Analysis
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max time kernel
120s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17-12-2024 22:45
Behavioral task
behavioral1
Sample
eb8ff6c0699be729d7a103599c954e11f7fef92a62f3728f7d196959e21091ee.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
eb8ff6c0699be729d7a103599c954e11f7fef92a62f3728f7d196959e21091ee.exe
Resource
win10v2004-20241007-en
General
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Target
eb8ff6c0699be729d7a103599c954e11f7fef92a62f3728f7d196959e21091ee.exe
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Size
56KB
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MD5
4d9d48d00167a2759d81713877390806
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SHA1
e17338f25b08d929e92125de573a7d639cdd3567
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SHA256
eb8ff6c0699be729d7a103599c954e11f7fef92a62f3728f7d196959e21091ee
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SHA512
a89a736785a8fb029e1e77adbdce6611ed4e20934e790c7ae104bd892ddfc08a65d4b2660805c5f4f6385aa61fec98a7aa05b5583af263062ecb48e72a4f143f
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SSDEEP
768:aq9m/ZsybSg2ts4L3RLc/qjhsKmMJ0UtH/hY+JFfJcqfTH0Koe1h:aqk/Zdic/qjh8MJDH++vCVKBn
Malware Config
Signatures
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Detects MyDoom family 3 IoCs
resource yara_rule behavioral2/memory/2420-0-0x0000000000500000-0x0000000000511000-memory.dmp family_mydoom behavioral2/memory/2420-13-0x0000000000500000-0x0000000000511000-memory.dmp family_mydoom behavioral2/files/0x0003000000000705-46.dat family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3464 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" eb8ff6c0699be729d7a103599c954e11f7fef92a62f3728f7d196959e21091ee.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2420-0-0x0000000000500000-0x0000000000511000-memory.dmp upx behavioral2/files/0x0007000000023cb1-4.dat upx behavioral2/memory/3464-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2420-13-0x0000000000500000-0x0000000000511000-memory.dmp upx behavioral2/memory/3464-14-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3464-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3464-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3464-23-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3464-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3464-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3464-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3464-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3464-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3464-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000000705-46.dat upx behavioral2/memory/3464-116-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3464-164-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe eb8ff6c0699be729d7a103599c954e11f7fef92a62f3728f7d196959e21091ee.exe File opened for modification C:\Windows\java.exe eb8ff6c0699be729d7a103599c954e11f7fef92a62f3728f7d196959e21091ee.exe File created C:\Windows\java.exe eb8ff6c0699be729d7a103599c954e11f7fef92a62f3728f7d196959e21091ee.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 eb8ff6c0699be729d7a103599c954e11f7fef92a62f3728f7d196959e21091ee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2420 wrote to memory of 3464 2420 eb8ff6c0699be729d7a103599c954e11f7fef92a62f3728f7d196959e21091ee.exe 83 PID 2420 wrote to memory of 3464 2420 eb8ff6c0699be729d7a103599c954e11f7fef92a62f3728f7d196959e21091ee.exe 83 PID 2420 wrote to memory of 3464 2420 eb8ff6c0699be729d7a103599c954e11f7fef92a62f3728f7d196959e21091ee.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\eb8ff6c0699be729d7a103599c954e11f7fef92a62f3728f7d196959e21091ee.exe"C:\Users\Admin\AppData\Local\Temp\eb8ff6c0699be729d7a103599c954e11f7fef92a62f3728f7d196959e21091ee.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2420 -
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:3464
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
56KB
MD5307fa9b27491729eade80cdc33d066af
SHA1754d7bdf8ccf4b949184443c12644a5748179a4a
SHA2566d9d673a0b71e95c2970aacdbc866d6ec4b4610f26cb8f5109bb7831237bfcdc
SHA512cffeb915414e07a5536c9ee6f0724a7f23f4667fe64537c77c1a6baf37960ba2870da862782c6569e699633f6da12e8ccbc404bfb6e82dff830eb4ee9b9312ab
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Filesize
1KB
MD5bff7b4c619d9d09cc2413c31a9af3718
SHA18a2a97ff24e9d2ba6f861ce3080abf275eff6775
SHA256661beafd25b61107efdaa95d8bd5d47051e7811eb3acd6ec6e58e4d012475617
SHA512b3ba0bfd14e9bf61b2aa9f00b8a3f9a55466a683e3117deea83bfc7b562051fc6e04e1d442620e655a5c1f1aec6805ccb0713a07037e44ac4ff9d38280eda303
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Filesize
1KB
MD5b3b704ae1b3a09675733c3e92bf2f5a7
SHA1bba3121d21baf976a55457606437b7e83d0278dd
SHA2563e1cd5b0ff4aa7d140769cba58fe12d65ac22be521514e146eb38f33e3919495
SHA512357c73377256bd8caf4fc6d55713c8f454c0b97935cc19db582ecc835515067d5b2019f4a56458cdf8cbe2a41147a8da69bb237bd0b073e3d536ade611c94d53
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2