Analysis
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max time kernel
120s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
08-12-2024 03:15
Behavioral task
behavioral1
Sample
1d9f3220f1377f2ae59aac108fd9f3efd98ffd501ea8081a508d026dc00ad557N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
1d9f3220f1377f2ae59aac108fd9f3efd98ffd501ea8081a508d026dc00ad557N.exe
Resource
win10v2004-20241007-en
General
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Target
1d9f3220f1377f2ae59aac108fd9f3efd98ffd501ea8081a508d026dc00ad557N.exe
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Size
29KB
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MD5
0cba7b713048b0b0c45e019b137a1260
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SHA1
282d519b82a2b8295afeaff8ce34fa307cde30cb
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SHA256
1d9f3220f1377f2ae59aac108fd9f3efd98ffd501ea8081a508d026dc00ad557
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SHA512
c22938b0715bc204d04da35159576354025081f7d4b7165bbefc46ede00157c59546ef25e5deca2a6181126cd9d9ba3d56eb373584a2c6a933be00f5fc398982
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/S:AEwVs+0jNDY1qi/qq
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral1/memory/1976-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1976-36-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1976-41-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1976-60-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1976-64-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1976-69-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1976-76-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2564 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" 1d9f3220f1377f2ae59aac108fd9f3efd98ffd501ea8081a508d026dc00ad557N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/1976-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1976-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x0008000000016d4a-7.dat upx behavioral1/memory/2564-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1976-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2564-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2564-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2564-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2564-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2564-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2564-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1976-36-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2564-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1976-41-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0005000000004ed7-52.dat upx behavioral1/memory/1976-60-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2564-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2564-65-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1976-64-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2564-70-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1976-69-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2564-72-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2564-77-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1976-76-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 1d9f3220f1377f2ae59aac108fd9f3efd98ffd501ea8081a508d026dc00ad557N.exe File opened for modification C:\Windows\java.exe 1d9f3220f1377f2ae59aac108fd9f3efd98ffd501ea8081a508d026dc00ad557N.exe File created C:\Windows\java.exe 1d9f3220f1377f2ae59aac108fd9f3efd98ffd501ea8081a508d026dc00ad557N.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 1d9f3220f1377f2ae59aac108fd9f3efd98ffd501ea8081a508d026dc00ad557N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1976 wrote to memory of 2564 1976 1d9f3220f1377f2ae59aac108fd9f3efd98ffd501ea8081a508d026dc00ad557N.exe 30 PID 1976 wrote to memory of 2564 1976 1d9f3220f1377f2ae59aac108fd9f3efd98ffd501ea8081a508d026dc00ad557N.exe 30 PID 1976 wrote to memory of 2564 1976 1d9f3220f1377f2ae59aac108fd9f3efd98ffd501ea8081a508d026dc00ad557N.exe 30 PID 1976 wrote to memory of 2564 1976 1d9f3220f1377f2ae59aac108fd9f3efd98ffd501ea8081a508d026dc00ad557N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\1d9f3220f1377f2ae59aac108fd9f3efd98ffd501ea8081a508d026dc00ad557N.exe"C:\Users\Admin\AppData\Local\Temp\1d9f3220f1377f2ae59aac108fd9f3efd98ffd501ea8081a508d026dc00ad557N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1976 -
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:2564
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5112bafeba27ff48d59578b754ce74bf4
SHA15c2984c635a5cd44b5531e705cb65cf2aa44dd83
SHA2566aaa73c9058dd49ab5f2948e90f097a7a49f9270aea7226d6a74143062f111b5
SHA5122e899e88b6f891e077d58ee323314968ef91d25f26ba78cec1eed41dc52a574c51d3a19ddffdb294ccc9ff6dc57003a7090c81d25b25079ebbb3470264afe4de
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Filesize
352B
MD5d5ee6a19ed2c47122478871cc7838b06
SHA1ca095562d15d77e8e7f9ee9a0deaf070c149dd4f
SHA2564bab044b75ee88ce8e5804d856d5548a23f96d3fb88cdeba0fc566c830623b28
SHA512061c8ebf53732f12718de4d02c20c19e0984122ccd0b5ad940be9a3140664cddf2ebc937d774b78b7eb301a898bdd634a638cdba9578fe9d9e4a12e88346a219
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2