Analysis
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max time kernel
120s -
max time network
121s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2024 09:13
Behavioral task
behavioral1
Sample
2f74f2abcfd67c75037c610ccf034381e5aa3df010254926d5c5206a4e5f8542.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2f74f2abcfd67c75037c610ccf034381e5aa3df010254926d5c5206a4e5f8542.exe
Resource
win10v2004-20241007-en
General
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Target
2f74f2abcfd67c75037c610ccf034381e5aa3df010254926d5c5206a4e5f8542.exe
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Size
29KB
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MD5
b2d2d6ec0085b077f057e50d7b41873b
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SHA1
8811131891a3bce681489af9a62fd8c087ae7674
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SHA256
2f74f2abcfd67c75037c610ccf034381e5aa3df010254926d5c5206a4e5f8542
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SHA512
fbcd6405c942003acb63d10bb640748f16302ef456abd49cd1a729011b3e7b65ecaa854f2e117d00b4b71957f57b1835734c4785a9457dd6a2c0e26f1c358420
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/K:AEwVs+0jNDY1qi/qS
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/5016-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5016-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5016-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5016-129-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5016-154-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 716 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" 2f74f2abcfd67c75037c610ccf034381e5aa3df010254926d5c5206a4e5f8542.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/5016-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023b73-4.dat upx behavioral2/memory/716-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5016-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/716-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/716-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/716-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/716-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/716-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/716-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/716-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/716-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5016-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/716-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5016-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/716-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000709-60.dat upx behavioral2/memory/5016-129-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/716-130-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5016-154-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/716-155-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 2f74f2abcfd67c75037c610ccf034381e5aa3df010254926d5c5206a4e5f8542.exe File opened for modification C:\Windows\java.exe 2f74f2abcfd67c75037c610ccf034381e5aa3df010254926d5c5206a4e5f8542.exe File created C:\Windows\java.exe 2f74f2abcfd67c75037c610ccf034381e5aa3df010254926d5c5206a4e5f8542.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 2f74f2abcfd67c75037c610ccf034381e5aa3df010254926d5c5206a4e5f8542.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5016 wrote to memory of 716 5016 2f74f2abcfd67c75037c610ccf034381e5aa3df010254926d5c5206a4e5f8542.exe 83 PID 5016 wrote to memory of 716 5016 2f74f2abcfd67c75037c610ccf034381e5aa3df010254926d5c5206a4e5f8542.exe 83 PID 5016 wrote to memory of 716 5016 2f74f2abcfd67c75037c610ccf034381e5aa3df010254926d5c5206a4e5f8542.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\2f74f2abcfd67c75037c610ccf034381e5aa3df010254926d5c5206a4e5f8542.exe"C:\Users\Admin\AppData\Local\Temp\2f74f2abcfd67c75037c610ccf034381e5aa3df010254926d5c5206a4e5f8542.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5016 -
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:716
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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
MD5b01d518d13a8c07326e4c1271436802b
SHA1801c3498ffb565e276bcf79e9b1ed498fd384d40
SHA2564e9ab320186201e5d307b9f1382d524f6905dc1c89d6e36af00431c81a1a7a42
SHA5129b09aa61162f7886476b9b29e1374c4900997a2053fd90009f43d6027627bdfee435fd836219fc86b1fcb2c1ac9bdb2129d29884234f0524834b2b0eb0941563
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Filesize
320B
MD5723c9cee102fb6cebf64508e9cfac504
SHA1eba37115dceda45f522aa7f669ed42719776e88c
SHA256bcc4fed569e123a8948a525e57516d00b5edfbad9a8904ad9321d9e20d737d8b
SHA5125a8a93ae2efc8f43bcd981ffb96fbd576a09c0c876a5029e3c1eae8dac7e3ba48eac52fadce7663b09a89c44d2467bbf8bfa1a7e5d4f00fb4a82e2f921ee9834
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2