Analysis
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max time kernel
120s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
26-12-2024 22:13
Behavioral task
behavioral1
Sample
d75254b2a15ef34bea53b3643be86f997fff29e5eb0fb02947b8e88760a5ffbb.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
d75254b2a15ef34bea53b3643be86f997fff29e5eb0fb02947b8e88760a5ffbb.exe
Resource
win10v2004-20241007-en
General
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Target
d75254b2a15ef34bea53b3643be86f997fff29e5eb0fb02947b8e88760a5ffbb.exe
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Size
29KB
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MD5
df41e5f5721c7d28fbc3d727a16528cc
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SHA1
8248b1de55249df083cb3abc3ed0d1f2f7a52dff
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SHA256
d75254b2a15ef34bea53b3643be86f997fff29e5eb0fb02947b8e88760a5ffbb
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SHA512
6e0a8b928f887b2129b449b85a44219df12077d19b52b90855477631623e2aa673e465c646fb6b206967d80666d0ddcb4e99101c4df1796edc3db010cfa311cd
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/EZ:AEwVs+0jNDY1qi/qsZ
Malware Config
Signatures
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Detects MyDoom family 3 IoCs
resource yara_rule behavioral1/memory/2272-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2272-53-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2272-74-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2316 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" d75254b2a15ef34bea53b3643be86f997fff29e5eb0fb02947b8e88760a5ffbb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2272-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2272-4-0x00000000001B0000-0x00000000001B8000-memory.dmp upx behavioral1/files/0x0008000000016650-7.dat upx behavioral1/memory/2272-9-0x00000000001B0000-0x00000000001B8000-memory.dmp upx behavioral1/memory/2316-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2272-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2316-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2316-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2316-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2316-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2316-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2316-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2316-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2316-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2316-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2272-53-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2316-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2316-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0009000000016332-68.dat upx behavioral1/memory/2272-74-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2316-75-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe d75254b2a15ef34bea53b3643be86f997fff29e5eb0fb02947b8e88760a5ffbb.exe File opened for modification C:\Windows\java.exe d75254b2a15ef34bea53b3643be86f997fff29e5eb0fb02947b8e88760a5ffbb.exe File created C:\Windows\java.exe d75254b2a15ef34bea53b3643be86f997fff29e5eb0fb02947b8e88760a5ffbb.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 d75254b2a15ef34bea53b3643be86f997fff29e5eb0fb02947b8e88760a5ffbb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2272 wrote to memory of 2316 2272 d75254b2a15ef34bea53b3643be86f997fff29e5eb0fb02947b8e88760a5ffbb.exe 30 PID 2272 wrote to memory of 2316 2272 d75254b2a15ef34bea53b3643be86f997fff29e5eb0fb02947b8e88760a5ffbb.exe 30 PID 2272 wrote to memory of 2316 2272 d75254b2a15ef34bea53b3643be86f997fff29e5eb0fb02947b8e88760a5ffbb.exe 30 PID 2272 wrote to memory of 2316 2272 d75254b2a15ef34bea53b3643be86f997fff29e5eb0fb02947b8e88760a5ffbb.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\d75254b2a15ef34bea53b3643be86f997fff29e5eb0fb02947b8e88760a5ffbb.exe"C:\Users\Admin\AppData\Local\Temp\d75254b2a15ef34bea53b3643be86f997fff29e5eb0fb02947b8e88760a5ffbb.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2272 -
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:2316
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD52344066120eb42c37905f2b66c83fec7
SHA1660a9bd94321c5d4aa65fab7d7fce44f29d67600
SHA256fdf6130e053bb220695d5dab9e4a496a7df8eb1466d87b408b845cb1bee2945f
SHA512ea469b3ebac4103eb1e26f825b789484b10cedc65a0b4e416b6b39c769b2ea3321bab02b27676c8b1fb76bab68f15d73432e92ba1b080587e401dcc13c50ec9b
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Filesize
352B
MD5d27bcca1117b21ec35084ef691fd2fd6
SHA1d5bcc59ddc5c5ce1f593583e3091874a164ec159
SHA256ab9abffc3de46fb127139cfff576088bb9c0b30f2b32c2bcd349f892db341887
SHA512e677dc72498566fa0e72bfa390b483a295518f76c25306f209204ab68456fb965517ec853e22de9e12037959d57209e8590b89c367601dda5ecfcd8dbb115e7a
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Filesize
352B
MD55c8db5f5749c07585997c5033ca5b987
SHA10ad3644dfd06b0df3275fe3b5d641e9c9133b014
SHA256848371410e63ab1fe00e793ddd5161fb4758a0d44ff5758c9bb1119b10dddf12
SHA512446587a4d4b1e6f82976964fc4907b03279c01f69986576674e53b5a7c4e941c54132bd2a65e340d96ec75bcc7aafbf5afd8dd6b97d821e1cb159d589aa09811
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2