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Analysis
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max time kernel
120s -
max time network
115s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
28/09/2024, 19:46
Behavioral task
behavioral1
Sample
d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe
Resource
win10v2004-20240802-en
General
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Target
d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe
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Size
29KB
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MD5
ec2e18ef8b5455b32eed879acbf0a4e0
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SHA1
3323d5b2a5c5c4a23f9906b33973131af2ccdea3
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SHA256
d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7
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SHA512
b733e42495a3b4b44ee2a8829e950d07f8b6dce43634f915ac7e10bcfed48c7cf7f8713c2b3546eeb22898596a06e191ebd64860cd8d4d137cbcba07dfc9c4ac
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Bs:AEwVs+0jNDY1qi/q5s
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral1/memory/2704-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2704-52-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2704-54-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2704-75-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 2184 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" d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2704-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2704-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x000f000000017390-9.dat upx behavioral1/memory/2184-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2704-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2184-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2184-48-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2704-52-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2184-53-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2704-54-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2184-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00080000000173f6-65.dat upx behavioral1/memory/2704-75-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2184-76-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe File opened for modification C:\Windows\java.exe d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe File created C:\Windows\java.exe d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.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 services.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2704 wrote to memory of 2184 2704 d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe 31 PID 2704 wrote to memory of 2184 2704 d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe 31 PID 2704 wrote to memory of 2184 2704 d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe 31 PID 2704 wrote to memory of 2184 2704 d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe"C:\Users\Admin\AppData\Local\Temp\d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2704 -
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:2184
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD50d4d77c4667d6f5912bd2ba07e07e3de
SHA1573bf511484b47de7941b80d938995ccf13825c3
SHA25688897a5fb2721e55735385e16d5f52d56a75559433d839a6e56c354d3edc5e2b
SHA512e209a88c7bcee08c6ef2fa4c102e23dc16fcf9310b493daca2a3894e4360ba9c02d10003d089cbdab09c5da53272c0524d22fbd2fbec13c63089a6c5a9e3a276
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Filesize
320B
MD535abdd6bfe934207373ea7216481c433
SHA1bb7c8812cafd6f4a890e1b6510ae03cbdfa0bfc9
SHA25600ccdae33d2e6fe8cd5a644342a2384ab093885626665ff9017793a10050986b
SHA512312c135811d96c851e127ed9ed334068aa5339033f02bba956d097a47491f42a3d1178e7140d5fc50adc85c1e8e1c2d241a209bfa7f84512b2db8bf3cd0bbc8f
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2