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
19-01-2025 18:18
Behavioral task
behavioral1
Sample
7bfbe85089f93807507df30613c52b2d8078377e7346ffeecf665d4f0b3a6805.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
7bfbe85089f93807507df30613c52b2d8078377e7346ffeecf665d4f0b3a6805.exe
Resource
win10v2004-20241007-en
General
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Target
7bfbe85089f93807507df30613c52b2d8078377e7346ffeecf665d4f0b3a6805.exe
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Size
29KB
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MD5
472b9856dd7f74f1685fbbd527e0a5d5
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SHA1
10b76437bdef6f91e599ddb318e071561baf1313
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SHA256
7bfbe85089f93807507df30613c52b2d8078377e7346ffeecf665d4f0b3a6805
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SHA512
595b2fdabb632e0461c8c6af3a0b9b7bfb18b17c76ac3504a09e71e6d7581be3442c6810da39c03866611303cbdb8cc3a70453aa1fd133929d8ba16423d470d7
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Y6:AEwVs+0jNDY1qi/q7
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral2/memory/3820-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3820-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3820-98-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3820-127-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3820-142-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3820-152-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3820-174-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3820-203-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2244 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" 7bfbe85089f93807507df30613c52b2d8078377e7346ffeecf665d4f0b3a6805.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3820-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000d000000023b85-7.dat upx behavioral2/memory/2244-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3820-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2244-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2244-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2244-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2244-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2244-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2244-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2244-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3820-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2244-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x00030000000220f4-53.dat upx behavioral2/memory/3820-98-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2244-99-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3820-127-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2244-128-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3820-142-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2244-143-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2244-148-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3820-152-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2244-153-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3820-174-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2244-175-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3820-203-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2244-204-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 7bfbe85089f93807507df30613c52b2d8078377e7346ffeecf665d4f0b3a6805.exe File opened for modification C:\Windows\java.exe 7bfbe85089f93807507df30613c52b2d8078377e7346ffeecf665d4f0b3a6805.exe File created C:\Windows\java.exe 7bfbe85089f93807507df30613c52b2d8078377e7346ffeecf665d4f0b3a6805.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 services.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7bfbe85089f93807507df30613c52b2d8078377e7346ffeecf665d4f0b3a6805.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3820 wrote to memory of 2244 3820 7bfbe85089f93807507df30613c52b2d8078377e7346ffeecf665d4f0b3a6805.exe 82 PID 3820 wrote to memory of 2244 3820 7bfbe85089f93807507df30613c52b2d8078377e7346ffeecf665d4f0b3a6805.exe 82 PID 3820 wrote to memory of 2244 3820 7bfbe85089f93807507df30613c52b2d8078377e7346ffeecf665d4f0b3a6805.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\7bfbe85089f93807507df30613c52b2d8078377e7346ffeecf665d4f0b3a6805.exe"C:\Users\Admin\AppData\Local\Temp\7bfbe85089f93807507df30613c52b2d8078377e7346ffeecf665d4f0b3a6805.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3820 -
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:2244
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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
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
29KB
MD5f5b1b3925c1c34b5c80258caf91a4d95
SHA11b824f4be287d9c1450827589f4ec01eda4b22a8
SHA25667f50f288f2e595c44a80fffdd31784bdfbfa20ecb95b39fadfcd2891c3c82bc
SHA51266c070623a31b8dff3ec7d9c2b9050c228446eeb75227cf4afd2e69018cde5fbaceb734339579652fd618737d78c04f19d2d9e6ca2ffe918c04b30dab1ae1b72
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Filesize
352B
MD5760b5e6c8cf064ccb6e1612b4aaae91e
SHA1f459f5f4d2d4c40d68404bbcdd7aafadb90a2b1f
SHA2561afe5dbaa70452dff174cb067651f2a66cb76dfda0b8cd523b757a63645334f4
SHA512ab1c328556e57f7c162b90175237dcccdf6ccde3ad6f4da252dc7fb657f56f5afc8594b8db2d17847431e6979068d7effcca1b801940c21bdd502baefe0a52e0
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Filesize
352B
MD5d0870838ca540f29dd51052af7e73797
SHA10bf7888ea9bb83298771f5c41d946afb6579e6d4
SHA256c74f85e2a3339d9a5e612151605536fe0d3d12b29607fefd200b0f2e923c0bea
SHA512e29897c5fd9178093d5f7a54b6a3cf9af31d557ce0ed614ff79259510a1b7157e7d2dd690c8fd2cf8a1c03f3f3e0bb3c0401e0de747326a47eb7a45d08da11aa
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2