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
12-01-2025 05:26
Behavioral task
behavioral1
Sample
ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe
Resource
win10v2004-20241007-en
General
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Target
ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe
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Size
29KB
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MD5
f0c303c7db0bcafc99a7db1ad6b5252f
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SHA1
52b5e0e2d346a61abb02928753eab4c074bacf40
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SHA256
ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48
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SHA512
6fbac0bd96c73617cef09a56d1ab6a0f0b45ed1a0da6bb4a7790c36b87ad2eeae5d1d2dc4327e1edfb247cd9be12a6f60dfb6c26819d993b88027d7f2b778e71
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/XO:AEwVs+0jNDY1qi/q2
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/2340-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2340-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2340-70-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2340-72-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2340-77-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2340-84-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1944 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" ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2340-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2340-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x00070000000186f8-10.dat upx behavioral1/memory/1944-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1944-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1944-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1944-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1944-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1944-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1944-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1944-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1944-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1944-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-60.dat upx behavioral1/memory/2340-70-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1944-71-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-72-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1944-73-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-77-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1944-78-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1944-83-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-84-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1944-85-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1944-90-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe File opened for modification C:\Windows\java.exe ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe File created C:\Windows\java.exe ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.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 ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2340 wrote to memory of 1944 2340 ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe 30 PID 2340 wrote to memory of 1944 2340 ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe 30 PID 2340 wrote to memory of 1944 2340 ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe 30 PID 2340 wrote to memory of 1944 2340 ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe"C:\Users\Admin\AppData\Local\Temp\ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2340 -
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:1944
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
320B
MD5ca607d3e8b29033990dffc7b93d8328d
SHA1a89b6f8952132fab7a5a80b9561bf180af5921f5
SHA2564e7993c6121ee76b60d8c5c64c49fbb2de3afaf92862f7f39350e87e75761ba8
SHA5123deee09ab3b2021d06cfa9d891b2b98d9765c7ad54639941fb5154d18f3d537a38c35c93349f9df1d70565350eab54ffb178941f3fc8f623519c44d10a61801f
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Filesize
29KB
MD53eefad9f93010f19a1882fec1cbc2111
SHA1f9bafb611bcef3dd0c153c4aa175d02a0bedd763
SHA256f903d95c92a023d9f0a2d2f2ddbe9b369f5642871165a63597a908be3dd0c486
SHA5121fc3c50443ce66846e0360edb729fdba5f0487c2ed45f8bdd7cdcfd89c7540519746a3dc8ca4a2dcbdec117cefa026d369f11d8d238576b709afc80f0d58967c
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Filesize
352B
MD568d58625f377aa9032649ac1a46f8512
SHA1ab2852d45bdcd74123208055a84a29bc4ab77fc4
SHA2568916e60e9544cde1f0a56aec01b66811b7c2a7befe66f1878de200b82e081443
SHA5127b577298f79434a6f2f026d3df99de95c4cdde921b9b0c63bbaf5c643e0a62ed9d01e3eb6fa8c4d85c46a17f9e9804da4341e23c3e4b3d6adfe55453046aa34f
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2