Analysis
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max time kernel
120s -
max time network
115s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
10/01/2025, 23:20
Behavioral task
behavioral1
Sample
144bc7811a57bd0fcd4ba215fb84aec9ac07d88322ee487c524ff5e49ddf28a2.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
144bc7811a57bd0fcd4ba215fb84aec9ac07d88322ee487c524ff5e49ddf28a2.exe
Resource
win10v2004-20241007-en
General
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Target
144bc7811a57bd0fcd4ba215fb84aec9ac07d88322ee487c524ff5e49ddf28a2.exe
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Size
29KB
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MD5
5482e7fd8630b67d7456b88732849df5
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SHA1
3dcd7bf22bf8f2070986e4fb1b5b3369309ff543
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SHA256
144bc7811a57bd0fcd4ba215fb84aec9ac07d88322ee487c524ff5e49ddf28a2
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SHA512
cc494f4929b9ca0f66da05b165949cb7178ae51ad3f44e43aac40fadfb96a2a5221606ef8832203d6462ad72b8e746c25dd0e733adc3dec3213fdd8ea1d83e41
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/1hD:AEwVs+0jNDY1qi/qtR
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral1/memory/2528-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2528-55-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2528-57-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2528-75-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 940 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" 144bc7811a57bd0fcd4ba215fb84aec9ac07d88322ee487c524ff5e49ddf28a2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2528-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/940-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00070000000193f7-8.dat upx behavioral1/memory/2528-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2528-18-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/memory/940-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/940-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/940-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/940-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/940-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/940-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/940-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/940-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/940-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2528-55-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/940-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2528-57-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/940-58-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00070000000194d2-68.dat upx behavioral1/memory/2528-75-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/940-76-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 144bc7811a57bd0fcd4ba215fb84aec9ac07d88322ee487c524ff5e49ddf28a2.exe File opened for modification C:\Windows\java.exe 144bc7811a57bd0fcd4ba215fb84aec9ac07d88322ee487c524ff5e49ddf28a2.exe File created C:\Windows\java.exe 144bc7811a57bd0fcd4ba215fb84aec9ac07d88322ee487c524ff5e49ddf28a2.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 144bc7811a57bd0fcd4ba215fb84aec9ac07d88322ee487c524ff5e49ddf28a2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2528 wrote to memory of 940 2528 144bc7811a57bd0fcd4ba215fb84aec9ac07d88322ee487c524ff5e49ddf28a2.exe 29 PID 2528 wrote to memory of 940 2528 144bc7811a57bd0fcd4ba215fb84aec9ac07d88322ee487c524ff5e49ddf28a2.exe 29 PID 2528 wrote to memory of 940 2528 144bc7811a57bd0fcd4ba215fb84aec9ac07d88322ee487c524ff5e49ddf28a2.exe 29 PID 2528 wrote to memory of 940 2528 144bc7811a57bd0fcd4ba215fb84aec9ac07d88322ee487c524ff5e49ddf28a2.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\144bc7811a57bd0fcd4ba215fb84aec9ac07d88322ee487c524ff5e49ddf28a2.exe"C:\Users\Admin\AppData\Local\Temp\144bc7811a57bd0fcd4ba215fb84aec9ac07d88322ee487c524ff5e49ddf28a2.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2528 -
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:940
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD554a5139379b66b765b1a5d1a205bf21d
SHA191fc163c40df4285df7d301548a2897f366890ef
SHA256f2c7002467f13ce377395af0d0ce07aaa4c25deac0df644e54fe97abe1864f45
SHA512694d7aa45ee9e4197006bc66f717fe53ec885ddc24d746f1d1563049b6568eddd82fa75859483e247d1bcee5d6bae583ae990f8fbe07d1ea018da24efe020a11
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Filesize
320B
MD556013bc4ed99bd9ce167308dfff2a827
SHA1846566f40bc7fe41c034dd4c012884b006fdb82d
SHA256e95080a0001bd7bb7dd3314ab3ea336f6c39ebaa951c4c148b16209ac5891a9d
SHA51249360ab2a6658fcf9cc9e0cd6194d07e260db4f03227f1a58c3264a75dede4e5c47a1caf37c94e1ec2db8c425b6a2fd260c366af468c0df17b95e403e830bbcb
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2