Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-01-2025 02:05
Behavioral task
behavioral1
Sample
5a0be4125f2faf46749851fdb0cde8c559ab633c75802a0c315d53877193173c.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
5a0be4125f2faf46749851fdb0cde8c559ab633c75802a0c315d53877193173c.exe
Resource
win10v2004-20241007-en
General
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Target
5a0be4125f2faf46749851fdb0cde8c559ab633c75802a0c315d53877193173c.exe
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Size
29KB
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MD5
38c950066dc215c1737f8c0e6d3ce6c6
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SHA1
f4de214cf6634f5609290a836c97e5b65e6ee437
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SHA256
5a0be4125f2faf46749851fdb0cde8c559ab633c75802a0c315d53877193173c
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SHA512
a32a4dc1f640bd24fa81554c4c5e2aa159cacefcbab5c8dde70456110ec087c8c32fecfa1414fa39c3cb06d16bece30679c24ce6028272c5dcff615861e22f1d
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/uhR:AEwVs+0jNDY1qi/qmr
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral2/memory/408-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/408-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/408-118-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/408-145-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/408-149-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/408-154-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/408-168-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/408-200-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2872 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" 5a0be4125f2faf46749851fdb0cde8c559ab633c75802a0c315d53877193173c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/408-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023b8f-4.dat upx behavioral2/memory/2872-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/408-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2872-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2872-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2872-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2872-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2872-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2872-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2872-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2872-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/408-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2872-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000900000001e786-55.dat upx behavioral2/memory/408-118-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2872-119-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/408-145-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2872-146-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/408-149-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2872-150-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/408-154-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2872-155-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/408-168-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2872-169-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/408-200-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2872-201-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe 5a0be4125f2faf46749851fdb0cde8c559ab633c75802a0c315d53877193173c.exe File created C:\Windows\services.exe 5a0be4125f2faf46749851fdb0cde8c559ab633c75802a0c315d53877193173c.exe File opened for modification C:\Windows\java.exe 5a0be4125f2faf46749851fdb0cde8c559ab633c75802a0c315d53877193173c.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 5a0be4125f2faf46749851fdb0cde8c559ab633c75802a0c315d53877193173c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 408 wrote to memory of 2872 408 5a0be4125f2faf46749851fdb0cde8c559ab633c75802a0c315d53877193173c.exe 83 PID 408 wrote to memory of 2872 408 5a0be4125f2faf46749851fdb0cde8c559ab633c75802a0c315d53877193173c.exe 83 PID 408 wrote to memory of 2872 408 5a0be4125f2faf46749851fdb0cde8c559ab633c75802a0c315d53877193173c.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\5a0be4125f2faf46749851fdb0cde8c559ab633c75802a0c315d53877193173c.exe"C:\Users\Admin\AppData\Local\Temp\5a0be4125f2faf46749851fdb0cde8c559ab633c75802a0c315d53877193173c.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:408 -
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:2872
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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
MD57dc90a68f8145570b345cbf4583cf6fa
SHA1895e7d66655215362e6f198411c62de0eede6f90
SHA2562c09cd1305bdebe74de1ef74c1a3ab1c79db41fac8ff83dc4b53a6223c04b2c6
SHA5120c2ef629176f4af3eb4e8a66c71445aebb066a6d5771abfec7c28a65885071fc37c833b2e35721713bebd34ea3d94ac799f018a1f00fef63a75ac2a4460312ba
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Filesize
320B
MD5ee497be320872f1dbbda562bc88f612d
SHA17d408f5f4a1f13bfcffc0a6145a5ce8da01a2de0
SHA256030c8f8967cb83bd160da8f0f387a1cc63538109b90b087c722e7dabfb5e06a7
SHA51206fdaca71f6df70e34b49fcc2f3e00a3adf5fcdfab4197a162dae1111239b96190adad62e4fa12a20b80d164a984bbee1d54144c91f6738c4d5d34acb98844b4
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Filesize
320B
MD5f61ba281ee0ed3563353cf8d93e83259
SHA1d7fba9498104463cf767b93a90d74fbd8b9964fd
SHA256f33d6c7e298b063e07da0e3bf5fe1e4b3f10d9649fb76b49fea5b25fef1254e4
SHA5127dadbec92d0755703db56186c28b7735482ac90005b396121d936059056f299c6c9ec8113989de4d2cfb0847a51c099fc87675fd49dec25b307ca2bbdcb96c4f
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Filesize
320B
MD5b13c34cf17b6cdadabdc84efce628b43
SHA15cfd1f00c6cc3bbad02a8d8f8b04cd09600f23d4
SHA2568db493ac87b861336e638e5388551069208134d59a11acee0f14a70935fcef53
SHA5128c8d557b83515edc14c42c6c29fab70092b056d616ed5df4a997a302c82d16c8a3d733db3ad86bc5c163845a37e4d564a3b81954affad29f5569d789fc9513c9
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2