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Analysis
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max time kernel
149s -
max time network
159s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
24/10/2024, 13:17
Behavioral task
behavioral1
Sample
73eb50d731889829becf58029a86eb45_JaffaCakes118.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
73eb50d731889829becf58029a86eb45_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
73eb50d731889829becf58029a86eb45_JaffaCakes118.exe
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Size
28KB
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MD5
73eb50d731889829becf58029a86eb45
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SHA1
1c1b06f1b8a53fc3ccf365299251d32893a363d1
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SHA256
a2d4cc146cb1b62a7d4128b0e277c7411921cf9f77cc7577599a00697f3492b1
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SHA512
5e4348e1eef229728b4545d90a688ac48b55c55916501bb0c240f5c216e3eb6e65a75a051bc1400778684892d5cb609f3fd49c85d4cee13351a677db3b0ceda5
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyND52:Dv8IRRdsxq1DjJcqf3
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral1/memory/2856-15-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2856-40-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2856-61-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2856-65-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2856-67-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2856-77-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2856-79-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 2080 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" 73eb50d731889829becf58029a86eb45_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/2856-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2856-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00080000000186bb-7.dat upx behavioral1/memory/2856-15-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2080-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2080-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2080-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2080-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2080-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2080-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2856-40-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2080-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2080-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x001500000001756e-51.dat upx behavioral1/memory/2856-61-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2080-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2856-65-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2080-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2856-67-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2080-68-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2080-73-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2856-77-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2080-78-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2856-79-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2080-80-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2080-85-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 73eb50d731889829becf58029a86eb45_JaffaCakes118.exe File opened for modification C:\Windows\java.exe 73eb50d731889829becf58029a86eb45_JaffaCakes118.exe File created C:\Windows\java.exe 73eb50d731889829becf58029a86eb45_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 73eb50d731889829becf58029a86eb45_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
description ioc Process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 73eb50d731889829becf58029a86eb45_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 73eb50d731889829becf58029a86eb45_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2856 wrote to memory of 2080 2856 73eb50d731889829becf58029a86eb45_JaffaCakes118.exe 30 PID 2856 wrote to memory of 2080 2856 73eb50d731889829becf58029a86eb45_JaffaCakes118.exe 30 PID 2856 wrote to memory of 2080 2856 73eb50d731889829becf58029a86eb45_JaffaCakes118.exe 30 PID 2856 wrote to memory of 2080 2856 73eb50d731889829becf58029a86eb45_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\73eb50d731889829becf58029a86eb45_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\73eb50d731889829becf58029a86eb45_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:2856 -
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:2080
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD59b7d402a9adcdfa009ed329c76e722e5
SHA11a5a51e4558cb02d1a63c2dee8dec55bee9cca45
SHA2568f15af94342e4aefccf2a304aa99a506844e2e3374242fcafda9a4bdd7885942
SHA51235039e46fb926cb544b3db973439031c324a0c5827641ad83fa06139092fd4c84281462b8ace4508c8d730771a5c9d632b44d508cdff7de278ec754a9b641a11
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5cb9a0d10491290870fcf63453f88efb4
SHA153ecceebd6d1df52fe7bf470260a4df5f03c5394
SHA256ee193945dae52dade0dc1e12d5d93edf81122fac4670cf2fd9fdd7c824fc8b66
SHA51216729e1208d204a1323213984da6cd604cbdd5d24a80332279be15810c9c0a95dbcdde26b39caa15b41bfc1f3668dec2c2670f64230bff49611bd77e41d615c6
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5428bdb1189b51dca6f960f7339a75bcf
SHA1bc2aa0f444a0f05127b15ab789396992b54198ba
SHA25628d926cb364109f2ec285ded90129683f74740c0f38d277f1df52ab8e550db0b
SHA512b1e73151e1a286deff359dd14c8d5beeb41a0969495e37fa5639598cce2a64da164a9543c34824a1f9e4dd3875603872f03caedae361a55878f283f64a36d9e6
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\7BCOPU31\search[2].htm
Filesize25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
28KB
MD5a2851a33ba8515a054d85df6f4df68ad
SHA14ce32fbe884e173e1cf76aa8f954c7b249cf746a
SHA256cdc6072607e1fe44ce318607d324a99dc2e3875536491778eb0653444d10be1c
SHA51235cf7b895fec091355c60727ff13e49e0f01cad3ba2bcf0202596f06c37cd6c8b74bb771c9c11fbe1c2310f101e5b36c4b83d37190d38edb9ae1b4ad0f273df3
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Filesize
1KB
MD58d0213abc0e4285441d9593fc4f1b105
SHA10d03efc6daa9d5e1a508a1daf60fd02512b9d402
SHA2565d503cf5edc7353c957254611ccfbc73f4510527e298ece806ede6b3b49c5c11
SHA51239f7b32aad8b1f43fbc4cfc3afa8d25988ce1f7110c96081bc070b68d375192444bf38c090ec641e56069ec2ef2b761faa2b1d82a4de15af50f0f57f88a9fadf
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Filesize
1KB
MD5d7b27cb074c11a29794c227bbfdb18ab
SHA128ae5075e3312bb0d400ee565cd190d302dcff7c
SHA2560b5ef90388644893df1f2a0fe83521c5a9fce51fc1f74c40c4bc7cd6de216e22
SHA51282dd626565dbf9be3ba49526e657caa0af2e7ddfd8c26d8647e8fc24a3c302be4cca3ec899977678596e1cdae5c6baa590ff6affb522707c286dfc9799910d8e
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2