Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06-12-2024 12:44
Behavioral task
behavioral1
Sample
cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
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Size
68KB
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MD5
cd11fa833168e33e185bd21238c7118e
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SHA1
3d2bd4769cfd972d4d7a9c30d12f685301b94b38
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SHA256
bd6757764f423d17155181c626cff5ff42c4a4270a4f0cff693a4a87cac42dbc
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SHA512
ed4239e08739fcd18199855413587c568f348c6e0cceaac1a073719cdb7bdc3bdaa7fd218febea19d4348819dc8de3a5082135c0ec178d104da0cc6371e1d45c
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SSDEEP
768:jv8IRRdsxq1DjJcqb4ZORE2t+/zCB3zNO31RBvphxkPeEXdLmux:DxRTsxq1DjClOR3KzmoTBvh6eEXNmu
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/2220-16-0x0000000000500000-0x0000000000515000-memory.dmp family_mydoom behavioral1/memory/2220-60-0x0000000000500000-0x0000000000515000-memory.dmp family_mydoom behavioral1/memory/2220-85-0x0000000000500000-0x0000000000515000-memory.dmp family_mydoom behavioral1/memory/2220-87-0x0000000000500000-0x0000000000515000-memory.dmp family_mydoom behavioral1/memory/2220-91-0x0000000000500000-0x0000000000515000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2208 services.exe -
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" cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2220-0-0x0000000000500000-0x0000000000515000-memory.dmp upx behavioral1/memory/2220-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000016c89-7.dat upx behavioral1/memory/2208-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2220-16-0x0000000000500000-0x0000000000515000-memory.dmp upx behavioral1/memory/2208-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2208-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2208-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2208-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2208-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2208-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2208-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2208-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2208-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2208-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2208-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2220-60-0x0000000000500000-0x0000000000515000-memory.dmp upx behavioral1/memory/2208-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0031000000016689-77.dat upx behavioral1/memory/2220-85-0x0000000000500000-0x0000000000515000-memory.dmp upx behavioral1/memory/2208-86-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2220-87-0x0000000000500000-0x0000000000515000-memory.dmp upx behavioral1/memory/2208-88-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2220-91-0x0000000000500000-0x0000000000515000-memory.dmp upx behavioral1/memory/2208-92-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe File opened for modification C:\Windows\java.exe cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe File created C:\Windows\java.exe cd11fa833168e33e185bd21238c7118e_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 cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2220 wrote to memory of 2208 2220 cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe 30 PID 2220 wrote to memory of 2208 2220 cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe 30 PID 2220 wrote to memory of 2208 2220 cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe 30 PID 2220 wrote to memory of 2208 2220 cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\cd11fa833168e33e185bd21238c7118e_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:2220 -
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:2208
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
68KB
MD5e87a27e18bfba6b138cb292ee08ce5d7
SHA15c389e637e53c182fdc4e8ec262a4d498ae59863
SHA256c31dc166747190e9b21e9e77cf4f95373bb5ae2667b10a8dc2fb041a76688f97
SHA512cb46cfc6e70b4bb6877511880e5b5baa116d6af095c5718dfeca98488418e3b1ef4b9e6ee1547174db7050e1acb0bf1dc4146258bcc8ce58f94ab9db1a8c546f
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Filesize
1KB
MD596746ed1ff25b81596de40fdd7176f37
SHA13e00f84413fc40f14f00c69b428b39ac70b8666e
SHA256514dc00b3d9e4bfcc0dd0df77434afdebdb35798d6370a7a9846ca30a918cdad
SHA512b1498a065e95051bc1582fc20d7931df0e23f256554bbb6ee19a1fdeb24fafab4aa91740c74f604560b2686d5e8bd6a7bff9bff15dcb0bd315cb4b3f00b46e63
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2