Analysis
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max time kernel
120s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
09-11-2024 20:23
Behavioral task
behavioral1
Sample
49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.exe
Resource
win10v2004-20241007-en
General
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Target
49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.exe
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Size
29KB
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MD5
3c9569df3488726d48021fdb6f5656f0
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SHA1
c29121520cebfa754344116caf25e529b1e773a7
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SHA256
49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fad
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SHA512
cc4f75b4ede784080b9a96de93b7a0a39b3abcdf0e3b5b0125522832164420ce208a25ab8913e23f1467ad4202bcc97d9ba955d2a006e4b6d1f08a562c380ec1
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Up:AEwVs+0jNDY1qi/q+
Malware Config
Signatures
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Detects MyDoom family 3 IoCs
Processes:
resource yara_rule behavioral1/memory/2364-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2364-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2364-61-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
Processes:
services.exepid Process 2552 services.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.exeservices.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Processes:
resource yara_rule behavioral1/memory/2364-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x000f00000001866e-7.dat upx behavioral1/memory/2364-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2552-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2364-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2552-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2552-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2552-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2552-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2552-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2552-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2552-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2552-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2552-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2552-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2364-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2552-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2364-61-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2552-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0004000000013d08-72.dat upx -
Drops file in Windows directory 3 IoCs
Processes:
49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.exedescription ioc Process File created C:\Windows\services.exe 49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.exe File opened for modification C:\Windows\java.exe 49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.exe File created C:\Windows\java.exe 49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.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.
Processes:
49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.exeservices.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.exedescription pid Process procid_target PID 2364 wrote to memory of 2552 2364 49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.exe 31 PID 2364 wrote to memory of 2552 2364 49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.exe 31 PID 2364 wrote to memory of 2552 2364 49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.exe 31 PID 2364 wrote to memory of 2552 2364 49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.exe"C:\Users\Admin\AppData\Local\Temp\49b47f86141f0b89ab0dfd148422193cf78eda281460d8ea86aad27c58089fadN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2364 -
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:2552
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
320B
MD59c35fd0982fab2682f33af53e05542dc
SHA1041717be64fa67bb2fadda20ee47f4b873606274
SHA2562044bc6a18969ed9ac999f4e8cf4d89ae31b0424b43d05858845731fa6f10449
SHA51285cfa1e4a012d5bb8880261edc8b4a8ae37d626c240c0b6ef5b7e487bcd96413569243212882fb26ef65aa79a540b54db5d7023e1c9fe3ea5cdcca8daad4ccaf
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Filesize
29KB
MD5d25fcda40049dc061bf1ba72239cb817
SHA1e3e9c1f65672751270f9541dcf6298962c398269
SHA25682c46d5f3c5be16bc3db8e39b07518a9ca847bbfca6fa202c09d8b3f4313309f
SHA51276917dce9259f0c3a9e79d9d46de28339550985c34b454c20df3109880c21dd1bb1f7bcbe7c4ddaed5ca008b9d7df37bedd038aabc0a2f06f83fa3eb4210dd43
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
352B
MD5715894c21beef45856d8a893c16ea90f
SHA196cb54bc4bece161255156df2c3dca7bfb0b8cc2
SHA25654cbd1026d13d76fcba0e99edb55cafe3edf4d55bb93aa5f096f998d1e4371ec
SHA512a2da3c602e20dbc6f8c6ea940d1b59e82adf90a2e121c1eaf1f8b3eed910b8a71bbb58a609bf16727ec02924b8a4e4ffdf4612b521efdd3372e99e5ed3d72e91
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2