Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09-01-2025 04:08
Behavioral task
behavioral1
Sample
8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe
Resource
win10v2004-20241007-en
General
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Target
8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe
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Size
29KB
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MD5
3f2aa9cc9755478ac2183e503afc5a70
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SHA1
c427b344a42b18bc057a5489c9d0431b4f5bf06e
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SHA256
8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11
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SHA512
60bcc130d4def43ded4808dd09a1a29abba77128cb4bcaaaa7cac581a3af22c2f12c596b008e679448a7342c3124691ed0ce1f12d3adc162b827a8cc83461945
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/lhX:AEwVs+0jNDY1qi/q91
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/2272-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2272-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2272-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2272-139-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2272-170-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2272-177-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3940 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" 8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2272-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023b89-4.dat upx behavioral2/memory/3940-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2272-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3940-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3940-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3940-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3940-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3940-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3940-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3940-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3940-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3940-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2272-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3940-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2272-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3940-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000707-62.dat upx behavioral2/memory/2272-139-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3940-144-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2272-170-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3940-171-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3940-173-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2272-177-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3940-178-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe File opened for modification C:\Windows\java.exe 8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe File created C:\Windows\java.exe 8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.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 8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2272 wrote to memory of 3940 2272 8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe 82 PID 2272 wrote to memory of 3940 2272 8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe 82 PID 2272 wrote to memory of 3940 2272 8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.exe"C:\Users\Admin\AppData\Local\Temp\8df8b9064c8aa84b1abaf4dd69463d2ff5ef4f3acde9c145f1a1e4c2c28aed11.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:3940
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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
29KB
MD56c0782dcca5ef067aa4e268e1af028cc
SHA10b76b5e5a0ba3690920eb945ee89b32df8054d45
SHA256b4be8d4a32c04ee0068fa4e2fe5203ddf9c7d925a8bec76a260ed0ed70647246
SHA51287b141dacdfaf1d6f25c7dfcc320b0fa798161d5deb0c9134405057e6153dff066b143df97a1b4eed5f5ccb5c0b624c6d078c1c820a7a9a9c2813c8111dbb02e
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Filesize
320B
MD50570c67bb5f5c714ab9d5be40e780b1d
SHA198f609b99da518e78eb130f94ccf3225067ff7d9
SHA256cf52a037705464926c1ee5104e25496e5656b625f162f8348a2e1521f495f09d
SHA512ce509dd591b6cd653558bc54dea7fbdf7ee84bdd02e803bf7c0bd665d0aaef255c30248431bd043982920465c7c95fa74a4826f790b7e9f19dac87cddd16a05e
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Filesize
320B
MD50398a5f802aca280988ae89b44963fdc
SHA13bda8b26d16595d2a587627d8235d01af53af69f
SHA256a93ee47941db44c44fefb6b8b5d4abc4bfeec1c75af454c3815216176ab28669
SHA51226be33cbdb8a95a87213c6d81b8b5af6eb9147b4351d88d2eacb3c4b10e2c7eaa1d8da4fb4ad0d6cf30fe48241c54bc84408c0f94b0c82bd12485dfd3b76b815
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Filesize
320B
MD5fe7e09db713a72475222a43ed829b608
SHA101b1fefec662fa28e2246ea382cb19e660f4041c
SHA2568b3457ebc46e99a72ace9af922b30df4c165f6c15b72789d0b2d21208ff92232
SHA512a4d751fde534fd3cf57e2e2fc6de3a422394d7b9f32b05ca4041b2f38aa3ab292d7ba2e351011b33bb3149d6e4768b2e810a6bfdcc1f79cf320e40e7b7461e44
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2