Analysis
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max time kernel
120s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16-12-2024 09:15
Behavioral task
behavioral1
Sample
84be6f1ab17f29ce0c6fcc56351ea4aac9c1e618889c316f8c334dc18d2146e9N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
84be6f1ab17f29ce0c6fcc56351ea4aac9c1e618889c316f8c334dc18d2146e9N.exe
Resource
win10v2004-20241007-en
General
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Target
84be6f1ab17f29ce0c6fcc56351ea4aac9c1e618889c316f8c334dc18d2146e9N.exe
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Size
29KB
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MD5
87ca39683d39b54147d2f379929a3850
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SHA1
abb3ee734b54c6922522e31873211504aaa3af44
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SHA256
84be6f1ab17f29ce0c6fcc56351ea4aac9c1e618889c316f8c334dc18d2146e9
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SHA512
6373b9f2a282a393787a2cbaec941a53b94222210d2cba635fcf96df0ddfd346857be57a4214ee99b7a5c7f2d7255f9b4f11ebf0213c7fba698546b7f7a09bcd
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/x:AEwVs+0jNDY1qi/qp
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/2588-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2588-37-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2588-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2588-132-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2588-159-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2588-166-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2492 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" 84be6f1ab17f29ce0c6fcc56351ea4aac9c1e618889c316f8c334dc18d2146e9N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2588-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0007000000023cbd-4.dat upx behavioral2/memory/2492-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2588-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2492-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2492-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2492-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2492-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2492-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2492-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2588-37-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2492-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2588-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2492-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000d0000000219e5-50.dat upx behavioral2/memory/2588-132-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2492-133-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2588-159-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2492-160-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2492-162-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2588-166-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2492-167-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 84be6f1ab17f29ce0c6fcc56351ea4aac9c1e618889c316f8c334dc18d2146e9N.exe File opened for modification C:\Windows\java.exe 84be6f1ab17f29ce0c6fcc56351ea4aac9c1e618889c316f8c334dc18d2146e9N.exe File created C:\Windows\java.exe 84be6f1ab17f29ce0c6fcc56351ea4aac9c1e618889c316f8c334dc18d2146e9N.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 services.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 84be6f1ab17f29ce0c6fcc56351ea4aac9c1e618889c316f8c334dc18d2146e9N.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2588 wrote to memory of 2492 2588 84be6f1ab17f29ce0c6fcc56351ea4aac9c1e618889c316f8c334dc18d2146e9N.exe 83 PID 2588 wrote to memory of 2492 2588 84be6f1ab17f29ce0c6fcc56351ea4aac9c1e618889c316f8c334dc18d2146e9N.exe 83 PID 2588 wrote to memory of 2492 2588 84be6f1ab17f29ce0c6fcc56351ea4aac9c1e618889c316f8c334dc18d2146e9N.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\84be6f1ab17f29ce0c6fcc56351ea4aac9c1e618889c316f8c334dc18d2146e9N.exe"C:\Users\Admin\AppData\Local\Temp\84be6f1ab17f29ce0c6fcc56351ea4aac9c1e618889c316f8c334dc18d2146e9N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2588 -
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:2492
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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
MD5f923555ffc089d839ac69e823c61af94
SHA1ccbffc4b99f3adc9d8395ab5bef2c58c604c0a74
SHA256176e5aa693d0be403a82ec1486b3f2e15bafd2df3f55afbc48827487790deaad
SHA51238756674dc30a5163adf8947184ed0a0437134a7c0eaee6a96bff682ecab4d44a93c33223cea781164cf60cc451a0fca5d36883f18d70e2b2a78b26f2126877d
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Filesize
352B
MD59e9936b93bbe14538ac70ccdfce80868
SHA17e524a0b8e283117600146e171e9b1c49da1f771
SHA25620eee759a770140ab9ffd740241ed4a57546234ed3535af926c115ee099a3ac5
SHA5128bca9447dbf1cf4192dba1130b19a3ab523f08e5f12fed6100b4c76ee112cf4d2d0504ab3fd71b1d2a8f5f262dc8bed5a36ee4e55e6a669495293a2b5d0014f9
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Filesize
352B
MD5a4f2a9265dfc99c35f455f87c103634e
SHA1fe0846dc38c65f8d275a467d797eefe7d87b21f6
SHA256b5645c079cbb24ce718e6bc957636092502191079828ef21a75f2dceb83abd89
SHA512a0c64f2971b4ecbffed665c70185640fcf080b9063f779a7c4a1024c83b583a246833b33d24f0d40dfebecc51022dff8e22b20f86959aa35d18cb0bc953deeab
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Filesize
352B
MD5d733b42fd50e0d1e012302213a643bd2
SHA1e3710d995911da55600453dc5907df81baefcb5e
SHA2568875f21b0a48001897cda34fc105c8c628fef99e1ed48a669da426b69028df9e
SHA51269b3bee329e98a7a70d739d2e6801d3863a28efed6e11378db08b03ef51af614e97ca9c9c3e163f54cc3246578135b4517255779613f154a7e3b374f85d58e83
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2