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Analysis
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max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
18/08/2024, 19:38
Behavioral task
behavioral1
Sample
a7f2c28461524e63eeb5aae895cdb2d6_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
a7f2c28461524e63eeb5aae895cdb2d6_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
a7f2c28461524e63eeb5aae895cdb2d6_JaffaCakes118.exe
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Size
28KB
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MD5
a7f2c28461524e63eeb5aae895cdb2d6
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SHA1
13a1251d25b5d1f95deaea523ffa1c2f98668c79
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SHA256
713915604388fd9479b58a9c1ee49f29e3122b166f3e1b57cf8614ea4acd31b6
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SHA512
623ffadd34a6ac519379b2d23bc985e14034230b9fbcc32356bcc98fec8fd45309c33a274d997c483c23fd0f9f3124fe3f31c8fe633f76abf32ffd713adad8eb
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNKE:Dv8IRRdsxq1DjJcqfvE
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2232 services.exe -
resource yara_rule behavioral2/memory/4120-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x0007000000023475-4.dat upx behavioral2/memory/2232-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4120-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2232-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2232-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2232-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2232-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2232-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2232-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4120-37-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2232-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0009000000023488-48.dat upx behavioral2/memory/4120-107-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2232-108-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4120-155-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2232-156-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4120-171-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2232-172-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4120-173-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2232-174-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4120-178-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2232-191-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4120-225-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2232-226-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4120-256-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2232-257-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4120-292-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/2232-293-0x0000000000400000-0x0000000000408000-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\JavaVM = "C:\\Windows\\java.exe" a7f2c28461524e63eeb5aae895cdb2d6_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe a7f2c28461524e63eeb5aae895cdb2d6_JaffaCakes118.exe File opened for modification C:\Windows\java.exe a7f2c28461524e63eeb5aae895cdb2d6_JaffaCakes118.exe File created C:\Windows\java.exe a7f2c28461524e63eeb5aae895cdb2d6_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 a7f2c28461524e63eeb5aae895cdb2d6_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 4120 wrote to memory of 2232 4120 a7f2c28461524e63eeb5aae895cdb2d6_JaffaCakes118.exe 84 PID 4120 wrote to memory of 2232 4120 a7f2c28461524e63eeb5aae895cdb2d6_JaffaCakes118.exe 84 PID 4120 wrote to memory of 2232 4120 a7f2c28461524e63eeb5aae895cdb2d6_JaffaCakes118.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\a7f2c28461524e63eeb5aae895cdb2d6_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\a7f2c28461524e63eeb5aae895cdb2d6_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:4120 -
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:2232
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
312B
MD5c15952329e9cd008b41f979b6c76b9a2
SHA153c58cc742b5a0273df8d01ba2779a979c1ff967
SHA2565d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7
SHA5126aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296
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Filesize
310B
MD52a8026547dafd0504845f41881ed3ab4
SHA1bedb776ce5eb9d61e602562a926d0fe182d499db
SHA256231fe7c979332b82ceccc3b3c0c2446bc2c3cab5c46fb7687c4bb579a8bba7ce
SHA5121f6fa43fc0cf5cbdb22649a156f36914b2479a93d220bf0e23a32c086da46dd37e8f3a789e7a405abef0782e7b3151087d253c63c6cefcad10fd47c699fbcf97
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
28KB
MD5f3d63d217b7915919efe781678e2acb6
SHA1e41f4b4aaa510e0db1edeaf4316a4d7673c2d950
SHA256b07dacd5275bf6110ccf6f17a72ece739cdbfebcc1ef498c50bee0c079375229
SHA5128a3fe5b68c74643081d56daa4c500eaaa8592d8ea8b6cec76ac26c3a0c91c9320e2830aa5e4d95fa4db2fa801f43696694b4f49004a42bdc2ac2807686b6c85f
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Filesize
1KB
MD5b25616b69cd7c22fa800de43b23949d8
SHA1b9e8402c8a2e00c3684882a433647aa700dfc5c3
SHA256efe7ac36b6a970a43722e7a811a38b57db17b2dd4ac4de192197efa02b30d550
SHA5127b6232140a48cdd94c6af5f5a863636277dd50b5724e04e3a969812488d62bff803f4fe0dbb3ed151b420a83aa6d944e6fff54013611c8e91aa2f08f99512671
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Filesize
1KB
MD5a54718628bd1051682a0e049e9c985af
SHA190e96c50c1e360f3fca65be3917f5c74317ecf99
SHA256be4d745a5ed088906dc59d4c7bd4a5557eca81534e43d1a5c5dca1f4c4f9123e
SHA512ecf6efabb50f4042c07090f525d3bd523a2bce2d5b628db699ee296386953d57158f7e9391f4501b61c1f8c493d88283d6dc9038bbb566496b90bb2595928b30
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Filesize
1KB
MD5a46d45575d6286ddb45c610db51636cf
SHA19ef79e1f807f65d4bf819e71dbb2ce64863d0a0c
SHA2562b2094b7074aa26e5d48a37bac46a0269d0d45042d56564153f83f8d942225b0
SHA512587ccc34eea4ed4745339ec1a86acb86b346c31a78f6c49f7fe088d97d425be46d6f633f7aee538a92fd5eb725c22c39bd32bdd8719b363e6bce9cb30db57c3f
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2