Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
10-11-2024 03:31
Behavioral task
behavioral1
Sample
c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe
Resource
win10v2004-20241007-en
General
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Target
c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe
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Size
29KB
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MD5
6e6592ed15f1ad39a685175b00e166d0
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SHA1
4e0ce2658fd080edf82551b3a9c8c2088d404d54
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SHA256
c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bb
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SHA512
1bffb25ab3af9fb89b28fe9cb233c7cfcdd8a3ce3cbf6bc9953f9fc1932c9f8d71211351b5e082f6cc4155cdb395ba1522f0259a761058eed7b66c80dac8a742
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/+u:AEwVs+0jNDY1qi/qL
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
Processes:
resource yara_rule behavioral1/memory/2744-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2744-9-0x0000000000400000-0x0000000000408000-memory.dmp family_mydoom behavioral1/memory/2744-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2744-53-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2744-72-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2744-76-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2744-81-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2744-88-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
Processes:
services.exepid Process 2968 services.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exeservices.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Processes:
resource yara_rule behavioral1/memory/2744-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2744-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00070000000186d9-7.dat upx behavioral1/memory/2968-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2744-9-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2744-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2968-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2744-53-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2968-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x002f000000017530-59.dat upx behavioral1/memory/2744-72-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2968-73-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2744-76-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2968-77-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2744-81-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2968-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-84-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2744-88-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2968-89-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
Processes:
c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exedescription ioc Process File created C:\Windows\java.exe c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe File created C:\Windows\services.exe c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe File opened for modification C:\Windows\java.exe c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.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.
Processes:
c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exeservices.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exedescription pid Process procid_target PID 2744 wrote to memory of 2968 2744 c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe 30 PID 2744 wrote to memory of 2968 2744 c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe 30 PID 2744 wrote to memory of 2968 2744 c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe 30 PID 2744 wrote to memory of 2968 2744 c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe"C:\Users\Admin\AppData\Local\Temp\c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2744 -
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:2968
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5c77e5a2b45dbc28297472102e026bd0f
SHA14b5e0f24dfe4e64c6ea9d55b82135c40b5ff8e32
SHA256cfd72219d90c83b73c4f9fa1572167bd70d2dca7210ddd7f4c531e9d594e5dc5
SHA5127666c177bb8b4194c522f00af90dbf4239a0fe15c2d4fff4bc1e1a0a0dd76f18f94617b6408d31742a44dad9b963ac2849fdef947574fe9a52e196fb48302ba1
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Filesize
320B
MD52d3c49ed12ea21ac537b141d705eb6c4
SHA1627640cab9496ae02d89b00ef20e7b69dd03e185
SHA256197c661e67d16c5c666bdfea143ea794b1d1e2321cb54532389d5a4eda5af6fa
SHA5128a383bdbfd40c23b93f79a16ee74c99b20289e9060571b939482dbb502ac59e0de8aacda7ff532b86c41a8ccd0567bbc8e1c00d0b277ff3a299d5dad9050e9be
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
352B
MD5e7853421c2330175bf121616bd4094c6
SHA1dac7d8c349886a4b3f08859a6f22964ce4d34b02
SHA256831939f56942b86653ca1f7f7d12339e92e04a73044f92f5da4a0d349da60a89
SHA512c7973dcfa3984969ba2a1ec015605650fa5b6ac3aff49cf5d484f5fa8bcd3696ed3e84d289b560cca3dd91d3d3d194782046290dcd2c17974e105f29e55fa738
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2