Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19-12-2024 23:40
Behavioral task
behavioral1
Sample
5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe
Resource
win10v2004-20241007-en
General
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Target
5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe
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Size
29KB
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MD5
1f3d84193777a91e0121eeed890e39f9
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SHA1
899289230c035053c95f9ee96da15997fcecad9e
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SHA256
5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326
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SHA512
72c34aafc11497b1b44ab3c92cd75537520887ede797882c44e2497eb4f838e3977f7de70c0e4079d6d4571b5350cf299328cf3216e5eacf3bcd12aa84350eee
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9//hK:AEwVs+0jNDY1qi/qnQ
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral2/memory/2552-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2552-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2552-104-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2552-150-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2552-152-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2552-162-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2552-186-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2552-230-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 988 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" 5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2552-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023ba8-4.dat upx behavioral2/memory/988-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2552-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/988-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/988-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/988-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/988-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/988-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/988-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/988-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2552-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/988-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x00020000000220f4-48.dat upx behavioral2/memory/2552-104-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/988-105-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2552-150-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/988-151-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2552-152-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/988-153-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/988-158-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2552-162-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/988-163-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2552-186-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/988-188-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2552-230-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/988-231-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe 5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe File created C:\Windows\java.exe 5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe File created C:\Windows\services.exe 5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.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 5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2552 wrote to memory of 988 2552 5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe 82 PID 2552 wrote to memory of 988 2552 5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe 82 PID 2552 wrote to memory of 988 2552 5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe"C:\Users\Admin\AppData\Local\Temp\5031b83e22b9dc56f5ed15a90bcfa424014ba5b10acd2d6ce2ff0e1bdff5c326.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2552 -
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:988
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
312B
MD5c15952329e9cd008b41f979b6c76b9a2
SHA153c58cc742b5a0273df8d01ba2779a979c1ff967
SHA2565d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7
SHA5126aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296
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Filesize
311B
MD5cb42662caffe525e9957c942617edf06
SHA1615009db9a1a242579e639ee0fc7a2a765095bfe
SHA256312bf5c9a1a122abc6361bf8ed01a44346285b962c0d273ef2de0eb796ae1b15
SHA5123e6777f1f74f64fff6cb2bd1a81a6c08d9a64feeebc3deb7cacb8f0f41b23a5c59a8e6294b99c76dd386aaaf9043a1a252ac47910fe1801bdc2995f7b675692c
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
312B
MD5e5c2364375c0a8a786a9508a840b6299
SHA1bec1874db0d2348274b6656d1383e262f73e2bc6
SHA25651b67ae1066eb179562cf80a8a156bbd4b139b83072f610bf62c0b6d58ed17f3
SHA512ee19a8fa40bc7e991ac289eb30ceec8264d6071f124e99791022961c99f25b97def4f13fa96149eb52786d1104d85d20410e65a333304c0df6ba858472a557d3
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Filesize
29KB
MD57622c47555d9d87a92fb1fe9a569ea5d
SHA1b6ab35f3ec73ef1846ce8007f45053e774297fb2
SHA256dd203810545f1143ebd519cf21a45bd9d63fad517890874249e7747284fed132
SHA512cfe092d465339230cc66e8f49d868152823d15a4b3fc19c3f257f942c2ebddff64b4d8d359d6b59263dad4913b6f45d716c3771b6fc875acbb150952165933d2
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Filesize
320B
MD5b0d9054f4641e5e0d24185dd4fd9912c
SHA15331579ef6ca0e200b678a6c3ca5ec6ed50cded4
SHA256cc83f81401dcf642bfadb7185fa8003ef139578ee2f110103bd2b908f81cca42
SHA512e0d29c4d9f24c13a66aac623755dae74a875c3e5c4192bf55abaeff396318b1fbb905da2c44e9f131b6a550371270d90232068c8f18a4ab5f521204a23731ea6
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Filesize
320B
MD51482b92f26396ecf3f8f831d2a2281b5
SHA1c04837265259d4fe9211c84e6c77e5ecbe47d20b
SHA256fc941b6fa3c7aef496c85383b3643270313917a65b3ae71e2bae6ae51021e2e0
SHA512453ee07a9d90cb77053298e902b801260516180c57d88f8b987fc8f3924d6397d172fe5ada362b4b6897b92955333f2f2c34bc414e351eb20d77431cb6fc08ed
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2