Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
31-12-2024 11:44
Behavioral task
behavioral1
Sample
8598498c27a0ff444d6b7227b8eb3e05897127db609c93a8adff06ca2a1fed09.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
8598498c27a0ff444d6b7227b8eb3e05897127db609c93a8adff06ca2a1fed09.exe
Resource
win10v2004-20241007-en
General
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Target
8598498c27a0ff444d6b7227b8eb3e05897127db609c93a8adff06ca2a1fed09.exe
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Size
29KB
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MD5
303f6387b332338d3f72725e6f7b87cc
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SHA1
568bfc93bec83996483396209ce2e607753285e7
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SHA256
8598498c27a0ff444d6b7227b8eb3e05897127db609c93a8adff06ca2a1fed09
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SHA512
4bf2f1238101a67d7f0679c7d621f64fa05ee72748ed84ef6d9e2fcd3efabadd694d613b7daf37f1db4be2112f2ebfc3ad4b9f23743ce305b483769603628001
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Bz:AEwVs+0jNDY1qi/qF
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral2/memory/460-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/460-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/460-153-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/460-177-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2208 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" 8598498c27a0ff444d6b7227b8eb3e05897127db609c93a8adff06ca2a1fed09.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/460-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023c77-4.dat upx behavioral2/memory/2208-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/460-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2208-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2208-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2208-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2208-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2208-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2208-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2208-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2208-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2208-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2208-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2208-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/460-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2208-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2208-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000709-72.dat upx behavioral2/memory/460-153-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2208-154-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/460-177-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2208-178-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 8598498c27a0ff444d6b7227b8eb3e05897127db609c93a8adff06ca2a1fed09.exe File opened for modification C:\Windows\java.exe 8598498c27a0ff444d6b7227b8eb3e05897127db609c93a8adff06ca2a1fed09.exe File created C:\Windows\java.exe 8598498c27a0ff444d6b7227b8eb3e05897127db609c93a8adff06ca2a1fed09.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 8598498c27a0ff444d6b7227b8eb3e05897127db609c93a8adff06ca2a1fed09.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 460 wrote to memory of 2208 460 8598498c27a0ff444d6b7227b8eb3e05897127db609c93a8adff06ca2a1fed09.exe 83 PID 460 wrote to memory of 2208 460 8598498c27a0ff444d6b7227b8eb3e05897127db609c93a8adff06ca2a1fed09.exe 83 PID 460 wrote to memory of 2208 460 8598498c27a0ff444d6b7227b8eb3e05897127db609c93a8adff06ca2a1fed09.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\8598498c27a0ff444d6b7227b8eb3e05897127db609c93a8adff06ca2a1fed09.exe"C:\Users\Admin\AppData\Local\Temp\8598498c27a0ff444d6b7227b8eb3e05897127db609c93a8adff06ca2a1fed09.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:460 -
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:2208
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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
MD520c67c4c70db5a4c750008c5e9930974
SHA12de9d78596b5394f679c321fb216c644d0a6ce5b
SHA256afd5cabb0b131c44b36ebae67915c2a2e4749ec6ac5a98b653b79110460635c3
SHA512026c36c3fce738606f8f01f116c27d3cbcfb40cc054b22217ecbe64ef8e3e6828c7bd6dfe8c87e21acb9550cf50f246ee795fd53cca0a9ad5277de007cf5aba8
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Filesize
352B
MD5938118ba8d9035d4ce80befc73c13dce
SHA1a8e05c1cae40e84e687f24142d7148944730a140
SHA256a12d671a72deeb2b2e1d23efa28f8b8efa5a9e0b0a73914a9cade6241fe48e5f
SHA512e8146bb2a829651cf0464391143c8ba81a7a57821618f0beb3cc1f3cf7bc12ecaac86388924bf0c26c617cb8665b21476092b0560c1e6de3e6372b7a76246b0d
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2