Analysis
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max time kernel
120s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
10-11-2024 04:49
Behavioral task
behavioral1
Sample
bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.exe
Resource
win10v2004-20241007-en
General
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Target
bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.exe
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Size
29KB
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MD5
6034fcf6069ffb16f7162b94555a8330
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SHA1
1a5eab7aef643559a9ec3e6d8f95e9303645413d
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SHA256
bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44d
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SHA512
ae339393954966b6312f35555bb450b5731d3c062ebf2812729bcd797f4fb88c47b06196039381fbc42be6fe7d1fe495f01223d322fadfa2bad53bb786e7b1ef
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Opd:AEwVs+0jNDY1qi/qG3
Malware Config
Signatures
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Detects MyDoom family 3 IoCs
Processes:
resource yara_rule behavioral1/memory/2748-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2748-53-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2748-80-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
Processes:
services.exepid Process 2344 services.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.exeservices.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Processes:
resource yara_rule behavioral1/memory/2748-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2748-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x00070000000186d9-7.dat upx behavioral1/memory/2344-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2344-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2344-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2748-53-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2344-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0031000000017530-72.dat upx behavioral1/memory/2748-80-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2344-81-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
Processes:
bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.exedescription ioc Process File created C:\Windows\services.exe bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.exe File opened for modification C:\Windows\java.exe bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.exe File created C:\Windows\java.exe bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.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:
bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.exeservices.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.exedescription pid Process procid_target PID 2748 wrote to memory of 2344 2748 bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.exe 30 PID 2748 wrote to memory of 2344 2748 bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.exe 30 PID 2748 wrote to memory of 2344 2748 bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.exe 30 PID 2748 wrote to memory of 2344 2748 bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.exe"C:\Users\Admin\AppData\Local\Temp\bf606efe733de85c6fa0ea2b7f35138fdb1a87d7ed12d0ed6d44036b53f4f44dN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2748 -
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:2344
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD512c78b273ddde7e8bd56159760c6f6dd
SHA1da69b051dc9deff0e8edc589e11e910159b22dab
SHA256db112c41ee802fb025db92d331622715a3e243a1e4039788c17413ea657dc4ff
SHA512cfb9b3767336204df265b1faec15503f896b6c57cf36383eef8dd91cbfad434b55650af9da06752f77b2118a2fdbfeb17c7da1ef195639d4af969b40f8d5213f
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Filesize
320B
MD5df5c1ea73ca7ecd4f32a9e25deca4ac7
SHA1de72f1b13f6d8eeb614ba5db71701899a44319a5
SHA2564c7cd5055bfbed29c3c69a8d9d3bf825e6c155e6d63421cc41b6a2b88531f95a
SHA51231ba2d0a2f60fbab5bcbfca4e46560ef47f954434b1107195283a734084ad142b173f09e724ab5510ae46f01114bcd5b1a86554c986eccac2206f5cb89bc30f6
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
352B
MD5675f9f91ae34c6ff7a562ff02cac5900
SHA1f33f2cc4092472c57a058db90f0088c1401db911
SHA2566efbc333084dd65244e05be980d0d3be0ea893eae08611fab5358db342a0304a
SHA512b3fdef71a41ea6f22afaec6bd2fff5a6af092067ca6b1114f2ebccd4f9dce9ad58f91def9432d9eb5040f761641627092acd8026e2898b4353badecb87e6869f
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2