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
29-12-2024 20:59
Behavioral task
behavioral1
Sample
2acd0e67a9d419e33679a29044aab341e38e99b14ddf82c5121f84f85278c5d2.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2acd0e67a9d419e33679a29044aab341e38e99b14ddf82c5121f84f85278c5d2.exe
Resource
win10v2004-20241007-en
General
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Target
2acd0e67a9d419e33679a29044aab341e38e99b14ddf82c5121f84f85278c5d2.exe
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Size
29KB
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MD5
46f3448f8761f2d40f66744936665055
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SHA1
cfd057e4c7ae42b6c3109411bfc98cfa1914c0f0
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SHA256
2acd0e67a9d419e33679a29044aab341e38e99b14ddf82c5121f84f85278c5d2
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SHA512
e11335e5600689c318349f2d5a25a7cdc9ce27a7e8e51810d4c0b710c18d919900e8cc6fa8bb85cfc1dc943be4163fd8758b27a02350a6264ec5490d0e89b7d4
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/+:AEwVs+0jNDY1qi/q2
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/4460-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4460-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4460-61-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4460-134-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4460-179-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4480 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" 2acd0e67a9d419e33679a29044aab341e38e99b14ddf82c5121f84f85278c5d2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4460-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4480-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000a000000023b5a-4.dat upx behavioral2/memory/4460-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4480-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4480-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4480-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4480-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4480-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4480-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4480-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4480-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4480-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4480-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4480-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4460-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4480-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4460-61-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4480-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000709-72.dat upx behavioral2/memory/4460-134-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4480-135-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4460-179-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4480-180-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 2acd0e67a9d419e33679a29044aab341e38e99b14ddf82c5121f84f85278c5d2.exe File opened for modification C:\Windows\java.exe 2acd0e67a9d419e33679a29044aab341e38e99b14ddf82c5121f84f85278c5d2.exe File created C:\Windows\java.exe 2acd0e67a9d419e33679a29044aab341e38e99b14ddf82c5121f84f85278c5d2.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 2acd0e67a9d419e33679a29044aab341e38e99b14ddf82c5121f84f85278c5d2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4460 wrote to memory of 4480 4460 2acd0e67a9d419e33679a29044aab341e38e99b14ddf82c5121f84f85278c5d2.exe 83 PID 4460 wrote to memory of 4480 4460 2acd0e67a9d419e33679a29044aab341e38e99b14ddf82c5121f84f85278c5d2.exe 83 PID 4460 wrote to memory of 4480 4460 2acd0e67a9d419e33679a29044aab341e38e99b14ddf82c5121f84f85278c5d2.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\2acd0e67a9d419e33679a29044aab341e38e99b14ddf82c5121f84f85278c5d2.exe"C:\Users\Admin\AppData\Local\Temp\2acd0e67a9d419e33679a29044aab341e38e99b14ddf82c5121f84f85278c5d2.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4460 -
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:4480
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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
320B
MD52808576000edc979ea10f0ea3f07405f
SHA1675eef8f8311ea8fefb2ad1191e00771ca481eea
SHA25690fb5c0fb6c29e6a7391641a6c84ddee343e6bb58b9946ea9f15d213a04cd4cb
SHA5124e92b48ff7f2f4476d1718ec19a104389f16a3ecac959b207ee7b4a92f2d8b5e5a0d948a60120f2acd2ff0451a26e07cb5ba1440615d8b392e90f0447395e7a3
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Filesize
29KB
MD5c9609abaf7d736a2aca6be98af5504e9
SHA138bcac33aefccdcad7c112a1313cc07096fea8f5
SHA256cdca27534b65eccf69ef8b6e91a483d94f35db96a8a872262984282c6e79c9bd
SHA512dd119836633300b75ebe42f33190f947dab24a569175c807ca9409fdf239b8408680305506a74567341e22ea9e7e5788017b91f9633f482eefa2f193fb5e013c
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Filesize
352B
MD50830dba951b2c0e51e26470a8cf2226b
SHA17c4145c4d4172a926a50f57ec1074c11fe7bd2f0
SHA2567770ec80bf6365c0c1642e2fa941ee3daa866f626e1ce8d484e1f4a6e4656a05
SHA51251d0728aa64717478bfe5cc237c33cee0c1704e245080f3ff376eec34e439d2a3a734ffd3a6a655473a3c46f06aa59740c60ebf7d8bc9214be09340bb3e944ea
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2