Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
23-11-2024 00:05
Behavioral task
behavioral1
Sample
74ccc9221e32fad4db75c4c05adf6d1fabbcaeb71260e77cc40c0cbe6e961119.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
74ccc9221e32fad4db75c4c05adf6d1fabbcaeb71260e77cc40c0cbe6e961119.exe
Resource
win10v2004-20241007-en
General
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Target
74ccc9221e32fad4db75c4c05adf6d1fabbcaeb71260e77cc40c0cbe6e961119.exe
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Size
41KB
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MD5
4c02eb6fc4b0615be76ef8bac9e277fc
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SHA1
d6cb098207354d58ce82fda435f41382701aa3c6
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SHA256
74ccc9221e32fad4db75c4c05adf6d1fabbcaeb71260e77cc40c0cbe6e961119
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SHA512
1f9eabb08acaab5a35755d734fc36ea3769ca98523955780c8b8ade3f0bfb4a2cbd8aab02fb4200df25ba899343953c378930bc928cbe6b509368cb89b61c26b
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/:AEwVs+0jNDY1qi/q
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/2672-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2672-55-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2672-76-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2672-80-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2672-82-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2848 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" 74ccc9221e32fad4db75c4c05adf6d1fabbcaeb71260e77cc40c0cbe6e961119.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2672-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x000700000001878d-6.dat upx behavioral1/memory/2848-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2672-9-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2672-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2848-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2672-55-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2848-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-58-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x003e000000018662-71.dat upx behavioral1/memory/2672-76-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2848-77-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2672-80-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2848-81-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2672-82-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2848-83-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2848-88-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 74ccc9221e32fad4db75c4c05adf6d1fabbcaeb71260e77cc40c0cbe6e961119.exe File opened for modification C:\Windows\java.exe 74ccc9221e32fad4db75c4c05adf6d1fabbcaeb71260e77cc40c0cbe6e961119.exe File created C:\Windows\java.exe 74ccc9221e32fad4db75c4c05adf6d1fabbcaeb71260e77cc40c0cbe6e961119.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 74ccc9221e32fad4db75c4c05adf6d1fabbcaeb71260e77cc40c0cbe6e961119.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2672 wrote to memory of 2848 2672 74ccc9221e32fad4db75c4c05adf6d1fabbcaeb71260e77cc40c0cbe6e961119.exe 30 PID 2672 wrote to memory of 2848 2672 74ccc9221e32fad4db75c4c05adf6d1fabbcaeb71260e77cc40c0cbe6e961119.exe 30 PID 2672 wrote to memory of 2848 2672 74ccc9221e32fad4db75c4c05adf6d1fabbcaeb71260e77cc40c0cbe6e961119.exe 30 PID 2672 wrote to memory of 2848 2672 74ccc9221e32fad4db75c4c05adf6d1fabbcaeb71260e77cc40c0cbe6e961119.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\74ccc9221e32fad4db75c4c05adf6d1fabbcaeb71260e77cc40c0cbe6e961119.exe"C:\Users\Admin\AppData\Local\Temp\74ccc9221e32fad4db75c4c05adf6d1fabbcaeb71260e77cc40c0cbe6e961119.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2672 -
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:2848
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
41KB
MD5eb755350aae3e6220594e9dc0f868509
SHA111fd69cff513bddccc2ce1833d2b3af35051a703
SHA256fa11b9984f4c7898ff4448e46e9d3246024f976b14d8441ffacea51e93235cba
SHA5123962f140bae2dd116703e48243cf3fac7d8491770409b4178be33f70b4ca6ec16dab6a120999f69a9d68e3ae7e08a52ecad38da0c0b957358f097aecd029a34e
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Filesize
12KB
MD5b3f49d59efcb37fffc5fd6f9d9fda385
SHA188224204207abaa33d78cc312a703ee87064dabb
SHA25601f0383c516ad6ce3da33d21db8973d58f64a9b904b373d91d095102d49605d6
SHA512a50c38019dbfa3f447829c3475518e7b87306cebac84ac2b73f4e210a81f8173e59e91943543ff9b4a8521bd6d3b560a4d6c9bfcdf57bdb716a9ff15ef95ffbb
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Filesize
192B
MD5f7314e167d738d2c1065a9325410ba66
SHA100e31fffdf54910c4d7d5a8f9001c786205e69d0
SHA256dbe497bb0a20d42b34f403a3b9203d26a6e3f3bb8676e9468c69e65bfbb4cb16
SHA51230e724cc22bdc2f47b6a89b3d7179d3c727e292fcde0c05dd2337fa443c833113d5fe10d798e337c2b16d03a286fae9ae721b3f596859f6d5d2beb360be1645f
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2