Analysis
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max time kernel
120s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
02-01-2025 07:45
Behavioral task
behavioral1
Sample
7cc14c28c111dc17e309259e64ce2880dce4fa92b55549734157391adb8abec4N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
7cc14c28c111dc17e309259e64ce2880dce4fa92b55549734157391adb8abec4N.exe
Resource
win10v2004-20241007-en
General
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Target
7cc14c28c111dc17e309259e64ce2880dce4fa92b55549734157391adb8abec4N.exe
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Size
29KB
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MD5
8fe1b19b6f15363bd1360ef8d243bd70
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SHA1
f1a797adb62788f6c73f61d1f84fa64089b88427
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SHA256
7cc14c28c111dc17e309259e64ce2880dce4fa92b55549734157391adb8abec4
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SHA512
a0014d57b959a5d335f7ed293e4b2280bc84009c4e45cebf59ce500f2b9f43ef4adee953a35fad0bf69df3a17b8db7a77cf0a1ca48468284b617ad33c31d07ba
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/rm:AEwVs+0jNDY1qi/qC
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/2432-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2432-42-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2432-68-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2432-70-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2432-75-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2728 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" 7cc14c28c111dc17e309259e64ce2880dce4fa92b55549734157391adb8abec4N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2728-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00070000000186d9-9.dat upx behavioral1/memory/2432-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/memory/2432-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2432-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2728-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2728-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2728-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2728-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2728-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2728-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2728-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2432-42-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2728-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2728-48-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0036000000017530-58.dat upx behavioral1/memory/2432-68-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2728-69-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2432-70-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2728-71-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2432-75-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2728-76-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 7cc14c28c111dc17e309259e64ce2880dce4fa92b55549734157391adb8abec4N.exe File opened for modification C:\Windows\java.exe 7cc14c28c111dc17e309259e64ce2880dce4fa92b55549734157391adb8abec4N.exe File created C:\Windows\java.exe 7cc14c28c111dc17e309259e64ce2880dce4fa92b55549734157391adb8abec4N.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 services.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7cc14c28c111dc17e309259e64ce2880dce4fa92b55549734157391adb8abec4N.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2432 wrote to memory of 2728 2432 7cc14c28c111dc17e309259e64ce2880dce4fa92b55549734157391adb8abec4N.exe 30 PID 2432 wrote to memory of 2728 2432 7cc14c28c111dc17e309259e64ce2880dce4fa92b55549734157391adb8abec4N.exe 30 PID 2432 wrote to memory of 2728 2432 7cc14c28c111dc17e309259e64ce2880dce4fa92b55549734157391adb8abec4N.exe 30 PID 2432 wrote to memory of 2728 2432 7cc14c28c111dc17e309259e64ce2880dce4fa92b55549734157391adb8abec4N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\7cc14c28c111dc17e309259e64ce2880dce4fa92b55549734157391adb8abec4N.exe"C:\Users\Admin\AppData\Local\Temp\7cc14c28c111dc17e309259e64ce2880dce4fa92b55549734157391adb8abec4N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2432 -
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:2728
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5a1dde14873e0f9da223227b8789f0905
SHA19c9732a80baa8268b88933ae8fddddd3b2c0285c
SHA25669b41383e02134c14a82d538ffb4905c34209109c36efb7b350473c0cf0f9cda
SHA51293d886f9867a464816bbe8ab262a33e2badfe923ffe4f43f24df5c3df9d589f8dc21a7d4bc89fb14879e50dd7e104e3cb182b711aebbdef6de168aed8833a29d
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Filesize
384B
MD5a7b3b4ab721192e31eb10fdfd22cda36
SHA1bf0a8f3a438067114f840021f347bde9d346d634
SHA256210e0e5f4b3d16c3efc9ddcc3c2fa83b129d242f4b2dd95bde55d9a8ce51ebe3
SHA51291812ccd3da014d12f33e059f2ed0d9a2ae4800641aa32a35fc36957eed3e09517a91db16cca8a6fedf9d2407f854125c05aed782e49fa402ef6057d0c9af44e
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2