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Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system -
submitted
14/03/2025, 17:24
Behavioral task
behavioral1
Sample
JaffaCakes118_750cc063a26aa52797f571a808e4fe91.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
JaffaCakes118_750cc063a26aa52797f571a808e4fe91.exe
Resource
win10v2004-20250314-en
General
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Target
JaffaCakes118_750cc063a26aa52797f571a808e4fe91.exe
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Size
28KB
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MD5
750cc063a26aa52797f571a808e4fe91
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SHA1
40d3d02139bfcfcee73e2bf2c83c7a3ad1fcacb5
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SHA256
4557e76c0cdc195df1e7c835911e3fb6b3f9b8f2dc8f8452ee7f196c86e00084
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SHA512
072ef843e9eb777485c3a3b46b77ffe60367155672129fc518fbdb6f485675648ccbde3e17b0dc0b51379e705d0159092fdffe2816146b0636dc678133261c1a
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNU9Spr9:Dv8IRRdsxq1DjJcqfJ9MR
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/3880-13-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/3880-51-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/3880-145-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/3880-183-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/3880-185-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 5084 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_750cc063a26aa52797f571a808e4fe91.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3880-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x0008000000024255-4.dat upx behavioral2/memory/5084-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3880-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5084-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5084-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5084-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5084-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5084-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5084-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5084-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5084-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5084-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5084-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3880-51-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5084-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0009000000024256-65.dat upx behavioral2/memory/3880-145-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5084-146-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3880-183-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5084-184-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3880-185-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5084-186-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5084-191-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe JaffaCakes118_750cc063a26aa52797f571a808e4fe91.exe File opened for modification C:\Windows\java.exe JaffaCakes118_750cc063a26aa52797f571a808e4fe91.exe File created C:\Windows\java.exe JaffaCakes118_750cc063a26aa52797f571a808e4fe91.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 services.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_750cc063a26aa52797f571a808e4fe91.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3880 wrote to memory of 5084 3880 JaffaCakes118_750cc063a26aa52797f571a808e4fe91.exe 82 PID 3880 wrote to memory of 5084 3880 JaffaCakes118_750cc063a26aa52797f571a808e4fe91.exe 82 PID 3880 wrote to memory of 5084 3880 JaffaCakes118_750cc063a26aa52797f571a808e4fe91.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_750cc063a26aa52797f571a808e4fe91.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_750cc063a26aa52797f571a808e4fe91.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3880 -
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:5084
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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
MD51aaf66b89ca003d163734ee39b24b910
SHA19122a3009c00f10675fcab0f77c9fa737cf6948c
SHA256f08fac410afd8fe9e2f38c4a63566637051d064ab2e9f07ffc373b974c987ca6
SHA512fdee7a591aedca3ad6da1ad6d9cdd5fe78c9501acdded657b1e2f08b2192e3aefcd635c8a15e84afbbf3e9d6067111f1f05afc64035f89f182fe62dc5db88471
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Filesize
28KB
MD50a2d1ac484cded4d9b5be0067ca19c9c
SHA13ded8e1ac2a0e7ad62d28e9385ccbe4f020b359c
SHA256a5acb5f5e364a25a2d73e7140d8ff21abfd6fdd9f09be1e7db5cfae9fa890ab0
SHA51211fa2495ea031146790cfc5f9d651a398ff40c60eb7312c8aa909784ddbdfdcd8c16ceebfb7912b5277f2b6ce5b4d14a4dbc7b9409e7f178204a668313a40a12
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Filesize
1KB
MD54147e755b9253bf2f4366190b88b0cca
SHA1817f266e1163195a38876958fb20ab4d427543e1
SHA25688f83d3fbaf76b4b49749b5cf9fcfd750c017743035025d2274131794f8d6ab8
SHA51252fb8201556fba8f13e0e3594075f40495c06fc81e8fac803b4e1aa05a8e9f46a08aa1f7f7bf36679bdc9ae09ab2c538069ef2b0a3346a50c429ee284cd98041
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Filesize
1KB
MD585bda91d2b322d2fb4dacd4064070a06
SHA17fcf87794cc83cb8fd12256ac041bb55142d6f68
SHA2569735732f6f57f0d5bc5aa2003e2ce77a9273ddf8f29792775a3bf0ad3b27479c
SHA512205e68f44256b18e14e63b716b65947ba6634208fc7f7d36aa293db81a47f8b4589c4a11aac9b933d5a40f43b7d90aeaeab7561c88b01b3acfb03bb3827e6cfd
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2