Analysis
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max time kernel
120s -
max time network
122s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19-12-2024 05:16
Behavioral task
behavioral1
Sample
8de432f40496f62896cafb2a52c387229920ccc999804481204bdc4f01b57db9N.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
8de432f40496f62896cafb2a52c387229920ccc999804481204bdc4f01b57db9N.exe
Resource
win10v2004-20241007-en
General
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Target
8de432f40496f62896cafb2a52c387229920ccc999804481204bdc4f01b57db9N.exe
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Size
29KB
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MD5
5ebc8e3a44ba7eec5606336c961c6030
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SHA1
9567d7764968f0ddde6830242ee1682c28bf6eeb
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SHA256
8de432f40496f62896cafb2a52c387229920ccc999804481204bdc4f01b57db9
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SHA512
08da3d0f0b21c197fd6ae1b02f066ecad298aa0e87c34464ad62caf7146e3e1fabb730c8d88786cf2a0cab2e219a2755c1efee9ed7662590dc7fdcbc148f88ff
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/kh3:AEwVs+0jNDY1qi/qcV
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/4944-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4944-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4944-55-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4944-156-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4944-174-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 5012 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" 8de432f40496f62896cafb2a52c387229920ccc999804481204bdc4f01b57db9N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4944-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5012-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0008000000023c84-5.dat upx behavioral2/memory/4944-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5012-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5012-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5012-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5012-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5012-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5012-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5012-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5012-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4944-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5012-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000800000001e786-53.dat upx behavioral2/memory/4944-55-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5012-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4944-156-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5012-158-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4944-174-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5012-175-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe 8de432f40496f62896cafb2a52c387229920ccc999804481204bdc4f01b57db9N.exe File created C:\Windows\java.exe 8de432f40496f62896cafb2a52c387229920ccc999804481204bdc4f01b57db9N.exe File created C:\Windows\services.exe 8de432f40496f62896cafb2a52c387229920ccc999804481204bdc4f01b57db9N.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 8de432f40496f62896cafb2a52c387229920ccc999804481204bdc4f01b57db9N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4944 wrote to memory of 5012 4944 8de432f40496f62896cafb2a52c387229920ccc999804481204bdc4f01b57db9N.exe 85 PID 4944 wrote to memory of 5012 4944 8de432f40496f62896cafb2a52c387229920ccc999804481204bdc4f01b57db9N.exe 85 PID 4944 wrote to memory of 5012 4944 8de432f40496f62896cafb2a52c387229920ccc999804481204bdc4f01b57db9N.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\8de432f40496f62896cafb2a52c387229920ccc999804481204bdc4f01b57db9N.exe"C:\Users\Admin\AppData\Local\Temp\8de432f40496f62896cafb2a52c387229920ccc999804481204bdc4f01b57db9N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4944 -
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:5012
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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
MD54715b86e5a6e2c86cfee9829886bee92
SHA16a348930e391f9d9ab3632673a07c72379b5f0ff
SHA256b59d5797cbacf901263b1a6d45022d18b0c8086be5c014e737314cb63a5b2300
SHA512c631ee2211c70ce940235c9d740222428d7a1fcfc2317362cd2e9e83cebfd89bd85559661c243cc89101e26720e3ddc4663e38389138252c2a54e777923e5c32
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Filesize
320B
MD529b861a37e06b06aaa2c41b90d9b1d7c
SHA1454bcf6934aff49e34a3c1d7679f783eecd4a347
SHA2564165534d416773c4200744b6bd82ec2a43341f84f88d27f049024d6a1ae352a7
SHA512bba3b265b7fe4ef9bd29b2c3ba9162a118358117e1597b314494a0abba7c01000b8273bc6ab0d17b89c430cb00825cfac97cdf41a66d7f7e8438f7ddc5bc2e6e
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2