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
15-01-2025 05:55
Behavioral task
behavioral1
Sample
a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe
Resource
win10v2004-20241007-en
General
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Target
a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe
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Size
29KB
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MD5
22ab70c36c2c3b61cd386a3bc65d3075
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SHA1
115437e501f71a2a8642d81f9adb40e1e17d4cba
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SHA256
a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5
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SHA512
da3a4925331ea056f212ea5bc3b43c9ab96412f7e1fdea7f9487006c6487d0e88972a3ff4231b48de8d48f87f796134a49561a4821a6df241a7f63090b9fe491
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Chz:AEwVs+0jNDY1qi/qaB
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral2/memory/1800-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1800-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1800-118-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1800-161-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1800-163-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1800-173-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1800-214-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1800-244-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4124 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" a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/1800-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023caf-4.dat upx behavioral2/memory/4124-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1800-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4124-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4124-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4124-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4124-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4124-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4124-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4124-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1800-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4124-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000400000001e646-53.dat upx behavioral2/memory/1800-118-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4124-119-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1800-161-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4124-162-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1800-163-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4124-164-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4124-169-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1800-173-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4124-174-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1800-214-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4124-215-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1800-244-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4124-245-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe File opened for modification C:\Windows\java.exe a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe File created C:\Windows\java.exe a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.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 a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1800 wrote to memory of 4124 1800 a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe 82 PID 1800 wrote to memory of 4124 1800 a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe 82 PID 1800 wrote to memory of 4124 1800 a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe"C:\Users\Admin\AppData\Local\Temp\a7ab3e1c4f740fa81789a992bbfab6a8b5335d0826c3606bb1c61037dc413bc5.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1800 -
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:4124
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
312B
MD5e5c2364375c0a8a786a9508a840b6299
SHA1bec1874db0d2348274b6656d1383e262f73e2bc6
SHA25651b67ae1066eb179562cf80a8a156bbd4b139b83072f610bf62c0b6d58ed17f3
SHA512ee19a8fa40bc7e991ac289eb30ceec8264d6071f124e99791022961c99f25b97def4f13fa96149eb52786d1104d85d20410e65a333304c0df6ba858472a557d3
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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
29KB
MD5e70f34f99f58709bfc480f560b9a5407
SHA155ade227494a2f4c083703fdc79be8334d865ab9
SHA25641b16f2fff749684a5bce630a7072cc13efdd87acd7b1f1c54f49700e373f13a
SHA512e87d89329ff18c91e6aa9c0ae9ee8d48ad4adaa7ecf7c67da70b7618458b5267d679f537410785713843e4fc192c3cd4da076b07d1f4cf7d8b7d64da7ce54e0b
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Filesize
29KB
MD5414846352e45882c9d5e5e0d1c6ceeff
SHA1ff55b8dcb61302c1f387964880e8dc75c5786906
SHA256d00cf562cf6afd75cfbb37f4bc32498348c53361d9b8f5e1884dd70a8b4de8fb
SHA512939178a1d5a4dfa86164768e66404ef01ebc22677c0a13b5ee0d4f57dc570511407008b89cd914e174e8047f3cd90ed6836b45803cc7c48f82db1ec204c9d96b
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Filesize
320B
MD59d46a4d867bf17f7a10c41486ede78bf
SHA1e2c01347f311d5359b8824d7311a4706342493c1
SHA2563914aa693ffa48a8a3e2745b08e1e3cbf8f15c9b93682f91176e6d75f4a8b3a6
SHA512ca24d07899f134cbaa2a4aa35d17c36e76883f5ffdaa65014dc5ba499db0f31624420eda30066e613090440e7aaf2b567874dbdf7dfd94df6bd66dd3789f580b
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Filesize
320B
MD58d9aea9e678d1e2d5c39cb1fb5475b2c
SHA1ccb5810a8dcc33dff54e26492cd841cf27ad9fd8
SHA256437345396c17e83b7d471540f3fc309f8a85cd966a3aaf4510619878bc5b2ee2
SHA5123d4fd0a84eb3f7342bae1b038fdf559c42d9825cb8030c9950d2f5da6bc344e509e11c11ea56b44bdd5f8f3b7affaa93a48d2d275c5f79e644694055124d1c51
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2