Analysis
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max time kernel
120s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06-12-2024 02:56
Behavioral task
behavioral1
Sample
bcd717468b929c2ccad0bb9c4fc194fe2e119ad3c70667d6ed944a78f9738162N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
bcd717468b929c2ccad0bb9c4fc194fe2e119ad3c70667d6ed944a78f9738162N.exe
Resource
win10v2004-20241007-en
General
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Target
bcd717468b929c2ccad0bb9c4fc194fe2e119ad3c70667d6ed944a78f9738162N.exe
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Size
29KB
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MD5
8904e865d781320ba67fb63e51dcfcc0
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SHA1
9af5682be6344d1a4cfe7de0dc781a275f10fe2e
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SHA256
bcd717468b929c2ccad0bb9c4fc194fe2e119ad3c70667d6ed944a78f9738162
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SHA512
1e702c0539e17a711967110aaa31ee3fedd8be0f5be8396e1ef2ee07d077939241b68f6a3340d7710db8fa665f7c71dae47c74e1ec82208cf7a6cca65052c738
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/i2:AEwVs+0jNDY1qi/qK2
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral1/memory/2700-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2700-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2700-17-0x0000000000400000-0x0000000000408000-memory.dmp family_mydoom behavioral1/memory/2700-41-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2700-57-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2700-61-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2700-66-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2700-73-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2800 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" bcd717468b929c2ccad0bb9c4fc194fe2e119ad3c70667d6ed944a78f9738162N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2700-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2700-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000015ed2-9.dat upx behavioral1/memory/2700-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2700-17-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2800-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2800-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2800-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2800-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2800-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2800-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2700-41-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2800-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0034000000015da9-47.dat upx behavioral1/memory/2700-57-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2800-58-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2700-61-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2800-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2700-66-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2800-67-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2800-69-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2700-73-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2800-74-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe bcd717468b929c2ccad0bb9c4fc194fe2e119ad3c70667d6ed944a78f9738162N.exe File opened for modification C:\Windows\java.exe bcd717468b929c2ccad0bb9c4fc194fe2e119ad3c70667d6ed944a78f9738162N.exe File created C:\Windows\java.exe bcd717468b929c2ccad0bb9c4fc194fe2e119ad3c70667d6ed944a78f9738162N.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 bcd717468b929c2ccad0bb9c4fc194fe2e119ad3c70667d6ed944a78f9738162N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2700 wrote to memory of 2800 2700 bcd717468b929c2ccad0bb9c4fc194fe2e119ad3c70667d6ed944a78f9738162N.exe 31 PID 2700 wrote to memory of 2800 2700 bcd717468b929c2ccad0bb9c4fc194fe2e119ad3c70667d6ed944a78f9738162N.exe 31 PID 2700 wrote to memory of 2800 2700 bcd717468b929c2ccad0bb9c4fc194fe2e119ad3c70667d6ed944a78f9738162N.exe 31 PID 2700 wrote to memory of 2800 2700 bcd717468b929c2ccad0bb9c4fc194fe2e119ad3c70667d6ed944a78f9738162N.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\bcd717468b929c2ccad0bb9c4fc194fe2e119ad3c70667d6ed944a78f9738162N.exe"C:\Users\Admin\AppData\Local\Temp\bcd717468b929c2ccad0bb9c4fc194fe2e119ad3c70667d6ed944a78f9738162N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2700 -
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:2800
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD512b4cb4bc51a1df3371123c5b90bdcdf
SHA1fc3b9ae84153cbfd5d4a3518b1f0f102a01365da
SHA256677f3e52c2c12d6d381d51a1ec0dd3840c9b9be4e0a8c868b5b7b7c44f3fa204
SHA512d05a2b49f5dd7be2f25f7e4a80f393a15649b8b5882c8a99e4af2c519328a8db15b8b542cb3ea437e062855c48d142e8d0642a1f5c64c587cd3b2976366121de
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Filesize
320B
MD537db2760ac4fd8fdf3318c597feec70a
SHA134b2043d2b28137cce1720531ebfecc1452ccb6e
SHA256becec5ff889f6764153e3abd6dfc65fa957627ca1a721f7672edb24259449843
SHA51293f91a1d4bdd470d5fa88644ff53546524d5e24c46b8a4f291c979142e1728d1dcb8c320b78aecfd92a2b158bd2449be9da4cd1d6bec393cbcbb3fa65b1c43d9
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2