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
31-12-2024 03:58
Behavioral task
behavioral1
Sample
JaffaCakes118_03a3a19cee3fae0dc26b5521954be72a.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_03a3a19cee3fae0dc26b5521954be72a.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_03a3a19cee3fae0dc26b5521954be72a.exe
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Size
28KB
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MD5
03a3a19cee3fae0dc26b5521954be72a
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SHA1
685148a3f95e1a3524b63df8346a691c25e09744
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SHA256
dd0a902131e9f4eeb07555210cca3ee88a9c28eb63e0f04b2460d858a010ba83
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SHA512
c94422705e03222ed1c818970fe7053b857b7aa0b2d0ff5e00590e23e40a2e723a7d96127119feb6581e95d8b326225c8e87d63eef41d234e47d308058ebf25e
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNH5IabZ:Dv8IRRdsxq1DjJcqfJE
Malware Config
Signatures
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Detects MyDoom family 9 IoCs
resource yara_rule behavioral2/memory/2588-13-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2588-37-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2588-39-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2588-139-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2588-166-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2588-173-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2588-201-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2588-245-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2588-289-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4576 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_03a3a19cee3fae0dc26b5521954be72a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2588-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x000c000000023b84-4.dat upx behavioral2/memory/4576-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2588-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4576-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2588-37-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4576-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2588-39-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4576-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000021ea9-50.dat upx behavioral2/memory/2588-139-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4576-140-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2588-166-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4576-167-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-169-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2588-173-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4576-174-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2588-201-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4576-208-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2588-245-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4576-246-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2588-289-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4576-290-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe JaffaCakes118_03a3a19cee3fae0dc26b5521954be72a.exe File opened for modification C:\Windows\java.exe JaffaCakes118_03a3a19cee3fae0dc26b5521954be72a.exe File created C:\Windows\java.exe JaffaCakes118_03a3a19cee3fae0dc26b5521954be72a.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_03a3a19cee3fae0dc26b5521954be72a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2588 wrote to memory of 4576 2588 JaffaCakes118_03a3a19cee3fae0dc26b5521954be72a.exe 83 PID 2588 wrote to memory of 4576 2588 JaffaCakes118_03a3a19cee3fae0dc26b5521954be72a.exe 83 PID 2588 wrote to memory of 4576 2588 JaffaCakes118_03a3a19cee3fae0dc26b5521954be72a.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03a3a19cee3fae0dc26b5521954be72a.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03a3a19cee3fae0dc26b5521954be72a.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2588 -
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:4576
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
315B
MD514b82aec966e8e370a28053db081f4e9
SHA1a0f30ebbdb4c69947d3bd41fa63ec4929dddd649
SHA256202eada95ef503b303a05caf5a666f538236c7e697f5301fd178d994fa6e24cf
SHA512ec04f1d86137dc4d75a47ba47bb2f2c912115372fa000cf986d13a04121aae9974011aa716c7da3893114e0d5d0e2fb680a6c2fd40a1f93f0e0bfd6fd625dfa7
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Filesize
312B
MD5c15952329e9cd008b41f979b6c76b9a2
SHA153c58cc742b5a0273df8d01ba2779a979c1ff967
SHA2565d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7
SHA5126aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
28KB
MD5d4186f73b34f23eed58e9b28efe57e61
SHA15c0dad6ad20179eec8f712e61915e06c8a1b3274
SHA2564467045e05efa654febd056dfe9469d909524603d3c62bda0143d471f4f238b4
SHA512c18afe2b85cfa72d9ada1adc0b4691fb4ab23a4cc3a1772cab2c4eaf9320e68ef37bdcbd00296099f1467de8f5a6b0ddbe3eab6582784252098d2e39f2aabba9
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Filesize
1KB
MD5a3cb1fdd53f6f611570d32fc63ab91b0
SHA1b4c4f7e8199af23ad4384a4039688e81436dcad8
SHA256dcda56994f0dd1849a30ed1184bc6ce0b58f17228bc415b6fb68c1783de99337
SHA512d88e82fd8ff1f0f23f1b78a77ef16de6116743b422643f01a46636b7ecfba69709e847aa0cfcc2d40e37f5784d71d9e1f548498fd1b6d1ef7397c9ce2dce6ec9
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Filesize
1KB
MD5d24cbf1a7d23ed1d2228be8ddccb01ea
SHA1bfb227652c9e2b798b9254e1682219eeba54a0a9
SHA256e3697e9bf1f1044ba05beab7a1447ccc9f2dae76b38e532ed9c62c71219e3538
SHA51280ff071a200507eea39223b65eeea5923f94e0d2eab6996eca3f04f7802b65c004c9eb97e2e8f5c84ece6b908954d28470e8f26b3a5d87af4eb38b91b12d754c
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Filesize
1KB
MD5f0fe8951f945d089699598b3cc0a3360
SHA1f32dcdc0d60bfa68b66e98782756e968d9ddac73
SHA25682bae9350327d47455d24b7d457012e8145f16f743c29a3ab18fe84a696ede18
SHA5123ec991537c0d7bc1225b09e3ff96d09666001676d430a7b8112daad431ace417c26c9acc23f2174647160f0bbc3b15dca4d61712b8ab43a17a76c644dc2b1164
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2