Analysis
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max time kernel
145s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
30/03/2025, 21:02
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_991d453966f2710887d63540216ff40d.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
JaffaCakes118_991d453966f2710887d63540216ff40d.exe
Resource
win10v2004-20250314-en
General
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Target
JaffaCakes118_991d453966f2710887d63540216ff40d.exe
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Size
2.7MB
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MD5
991d453966f2710887d63540216ff40d
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SHA1
42bd94f26e36c5e9a8ee9d9120d4621993f932f6
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SHA256
2e8c45281d65f80244cecf99b939d4bc506597eb94a9f1c0fe0404c028f42c4f
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SHA512
a32888aae4a4d983f2c691c504c2398175a6055595c9e69c050c94d9dc27ac5087f9aa794e176b4bd91fbb9df9bd9700c4698cf806459482aff0378cdc538227
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SSDEEP
49152:acQ/QOxVY6yvunHkq/m2hJcax2EOZYgUjWbb0SdSLrgWQUaRZHJTBJvWempJF+UQ:aD/xxV9ypXw8Rlbpj+NFvJIpsMl
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2292 Crypted.exe -
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine Crypted.exe -
resource yara_rule behavioral1/files/0x00090000000167e3-8.dat themida behavioral1/memory/2292-11-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-137-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-165-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-182-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-181-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-180-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-176-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-164-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-198-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-199-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-292-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-294-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-295-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-296-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-297-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-298-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-299-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-300-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-301-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-302-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-303-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-304-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-305-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-306-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-307-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-308-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-309-0x0000000000400000-0x000000000086B000-memory.dmp themida behavioral1/memory/2292-310-0x0000000000400000-0x000000000086B000-memory.dmp themida -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 1 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 Crypted.exe -
Modifies registry class 40 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ChatFile\Shell Crypted.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ChatFile\Shell\open\ddeexec\Application Crypted.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ChatFile\Shell\open\ddeexec\Topic Crypted.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ChatFile\Shell\open\command Crypted.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ChatFile\Shell\open\ddeexec\ifexec Crypted.exe Key created \REGISTRY\MACHINE\Software\Classes\irc\Shell\open\command Crypted.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ChatFile\Shell\open\ddeexec\Topic\ = "Connect" Crypted.exe Key created \REGISTRY\MACHINE\Software\Classes\irc Crypted.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\irc\DefaultIcon\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Crypted.exe\"" Crypted.exe Key created \REGISTRY\MACHINE\Software\Classes\irc\Shell\open\ddeexec\Application Crypted.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\irc\Shell\open\ddeexec\Application\ = "mIRC" Crypted.exe Key created \REGISTRY\MACHINE\Software\Classes\irc\Shell\open\ddeexec\Topic Crypted.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\irc Crypted.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.cha Crypted.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ChatFile Crypted.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ChatFile\Shell\open\ddeexec\Application\ = "mIRC" Crypted.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.chat\ = "ChatFile" Crypted.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ChatFile\DefaultIcon Crypted.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ChatFile\Shell\open\ddeexec\ifexec\ = "%1" Crypted.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\irc\ = "URL:IRC Protocol" Crypted.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\irc\Shell\open Crypted.exe Key created \REGISTRY\MACHINE\Software\Classes\irc\Shell\open\ddeexec Crypted.exe Key created \REGISTRY\MACHINE\Software\Classes\irc\Shell\open\ddeexec\ifexec Crypted.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\irc\Shell\open\ddeexec\ifexec\ = "%1" Crypted.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.chat Crypted.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\irc\Shell Crypted.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\irc\Shell\open\ddeexec\Topic\ = "Connect" Crypted.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.cha\ = "ChatFile" Crypted.exe Key created \REGISTRY\MACHINE\Software\Classes\irc\DefaultIcon Crypted.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\irc\Shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Crypted.exe\" -noconnect" Crypted.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\irc\Shell\open\ddeexec\ = "%1" Crypted.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\irc\URL Protocol Crypted.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ChatFile\ = "Chat File" Crypted.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ChatFile\Shell\open Crypted.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ChatFile\Shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Crypted.exe\" -noconnect" Crypted.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ChatFile\Shell\open\ddeexec Crypted.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ChatFile\Shell\open\ddeexec\ = "%1" Crypted.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\irc\Shell\open\command Crypted.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\irc\EditFlags = 02000000 Crypted.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ChatFile\DefaultIcon\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Crypted.exe\"" Crypted.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2292 Crypted.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2292 Crypted.exe 2292 Crypted.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2544 wrote to memory of 2292 2544 JaffaCakes118_991d453966f2710887d63540216ff40d.exe 31 PID 2544 wrote to memory of 2292 2544 JaffaCakes118_991d453966f2710887d63540216ff40d.exe 31 PID 2544 wrote to memory of 2292 2544 JaffaCakes118_991d453966f2710887d63540216ff40d.exe 31 PID 2544 wrote to memory of 2292 2544 JaffaCakes118_991d453966f2710887d63540216ff40d.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_991d453966f2710887d63540216ff40d.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_991d453966f2710887d63540216ff40d.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2544 -
C:\Users\Admin\AppData\Local\Temp\Crypted.exe"C:\Users\Admin\AppData\Local\Temp\Crypted.exe"2⤵
- Executes dropped EXE
- Identifies Wine through registry keys
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2292
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.0MB
MD5cdae2ae9d1f43b27ff80ce989a34a906
SHA12d509bb047d42f4fda74f6279c1e206155a62b58
SHA256ecf9f457bbf099155ab96e9971baf0ade765240ae0b7c5ede9262a07415a83fe
SHA51223cf45b4f76510529eccfca7eeec61c458ea8383c6601593ffe7ef0ca8ffa45f1b677d4076d58113220dbb3d4a32b909aeeeec4304699dc17a560486244707fc
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Filesize
915B
MD563a8ac4a048b63b558f816c1d690065f
SHA14792709596955c8077d56f18daff771b528e2faf
SHA2567a69cef7a4af2649fc80b10fb9ca6c1ff0a9a76fea7127ef0ff11571d863a162
SHA5128ed3628e1f37ed930d75f85a45d213a2209e36a7f8df44a784539acdc49d9d9898b7f109bc59cdb6bb7b8bf05abae90d667b1942c582e68c1fe4641932654197
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Filesize
875B
MD5a7afc3ee8eb79b3ec537d557067aaa5a
SHA15dc296dab63520e831345311aa0d765c41bbe10f
SHA25648143eadea47adac233d8d1eb536f9992eb04ee2a5f3efc66798279931191df8
SHA5121083a7af3b67fb8fafae1fa10ae80d799cf3c016ede54938add4520e4c45d472b999764e18616f62e3ddf1bcb9b285328c307f841a33aa7fcc3f8fe3b4da9559
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Filesize
1KB
MD58676447d224c426ac3b3c543be96004f
SHA1e3c8fd8f8f9767d9893c2443b3834ab1c2aaee2d
SHA256044abb14d5c887535141fe70e1c311a35dce4f509ac05b43fd17006400da35cb
SHA512bb8684d48e3d3108163a5971553aaae89012268165666363b4ae76bf3deb989ceb9fee42161d97e9b40f5f4b3987693216996f5d5ab7cddd9ef9d30971823703