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Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240730-en -
resource tags
arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system -
submitted
02/08/2024, 03:08
Static task
static1
Behavioral task
behavioral1
Sample
82d1a951db561143d9be97a2df450c08_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
82d1a951db561143d9be97a2df450c08_JaffaCakes118.exe
Resource
win10v2004-20240730-en
General
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Target
82d1a951db561143d9be97a2df450c08_JaffaCakes118.exe
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Size
279KB
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MD5
82d1a951db561143d9be97a2df450c08
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SHA1
598816ffbb857172206f06cd4eadbc1324d07327
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SHA256
47ae5e9df2fdb041f908b1c6a8adf9f9ca1d89bc62f086eaf426fd12615a92f0
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SHA512
d242aac7e53db151e5564d915e058e3c73c0e43df81cca99a564d690927ee23fbbc964512ab59a48a2b5228a262351b2d01024544013bfdab440f1dfaea2bf6b
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SSDEEP
6144:M5tElnhxpZQSDV78lSuutn23IretJY21eQQfba2KIuu5t4H4M5Dbtsz74z+ewuHx:StYvQe74ven6ImJ11GbzblIH4yDOX4zP
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1212 Server.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" 82d1a951db561143d9be97a2df450c08_JaffaCakes118.exe -
Program crash 4 IoCs
pid pid_target Process procid_target 2180 216 WerFault.exe 82 724 1212 WerFault.exe 89 3544 1212 WerFault.exe 89 3168 216 WerFault.exe 82 -
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 82d1a951db561143d9be97a2df450c08_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Server.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 216 wrote to memory of 1212 216 82d1a951db561143d9be97a2df450c08_JaffaCakes118.exe 89 PID 216 wrote to memory of 1212 216 82d1a951db561143d9be97a2df450c08_JaffaCakes118.exe 89 PID 216 wrote to memory of 1212 216 82d1a951db561143d9be97a2df450c08_JaffaCakes118.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\82d1a951db561143d9be97a2df450c08_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\82d1a951db561143d9be97a2df450c08_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:216 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 216 -s 5402⤵
- Program crash
PID:2180
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Server.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Server.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1212 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1212 -s 5403⤵
- Program crash
PID:724
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1212 -s 5443⤵
- Program crash
PID:3544
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 216 -s 1402⤵
- Program crash
PID:3168
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 216 -ip 2161⤵PID:2964
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1212 -ip 12121⤵PID:4728
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1212 -ip 12121⤵PID:4224
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 216 -ip 2161⤵PID:2516
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
212KB
MD559e0bf0e2bf4b03a629d034571451f4b
SHA1e858ba537cb5f487cb7a7cc49e4c1fe674519505
SHA25608840ab25e72260a74a23846be815977a78e5e6de37b2f6e09182044e661e4ac
SHA51212f8e1ef0a27f15afc5a82800c774114a81aa38b63b5879512dbe63fde5c75e7b056239ae24535b3f4a315bc8eb0123b09644764d3512a0a7736685675eb1b16