Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
06-12-2024 21:17
Behavioral task
behavioral1
Sample
476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe
Resource
win10v2004-20241007-en
General
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Target
476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe
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Size
29KB
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MD5
f76ac1457821a8ab2c51f51e7831d7af
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SHA1
7ba9a67d55bc458dc2e2323e82d8d3b376156b2f
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SHA256
476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9
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SHA512
636c0dd6c2b9e8457d3b33bc27bce43b617725915d94a527da15976ad981e680886568c753ceecfba291850bfa56c29d5e3bcfcce90d71125e022ba122b3d350
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/1:AEwVs+0jNDY1qi/qt
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/1508-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1508-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1508-112-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1508-151-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1508-168-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3136 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" 476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/1508-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3136-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0008000000023c91-4.dat upx behavioral2/memory/1508-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3136-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3136-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3136-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3136-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3136-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3136-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3136-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3136-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1508-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3136-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000900000001e786-60.dat upx behavioral2/memory/1508-112-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3136-113-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1508-151-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3136-164-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1508-168-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3136-169-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe File opened for modification C:\Windows\java.exe 476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe File created C:\Windows\java.exe 476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.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 476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1508 wrote to memory of 3136 1508 476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe 83 PID 1508 wrote to memory of 3136 1508 476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe 83 PID 1508 wrote to memory of 3136 1508 476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe"C:\Users\Admin\AppData\Local\Temp\476e46fb286a7f16f8ea15b212048a85877d426be49a3d9f1c6060f1e9da41e9.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1508 -
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:3136
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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
MD52d4892d845213f7621c6e64b5be97594
SHA1c006fb72f9e209c089dd7bbb952f83ca566faf43
SHA256e7af5da3bd73a7c2d12e0f5652cfecaf27b9ec37efa15429e7011a823e943f29
SHA5124136e30c6e2099e6a68d11c6614917f036eeac351ccd773d8a89c23fd92f4aa69c199ee23bddb4ba563bd378c2ceb77997c1388c0de7c4ac8bc021f7febcddda
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Filesize
320B
MD53e88715f94b1e7ddb3531ca46d91d290
SHA140e7d4f8fcd5464b3d7b1656e110288e1e50575d
SHA256a263181a1359686bd799e3d891fa8be26dec842ba6f00d92fa1487fa13e71392
SHA512c935363be938a0745eea8729d9199b855c59ad7da34b4afed54f6546fa2dd27a1c2632059fecbc307bb53880a1dd63957f902c86907ac2ee6d1258a0c368f5de
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Filesize
320B
MD57a2502b75e093b996ffcacbc38c51c91
SHA17ef6c89e4a0c85057dd35e77dbe482f4677b9cd3
SHA2561cf2c32a01fbf174b52591fd50d2e000b177655b3111e80b919071b8edfdbd43
SHA512838ad9c6d1b00b9670aae7a409a8fd9de384e4b2c671f116295fa8d9e3be5a588c79d1d9e526c37048dd2cb21e4d48f4a5d287016a2f320692c17eb35995700d
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2