Analysis
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max time kernel
120s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
02-01-2025 01:46
Behavioral task
behavioral1
Sample
e4a4279dd3ed37c0ad5d0d3a969a252036a52196dfffd65a2ac7881105f3c1c9N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e4a4279dd3ed37c0ad5d0d3a969a252036a52196dfffd65a2ac7881105f3c1c9N.exe
Resource
win10v2004-20241007-en
General
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Target
e4a4279dd3ed37c0ad5d0d3a969a252036a52196dfffd65a2ac7881105f3c1c9N.exe
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Size
29KB
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MD5
2210092293eb04db8e3bba763acd3680
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SHA1
3110a2f10a3b70a5ece82245f92ef9990cf6edad
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SHA256
e4a4279dd3ed37c0ad5d0d3a969a252036a52196dfffd65a2ac7881105f3c1c9
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SHA512
4d95dfd0bc092ad56ffbe2e650edcb0515a1265979b8243d2109865f3b46df39e376e27d9e7586dbcc9b9b13139361bd4ab0f8e50a4481bb52fc3cb497b9af17
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/bhQ:AEwVs+0jNDY1qi/qDm
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/2536-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2536-41-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2536-60-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2536-64-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2536-69-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2536-76-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1816 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" e4a4279dd3ed37c0ad5d0d3a969a252036a52196dfffd65a2ac7881105f3c1c9N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2536-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2536-4-0x00000000001B0000-0x00000000001B8000-memory.dmp upx behavioral1/files/0x0008000000016115-7.dat upx behavioral1/memory/1816-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-9-0x00000000001B0000-0x00000000001B8000-memory.dmp upx behavioral1/memory/2536-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1816-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1816-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1816-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1816-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1816-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1816-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-41-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1816-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0004000000004ed7-47.dat upx behavioral1/memory/2536-60-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1816-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-64-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1816-65-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-69-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1816-70-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1816-72-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-76-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1816-77-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe e4a4279dd3ed37c0ad5d0d3a969a252036a52196dfffd65a2ac7881105f3c1c9N.exe File created C:\Windows\services.exe e4a4279dd3ed37c0ad5d0d3a969a252036a52196dfffd65a2ac7881105f3c1c9N.exe File opened for modification C:\Windows\java.exe e4a4279dd3ed37c0ad5d0d3a969a252036a52196dfffd65a2ac7881105f3c1c9N.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 e4a4279dd3ed37c0ad5d0d3a969a252036a52196dfffd65a2ac7881105f3c1c9N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2536 wrote to memory of 1816 2536 e4a4279dd3ed37c0ad5d0d3a969a252036a52196dfffd65a2ac7881105f3c1c9N.exe 30 PID 2536 wrote to memory of 1816 2536 e4a4279dd3ed37c0ad5d0d3a969a252036a52196dfffd65a2ac7881105f3c1c9N.exe 30 PID 2536 wrote to memory of 1816 2536 e4a4279dd3ed37c0ad5d0d3a969a252036a52196dfffd65a2ac7881105f3c1c9N.exe 30 PID 2536 wrote to memory of 1816 2536 e4a4279dd3ed37c0ad5d0d3a969a252036a52196dfffd65a2ac7881105f3c1c9N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\e4a4279dd3ed37c0ad5d0d3a969a252036a52196dfffd65a2ac7881105f3c1c9N.exe"C:\Users\Admin\AppData\Local\Temp\e4a4279dd3ed37c0ad5d0d3a969a252036a52196dfffd65a2ac7881105f3c1c9N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2536 -
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:1816
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD54ac466f162ae71e2e3ffe5c03169c2d4
SHA1dc2f2b462b042d4927107b0d68b9f8dbe28f2ff5
SHA256cad3beb74ced5135a680310875e438a12cf98692f3fa0518732665521d95cd53
SHA512146d47ce11d5fe7740473c6b9e6f7e5d982292213b56e9a1758d7bf7847315a45a70266635cd74e01f2ed147faaa6a23772ce17423050830e1c6936cff2c4573
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Filesize
320B
MD55bcd00976aa3aff2cb039c8d692e7695
SHA1454dad74256c92027115a87445fefb018df09de2
SHA2564d729eac884af55fcc725f9f13557e51332d4e4172caca862981cef8a6f1639f
SHA512bd39cf1bcde6a633a7c621f33fb44c10eee5646595afd1148c53f4ac45f911e5e6cd9d58bb4c7004e10233fd427574cb457c0501a21b91918149fbb540842270
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2