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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
28/09/2024, 19:43
Behavioral task
behavioral1
Sample
3344dce5f77ad9e9ada567f85e87f557ea9b101af48d92050b46eedf2b33ee85N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
3344dce5f77ad9e9ada567f85e87f557ea9b101af48d92050b46eedf2b33ee85N.exe
Resource
win10v2004-20240802-en
General
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Target
3344dce5f77ad9e9ada567f85e87f557ea9b101af48d92050b46eedf2b33ee85N.exe
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Size
29KB
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MD5
1076cbd36498e5bd225b1af07b2903f0
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SHA1
dab02c5c453cb5c80219fbf8959368f44e1e6169
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SHA256
3344dce5f77ad9e9ada567f85e87f557ea9b101af48d92050b46eedf2b33ee85
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SHA512
72fce885143edbf9b02d164f3803f81df9c32db85b5d5c0c12d22fd378e83734406b36c8741409362b92a0da2897ce80bc4f2f181f88c4011aa1fd45e9aa11e5
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Y:AEwVs+0jNDY1qi/qQ
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/5012-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5012-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5012-119-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5012-156-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5012-158-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 4136 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" 3344dce5f77ad9e9ada567f85e87f557ea9b101af48d92050b46eedf2b33ee85N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/5012-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x00080000000236ce-4.dat upx behavioral2/memory/4136-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5012-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4136-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4136-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4136-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4136-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4136-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4136-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4136-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5012-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4136-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0011000000020196-48.dat upx behavioral2/memory/5012-119-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4136-120-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5012-156-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4136-157-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5012-158-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4136-159-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4136-164-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 3344dce5f77ad9e9ada567f85e87f557ea9b101af48d92050b46eedf2b33ee85N.exe File opened for modification C:\Windows\java.exe 3344dce5f77ad9e9ada567f85e87f557ea9b101af48d92050b46eedf2b33ee85N.exe File created C:\Windows\java.exe 3344dce5f77ad9e9ada567f85e87f557ea9b101af48d92050b46eedf2b33ee85N.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 3344dce5f77ad9e9ada567f85e87f557ea9b101af48d92050b46eedf2b33ee85N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5012 wrote to memory of 4136 5012 3344dce5f77ad9e9ada567f85e87f557ea9b101af48d92050b46eedf2b33ee85N.exe 89 PID 5012 wrote to memory of 4136 5012 3344dce5f77ad9e9ada567f85e87f557ea9b101af48d92050b46eedf2b33ee85N.exe 89 PID 5012 wrote to memory of 4136 5012 3344dce5f77ad9e9ada567f85e87f557ea9b101af48d92050b46eedf2b33ee85N.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\3344dce5f77ad9e9ada567f85e87f557ea9b101af48d92050b46eedf2b33ee85N.exe"C:\Users\Admin\AppData\Local\Temp\3344dce5f77ad9e9ada567f85e87f557ea9b101af48d92050b46eedf2b33ee85N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5012 -
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:4136
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4324,i,12198811467968044966,17227406646827438786,262144 --variations-seed-version --mojo-platform-channel-handle=3880 /prefetch:81⤵PID:220
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
MD5fd43dd60c71db59e4d99511b8a34d41e
SHA1cbc0aa5b591553b61c68cb39d52108ae260e24b9
SHA2561f716d9eb89ac7b806d81782f22327bc0f1692576ac25a72fd30432a3bffcebd
SHA5127a89f5cb03edbe9a579e0e57545419f3a0c92f593fb71e8e8c44e32aac73573159f157130bea5916c526c374e1d2ff92b8aca327b43dcea0ebde1de4ca5da740
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Filesize
320B
MD5e57811828caa1b1830156baff9c27788
SHA13e1f4a8f2c274af1937dfda934c109dbae4c65d3
SHA256a0060774eaf5b64006527d178ae31d15a8bada8d2dd6a2199eaaaab3d9ac5610
SHA512da81e2b28ab790b480f8f250acb4f8168a769ab1bdd7e8a0bc875b82bbd751d62439d831a81a2e272b6ad517df62372332d7c7f44b79702ca6896a5383fa9b02
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2