Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10/08/2024, 00:24
Behavioral task
behavioral1
Sample
842397cad5c0f9dcc842105a63f724af_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
842397cad5c0f9dcc842105a63f724af_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
842397cad5c0f9dcc842105a63f724af_JaffaCakes118.exe
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Size
28KB
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MD5
842397cad5c0f9dcc842105a63f724af
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SHA1
414904871d7ff5c1b94fe3334626dc78f13fd874
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SHA256
1f3b73f35f7a31217a101dbbe44e741393141a80de5baef87e6fdee327d6980b
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SHA512
6c19dda2705480589e8ca95f6f6bf8557ef36eeecdcf18403429bc46651666c38f39f7866e295993aca3d802ac47b502c545102684586791496dd966ba71f88d
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNNJj7eoDP:Dv8IRRdsxq1DjJcqfajyoDP
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3380 services.exe -
resource yara_rule behavioral2/memory/4456-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x0008000000023493-4.dat upx behavioral2/memory/3380-7-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4456-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3380-14-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3380-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3380-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3380-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3380-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3380-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3380-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3380-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3380-48-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3380-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4456-54-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3380-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000c00000002173b-60.dat upx behavioral2/memory/4456-125-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3380-126-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4456-154-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3380-155-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4456-158-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3380-159-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 842397cad5c0f9dcc842105a63f724af_JaffaCakes118.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 842397cad5c0f9dcc842105a63f724af_JaffaCakes118.exe File opened for modification C:\Windows\java.exe 842397cad5c0f9dcc842105a63f724af_JaffaCakes118.exe File created C:\Windows\java.exe 842397cad5c0f9dcc842105a63f724af_JaffaCakes118.exe -
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 842397cad5c0f9dcc842105a63f724af_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4456 wrote to memory of 3380 4456 842397cad5c0f9dcc842105a63f724af_JaffaCakes118.exe 86 PID 4456 wrote to memory of 3380 4456 842397cad5c0f9dcc842105a63f724af_JaffaCakes118.exe 86 PID 4456 wrote to memory of 3380 4456 842397cad5c0f9dcc842105a63f724af_JaffaCakes118.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\842397cad5c0f9dcc842105a63f724af_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\842397cad5c0f9dcc842105a63f724af_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4456 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:3380
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
28KB
MD5e4176d7f90c4208ef786c23852a6241d
SHA12f8bd57f15065e039a767d8563ce58c616766af8
SHA2565078a0dcfe77c0b85417b8bf477180888d6a81991dd0fadc58579e717604bb0e
SHA512cd7efb86ad4bb60535c64d498e22d9be49a3525338a8129c0236ac7214fab38927b10c2125ff80630e0882ad9d6a5e839c0a00bf3824efa26f04c9cf74a2d570
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Filesize
1KB
MD5c9de76c01c9c1a2d26476b0a81d52ed4
SHA1a153142335d2c595803d5ea8e90efcdabe0a8bd9
SHA25643d0ce260bf86836d53eb83c0e554d55a3292380198b28152c695a4d05ec6a60
SHA5123b29847d85a7e3f939c278cfa6b857819be380aa772c41f5ec039854dc0cd7ac9febae0e8e375bd5017a8eff33897fd43433283b40accb61f0325b6d42880fcf
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Filesize
1KB
MD55e3ae92afc16d539ad294c143adb976a
SHA1c18dab8139440dd1213c6a19ed45387a6cc119f1
SHA25689836e78f179de8a9b22aa2ce18a2943ab99fae1ec8b301c0e3d1d373a3ac413
SHA5129fd2c929bb1a12b996f43bc31f5d43dd237deb05e573c8ea10e6da25185b5242568475bbe32d9a8061457540c8e14c8b08eb00bdc8172b251008d1d18262f777
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2