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Analysis
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max time kernel
120s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
23/10/2024, 17:42
Behavioral task
behavioral1
Sample
8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe
Resource
win10v2004-20241007-en
General
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Target
8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe
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Size
29KB
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MD5
24268a0e51c2b27e1977d137d52d2fc0
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SHA1
42ab9419bb16f371352e3350ee5d7d859f279c90
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SHA256
8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49
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SHA512
9e5ffc6c565d390adc5555c81d87424e5e90cdf29f6998642eab54d567559815680ef75a31fafb1ab3819a8e8506c84e256cf76bb3116e00add8c0785ed9038d
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/0OI:AEwVs+0jNDY1qi/q2
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral2/memory/3844-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3844-27-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3844-32-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3844-256-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3844-258-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3844-268-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3844-295-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3844-299-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 4552 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" 8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3844-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000c000000023b4f-7.dat upx behavioral2/memory/4552-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3844-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4552-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4552-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4552-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4552-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3844-27-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4552-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3844-32-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4552-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000d000000023b6f-46.dat upx behavioral2/memory/3844-256-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4552-257-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3844-258-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4552-259-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4552-264-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3844-268-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4552-269-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3844-295-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4552-296-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3844-299-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4552-300-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe File opened for modification C:\Windows\java.exe 8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe File created C:\Windows\java.exe 8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.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 8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3844 wrote to memory of 4552 3844 8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe 84 PID 3844 wrote to memory of 4552 3844 8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe 84 PID 3844 wrote to memory of 4552 3844 8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe"C:\Users\Admin\AppData\Local\Temp\8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3844 -
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:4552
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
153KB
MD5e35eb77d62de84192138612f2504ce77
SHA13d343b9054d9c08a624c04fb4d02ddc8f3d392c9
SHA256720e41c0a10b0738e63ff0cc8ad03690eaf1f63d54e88c1436bb03835094a8fc
SHA512a6cdd229e8a649b2f13708ab42fa80debd70c9785e82e40609985f380a8271315a8c42c28e477a96983ca62001ecdbf13223c57e9a87b6b4ee1a7ffc445f50bb
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
119KB
MD5d3ca7e7a8fb8f14854c845e073bcb779
SHA153aff0da7a902d5e01b065a07f1833feb0ef4996
SHA25668958d22ff1755cad5aa41cd32191e9646290b4f3831a25dee90cd4ccb371885
SHA51298ae6c8fcbc21667caae0a5176ee1b399444f3c8c2b3409f40c3df2f23d5aba80ecba50cc60d2045335654b4bb4c74eb88f67e8541380812d95ce83e5508dc7c
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Filesize
29KB
MD5f0024fc25b30fc9751a4c8a5d1f7bb68
SHA1e3aad6c61642d2b173e943a53e173f22d010802c
SHA256cdd91bfec1b4095b54614891e00f8956f9d6472cf4fde13139bd0b99adecbbf6
SHA512a40464ce7a4890dcaf5d4c54bb5c765aacdb33ff4d201d0c97561bdd44de7c5c768a7bb8fd8eeaf798bb81ea05ef0798b6a91cc3d3536ddb1d67f97e8001f787
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Filesize
320B
MD52b96f4b1b69f1b6c5103bf6c4b477e47
SHA1b7a2980380ad183b588a6168504e929dd83160b4
SHA2564da54bf66567409eaab0b3323eb314880b9a0c92cbaa419ccdf9f5d95bf1ba8f
SHA5125eb8cd2bcf25de8540f0f8f2a13f42f64b027129f6f74ccb6df86bd58093c6c8008bb079e8204ab470f3daf755cde5ea5e48fc9a68ab33bee1007c7e3d82ea10
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Filesize
320B
MD5ab6dd5478a363247d4779e93e8849c47
SHA1e34a85caf20723181eb9ab407d5fc5b629026009
SHA256f6932482f92b35ba5b3ff8dec2071de51924c3c3611970bf71c14c6c2e7e4c40
SHA512a30d007bf6162a3d33d2f1beb53fc7f69ee81a4c5c4684997c836f4755f47f07d79d9007f6e7c67e7c115b51c6530087551bae4f64cb32f2b9eb013cdaded27e
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2