Analysis
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max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
08-12-2024 02:03
Behavioral task
behavioral1
Sample
6d7ff4fd150430c5712434afd0fb2aabff5acf7e050cd89c3a697406b12fa715N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
6d7ff4fd150430c5712434afd0fb2aabff5acf7e050cd89c3a697406b12fa715N.exe
Resource
win10v2004-20241007-en
General
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Target
6d7ff4fd150430c5712434afd0fb2aabff5acf7e050cd89c3a697406b12fa715N.exe
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Size
29KB
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MD5
d4316a5643b5c640d294a505e8300860
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SHA1
06b937b1598b06683725df4c77c9afc93d0ff929
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SHA256
6d7ff4fd150430c5712434afd0fb2aabff5acf7e050cd89c3a697406b12fa715
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SHA512
1cbd399c3abf7c66a6db936af898181915218b949fe20f39abd4bb20194fc58409a96419beb39f2a1f239a859151003f49b44ebe0d1ef25b44f68095c1d98a7e
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/e:AEwVs+0jNDY1qi/q2
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral1/memory/2180-0-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2180-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2180-18-0x0000000000220000-0x0000000000228000-memory.dmp family_mydoom behavioral1/memory/2180-38-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2180-59-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2180-63-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2180-68-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2180-75-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2172 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\Services = "C:\\Windows\\services.exe" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 6d7ff4fd150430c5712434afd0fb2aabff5acf7e050cd89c3a697406b12fa715N.exe -
resource yara_rule behavioral1/memory/2180-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0006000000019223-6.dat upx behavioral1/memory/2172-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2180-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2180-18-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/memory/2172-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2172-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2172-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2172-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2172-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2180-38-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2172-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2172-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0004000000004ed7-49.dat upx behavioral1/memory/2180-59-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2172-60-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2180-63-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2172-64-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2180-68-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2172-69-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2172-71-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2180-75-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2172-76-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 6d7ff4fd150430c5712434afd0fb2aabff5acf7e050cd89c3a697406b12fa715N.exe File opened for modification C:\Windows\java.exe 6d7ff4fd150430c5712434afd0fb2aabff5acf7e050cd89c3a697406b12fa715N.exe File created C:\Windows\java.exe 6d7ff4fd150430c5712434afd0fb2aabff5acf7e050cd89c3a697406b12fa715N.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 6d7ff4fd150430c5712434afd0fb2aabff5acf7e050cd89c3a697406b12fa715N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2180 wrote to memory of 2172 2180 6d7ff4fd150430c5712434afd0fb2aabff5acf7e050cd89c3a697406b12fa715N.exe 30 PID 2180 wrote to memory of 2172 2180 6d7ff4fd150430c5712434afd0fb2aabff5acf7e050cd89c3a697406b12fa715N.exe 30 PID 2180 wrote to memory of 2172 2180 6d7ff4fd150430c5712434afd0fb2aabff5acf7e050cd89c3a697406b12fa715N.exe 30 PID 2180 wrote to memory of 2172 2180 6d7ff4fd150430c5712434afd0fb2aabff5acf7e050cd89c3a697406b12fa715N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\6d7ff4fd150430c5712434afd0fb2aabff5acf7e050cd89c3a697406b12fa715N.exe"C:\Users\Admin\AppData\Local\Temp\6d7ff4fd150430c5712434afd0fb2aabff5acf7e050cd89c3a697406b12fa715N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2180 -
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:2172
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD571c7793217345f03d570387f4c8c379c
SHA1c3279fe9acfb437ac6cf6ad331afda1261940233
SHA2563b79dff40699b93b89147b8386c3d87ffc7bf31069de84e94014e0362f0ddedc
SHA512da17760cc17e44df24eb32b9b2b9bef7d020c9163a58947b08b34559f7360689783b935ff2164022104f9f421d7a851da67241d389fa28ba85f4dd9f8cc94742
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Filesize
367B
MD5674cec0e8e633a63f548c3712cbf8dff
SHA16b1d3002a72cd1741f91af2b345ad9599b8385e9
SHA256cb25c566aea6594afaa5b3cc90cd4e97c2e40a0c60f03c40a6807ff5f7c41d2a
SHA5120084b9b4a69b86ff435a02cf10e16f39e5bf8818c92ca90f4ad9ed3c5408913f9b528031d80b6c1b35f3b34c18cd3cc7a1e33d21807626115e6e040527cf3188
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Filesize
352B
MD5dd9774b177a5b3b987d9eb9350c0ccfd
SHA1838a97d86c2c12f6ecd545001bb1822904c07b8c
SHA256d53736323ac37ac1b6a3b9f20adad65c65babab85b8c2d7c374fe621a8f5433a
SHA5121ac70ce8bdc26770c5232e734419f62e106069eb8b9915aee9c6004ec8cd846f1f694990441c1e9117300d6ebba7cf417bf8789a2492f69e5e065560bccbc022
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2