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
07/01/2025, 01:50
Behavioral task
behavioral1
Sample
c3e37866427c6e4540162d5d1308f8e35ec33dde84a8d0207ac8da60183ed039.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
c3e37866427c6e4540162d5d1308f8e35ec33dde84a8d0207ac8da60183ed039.exe
Resource
win10v2004-20241007-en
General
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Target
c3e37866427c6e4540162d5d1308f8e35ec33dde84a8d0207ac8da60183ed039.exe
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Size
29KB
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MD5
d7c3b7ca7ea5cb0ab6a9c5ad68c97c40
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SHA1
1c96d5d66c13c8603639880d1fe5aaa2289f4947
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SHA256
c3e37866427c6e4540162d5d1308f8e35ec33dde84a8d0207ac8da60183ed039
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SHA512
58acc9c8248c1f1fa9516abdbd5d85b907a36b5fd85da58bbd21795211da5db7c390ef7d45fe4acced6b3cd293e2e0f214a01c8c3e2308a52567cd08b269dbce
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/rhx:AEwVs+0jNDY1qi/qjL
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/3684-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3684-37-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3684-115-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3684-146-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3684-152-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3684-176-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4988 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" c3e37866427c6e4540162d5d1308f8e35ec33dde84a8d0207ac8da60183ed039.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3684-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0009000000023ca0-4.dat upx behavioral2/memory/4988-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3684-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4988-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4988-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4988-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4988-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4988-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4988-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3684-37-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4988-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000d0000000219e5-48.dat upx behavioral2/memory/3684-115-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4988-116-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3684-146-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4988-147-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4988-151-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3684-152-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4988-153-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3684-176-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4988-177-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe c3e37866427c6e4540162d5d1308f8e35ec33dde84a8d0207ac8da60183ed039.exe File opened for modification C:\Windows\java.exe c3e37866427c6e4540162d5d1308f8e35ec33dde84a8d0207ac8da60183ed039.exe File created C:\Windows\java.exe c3e37866427c6e4540162d5d1308f8e35ec33dde84a8d0207ac8da60183ed039.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 c3e37866427c6e4540162d5d1308f8e35ec33dde84a8d0207ac8da60183ed039.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3684 wrote to memory of 4988 3684 c3e37866427c6e4540162d5d1308f8e35ec33dde84a8d0207ac8da60183ed039.exe 83 PID 3684 wrote to memory of 4988 3684 c3e37866427c6e4540162d5d1308f8e35ec33dde84a8d0207ac8da60183ed039.exe 83 PID 3684 wrote to memory of 4988 3684 c3e37866427c6e4540162d5d1308f8e35ec33dde84a8d0207ac8da60183ed039.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\c3e37866427c6e4540162d5d1308f8e35ec33dde84a8d0207ac8da60183ed039.exe"C:\Users\Admin\AppData\Local\Temp\c3e37866427c6e4540162d5d1308f8e35ec33dde84a8d0207ac8da60183ed039.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3684 -
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:4988
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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
MD514da6ee5ea79e0e5065ffa3e93bc7004
SHA1a7c78e0373430ca3243b0e28811a064e14a07b78
SHA256492d7e623d80f1cf420626de595db4f5a208440206e8f2013351c6e0aafae1ed
SHA5123c7f7e6d4ba734684a14f9fc9d17d145d72235a8c98ff3303adde686a6ead57faf8edd04aae0a22068290660e838b3328fefe9285cfa58d7ab673f47e48f7a30
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Filesize
320B
MD5c10034146561d094da464aefd0f6d819
SHA161bd0f9f388176c6a7bebf6037469356ab5c3097
SHA256f0400cccbae225cb4f4f9d712e6ac5ed909b604edf6c8dfb87b318abaee8cc21
SHA5121f3b9f43083a4141cdb0ab3d1f8afe981f85bae0f8e33088a1a3f19fe5e201c397d654fb5925083a008ac4f8f31773e74cedd5e9ee860523a15c66e30a064cf0
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Filesize
320B
MD5e0f224bb1e60ae06a5e5ca4b79256243
SHA127a90a1168142f32c98d144a759d155539cff05f
SHA256f2d7609ab12a89161c1fcdc8469fef1731932f15e46857c1aeefa406a0c533ff
SHA512043c79dc5d7e04b5df24a03ffb8e110c921d11b4edc133f5da8b9a1e3953f05938ba2f585f287765ad9e3ad6ee67452b29163ccdbf2111801f4c8353ce6afd09
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Filesize
320B
MD53f200a500a259b20d58cedecd79bd346
SHA11f401f95804031a0a9a672b20e3a7924e8917b2d
SHA25652ed06488868f04c3665286ed3584a982295a2b735daa8c5a3f7657b97ee90ac
SHA5122ba533436dc44195198663b02254b3b03acc753da627509190414e53456f6a6a90bcec0411a7802da82b98572d8ef596141a739976a255a1cc28e3619ab17d50
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2