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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
26/12/2024, 14:37
Behavioral task
behavioral1
Sample
3edac7882c676105838db860ba295e52cf9b4b8c0f57bfffcfbbbdf2fad870d1.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
3edac7882c676105838db860ba295e52cf9b4b8c0f57bfffcfbbbdf2fad870d1.exe
Resource
win10v2004-20241007-en
General
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Target
3edac7882c676105838db860ba295e52cf9b4b8c0f57bfffcfbbbdf2fad870d1.exe
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Size
29KB
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MD5
27365240150d434987cd06c1ce9c29b6
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SHA1
5f60689aeab4631374de7b701fc88dc58f8a9fe9
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SHA256
3edac7882c676105838db860ba295e52cf9b4b8c0f57bfffcfbbbdf2fad870d1
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SHA512
03363cb4fab0b273cc90dd867ff1584352ae81331a3bb31c1187021ee6ee27f214945b85c0e322d3b982522f8791274f59abe9f6b54d6782e24bcf1a9c7ac0fb
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/yhx:AEwVs+0jNDY1qi/qKL
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/3136-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3136-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3136-88-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3136-161-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3136-174-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4880 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" 3edac7882c676105838db860ba295e52cf9b4b8c0f57bfffcfbbbdf2fad870d1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3136-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4880-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000b000000023b92-4.dat upx behavioral2/memory/3136-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4880-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4880-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4880-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4880-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4880-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4880-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4880-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4880-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4880-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4880-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4880-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3136-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4880-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000705-67.dat upx behavioral2/memory/3136-88-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4880-98-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3136-161-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4880-162-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3136-174-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4880-175-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 3edac7882c676105838db860ba295e52cf9b4b8c0f57bfffcfbbbdf2fad870d1.exe File opened for modification C:\Windows\java.exe 3edac7882c676105838db860ba295e52cf9b4b8c0f57bfffcfbbbdf2fad870d1.exe File created C:\Windows\java.exe 3edac7882c676105838db860ba295e52cf9b4b8c0f57bfffcfbbbdf2fad870d1.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 3edac7882c676105838db860ba295e52cf9b4b8c0f57bfffcfbbbdf2fad870d1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3136 wrote to memory of 4880 3136 3edac7882c676105838db860ba295e52cf9b4b8c0f57bfffcfbbbdf2fad870d1.exe 84 PID 3136 wrote to memory of 4880 3136 3edac7882c676105838db860ba295e52cf9b4b8c0f57bfffcfbbbdf2fad870d1.exe 84 PID 3136 wrote to memory of 4880 3136 3edac7882c676105838db860ba295e52cf9b4b8c0f57bfffcfbbbdf2fad870d1.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\3edac7882c676105838db860ba295e52cf9b4b8c0f57bfffcfbbbdf2fad870d1.exe"C:\Users\Admin\AppData\Local\Temp\3edac7882c676105838db860ba295e52cf9b4b8c0f57bfffcfbbbdf2fad870d1.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3136 -
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:4880
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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
MD506b58f3d0160950f49922f56ff661104
SHA153dea86a426d0c01fa29a44def35438d74818f0c
SHA2568b6f24eafa302c9d38cd49d9fb307b89f2b613bbc89ed95a12b22678c51cd41b
SHA512bf916f38b718d8bf2664713503d6759a692f6e2382999f82be6996c8837f0f850ffdb967dca103805979d9d62aef1da95f9688e8d88914be65f58c43beecfbbb
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Filesize
320B
MD5a3d076ba61ebf00b533b741ffe784d56
SHA193a8d6ab6cb55e14edb8afc5faf179cb52bd4a9c
SHA2562f2f30e3d3fdce8b609ebad968ddef64621a1134f4a0d27e99286736de7d1147
SHA5120009a6e6ba9d2dbae5ad6a09cbd781a73e951a5b6c945bef473e36c321e22b75eab4f8aefab5253863426afef8b5f56fee9512be5fbb2f855c08bf90a1a3ee6e
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Filesize
320B
MD5eaecd3f021aa0e904ba08e1dabc75a3a
SHA1ab544c4dd30b5be89b7932bd21ca6a8011c4e656
SHA256342cddd428f8ab560556279777905f0e9786523575fd7004392735dfbbf9182a
SHA512fd48f08128d33cafc24ff560fdbbfd42fcfc3614859ea01e06f799ebcb2c7e3d95454b148a55a4c394647d97b7883cc936924b53e51ea7f1f7d4800f39b3fc77
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2