Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
26-12-2024 15:33
Behavioral task
behavioral1
Sample
f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe
Resource
win10v2004-20241007-en
General
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Target
f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe
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Size
29KB
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MD5
d7a4cf598a3ddb9af6e303b0d8a3392c
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SHA1
3e00765ef56e0173b157c9ab68777f9d1c451d97
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SHA256
f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb
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SHA512
5a00e2e62e34780f413097cd4dd534bd58ae85281ee9929e72e675671ec5fdc72d726edc256e70e6a2d77b158b41e874ce6aa2a602e50a6a80d4e39c61db5007
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/BhA:AEwVs+0jNDY1qi/qpS
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/3028-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3028-55-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3028-60-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3028-78-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3028-80-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3028-85-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2644 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" f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/3028-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3028-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3028-9-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000016a66-10.dat upx behavioral1/memory/2644-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3028-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2644-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2644-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2644-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2644-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2644-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2644-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2644-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2644-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2644-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2644-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3028-55-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2644-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3028-60-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2644-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0036000000016560-66.dat upx behavioral1/memory/3028-78-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2644-79-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3028-80-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2644-81-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2644-86-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3028-85-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe File created C:\Windows\services.exe f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe File opened for modification C:\Windows\java.exe f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.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 f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3028 wrote to memory of 2644 3028 f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe 30 PID 3028 wrote to memory of 2644 3028 f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe 30 PID 3028 wrote to memory of 2644 3028 f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe 30 PID 3028 wrote to memory of 2644 3028 f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe"C:\Users\Admin\AppData\Local\Temp\f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3028 -
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:2644
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD56992794f25592531081e26137f734858
SHA176040833633070ca45888fbd5f62390ae846d1e7
SHA256b2e264f0dbb6427d5110f7f73a3a38bf6e5aa4965b1f50a13c94bdd97068be46
SHA512f9c6349f01917edca23b984457914c83906ed9083d0895abdd576e1a80d2e460618ffe19550e0d685fc75468ef4ce4aa3ec8227fc24410a3285c74967ef6a3fb
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Filesize
320B
MD5aee1d222c932b57e6638e67824bd59e6
SHA1bdf87e74650e21493125e1fe714bcc279ba2952b
SHA256909d3d28049925621c25a725cb329e344fb8aa7617db9ee40e1f8ed7286b130e
SHA51284f9594774f944b461f253ac162b0d0b45ac351a83c7d372b64016d11b3e61dd6cc284fc1d5cfa086381773598706cecc55f0f48fca29ffddf438fc720fae26e
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2