Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
09-12-2024 02:16
Behavioral task
behavioral1
Sample
b29fa135113c71f1cbbb6d3da1c8466a7f065030a8de2703929552b9e1955ecd.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
b29fa135113c71f1cbbb6d3da1c8466a7f065030a8de2703929552b9e1955ecd.exe
Resource
win10v2004-20241007-en
General
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Target
b29fa135113c71f1cbbb6d3da1c8466a7f065030a8de2703929552b9e1955ecd.exe
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Size
29KB
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MD5
6f4ae3f218b3f7c13f87180c477c6b26
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SHA1
ad98ce18e257f5cda62e824304a5d9585f0a3f09
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SHA256
b29fa135113c71f1cbbb6d3da1c8466a7f065030a8de2703929552b9e1955ecd
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SHA512
4011e41a50a67901e5402bfe39c2e11d388e21e5f0259d3440e3b4bad0a91954fb3df6fcd04110933a48accd87c7d177aad4dd9e6076d7e6026e348de66912d0
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/1:AEwVs+0jNDY1qi/qd
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral1/memory/2408-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2408-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2408-18-0x0000000000400000-0x0000000000408000-memory.dmp family_mydoom behavioral1/memory/2408-57-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2408-62-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2408-80-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2408-82-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2408-87-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1616 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" b29fa135113c71f1cbbb6d3da1c8466a7f065030a8de2703929552b9e1955ecd.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2408-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0008000000016875-7.dat upx behavioral1/memory/1616-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2408-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2408-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1616-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1616-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1616-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1616-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1616-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1616-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1616-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1616-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1616-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1616-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2408-57-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1616-58-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2408-62-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1616-70-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000016cd7-73.dat upx behavioral1/memory/2408-80-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1616-81-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2408-82-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1616-83-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2408-87-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1616-88-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe b29fa135113c71f1cbbb6d3da1c8466a7f065030a8de2703929552b9e1955ecd.exe File created C:\Windows\java.exe b29fa135113c71f1cbbb6d3da1c8466a7f065030a8de2703929552b9e1955ecd.exe File created C:\Windows\services.exe b29fa135113c71f1cbbb6d3da1c8466a7f065030a8de2703929552b9e1955ecd.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 b29fa135113c71f1cbbb6d3da1c8466a7f065030a8de2703929552b9e1955ecd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2408 wrote to memory of 1616 2408 b29fa135113c71f1cbbb6d3da1c8466a7f065030a8de2703929552b9e1955ecd.exe 30 PID 2408 wrote to memory of 1616 2408 b29fa135113c71f1cbbb6d3da1c8466a7f065030a8de2703929552b9e1955ecd.exe 30 PID 2408 wrote to memory of 1616 2408 b29fa135113c71f1cbbb6d3da1c8466a7f065030a8de2703929552b9e1955ecd.exe 30 PID 2408 wrote to memory of 1616 2408 b29fa135113c71f1cbbb6d3da1c8466a7f065030a8de2703929552b9e1955ecd.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\b29fa135113c71f1cbbb6d3da1c8466a7f065030a8de2703929552b9e1955ecd.exe"C:\Users\Admin\AppData\Local\Temp\b29fa135113c71f1cbbb6d3da1c8466a7f065030a8de2703929552b9e1955ecd.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2408 -
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:1616
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5bb63a7f13ae82b1ed163995e69196586
SHA1114e031c84412d4807dfa9bd0f194fea3fa99012
SHA256eb90416a39a0b904db5f32a079852b5dddf2bf4bd63fccc7cfe9557656039b9d
SHA512835a2d49781e67b88c56b8bb58884f3a306833a598926fb1dd5968ce1748479cae3ac8f09fa69b12f1002d99cf03b670d7e1a55c7b3d6bf34f4e4c0dbc408eb1
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Filesize
352B
MD5cd2848fb77d996e34f1f45cb04948b86
SHA15f36af0309cb4f393aba0fd240c7072fd748831d
SHA256f6a18a93025d163fb9e5ca9469c40f29b33d8137eb981511239d15a70927b485
SHA512a734d03f4aaed419755cc186416e2a225c868df20b78fcac7f90a77851634293e9fabd6afee58c5933c46a1816f6c28dc8d27785cd7d1488970d063ce1458f27
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2