Analysis
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max time kernel
120s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
07-12-2024 06:35
Behavioral task
behavioral1
Sample
6574bc1fee2860536b23c6e631998ec396ad9ecfcbea0c3000fed12dd9d969e2N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
6574bc1fee2860536b23c6e631998ec396ad9ecfcbea0c3000fed12dd9d969e2N.exe
Resource
win10v2004-20241007-en
General
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Target
6574bc1fee2860536b23c6e631998ec396ad9ecfcbea0c3000fed12dd9d969e2N.exe
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Size
29KB
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MD5
3c89d1b4dc9b63ab583e3214f33250c0
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SHA1
ba9eacf3c56626a9c6cc12a9b2879ef6b2a9991a
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SHA256
6574bc1fee2860536b23c6e631998ec396ad9ecfcbea0c3000fed12dd9d969e2
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SHA512
d68e8b29b6fc4727fbb6b820c0fd316d134cf99dd78b9366f5266f04596ad529bcb885436741e9c266ec1f25a82250ab4f5231805e286e318e03230ef07a2d8e
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/B:AEwVs+0jNDY1qi/qp
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/2708-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2708-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2708-130-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2708-174-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2708-176-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4152 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" 6574bc1fee2860536b23c6e631998ec396ad9ecfcbea0c3000fed12dd9d969e2N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2708-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4152-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000b000000023b75-4.dat upx behavioral2/memory/2708-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4152-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4152-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4152-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4152-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4152-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4152-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4152-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2708-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4152-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000021f51-56.dat upx behavioral2/memory/2708-130-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4152-131-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2708-174-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4152-175-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2708-176-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4152-177-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4152-182-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe 6574bc1fee2860536b23c6e631998ec396ad9ecfcbea0c3000fed12dd9d969e2N.exe File created C:\Windows\services.exe 6574bc1fee2860536b23c6e631998ec396ad9ecfcbea0c3000fed12dd9d969e2N.exe File opened for modification C:\Windows\java.exe 6574bc1fee2860536b23c6e631998ec396ad9ecfcbea0c3000fed12dd9d969e2N.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 6574bc1fee2860536b23c6e631998ec396ad9ecfcbea0c3000fed12dd9d969e2N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2708 wrote to memory of 4152 2708 6574bc1fee2860536b23c6e631998ec396ad9ecfcbea0c3000fed12dd9d969e2N.exe 82 PID 2708 wrote to memory of 4152 2708 6574bc1fee2860536b23c6e631998ec396ad9ecfcbea0c3000fed12dd9d969e2N.exe 82 PID 2708 wrote to memory of 4152 2708 6574bc1fee2860536b23c6e631998ec396ad9ecfcbea0c3000fed12dd9d969e2N.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\6574bc1fee2860536b23c6e631998ec396ad9ecfcbea0c3000fed12dd9d969e2N.exe"C:\Users\Admin\AppData\Local\Temp\6574bc1fee2860536b23c6e631998ec396ad9ecfcbea0c3000fed12dd9d969e2N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2708 -
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:4152
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
29KB
MD5c2a85c971656b0627c6f27c163d79ef1
SHA1ddefb7ff854210dc5e2ac21f02000a0bb830dee4
SHA2562042a95f109bbf59bf8046c29877d6dd0a7ec93e22604235269d21e01a481e7c
SHA512576d2056e8962038ae4c6c93e15bf203d9f118d5926eb057dc4ee124b7af42dc74c77b4251a3441d7a5fff6a9cd7ef98b7eb29087b950114d9b8d50b0f1c3dde
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Filesize
352B
MD5eb7a69b9b9a8682e5fced53e21ee8658
SHA10282bea09a9f8d34fdf14849cad39ffd0f648e76
SHA256264cd55220922c5b58b904a9eabfdca640a634aac4a8b40509fb18fbaf4b97fb
SHA5120c0162431ebdb6c0c59ce415987098dfa15aa483b451787398daa6e2fd61249aa37e595d4fb2e5c8fa7b7b2f6815cf7bcae828b622892caa265058d9f2f97ddc
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2