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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
04/01/2025, 22:54
Behavioral task
behavioral1
Sample
JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe
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Size
28KB
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MD5
7cb4fca5b444e4eb2dd18688fd0be1c0
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SHA1
f7da6d61d8a54f98a1670f74c6efe2fadcc95ce6
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SHA256
8882aa2d209775f25c783116d73d46fa284b0edb80f2cccd79d0e670f2322282
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SHA512
1bd27dfc1ffe553ff273f38c80e0d384be446761f6bcb8ef75592c5ce18e7f2ab756bb511037338791d070b39f5c9ab8bc9bbb990468f97ccd25ef56a3b7333d
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyN3QzFW:Dv8IRRdsxq1DjJcqf3W
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/920-13-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/920-49-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/920-51-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/920-145-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/920-169-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/920-178-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1236 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_7cb4fca5b444e4eb2dd18688fd0be1c0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/920-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x0032000000023b74-4.dat upx behavioral2/memory/1236-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/920-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1236-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1236-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1236-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1236-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1236-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1236-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1236-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1236-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1236-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/920-49-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1236-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/920-51-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1236-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000000703-57.dat upx behavioral2/memory/920-145-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1236-148-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/920-169-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1236-170-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1236-174-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/920-178-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1236-179-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe File opened for modification C:\Windows\java.exe JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe File created C:\Windows\java.exe JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.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_7cb4fca5b444e4eb2dd18688fd0be1c0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 920 wrote to memory of 1236 920 JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe 82 PID 920 wrote to memory of 1236 920 JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe 82 PID 920 wrote to memory of 1236 920 JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7cb4fca5b444e4eb2dd18688fd0be1c0.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:920 -
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:1236
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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
MD559e9bbd8ce26486f44935da281461db4
SHA17fbb01210153f7d47683717a7fdfa7408f8c0e15
SHA256df5a3316f5b0cc167eefeb168a2abb95a873b40cf94c7742c982605bd4c43cec
SHA512602af229b2987609fc1005c27261777879227181db2608a5b268da350da8c0610039b5de15dcd13284b907684e6a58e350f7ea0f2f721df2f63df55e2f0eafb1
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Filesize
1KB
MD5aa6276624241b8f7758b319c2ca8dcd4
SHA121dd998ade25f101574e03603daffb69f094b5af
SHA2561e4ea59ec9c664889100d7c69ce08f28fac53267626bc1f13cea7b801d1dfc1b
SHA512c184b0b8fc48dfb7a8cb2887c8ed59e45538fbce6868edd90f61047672d70c2105690d1ea004fe43656b58fba63743dabc5bf763184ea6c71b4107ad376fbf9c
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Filesize
1KB
MD5b8981ab745f32a36ed12d6c9569fe89a
SHA1df937c6370bdb14a8ab43ee8217b7580c95697ae
SHA2562c08650f84ef59d9c176e9132b8d505930a4654c01866ba8f72c22bf7089ee55
SHA512a04e92742f60680dcca55b5fc250ce14ea09ebff97e541d190ac5ad068722986937765f3cfda559439ce91bed4f4b04f34ef569c98f941d769d7cc2f9853621b
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Filesize
1KB
MD5f4a9566c0568e68b4b3daf79157c19e8
SHA1779fb4a1a6920d621861dd3cb174d783e22f6222
SHA256f9b704840636a51b6dca2c140fc745488e9394bd62f91368a108711843d7ec4f
SHA512b7903326cec75b9acb3a9425e4b8125e36e6691a7392e862df11d018a7d45e082751ac307dede3913dd7123ef8aacfab975c5383af86fbffbfcf444cc9666eb9
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2