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Analysis
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max time kernel
120s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
23/10/2024, 17:46
Behavioral task
behavioral1
Sample
441540fdc7f1de6d08a883974e129f33ec703c2ca2138f8245fb211160b95a83N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
441540fdc7f1de6d08a883974e129f33ec703c2ca2138f8245fb211160b95a83N.exe
Resource
win10v2004-20241007-en
General
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Target
441540fdc7f1de6d08a883974e129f33ec703c2ca2138f8245fb211160b95a83N.exe
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Size
41KB
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MD5
22d231a5ae2ba868085c611283bddd20
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SHA1
1a2ee6b3b62e32b1f7e0308866696066e09bada7
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SHA256
441540fdc7f1de6d08a883974e129f33ec703c2ca2138f8245fb211160b95a83
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SHA512
e0b581c28047fc535cb315fc7c52fb682d5058c5433a40567c32932e989bb479055f97f877fa7badb32b4c2340bece829ef2a472cec85a45cb9048fc941c3382
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/:AEwVs+0jNDY1qi/q
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral2/memory/896-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/896-32-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/896-117-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/896-137-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/896-146-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/896-163-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/896-194-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 756 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" 441540fdc7f1de6d08a883974e129f33ec703c2ca2138f8245fb211160b95a83N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/896-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023c99-4.dat upx behavioral2/memory/756-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/896-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/756-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/756-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/756-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/756-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/756-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/896-32-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/756-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0009000000023cba-43.dat upx behavioral2/memory/896-117-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/756-118-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/896-137-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/756-138-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/756-142-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/896-146-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/756-147-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/896-163-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/756-164-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/896-194-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/756-200-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 441540fdc7f1de6d08a883974e129f33ec703c2ca2138f8245fb211160b95a83N.exe File opened for modification C:\Windows\java.exe 441540fdc7f1de6d08a883974e129f33ec703c2ca2138f8245fb211160b95a83N.exe File created C:\Windows\java.exe 441540fdc7f1de6d08a883974e129f33ec703c2ca2138f8245fb211160b95a83N.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 441540fdc7f1de6d08a883974e129f33ec703c2ca2138f8245fb211160b95a83N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 896 wrote to memory of 756 896 441540fdc7f1de6d08a883974e129f33ec703c2ca2138f8245fb211160b95a83N.exe 84 PID 896 wrote to memory of 756 896 441540fdc7f1de6d08a883974e129f33ec703c2ca2138f8245fb211160b95a83N.exe 84 PID 896 wrote to memory of 756 896 441540fdc7f1de6d08a883974e129f33ec703c2ca2138f8245fb211160b95a83N.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\441540fdc7f1de6d08a883974e129f33ec703c2ca2138f8245fb211160b95a83N.exe"C:\Users\Admin\AppData\Local\Temp\441540fdc7f1de6d08a883974e129f33ec703c2ca2138f8245fb211160b95a83N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:896 -
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:756
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
312B
MD55431b34b55fc2e8dfe8e2e977e26e6b5
SHA187cf8feeb854e523871271b6f5634576de3e7c40
SHA2563d7c76daab98368a0dd25cd184db039cdd5d1bc9bd6e9bb91b289119047f5432
SHA5126f309dd924ba012486bcf0e3bafe64899007893ea9863b6f4e5428384ad23d9942c74d17c42a5cf9922a0e0fd8d61c287a2288a945a775586125d53376b9325c
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
312B
MD5c15952329e9cd008b41f979b6c76b9a2
SHA153c58cc742b5a0273df8d01ba2779a979c1ff967
SHA2565d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7
SHA5126aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296
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Filesize
41KB
MD58fc417ebc4e93f7696449500070210a4
SHA10be6817c6aaaa92b70892dd7104a2579713e21f1
SHA25620f7cbbfbd225824e6f1a7c0b34c199303dd416037cf351c5d60926185eb7853
SHA512074868e32c7b33c6eb20782ea2d1c3ecf9c4a3b6ef1d8c66b3487cb901843d85a199b7fc8284010759deffbb8b798d6f4e655ce073f246e9cf66207f6fea6c2d
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Filesize
192B
MD5d43cd9caa5c816796a94c903e3a8d030
SHA1ff7310d49e5744cd632c686f03007fd495cb6b6b
SHA256375df5e086b1499e7de33064a3813fcc09f04e1102f133d30fcb03f0f4207dd6
SHA5127e0275b197ea5bebf7500205d1805c4925b71170c2dd729572d5733df634efe90ee943aa194eb9a12ec48f7032a6c298e145dc2fa33370ff66cb61bfdf56e7c1
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Filesize
192B
MD5780dcd633b4ff3334773f2c6d1cec366
SHA1c0093bfd0ed929187f3e521ccac72748ccb9ea08
SHA2565f227ea7138fd8f6e9f13d2d87ed8e4e484cd02680424095fa08b67e17dc29b3
SHA512d31b31f9594e0b1dcfc17152794ec7c2de57949b4bc1d2f9a95ac46578124b346b67a7011598b56ec2e980a6406c30f82a79af74ca75ff8c4a23e97a18036b14
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Filesize
192B
MD56b7bb5c58c7994bc783c1c0216f993ea
SHA1186a002f437e7e8f7cfdd6561f6421a3adc7f436
SHA2569b1d8324fbd634a74446acfc014c74f5968433cba68d42ec8895a10ada695396
SHA5122577d2ed9120cef987cbbd8f3a3a71c1495cf35d36590567f8bd9165e778dbdf1d451e5b7fd361f85d1e10d9384122a5e74bb83dfb31b588a8fd86aad1371e84
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2