Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
11-01-2025 00:18
Behavioral task
behavioral1
Sample
cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe
Resource
win10v2004-20241007-en
General
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Target
cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe
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Size
29KB
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MD5
9f170512dc6da064ce71a341bfbbf8c4
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SHA1
3e83ca96bf203c9e57e728bddb35ed302e38d8f9
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SHA256
cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282
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SHA512
2e9dd62506a74c83fe39297230775045dee1efcb29651a1105729999a97f7a8073b21486b1ae6ee27f49549f9d367ab64368388692095207eabb604fb4804be7
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Ehj:AEwVs+0jNDY1qi/q8x
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral1/memory/2916-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2916-40-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2916-61-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2916-65-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2916-67-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2916-77-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2916-84-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2380 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" cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2916-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2916-3-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0009000000018766-9.dat upx behavioral1/memory/2380-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2916-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2380-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2380-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2380-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2380-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2380-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2380-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2916-40-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2380-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2380-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-56.dat upx behavioral1/memory/2380-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2916-61-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2380-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2916-65-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2380-68-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2916-67-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2380-73-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2380-78-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2916-77-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2380-80-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2916-84-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2380-85-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe File opened for modification C:\Windows\java.exe cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe File created C:\Windows\java.exe cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.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 cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2916 wrote to memory of 2380 2916 cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe 30 PID 2916 wrote to memory of 2380 2916 cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe 30 PID 2916 wrote to memory of 2380 2916 cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe 30 PID 2916 wrote to memory of 2380 2916 cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe"C:\Users\Admin\AppData\Local\Temp\cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:2916 -
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:2380
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
29KB
MD52d4ef4ae46f0deac3312b732cd3d976e
SHA1c493d5f8d64d2bf6bed429edb8ab45db392e35aa
SHA256d3126a1721b77a42a2aa0e6accf9b2ea2bfcd133e3adcd717876718849ac961d
SHA5123ff6ab39e0ab8ca82b42bd77222551a8328326832236c5a5f1c7dcfd3040f4b60d81f546276628bdc7b050b65fca429de6a5d17f7bd9ac8da2c64d66c4ccd4e6
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Filesize
320B
MD5c14e19be32496b319cffeed25fdb39a9
SHA187291fdebba195cadd5ae3a54b53f1a837b8b8cb
SHA2562d218af127e25b59bd0af40d7ec28171a40d1e56df2cc715ec5dd4c39b82c262
SHA51289a22f1fa5d2bac1458a307decb7ad186c64ba8060df1c52b1e3d694433c4ffda1ac08c0fe0739bff0e9cef17c6abb48d5468b8ccbd4eab33a97798efadaf45d
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Filesize
320B
MD5322948bb108ae0308883324a78f19a61
SHA138599074145259c39cbc3b3143acfe0a0a4c7144
SHA256cc20e8e369f16c1f66be98d1ce6a5e45fd9f482dd16aa494cd02ea5a760faa75
SHA512084a4484dda8d5e6625e08cf369733d46738823cbd6033c515bfc65d2b79e95f9bdb2d532bafb777b18c705f994f0ddcc18414491d94a0bb4cb0d46623c569a5
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2