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Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11/10/2024, 20:40
Behavioral task
behavioral1
Sample
39aa4ff57edc5e8833dbeca55399f95b1e8822c710795dd53219df7bbe4cb38c.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
39aa4ff57edc5e8833dbeca55399f95b1e8822c710795dd53219df7bbe4cb38c.exe
Resource
win10v2004-20241007-en
General
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Target
39aa4ff57edc5e8833dbeca55399f95b1e8822c710795dd53219df7bbe4cb38c.exe
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Size
41KB
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MD5
46c6a7c70fc0082dc071fb82ae7299fa
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SHA1
0ec6a66f6e939820357b7ec197e7c31455ebe239
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SHA256
39aa4ff57edc5e8833dbeca55399f95b1e8822c710795dd53219df7bbe4cb38c
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SHA512
451a23c31397b9085081678c7eb4514a273f00144a00e265bf4bbc7fd944da91176b3f3542723abc726c14752a09b433a0df1b6c60afc3fef6eb5800763ee726
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/:AEwVs+0jNDY1qi/q
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral2/memory/1280-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1280-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1280-128-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1280-160-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1280-164-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1280-169-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1280-181-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1280-217-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 3352 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" 39aa4ff57edc5e8833dbeca55399f95b1e8822c710795dd53219df7bbe4cb38c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/1280-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023c9d-4.dat upx behavioral2/memory/3352-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1280-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3352-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3352-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3352-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3352-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3352-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3352-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3352-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3352-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1280-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3352-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000c000000023b5d-50.dat upx behavioral2/memory/1280-128-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3352-129-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1280-160-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3352-161-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1280-164-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3352-165-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1280-169-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3352-170-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1280-181-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3352-182-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1280-217-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3352-218-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 39aa4ff57edc5e8833dbeca55399f95b1e8822c710795dd53219df7bbe4cb38c.exe File opened for modification C:\Windows\java.exe 39aa4ff57edc5e8833dbeca55399f95b1e8822c710795dd53219df7bbe4cb38c.exe File created C:\Windows\java.exe 39aa4ff57edc5e8833dbeca55399f95b1e8822c710795dd53219df7bbe4cb38c.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 39aa4ff57edc5e8833dbeca55399f95b1e8822c710795dd53219df7bbe4cb38c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1280 wrote to memory of 3352 1280 39aa4ff57edc5e8833dbeca55399f95b1e8822c710795dd53219df7bbe4cb38c.exe 83 PID 1280 wrote to memory of 3352 1280 39aa4ff57edc5e8833dbeca55399f95b1e8822c710795dd53219df7bbe4cb38c.exe 83 PID 1280 wrote to memory of 3352 1280 39aa4ff57edc5e8833dbeca55399f95b1e8822c710795dd53219df7bbe4cb38c.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\39aa4ff57edc5e8833dbeca55399f95b1e8822c710795dd53219df7bbe4cb38c.exe"C:\Users\Admin\AppData\Local\Temp\39aa4ff57edc5e8833dbeca55399f95b1e8822c710795dd53219df7bbe4cb38c.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1280 -
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:3352
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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
41KB
MD5d7966f7299e42070177131093e092a3b
SHA1e848092838e793adcabbf93336083a0fb533e793
SHA25623002d3554e379c83cfa6370c2c958c3d56f2c205b0d12a2841e6ed0be8b9d1c
SHA5125ee611df16903f1259559f4746a64bbd0d57e97f6cb3b9d69bd4d381a821f197a11fa2c244648eb2b04d43487cf56bfd9e826748f7bb78690f8218b70b5bf942
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Filesize
192B
MD5bb06f31a27cfed0f36282e5d49dd2b8c
SHA1af4cba1e5c3532a60fb8faacf0af59103f019a0d
SHA2565b8f6a0ccc09eeeedd461a33255dc44cf415bf70da7855381e95f2bbe7043e13
SHA5126d8bd302392b538cf0fa14210ca99e7616259ef653217135c06e6f2d46e11c7dade0a6f965f89206c5c68f9f02797b6d8082dea2cfe2c05a2caf7c2738c59a1a
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Filesize
192B
MD5d75f7812b2afab49ed71172572224160
SHA17e26c8f84fb96892677578f03b63360bacb41e89
SHA256371c9127580ac97165924a05f95047a3f1ef89f3ab11b25ac3b3ca84eeae1565
SHA512d8219f5883ef43fdaab4233ddd6a6755978a800ae98778358d18f46eefbad28eafb700e29ed9cb9460a48c85a7d0bef01d861b0da586c4c01d1322169ca8aeee
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Filesize
192B
MD5c49d9a2b591ec5eb05180bb811cc8bc1
SHA155ac953a1071077f30ecff581a932fcf256ac1cb
SHA25678f783dc1e65e6f549ee73abcb9e863f0b4e6a5b0c9c6741a89ef82fff1ae1dd
SHA51211c545a32dfc9aeccd1b74801989f98bedf88181ba1a3c7cd6574705babc5d145a835a66f523d03e7f95a3669db8b258645c33b667f082b5fbb23728d1cb35f5
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2