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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
07/12/2024, 23:15
Behavioral task
behavioral1
Sample
235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe
Resource
win10v2004-20241007-en
General
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Target
235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe
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Size
29KB
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MD5
fe46a38fc6364fe6dbe73851b51aca00
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SHA1
21a54d8a8019aa99ceaeda5d54ec6beaa509879a
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SHA256
235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6
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SHA512
9d7838be3382dde01799ef071aec49561073b64e7f009b962096d8f2a862df705f23f4e60e131211c06a32fa2622a1f150c5f202d4d1d0355971f384cb6a264c
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/7:AEwVs+0jNDY1qi/qT
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/3764-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3764-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3764-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3764-130-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3764-157-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 5028 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" 235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3764-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023b7b-4.dat upx behavioral2/memory/5028-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3764-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5028-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5028-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3764-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3764-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5028-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000709-60.dat upx behavioral2/memory/3764-130-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5028-131-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3764-157-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5028-158-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe 235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe File created C:\Windows\services.exe 235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe File opened for modification C:\Windows\java.exe 235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.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 235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3764 wrote to memory of 5028 3764 235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe 83 PID 3764 wrote to memory of 5028 3764 235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe 83 PID 3764 wrote to memory of 5028 3764 235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe"C:\Users\Admin\AppData\Local\Temp\235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3764 -
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:5028
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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
MD5fe46a38fc6364fe6dbe73851b51aca00
SHA121a54d8a8019aa99ceaeda5d54ec6beaa509879a
SHA256235f64949cb368a3fcfa6ab3254c266ec7b9cb80d9c556520179b454116922c6
SHA5129d7838be3382dde01799ef071aec49561073b64e7f009b962096d8f2a862df705f23f4e60e131211c06a32fa2622a1f150c5f202d4d1d0355971f384cb6a264c
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Filesize
352B
MD50ae27d9a61539bc8f794e67b33a64c39
SHA11f68f2cfff511fd1657f88b64048416a7334106a
SHA25670034b9d6a584cce39125014335aa7076a68cf722d1fb50f24aca0c52829a9a2
SHA5125217fe05e04ae1a0e359b95dda37622af44111e7e52893eba6288144ca718322040fee0f637918cc5bcb326b6e48ee35d935439c298f422112d7b528910154dc
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Filesize
352B
MD5431d6dd4a9881fb0145dc11872a1b37d
SHA1f955f30015bdef8fb1b1d4c45996d26675afc9b7
SHA256acd4c9377b0c3fb86bd11f51fcf9d969229f51ba4a9b30747cb85a042bf44dbb
SHA512f691ffdaa155f3e22ffa64262496c9845dfa6122bf2747b791ea2214c75f1a67de541e13d87476bda1a470cb56563babdc2e0cbf9d5f93eeea8739729800fd69
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2