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 23:25
Behavioral task
behavioral1
Sample
fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe
Resource
win10v2004-20241007-en
General
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Target
fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe
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Size
29KB
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MD5
2550bb0a7e44cd437130283bafa9968e
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SHA1
ee258e4959969fac65e719fceca90a6885388b61
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SHA256
fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d
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SHA512
7838008ddab7c26a1473fe0a991b49418e13d7ec5254f8ed96b9821278081d11241469b8c90d7fcb5387b62c2442a385ba8cd184a53fe1bee3ab4249065e210b
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/ehQ:AEwVs+0jNDY1qi/qWm
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/3344-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3344-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3344-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3344-150-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3344-167-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3344-174-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 736 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" fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3344-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023b7b-4.dat upx behavioral2/memory/736-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3344-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/736-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/736-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/736-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/736-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/736-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/736-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/736-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/736-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/736-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3344-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/736-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3344-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/736-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000000709-57.dat upx behavioral2/memory/3344-150-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/736-151-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3344-167-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/736-168-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/736-170-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3344-174-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/736-175-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe File created C:\Windows\java.exe fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe File created C:\Windows\services.exe fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.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 fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3344 wrote to memory of 736 3344 fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe 83 PID 3344 wrote to memory of 736 3344 fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe 83 PID 3344 wrote to memory of 736 3344 fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe"C:\Users\Admin\AppData\Local\Temp\fd32735c4bfed5487326b8dade2f21579decf73071d6350479a4c9902baa225d.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3344 -
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:736
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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
MD5f9676552b58675abe63644b9f8890bef
SHA1bfa7f7dd1a1970be7c63f31c9904a803ddf09e92
SHA25657b0a29cfe8bfe0b7cc90d546f209c2134790f289c3216d8d724eb0c53e0858c
SHA5128ef8f7be2766b370b6650defe19b6b97e3744a2f72c9ac6fbfe200b61f05a781ef9bbd69ac318250d308742957d07cf9d28f2f638561a1de5275d0eea1f65129
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Filesize
320B
MD5b85ad4ce02f4848c8884790f750864ae
SHA15a891f565b9b29ff474e5a0c155624b47831c07b
SHA256ca78db37487d7f417e435d2105566dcabeba49018a179768022c3cb11abc8472
SHA512065802c53ba60e29499de4c040f16e6fb29781d6ac6d07d352c1dcf05380875a364e5b1bdf5d142e0f3e526d0c5eb158c17b5e4231623a77b8949b605ddc2a1f
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Filesize
320B
MD5215abd4df95c0dd5c3f1b3e8a9a4cb9c
SHA1bcf6e895fad37ddb9210e9c62f8613d0d2adb5e9
SHA25646c7220c927dcb02cf54c2e8cc03cc783395a0c7ad32423f1164b81b8d5da679
SHA51239bd40085275a46673dca7396eaa37ed9fe362bda771e06ed9a815bbae0aac13bf08ba8518cf4472fda8c78b3bdd13894906727e771579c68527c5ead3dcef79
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Filesize
320B
MD5046326a83e46226887c90e0e66a518f3
SHA15cc7865c66d90b891cbc879fbbc947c364a3711d
SHA256108a845be05cb555c7cff5f2155d0069e1e745ed68e9cfe68a0e050e81058830
SHA5124e3eedd26c228186177938f0f5ad806dbae67d03825645e6674cd037720512e1004fe007c9b1e508ad4801757145bd1fd4b608cea0e691e2f191f7f2d1a91784
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2