Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16-12-2024 03:11
Behavioral task
behavioral1
Sample
ca584854fcbd69fd5142da3f1951be608c1d9646b2c9c333e71bbc217226284fN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ca584854fcbd69fd5142da3f1951be608c1d9646b2c9c333e71bbc217226284fN.exe
Resource
win10v2004-20241007-en
General
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Target
ca584854fcbd69fd5142da3f1951be608c1d9646b2c9c333e71bbc217226284fN.exe
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Size
29KB
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MD5
4bf177ce44ff37132f910e4a17bdbb40
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SHA1
d481023824181cd6172257a76cdc29a56568a83c
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SHA256
ca584854fcbd69fd5142da3f1951be608c1d9646b2c9c333e71bbc217226284f
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SHA512
c24416cc19fb894b3d0f28278858afb6c60c96f9da9cce73def338c7f0f296b4e4c115b65f6a91d4c6f51a8af227cf560759534b8cca4a1ce8b1e129d951fe90
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/y:AEwVs+0jNDY1qi/qa
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral2/memory/1584-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1584-32-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1584-37-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1584-137-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1584-160-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1584-167-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1584-197-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2024 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" ca584854fcbd69fd5142da3f1951be608c1d9646b2c9c333e71bbc217226284fN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/1584-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023ca7-6.dat upx behavioral2/memory/2024-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1584-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2024-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2024-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2024-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2024-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2024-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1584-32-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2024-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1584-37-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2024-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000021ed4-48.dat upx behavioral2/memory/1584-137-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2024-138-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1584-160-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2024-161-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2024-166-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1584-167-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2024-168-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1584-197-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2024-202-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe ca584854fcbd69fd5142da3f1951be608c1d9646b2c9c333e71bbc217226284fN.exe File created C:\Windows\services.exe ca584854fcbd69fd5142da3f1951be608c1d9646b2c9c333e71bbc217226284fN.exe File opened for modification C:\Windows\java.exe ca584854fcbd69fd5142da3f1951be608c1d9646b2c9c333e71bbc217226284fN.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 ca584854fcbd69fd5142da3f1951be608c1d9646b2c9c333e71bbc217226284fN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1584 wrote to memory of 2024 1584 ca584854fcbd69fd5142da3f1951be608c1d9646b2c9c333e71bbc217226284fN.exe 83 PID 1584 wrote to memory of 2024 1584 ca584854fcbd69fd5142da3f1951be608c1d9646b2c9c333e71bbc217226284fN.exe 83 PID 1584 wrote to memory of 2024 1584 ca584854fcbd69fd5142da3f1951be608c1d9646b2c9c333e71bbc217226284fN.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\ca584854fcbd69fd5142da3f1951be608c1d9646b2c9c333e71bbc217226284fN.exe"C:\Users\Admin\AppData\Local\Temp\ca584854fcbd69fd5142da3f1951be608c1d9646b2c9c333e71bbc217226284fN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1584 -
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:2024
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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
312B
MD5c15952329e9cd008b41f979b6c76b9a2
SHA153c58cc742b5a0273df8d01ba2779a979c1ff967
SHA2565d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7
SHA5126aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296
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Filesize
29KB
MD502e24aaf984683dd23de5f3b0c6405ab
SHA17812a0a2eeacdb34297ddc9d29172d86e863317b
SHA2567a8b02f024da587122f5b384d5dd1750a981a001755f530ecef18be0eef8de43
SHA5125c296790c075ce6daca7e191ff3c4925feffe1469123af56b5bfa558e6a9e123ce1539253b64958ab0850c3356ad515bc08347fac405050f5be21bce8cabe25b
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Filesize
352B
MD53de051b8de252915c4a11a38f537ae87
SHA176870f6ed07ff8898db6f3ab43c63ddfd05d90e0
SHA25659088e3b762d2c97842a416145254e2a19be90cd54cb2ef6d3035efff5bed5c9
SHA512e4976b1cc75b4b2fba660c6de7887db7c96f681ce6f2498b7a7d5877b81039e4f7998ccd876b0b9bbce0de8dc35bb3ab8b4a80d7f4391e929a129928e2e5498b
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Filesize
352B
MD5b25e9a9459df9c5b908c0ab921a5b2ec
SHA1f95edf6389e2e22b02137e0a6635cd2bbde3e64c
SHA2565fdbc0891a6f5c45ad9180ab5919167342db2891ff41b62171d9c5956b098b1b
SHA5127c990dcb119b4f58a557bfb2e97029cf53dea4b6ede7b8ba3fc928636c78579d6379da9f928b897924921372ec6bb00e09500cc511ac686d4af32c26b0b0181e
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2