Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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 3 IoCs
Processes:
resource yara_rule behavioral2/memory/4708-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4708-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4708-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
Processes:
services.exepid Process 3908 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 behavioral2/memory/4708-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0009000000023c98-4.dat upx behavioral2/memory/3908-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4708-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3908-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3908-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3908-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3908-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3908-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3908-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3908-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3908-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3908-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3908-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4708-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3908-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4708-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3908-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000000711-62.dat 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 3 IoCs
Processes:
3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exedescription pid Process procid_target PID 4708 wrote to memory of 3908 4708 3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exe 83 PID 4708 wrote to memory of 3908 4708 3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exe 83 PID 4708 wrote to memory of 3908 4708 3dd137aab1f45f2285d8d247259f4dc0010ecdc06e23141b1fa729f7f1557d64N.exe 83
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:4708 -
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:3908
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
320B
MD513c243296325de26873338b6911c5377
SHA11506e4ea08fd6944d6d2887a7f275bbecf36ef91
SHA256078dcd3c2bdd1b566def906dbae838960faa229ce5599ee65e95b4bd437a764c
SHA512ee13394ce4f201bb4c1e71de78a5d9091f513b31a52c4d3592e2ae227adefe8ab6f768ef40361171eef4a00bbb51b1fa690971d958fe77ec81ed0ca1590162a5
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Filesize
29KB
MD5a91cb3fc2ab6b4423fd3fb08373560e6
SHA120b34c36bd37b6ed9b3315223dd4d862369fac44
SHA2562e36fb4757533502be3a2386b4a0699f9d7d0fd484a20d6dfc74eba3971ba8e6
SHA512a12be3785692ca7669e66cbc057a9a90d56d4347653bb4ffba7dae97e4ee2bb1daa80877ff96a8a3231624ecf6858135b21736599505fd20a4f05ce763123974
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Filesize
352B
MD560bc2f0ca4d78d277ebd0ad505117552
SHA1daac6072a597fe299f0c10de31bb34299090edf3
SHA256054c86cc37474a3b53e41ca780e9daf99b47dc84da7d84232edc64d6acd072ba
SHA51279e49712622cd78db92f0ab099e5f1193cce6645353cfadb78e33ea03c8e76af09a6d18a416a08ac7fb386e7b5429e7011c1de2057e862f17ae95eb214db7541
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2