\inetinfo.exe winlogon.exe File created C:\Windows\inetinfo.exe 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe File opened for modification C:\Windows\inetinfo.exe winlogon.exe File opened for modification C:\Windows\winlogon.exe inetinfo.exe -
Modifies registry class 10 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "C:\\Windows\\SysWow64\\drivers\\etc\\networks.exe %1" inetinfo.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "C:\\Windows\\SysWow64\\drivers\\etc\\networks.exe %1" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command winlogon.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "C:\\Windows\\SysWow64\\drivers\\etc\\networks.exe %1" winlogon.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command inetinfo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "C:\\Windows\\SysWow64\\drivers\\etc\\networks.exe %1" inetinfo.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "C:\\Windows\\SysWow64\\drivers\\etc\\networks.exe %1" 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command inetinfo.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2812 winlogon.exe Token: SeDebugPrivilege 3240 inetinfo.exe Token: SeDebugPrivilege 3088 winlogon.exe Token: SeDebugPrivilege 2184 inetinfo.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4480 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe 2812 winlogon.exe 3240 inetinfo.exe 3088 winlogon.exe 2184 inetinfo.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4480 wrote to memory of 2812 4480 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe 81 PID 4480 wrote to memory of 2812 4480 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe 81 PID 4480 wrote to memory of 2812 4480 00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe 81 PID 2812 wrote to memory of 3240 2812 winlogon.exe 85 PID 2812 wrote to memory of 3240 2812 winlogon.exe 85 PID 2812 wrote to memory of 3240 2812 winlogon.exe 85 PID 3240 wrote to memory of 3088 3240 inetinfo.exe 86 PID 3240 wrote to memory of 3088 3240 inetinfo.exe 86 PID 3240 wrote to memory of 3088 3240 inetinfo.exe 86 PID 3088 wrote to memory of 2184 3088 winlogon.exe 87 PID 3088 wrote to memory of 2184 3088 winlogon.exe 87 PID 3088 wrote to memory of 2184 3088 winlogon.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\00b4a2f1daf18bd2235f05d89fc2d4b1_JaffaCakes118.exe"1⤵
- Adds policy Run key to start application
- Drops file in Drivers directory
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4480 -
C:\Windows\winlogon.exeC:\Windows\winlogon.exe2⤵
- Adds policy Run key to start application
- Drops file in Drivers directory
- Executes dropped EXE
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2812 -
C:\Windows\inetinfo.exeC:\Windows\inetinfo.exe3⤵
- Adds policy Run key to start application
- Drops file in Drivers directory
- Executes dropped EXE
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3240 -
C:\Windows\winlogon.exeC:\Windows\winlogon.exe4⤵
- Adds policy Run key to start application
- Drops file in Drivers directory
- Executes dropped EXE
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3088 -
C:\Windows\inetinfo.exeC:\Windows\inetinfo.exe5⤵
- Adds policy Run key to start application
- Drops file in Drivers directory
- Executes dropped EXE
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2184
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
163B
MD5512fca0bdc88098ba32f8bcd61e22144
SHA1afc73edaff64c79f732e89777a223d1a938b7f33
SHA2566817f958d7b3aecae14703989d0bb2b0d01f28fe52e14949f26e16e67734f8c8
SHA512da68aac20ce0800c07ebefae94aeff5905f15acca430427e79c09beb382b45c77a4f04db98a31d9b25ce3ccd331e2ba2e2cac79aed5f3f8a2c4c0b3cd9ecc273
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Filesize
4KB
MD567078b44374dd4c6be078291a35896a9
SHA17e025a55f3e0dcdab2110d51efb0153b34b3d850
SHA25615a571e44397e1580366a5555e153abed454878dbe08aedec152509d415323f8
SHA512c47f3826aba8f006598dc446ddbfa6dfa27079b16b9b4e3abecb18f03f8f046e5d9eec08c4e55230d5110caee43b33fb2825c7cadfd89524acce3cb94023ed40
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Filesize
27KB
MD500b4a2f1daf18bd2235f05d89fc2d4b1
SHA1de9c48ec5fe55153135fb58bc842734d40241219
SHA256fb6c102d3228e4368236d02fa6d6ea8710e507668bc54b235ae93faea70cee88
SHA51263e7fcfedeec537b1e0554422ecc2682a5b335bd64e4bcc84b345f63c0820f95e0190918b8ecc0c45be2177329cdaa417efbf035d7a97b59ed672310e05ba0d3