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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
28/09/2024, 16:01
Behavioral task
behavioral1
Sample
4e09d4566a5a63dfb29838ee3aa53b18e490c0a09c5e48599498507833b105e4N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
4e09d4566a5a63dfb29838ee3aa53b18e490c0a09c5e48599498507833b105e4N.exe
Resource
win10v2004-20240802-en
General
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Target
4e09d4566a5a63dfb29838ee3aa53b18e490c0a09c5e48599498507833b105e4N.exe
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Size
29KB
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MD5
83b4af1b541420ea76b411f4740fae10
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SHA1
79b1c8f2eb75e040befe3ce86b8e050a171f4377
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SHA256
4e09d4566a5a63dfb29838ee3aa53b18e490c0a09c5e48599498507833b105e4
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SHA512
bb7973eb18cd65b710194e747582b301073a25a0b0af52d665ebc2530bcfa595a3f975bbef093a36fd952a0ed17cf1c13b1e7d0083b275ff264a2c1515bb903e
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/b:AEwVs+0jNDY1qi/qT
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral2/memory/3380-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3380-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3380-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3380-143-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 5000 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" 4e09d4566a5a63dfb29838ee3aa53b18e490c0a09c5e48599498507833b105e4N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3380-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023431-4.dat upx behavioral2/memory/5000-7-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3380-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5000-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5000-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5000-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5000-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5000-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5000-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5000-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5000-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5000-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3380-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5000-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3380-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0004000000000705-64.dat upx behavioral2/memory/5000-72-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3380-143-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5000-144-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 4e09d4566a5a63dfb29838ee3aa53b18e490c0a09c5e48599498507833b105e4N.exe File opened for modification C:\Windows\java.exe 4e09d4566a5a63dfb29838ee3aa53b18e490c0a09c5e48599498507833b105e4N.exe File created C:\Windows\java.exe 4e09d4566a5a63dfb29838ee3aa53b18e490c0a09c5e48599498507833b105e4N.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 4e09d4566a5a63dfb29838ee3aa53b18e490c0a09c5e48599498507833b105e4N.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3380 wrote to memory of 5000 3380 4e09d4566a5a63dfb29838ee3aa53b18e490c0a09c5e48599498507833b105e4N.exe 82 PID 3380 wrote to memory of 5000 3380 4e09d4566a5a63dfb29838ee3aa53b18e490c0a09c5e48599498507833b105e4N.exe 82 PID 3380 wrote to memory of 5000 3380 4e09d4566a5a63dfb29838ee3aa53b18e490c0a09c5e48599498507833b105e4N.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\4e09d4566a5a63dfb29838ee3aa53b18e490c0a09c5e48599498507833b105e4N.exe"C:\Users\Admin\AppData\Local\Temp\4e09d4566a5a63dfb29838ee3aa53b18e490c0a09c5e48599498507833b105e4N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3380 -
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:5000
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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
MD5971fc7f5094a9cca27124684c5f7bf3f
SHA1539b2031317f723d1e2ab0b9e3a166ea4f7c7ceb
SHA256ce617306451ebfe84886cbc6f5e400cf57f42b1508693c7e587b53e6dfb5a61c
SHA512f73ca8ed1f19827fdcfa4384ff9250964632f9dba3c147593a448fe69a1a111aa67be1c90ffb1c91a2c80637985aca08146e219f1b46809f3ed69e74787a9f03
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Filesize
320B
MD5c7dc9de31058bc94e491e53b8871498b
SHA14d42aac4e1cc7d70aad033232e1ca8564b593da5
SHA2564d8e5dc244ca48d99a11c7f4bad2e372e101f44522f57fa7944dd450c74a00c2
SHA512cf676c49abc71f67a028998a8216bc0eeda043e512c930fe3f5bab39114b84f0e2c4a4412d613e7d586f66866ad54a5c98a05cc8ddf6e1b76c79ae9d1150913a
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Filesize
320B
MD529e9322a0fa973e29e8b427d9195c704
SHA19baacfda3f4b2a3bd64749c712ecb873bc99ea60
SHA25639cca88773b22969e051d1458aa30e4d3aeb8b17aaf588824bdd4723d798c3b4
SHA51251302f19aed3df8c3c5085e4162df20665fb4f9fb444eea0366cae48d22315b4ce457c339daa5179ebbcd9c18ff0885b25002acf3d8f104d3a45522c38e2ddf6
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2