Analysis
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max time kernel
120s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
13/10/2024, 17:56
Behavioral task
behavioral1
Sample
32cd7dc1b22c4bfabfbaf3c8307bc7f8c8f0f4b38a5cdeefd4e2f6b60b50e778N.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
32cd7dc1b22c4bfabfbaf3c8307bc7f8c8f0f4b38a5cdeefd4e2f6b60b50e778N.exe
Resource
win10v2004-20241007-en
General
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Target
32cd7dc1b22c4bfabfbaf3c8307bc7f8c8f0f4b38a5cdeefd4e2f6b60b50e778N.exe
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Size
41KB
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MD5
33cd2ff54e8ea600d0c244cfd41adac0
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SHA1
512d4f5c49711f6d01f1c4c9a28a76ffb637696d
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SHA256
32cd7dc1b22c4bfabfbaf3c8307bc7f8c8f0f4b38a5cdeefd4e2f6b60b50e778
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SHA512
a72e657eadfa7cef3acf58a6d0051900f3d42eca0d4ea71d73670ad51a03bab4b71e6246c168546aeecf5b9ec9d2fab1bb36ad6a897016f4ce30bad2ec003944
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/cJ:AEwVs+0jNDY1qi/qo
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/2868-15-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2868-47-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2868-52-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2868-65-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2868-69-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 2924 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" 32cd7dc1b22c4bfabfbaf3c8307bc7f8c8f0f4b38a5cdeefd4e2f6b60b50e778N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2868-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2868-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000016599-7.dat upx behavioral1/memory/2868-15-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2924-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2924-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2924-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2924-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2924-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2924-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2924-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2924-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2868-47-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2924-48-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2868-52-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2924-53-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0004000000004ed7-58.dat upx behavioral1/memory/2924-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2868-65-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2924-70-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2868-69-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe 32cd7dc1b22c4bfabfbaf3c8307bc7f8c8f0f4b38a5cdeefd4e2f6b60b50e778N.exe File created C:\Windows\services.exe 32cd7dc1b22c4bfabfbaf3c8307bc7f8c8f0f4b38a5cdeefd4e2f6b60b50e778N.exe File opened for modification C:\Windows\java.exe 32cd7dc1b22c4bfabfbaf3c8307bc7f8c8f0f4b38a5cdeefd4e2f6b60b50e778N.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 32cd7dc1b22c4bfabfbaf3c8307bc7f8c8f0f4b38a5cdeefd4e2f6b60b50e778N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2868 wrote to memory of 2924 2868 32cd7dc1b22c4bfabfbaf3c8307bc7f8c8f0f4b38a5cdeefd4e2f6b60b50e778N.exe 30 PID 2868 wrote to memory of 2924 2868 32cd7dc1b22c4bfabfbaf3c8307bc7f8c8f0f4b38a5cdeefd4e2f6b60b50e778N.exe 30 PID 2868 wrote to memory of 2924 2868 32cd7dc1b22c4bfabfbaf3c8307bc7f8c8f0f4b38a5cdeefd4e2f6b60b50e778N.exe 30 PID 2868 wrote to memory of 2924 2868 32cd7dc1b22c4bfabfbaf3c8307bc7f8c8f0f4b38a5cdeefd4e2f6b60b50e778N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\32cd7dc1b22c4bfabfbaf3c8307bc7f8c8f0f4b38a5cdeefd4e2f6b60b50e778N.exe"C:\Users\Admin\AppData\Local\Temp\32cd7dc1b22c4bfabfbaf3c8307bc7f8c8f0f4b38a5cdeefd4e2f6b60b50e778N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2868 -
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:2924
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
41KB
MD57761682214923ea8704d5f2bab78be11
SHA11e24386b180f43f2f21b3ef787eba3ad6e2d0820
SHA2566adc210168e7c6f05917813f4acde3e9fbc87aca638c0fe1f1215839a150deb5
SHA51233d2a77a563071a21b84496ad6110fae214bafa35faa3a01bcd0864922d90c41d54cc0943cae2edf3a11d2e8ca329fb7d7ff01fbd734ad72d50f3c31853c3a45
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Filesize
192B
MD5a3491ac97e427b8d58c6340a7e3f6b93
SHA1f348fbdb51c729984f24170152e21a2860d64e69
SHA25625db4cf9c38acf533b34ae6ba09afb6c594fde5028e27f40b8b54893047e70c4
SHA5122b02cfcfe188907cd26f81de6dfae5fb95bc140945e7edd369a5c768d3d73882f647440205e9fc350e87eee0dfba6c104838641e927c1f68d1d07a0118a46971
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2