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
23-11-2024 02:49
Behavioral task
behavioral1
Sample
b59a102540569b10a6594f570e533c7d1937114b2aba5066b639b27d4b55b987.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
b59a102540569b10a6594f570e533c7d1937114b2aba5066b639b27d4b55b987.exe
Resource
win10v2004-20241007-en
General
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Target
b59a102540569b10a6594f570e533c7d1937114b2aba5066b639b27d4b55b987.exe
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Size
29KB
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MD5
1f918e73cd842ce7c511986673887638
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SHA1
87bd0b06f47f078638e34e91254d191f4db7ce82
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SHA256
b59a102540569b10a6594f570e533c7d1937114b2aba5066b639b27d4b55b987
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SHA512
e92d3f4ab91b516306956e9bbea51c3b7bcf3a583bf9523db0fd015b8d02369df90495ef6d9330e1ee426c5b100082d45a83c4868d4809ee893548b284660297
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/B:AEwVs+0jNDY1qi/qJ
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/2588-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2588-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2588-135-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2588-173-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2588-180-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4576 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" b59a102540569b10a6594f570e533c7d1937114b2aba5066b639b27d4b55b987.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2588-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000c000000023b84-4.dat upx behavioral2/memory/4576-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2588-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4576-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2588-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4576-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0005000000000709-68.dat upx behavioral2/memory/2588-135-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4576-139-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2588-173-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4576-174-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-176-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2588-180-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4576-181-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe b59a102540569b10a6594f570e533c7d1937114b2aba5066b639b27d4b55b987.exe File created C:\Windows\java.exe b59a102540569b10a6594f570e533c7d1937114b2aba5066b639b27d4b55b987.exe File created C:\Windows\services.exe b59a102540569b10a6594f570e533c7d1937114b2aba5066b639b27d4b55b987.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 b59a102540569b10a6594f570e533c7d1937114b2aba5066b639b27d4b55b987.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2588 wrote to memory of 4576 2588 b59a102540569b10a6594f570e533c7d1937114b2aba5066b639b27d4b55b987.exe 83 PID 2588 wrote to memory of 4576 2588 b59a102540569b10a6594f570e533c7d1937114b2aba5066b639b27d4b55b987.exe 83 PID 2588 wrote to memory of 4576 2588 b59a102540569b10a6594f570e533c7d1937114b2aba5066b639b27d4b55b987.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\b59a102540569b10a6594f570e533c7d1937114b2aba5066b639b27d4b55b987.exe"C:\Users\Admin\AppData\Local\Temp\b59a102540569b10a6594f570e533c7d1937114b2aba5066b639b27d4b55b987.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2588 -
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:4576
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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
29KB
MD594711a8300a3c691803637fe57d72544
SHA1b223a176a1727aa9a7f78183a57c41b15d0a7136
SHA256410735dd3bdc400f17f48aff028895b71491f229a73e6676b89db191660bad24
SHA5126841f0cfd8f913eb622ca841e3aca0d3be6e4ea05e16a9680efb24e3fcbb1a150b8df389334a21b920d3d5d6db2c9f8072d13e01be726c797473578fbbfbd04b
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Filesize
352B
MD550c0183c39e4e2752c5b44c7c7d92eec
SHA194d1add6a382f315e65bcd9740fcde3c11ba00f1
SHA256fac893141e2357c084f301f02c9e1ceea07d230dc98a8d1393ef7f02669729f8
SHA512e595d86d34bb3f53d0037818e5f560e2026e580aacbd4703969d1ab6cff63d7b0fe8b7f075feab524f87be122788f561b77b0161af04060f0250ef7627a06ff1
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Filesize
352B
MD598818adfbb0b08766a9f27747036aa84
SHA1a885f419fc7bc977804c688c54229b6daeb65f9c
SHA25614457ffe3015587e8963d9997701ebb5fb7eafe904ab9050f7fbb7a8494c434b
SHA51252d65372605460888167cd0a2eda99c7fee4615c9b8fb4cbcf9b1afa52ceafdd0ca049b965db100f9d9b4b9297decd8ee96da29d6cb6b0be7e4ba0d14378d188
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2