Analysis
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max time kernel
120s -
max time network
116s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
02-01-2025 03:02
Behavioral task
behavioral1
Sample
d87aed7867b80830efe1c30110ce4181a788d274ec6dfe300e7ea60d051e1507.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d87aed7867b80830efe1c30110ce4181a788d274ec6dfe300e7ea60d051e1507.exe
Resource
win10v2004-20241007-en
General
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Target
d87aed7867b80830efe1c30110ce4181a788d274ec6dfe300e7ea60d051e1507.exe
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Size
29KB
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MD5
1a85115a594d93ba56d281c9edac2563
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SHA1
1fc734be009f18b8ffc1b26b7bc90eb5aef9c9a0
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SHA256
d87aed7867b80830efe1c30110ce4181a788d274ec6dfe300e7ea60d051e1507
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SHA512
cf8455c7ab024da276622f20e4cabca78819c8532fc6e3548f9b82eff7b343ed7f89c5c2155ef46e38151231ba894aabb7670a067f217f8582b3bd152daf619b
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/t:AEwVs+0jNDY1qi/ql
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/2788-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2788-43-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2788-72-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2788-74-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2788-79-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2280 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" d87aed7867b80830efe1c30110ce4181a788d274ec6dfe300e7ea60d051e1507.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2788-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2788-4-0x00000000001B0000-0x00000000001B8000-memory.dmp upx behavioral1/memory/2280-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00080000000161f6-9.dat upx behavioral1/memory/2788-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2280-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2280-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2280-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2280-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2280-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2280-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2280-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2788-43-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2280-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2280-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0004000000013d08-62.dat upx behavioral1/memory/2280-73-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2788-72-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2788-74-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2280-75-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2280-80-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2788-79-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe d87aed7867b80830efe1c30110ce4181a788d274ec6dfe300e7ea60d051e1507.exe File opened for modification C:\Windows\java.exe d87aed7867b80830efe1c30110ce4181a788d274ec6dfe300e7ea60d051e1507.exe File created C:\Windows\java.exe d87aed7867b80830efe1c30110ce4181a788d274ec6dfe300e7ea60d051e1507.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 d87aed7867b80830efe1c30110ce4181a788d274ec6dfe300e7ea60d051e1507.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2788 wrote to memory of 2280 2788 d87aed7867b80830efe1c30110ce4181a788d274ec6dfe300e7ea60d051e1507.exe 30 PID 2788 wrote to memory of 2280 2788 d87aed7867b80830efe1c30110ce4181a788d274ec6dfe300e7ea60d051e1507.exe 30 PID 2788 wrote to memory of 2280 2788 d87aed7867b80830efe1c30110ce4181a788d274ec6dfe300e7ea60d051e1507.exe 30 PID 2788 wrote to memory of 2280 2788 d87aed7867b80830efe1c30110ce4181a788d274ec6dfe300e7ea60d051e1507.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\d87aed7867b80830efe1c30110ce4181a788d274ec6dfe300e7ea60d051e1507.exe"C:\Users\Admin\AppData\Local\Temp\d87aed7867b80830efe1c30110ce4181a788d274ec6dfe300e7ea60d051e1507.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2788 -
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:2280
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD58def1ffc3bfc2093c3eb385b9610b85f
SHA16ac060ab9cfe7e2d803f8d5ea3bf462cae7d09d1
SHA2563cf58bcd445279b5a9d37d8d6d43ef6cd6665d46aa274428eb38eb4897b1fbb5
SHA512201023dc9b2422c3a04484aa8364df534d136af46af24d2ba396b983c67597cf4e7ac70a262122e36f8b23651a4b0cb22e443ec194c1ea31a7c3d6d1c2cb19e7
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Filesize
352B
MD580d9f2d2e681d742b3cbc17f79b46daf
SHA1c989980c9f9c27dc74dd60a75e582707680a367c
SHA25667777b1be6cdcea1bda14a9d889ca84748ffdc383017fff56dcaf0d32b41658a
SHA5126de18baeae6498e6ccb8785235db43d4eca1a91dcce7d80b718cd98a891788035fff8e00f0aa3fb4720b8ca40783e8207fc5698579f2dd1067a43f0d2df58763
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2