Analysis
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max time kernel
120s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
18/09/2024, 23:33
Behavioral task
behavioral1
Sample
dac82d087e5a0d28b3ad5f2b23170c2bb78c45f2477661e724171779add94bb5N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
dac82d087e5a0d28b3ad5f2b23170c2bb78c45f2477661e724171779add94bb5N.exe
Resource
win10v2004-20240802-en
General
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Target
dac82d087e5a0d28b3ad5f2b23170c2bb78c45f2477661e724171779add94bb5N.exe
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Size
29KB
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MD5
54dca33a9439c874cd5c3c3a2c249060
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SHA1
760227546f72a33e3391a3b46fbdca5e72899f4b
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SHA256
dac82d087e5a0d28b3ad5f2b23170c2bb78c45f2477661e724171779add94bb5
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SHA512
5268ffc59c8831f8e0a42eff860f1d216cfc9d59207a915c02533469ea21b40113ab57485404e54c66bab00bbf0e040345d3466437467ca26237cc285fd51034
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/O+:AEwVs+0jNDY1qi/q2+
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/3360-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3360-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3360-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3360-132-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3360-158-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 3488 services.exe -
resource yara_rule behavioral2/memory/3360-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000a00000002342c-4.dat upx behavioral2/memory/3488-7-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3360-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3488-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3488-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3488-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3488-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3488-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3488-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3488-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3488-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3360-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3488-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3360-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3488-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000705-60.dat upx behavioral2/memory/3360-132-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3488-133-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3360-158-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3488-159-0x0000000000400000-0x0000000000408000-memory.dmp upx -
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" dac82d087e5a0d28b3ad5f2b23170c2bb78c45f2477661e724171779add94bb5N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe dac82d087e5a0d28b3ad5f2b23170c2bb78c45f2477661e724171779add94bb5N.exe File opened for modification C:\Windows\java.exe dac82d087e5a0d28b3ad5f2b23170c2bb78c45f2477661e724171779add94bb5N.exe File created C:\Windows\java.exe dac82d087e5a0d28b3ad5f2b23170c2bb78c45f2477661e724171779add94bb5N.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 dac82d087e5a0d28b3ad5f2b23170c2bb78c45f2477661e724171779add94bb5N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3360 wrote to memory of 3488 3360 dac82d087e5a0d28b3ad5f2b23170c2bb78c45f2477661e724171779add94bb5N.exe 82 PID 3360 wrote to memory of 3488 3360 dac82d087e5a0d28b3ad5f2b23170c2bb78c45f2477661e724171779add94bb5N.exe 82 PID 3360 wrote to memory of 3488 3360 dac82d087e5a0d28b3ad5f2b23170c2bb78c45f2477661e724171779add94bb5N.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\dac82d087e5a0d28b3ad5f2b23170c2bb78c45f2477661e724171779add94bb5N.exe"C:\Users\Admin\AppData\Local\Temp\dac82d087e5a0d28b3ad5f2b23170c2bb78c45f2477661e724171779add94bb5N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3360 -
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:3488
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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
MD5a019ddeb3600fb491d42c3cb29ef27fb
SHA15dc0196d0ee2aaea1ee872634015e7905b09ae29
SHA2562f30704f154edaf989108f126aa502c911d263196c26cc1fc3b82a029d9b88a8
SHA5124d34a3ddd2d7f3bee0ddb3232d942e236d4e8d4cd78462887353d155e687d7f73ef323ccd7a380b35fafe9b53085cc0b94aca8ce03a122d7b9484602f85c50dd
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Filesize
384B
MD507c3f68e046f85791c8407e0bd64ca68
SHA1aea6cd5ea3262bd7804e84d00269cc1ce1bfdaa6
SHA256a80b654f6f03c459697f74d04945ee2ceefd4d0977ca12a42aa9be6e8a77c5c1
SHA5129b36e9ecdbe5137c83604212e8ae47f8773d1d7d51a595745af067d89e0a7e3e4febb3c93921f8ac7670f57a5b5851e088d53406fcf33f134e0edfa86f338fba
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Filesize
384B
MD55b09ac001be69a10bde53e845ee2e8e0
SHA115ab22d8e05733cb30d44e49a316a415ad667e5b
SHA2564eab954ec256ea91c5e0a504e3c2ac85984224a5056706c3d01b3d31cdfe28de
SHA51294cf0b8e30381bdb9e0bd5dbf3baa8466b7a4167c3ac09a5220c97b491200ba3c27877d82d602d5960f6bcb3fc9ceeede59d63a9fc0829a31fe09dc69002b36f
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2