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Analysis
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max time kernel
120s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
18/11/2024, 13:38
Behavioral task
behavioral1
Sample
7e23ce6c193d038d7c83156ea92489aca38ab3ac8a12cd1c075c301468f6faf1N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
7e23ce6c193d038d7c83156ea92489aca38ab3ac8a12cd1c075c301468f6faf1N.exe
Resource
win10v2004-20241007-en
General
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Target
7e23ce6c193d038d7c83156ea92489aca38ab3ac8a12cd1c075c301468f6faf1N.exe
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Size
29KB
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MD5
d079212fb5fadade70e61b8ff4eff5c0
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SHA1
713ead5d4c36e7b5dd367e54f22d3e8757305179
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SHA256
7e23ce6c193d038d7c83156ea92489aca38ab3ac8a12cd1c075c301468f6faf1
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SHA512
99c09b52d8999c38294986d065c69e94ab25b2e9e42579a401d3b921528f27f97399d9a7578bec2c478dc2480f757f1a0cd3ac4436a7a2859c4ddc440069eb4f
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/p3t:AEwVs+0jNDY1qi/q3
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral1/memory/2576-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2576-55-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2576-57-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2576-72-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1576 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" 7e23ce6c193d038d7c83156ea92489aca38ab3ac8a12cd1c075c301468f6faf1N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2576-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x000700000001867d-6.dat upx behavioral1/memory/1576-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2576-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1576-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1576-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1576-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1576-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1576-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1576-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1576-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1576-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1576-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2576-55-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1576-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2576-57-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1576-58-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00070000000190c6-63.dat upx behavioral1/memory/2576-72-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1576-73-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 7e23ce6c193d038d7c83156ea92489aca38ab3ac8a12cd1c075c301468f6faf1N.exe File opened for modification C:\Windows\java.exe 7e23ce6c193d038d7c83156ea92489aca38ab3ac8a12cd1c075c301468f6faf1N.exe File created C:\Windows\java.exe 7e23ce6c193d038d7c83156ea92489aca38ab3ac8a12cd1c075c301468f6faf1N.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 7e23ce6c193d038d7c83156ea92489aca38ab3ac8a12cd1c075c301468f6faf1N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2576 wrote to memory of 1576 2576 7e23ce6c193d038d7c83156ea92489aca38ab3ac8a12cd1c075c301468f6faf1N.exe 30 PID 2576 wrote to memory of 1576 2576 7e23ce6c193d038d7c83156ea92489aca38ab3ac8a12cd1c075c301468f6faf1N.exe 30 PID 2576 wrote to memory of 1576 2576 7e23ce6c193d038d7c83156ea92489aca38ab3ac8a12cd1c075c301468f6faf1N.exe 30 PID 2576 wrote to memory of 1576 2576 7e23ce6c193d038d7c83156ea92489aca38ab3ac8a12cd1c075c301468f6faf1N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\7e23ce6c193d038d7c83156ea92489aca38ab3ac8a12cd1c075c301468f6faf1N.exe"C:\Users\Admin\AppData\Local\Temp\7e23ce6c193d038d7c83156ea92489aca38ab3ac8a12cd1c075c301468f6faf1N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2576 -
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:1576
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5576c626a002a16a2b1681eaaeba6eeab
SHA18943fd025761fe963fa1b010e83437637275ade7
SHA256cc9128d32e10c5c82df7a40063f60d9dd2362edad644a2423ba6d1037fe7a75e
SHA5127da023aab4e0c2d9d127c007c79c341c28dd84d63566f4f286345b4ddcfbaa67fd23514dc1b43b170198b9d48e32a9ba44ae5b73bc378c08aa53e66c267e961c
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Filesize
352B
MD581625bf6be0fdc0373cd7518a92e508e
SHA17c8955ef8b0b1b6e604d74cc6c9dfda12337c531
SHA256202d433678d1e41b9e60b052535984f5e3c937574436d04057dcb6a6877c4c88
SHA51225f721825c6cee9d116579eeb099b3a5025a37e9c63aead4d780ff9454b9542d966dcfe302d19ef5cc42d8b55a472a4ab9e25fcfcffa50fd76f4905c5f4ffe68
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2