Analysis
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max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
02-01-2025 11:33
Behavioral task
behavioral1
Sample
80430796743397b18ed8213f7f8238ae53d19fd6e63537f7174f123be4de78d1.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
80430796743397b18ed8213f7f8238ae53d19fd6e63537f7174f123be4de78d1.exe
Resource
win10v2004-20241007-en
General
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Target
80430796743397b18ed8213f7f8238ae53d19fd6e63537f7174f123be4de78d1.exe
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Size
29KB
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MD5
98854e72166ae46832366a95d3790901
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SHA1
96c1da84a96637727fc7bdd62c844f1834b31bd2
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SHA256
80430796743397b18ed8213f7f8238ae53d19fd6e63537f7174f123be4de78d1
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SHA512
c01bea2006e7484cbdf5556d9c46a7fdcc37e2adf5799bac0a13f515beb7a532fa173c317e6b8ef32c3b19713ce89af733dd9560f0a2002bd383471b154641dd
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/N:AEwVs+0jNDY1qi/qF
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/1628-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1628-36-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1628-60-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1628-64-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1628-69-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1628-76-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2596 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\Services = "C:\\Windows\\services.exe" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 80430796743397b18ed8213f7f8238ae53d19fd6e63537f7174f123be4de78d1.exe -
resource yara_rule behavioral1/memory/1628-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1628-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000016cf0-9.dat upx behavioral1/memory/2596-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1628-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2596-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2596-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2596-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2596-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2596-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1628-36-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2596-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2596-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x000d000000016cab-55.dat upx behavioral1/memory/1628-60-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2596-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2596-65-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1628-64-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1628-69-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2596-70-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2596-72-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1628-76-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2596-77-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 80430796743397b18ed8213f7f8238ae53d19fd6e63537f7174f123be4de78d1.exe File opened for modification C:\Windows\java.exe 80430796743397b18ed8213f7f8238ae53d19fd6e63537f7174f123be4de78d1.exe File created C:\Windows\java.exe 80430796743397b18ed8213f7f8238ae53d19fd6e63537f7174f123be4de78d1.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 80430796743397b18ed8213f7f8238ae53d19fd6e63537f7174f123be4de78d1.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1628 wrote to memory of 2596 1628 80430796743397b18ed8213f7f8238ae53d19fd6e63537f7174f123be4de78d1.exe 30 PID 1628 wrote to memory of 2596 1628 80430796743397b18ed8213f7f8238ae53d19fd6e63537f7174f123be4de78d1.exe 30 PID 1628 wrote to memory of 2596 1628 80430796743397b18ed8213f7f8238ae53d19fd6e63537f7174f123be4de78d1.exe 30 PID 1628 wrote to memory of 2596 1628 80430796743397b18ed8213f7f8238ae53d19fd6e63537f7174f123be4de78d1.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\80430796743397b18ed8213f7f8238ae53d19fd6e63537f7174f123be4de78d1.exe"C:\Users\Admin\AppData\Local\Temp\80430796743397b18ed8213f7f8238ae53d19fd6e63537f7174f123be4de78d1.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1628 -
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:2596
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD536b06d7249182d106b59c55916754388
SHA1f6ce265bae4dd04cf8acabc695f808cbbca16b22
SHA256651d6172b6d0318662d48330e8e2fe7c9fd4153679bda3cb5e822133df1aedf3
SHA512e3e1e73e46768bbcd8f0a2427336e7297e030a7db43ca4eda100887790bcb0688bacd460bba2cb77808aaf6e40bd0c6e3405516dd4717f6449a0776d2baea4bd
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Filesize
320B
MD51091f7a16cbcf8dc821b7421338dd2e7
SHA1023d9f912041ef703cb507a528aeee641e9bb40a
SHA2569646cea82d2df5f6bccb9ec3f0cd4bc4c0c48a7d4029a62c11e053a7faff214c
SHA512f5128c0ff94cf98ca2b893b1664ae5510c9992431cb1de997750fe0385f46955c72a46fe75961df08d6244bc386e1b6dd0213a18cec96e326d242e5569bc1124
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2