Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
12-11-2024 02:12
Behavioral task
behavioral1
Sample
b277d0aa5104bb6b28c3324cb95d2e8abbb4cdd8be7ad81c9bfe78fe3b1eda9b.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
b277d0aa5104bb6b28c3324cb95d2e8abbb4cdd8be7ad81c9bfe78fe3b1eda9b.exe
Resource
win10v2004-20241007-en
General
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Target
b277d0aa5104bb6b28c3324cb95d2e8abbb4cdd8be7ad81c9bfe78fe3b1eda9b.exe
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Size
29KB
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MD5
32752f5dfdd53fab7fe4187b8a25611f
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SHA1
5fbc4b915317bdae0639ea0ba5c6f4f41639a33c
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SHA256
b277d0aa5104bb6b28c3324cb95d2e8abbb4cdd8be7ad81c9bfe78fe3b1eda9b
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SHA512
b3416f8a75bc4e32dcb1e6c399709e0f8b34db0934547a5cadc31ef166a92a4fdc40a539b158ce5eb5f887a7a336d51f59a120a3ba885f635009bd1db4f41c19
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/7+:AEwVs+0jNDY1qi/qK
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/3912-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3912-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3912-183-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3912-388-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3912-392-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3912-413-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2952 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" b277d0aa5104bb6b28c3324cb95d2e8abbb4cdd8be7ad81c9bfe78fe3b1eda9b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3912-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000d000000023a68-4.dat upx behavioral2/memory/2952-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3912-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2952-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2952-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2952-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2952-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2952-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2952-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2952-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2952-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2952-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2952-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3912-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0003000000000707-55.dat upx behavioral2/memory/3912-183-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2952-207-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3912-388-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2952-389-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3912-392-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2952-393-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2952-395-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3912-413-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2952-414-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe b277d0aa5104bb6b28c3324cb95d2e8abbb4cdd8be7ad81c9bfe78fe3b1eda9b.exe File opened for modification C:\Windows\java.exe b277d0aa5104bb6b28c3324cb95d2e8abbb4cdd8be7ad81c9bfe78fe3b1eda9b.exe File created C:\Windows\java.exe b277d0aa5104bb6b28c3324cb95d2e8abbb4cdd8be7ad81c9bfe78fe3b1eda9b.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 b277d0aa5104bb6b28c3324cb95d2e8abbb4cdd8be7ad81c9bfe78fe3b1eda9b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3912 wrote to memory of 2952 3912 b277d0aa5104bb6b28c3324cb95d2e8abbb4cdd8be7ad81c9bfe78fe3b1eda9b.exe 84 PID 3912 wrote to memory of 2952 3912 b277d0aa5104bb6b28c3324cb95d2e8abbb4cdd8be7ad81c9bfe78fe3b1eda9b.exe 84 PID 3912 wrote to memory of 2952 3912 b277d0aa5104bb6b28c3324cb95d2e8abbb4cdd8be7ad81c9bfe78fe3b1eda9b.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\b277d0aa5104bb6b28c3324cb95d2e8abbb4cdd8be7ad81c9bfe78fe3b1eda9b.exe"C:\Users\Admin\AppData\Local\Temp\b277d0aa5104bb6b28c3324cb95d2e8abbb4cdd8be7ad81c9bfe78fe3b1eda9b.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3912 -
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:2952
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
166KB
MD50b6d29c4d8f3cceb1c184b7a1c0bf329
SHA1d1b7ed609e2f2aed375439803eeb08b356a089b9
SHA256322e357ee01edfc8e1350b52900fa0a150bf12cbb25ab00423180ed69a3534b6
SHA5122059aa9d7d5fdf179ca08ec6f89d63ce1b845140127ef2f60deaa85791825e6716d1ed3b0b5a7f2b37e1653a185ea6b91db04db3b691767f0f297e9ce9d2f245
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
164KB
MD5675a607271d61e0c711cf8b81f643500
SHA1138d3ffc2c92783c31a7f0d24574c7ded13ef574
SHA2563b432bbbb3dfd12134b44fce2847ba8331be2d1aa412ff08ca5daa89a98dacb4
SHA512f2efcff0ea537ebdc122fcc4c158ef25ffcf030f1f280ebab9124c8c13b0a75c2615c208451bbb92095ab52ad0bf07b385c7fbb8caef9e1c76f2d95155e46f1c
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Filesize
153KB
MD5e9e35185a66864b24a830020e0f1a902
SHA1adecb76e42e4504db8d1521d80ee31ef73c48d65
SHA2561a3c8d0343a98ba6f65df076af6d50daf87e6fa086c81601f17d53590892d5c1
SHA512a86caee0c35683dfd49de793a4714db251693054d94e4b5d7c333779a77acb8bd06a48c1fdf2f2766c43a84401b55d67e83721def264066cc6222b3bf0bb1570
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Filesize
29KB
MD58df7687b3e1ac0a589b1ea2ab1033c7c
SHA1351103f475699fcea17da2fe2c9dbf687f6de841
SHA2561db3722827d7a29c5b01351a5a846c2864d4f9f3703e5cac9026ff63bcf6fa73
SHA51208270c20b5a8081b0a9f6b413a46ec93abc7f547596bf282baa6ca2bcea441c3a1157dd7e8803e39a363650c7118fad08bd9f30c108fe91e64e20e9cdaa23b98
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Filesize
352B
MD5044edb653107a2b4308b35936719c390
SHA1bd4cd88628c990129e76a511ec6511922947e14e
SHA256acc9f67a89a9790a15ea5ba17bab3f3bd44e21cf7d48d6859368676b599afee7
SHA512e48a8a6c358b56b9226d1a417ebe34a9bbaa65bd8785425bae77ec55a0edd3b8c9095f80fffa8444e769a93916f7ef04ac512b0e31c93c7419cbf57697be454c
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Filesize
352B
MD5fc1a75769d9aee29ea84321c30e53d48
SHA1f6b0de86f73b8f17ab6990086fbfa47ba792e2e8
SHA25613117f0fe26c54d7a6a49b25d867fa0e723811e2db35c70c1bb9c82e2cc53a73
SHA512077cd9af1fe5a76376042f63974ce6192034fcf3e5c4a48549a2ab41e56c3d7030a9f8c68e70d539c2554c17d7521649aa4515108b1d995107b07d1b390738ff
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Filesize
352B
MD5aa0590fa435c91b996f427df4911276a
SHA1bf6b1489e6eccc01df1c6e97e10dcb78062952cb
SHA2566287810848b4aea743291bb2a7e401b75fb6c8931d827542225a875967b51234
SHA512a8b41cd76143e0c4235dbef484bdf465ca44bc4ed9ff55d1a3356de5900efa7a10438bbac05676695d4e3b8c02056d86cbb04b643429b5194fa7caee7ac44813
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2