Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-01-2025 12:37
Behavioral task
behavioral1
Sample
JaffaCakes118_556c0495edd1be4e8014d619d66e19f7.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_556c0495edd1be4e8014d619d66e19f7.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_556c0495edd1be4e8014d619d66e19f7.exe
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Size
28KB
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MD5
556c0495edd1be4e8014d619d66e19f7
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SHA1
7b62eeb3be53aa7a3ba17ed271c0eea520f8a4e0
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SHA256
65af48ea64b0611bcd4b62338f47c0d1f072cfdb98031d02c3bedf544363525e
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SHA512
fe73b7dd7049cb3c0df75837b53f330886e3d0ccff225869cc98bcc382c31b8a543fdea1880073cc1e412c041e3c15620b260962b7dda56f25377845bfbf21a0
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNb6F:Dv8IRRdsxq1DjJcqfC6F
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/1388-13-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/1388-51-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/1388-105-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/1388-189-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/1388-192-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1488 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" JaffaCakes118_556c0495edd1be4e8014d619d66e19f7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/1388-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x0008000000023c92-4.dat upx behavioral2/memory/1488-7-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1388-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1488-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1488-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1488-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1488-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1488-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1488-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1488-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1488-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1488-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1488-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1388-51-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1488-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000707-65.dat upx behavioral2/memory/1388-105-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1488-106-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1388-189-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1488-190-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1388-192-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1488-193-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1488-198-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe JaffaCakes118_556c0495edd1be4e8014d619d66e19f7.exe File opened for modification C:\Windows\java.exe JaffaCakes118_556c0495edd1be4e8014d619d66e19f7.exe File created C:\Windows\java.exe JaffaCakes118_556c0495edd1be4e8014d619d66e19f7.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 JaffaCakes118_556c0495edd1be4e8014d619d66e19f7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1388 wrote to memory of 1488 1388 JaffaCakes118_556c0495edd1be4e8014d619d66e19f7.exe 83 PID 1388 wrote to memory of 1488 1388 JaffaCakes118_556c0495edd1be4e8014d619d66e19f7.exe 83 PID 1388 wrote to memory of 1488 1388 JaffaCakes118_556c0495edd1be4e8014d619d66e19f7.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_556c0495edd1be4e8014d619d66e19f7.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_556c0495edd1be4e8014d619d66e19f7.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1388 -
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:1488
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
162KB
MD573b05be1222a65eb19bf515653f34e38
SHA1bf512d59f97800aa64ef3f79e98fbfc7022390cb
SHA2565f233854a8b9d1c266e3a42daf8afb872594d045df53d3291eab4d740639c561
SHA51278b2ebb0b99687e9af75e3c7d671fb811a44df761ed93db190e21b167cc52a05d7abab0657a71767adf5de4a374671726d820d1178e7e3d757c17a8b23701a2a
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
28KB
MD52d7fad530cc11c1ddfe5f718ced58714
SHA1b5cd0680da514bfc2d2d8d68362e3f5f027fef62
SHA256d6858d978065506c438f2aa1f91e493b3f83c71589a76c8e7868a6b6b11a29df
SHA5123dc2ff0d4f7fd99f50215a2b77ef79edfe8fc2d2058e1297e1dc010c92f80f6702b9f36aa8d36164235c149fc08050dd44d9826099cba413eb6873cbd800227d
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Filesize
1KB
MD55d9a14e5ab06254b6162031a12b62753
SHA1c6e1d6ad6a77341fcdbc807c3b77f0a43f1164b4
SHA2569704a7db47b69373fcf5ce42fbb52c1369e9b49ccf1ba2781964da82cc6b819c
SHA512f48ee0b06be168131ee44d75aac427aebd685284c76fb42ec553b178e8b5c768a4e35ebb3bf723f768d3f9400ba2b26c7c2ed82656ad6b70b63bb34cd8349119
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2