Analysis
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max time kernel
120s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
09-11-2024 22:17
Behavioral task
behavioral1
Sample
3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exe
Resource
win10v2004-20241007-en
General
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Target
3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exe
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Size
29KB
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MD5
583866c8000a98359fad919017807e40
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SHA1
0e973baf13cbf7cee0b5788382745eb3c305c21a
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SHA256
3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64
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SHA512
d5c639ffb9a52642b7ccd9f04a25b51fa657db0a49d2811bc638da21e23b5a047587d25b34d39e198731c18b1827e023e9eaf3e59d8e0ff5c69cfc7bde0668e4
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Xd:AEwVs+0jNDY1qi/qF
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
Processes:
resource yara_rule behavioral1/memory/1464-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1464-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1464-54-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1464-79-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1464-83-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
Processes:
services.exepid Process 2536 services.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exeservices.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.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/1464-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1464-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x0007000000019608-10.dat upx behavioral1/memory/2536-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1464-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2536-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2536-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1464-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2536-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1464-54-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x002f000000019604-68.dat upx behavioral1/memory/2536-80-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1464-79-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2536-84-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1464-83-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
Processes:
3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exedescription ioc Process File created C:\Windows\services.exe 3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exe File opened for modification C:\Windows\java.exe 3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exe File created C:\Windows\java.exe 3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.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:
3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exeservices.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exedescription pid Process procid_target PID 1464 wrote to memory of 2536 1464 3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exe 30 PID 1464 wrote to memory of 2536 1464 3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exe 30 PID 1464 wrote to memory of 2536 1464 3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exe 30 PID 1464 wrote to memory of 2536 1464 3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exe"C:\Users\Admin\AppData\Local\Temp\3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1464 -
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:2536
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD50913743c8e7882361ff2d0b1fab2015f
SHA1dd0d0fd7bcff43ee9a0ab4615430bd64dc39ac21
SHA25614d9003cb00d9183714b7f5d86d6620f00d872842adf12de9fcccf4931fdf823
SHA5122abb9ea6ec381ed1765487e93af4df3a580b8b0c0c97c887f40b30ef239f704d478d722b89fab4d99628905bff4037e1b715303723121bd84611e31c783f08b8
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Filesize
320B
MD5eb992c9ab0c7026ee93017beeb5129f3
SHA1d5761941ce9edc8f79ec60398dd7ee2323812afa
SHA256539c11d123768a0120db7188e33018d43310598d5bcc43d546c36401b7371383
SHA512e5b68a056e3385b394beb51b87cf06ebee4658eabb69f5c6e5c73ad6ab3ecec2a75ce8a2c9f45390fd520c9ab4c3289199d9f80f14c8ac9041342b80c9c7cfd6
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
352B
MD5b9ee8249aa2e97d4b431eb20a8016d8c
SHA1401c5f48d14d6e49ef9a66bfc66afcd6a22cc231
SHA256c6c477c71e51ae90939c4e924eca219c44fb72d50bdfa772f240d92e7745cbbc
SHA5128e18eb4f62324cfcb8a64a28fea9dad19d9a6413c9cb025d765b80b6cbf6d72cdb5a998dcd812fe551775bd3a5e7ef33c4d5784085409c583585a21fb05efce3
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2