Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
24-11-2024 19:51
Behavioral task
behavioral1
Sample
11185c2bc3871cabdf8c2f2e5724fed8fb864ee449ae6b44bc0c0d59e8d1b3c6.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
11185c2bc3871cabdf8c2f2e5724fed8fb864ee449ae6b44bc0c0d59e8d1b3c6.exe
Resource
win10v2004-20241007-en
General
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Target
11185c2bc3871cabdf8c2f2e5724fed8fb864ee449ae6b44bc0c0d59e8d1b3c6.exe
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Size
29KB
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MD5
e1353f98523d2401b2dade44688d4182
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SHA1
6b759ca6f879e892acafd4742718c6d94a3b8130
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SHA256
11185c2bc3871cabdf8c2f2e5724fed8fb864ee449ae6b44bc0c0d59e8d1b3c6
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SHA512
bc0aae6b99c7f47d0784975332fdee55c3d48f314e9499740a3da07a2ab1dcd8b360902ca380ae72909f9107d6a3ea42868459aa7857f2d79c4e0aba09507066
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/PU:AEwVs+0jNDY1qi/qnU
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/2756-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2756-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2756-62-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2756-80-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2756-84-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2968 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" 11185c2bc3871cabdf8c2f2e5724fed8fb864ee449ae6b44bc0c0d59e8d1b3c6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2756-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2968-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000016d0e-8.dat upx behavioral1/memory/2756-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2968-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-58-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2756-62-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2968-63-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2968-68-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0007000000016d31-73.dat upx behavioral1/memory/2756-80-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2968-81-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2756-84-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2968-85-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe 11185c2bc3871cabdf8c2f2e5724fed8fb864ee449ae6b44bc0c0d59e8d1b3c6.exe File created C:\Windows\services.exe 11185c2bc3871cabdf8c2f2e5724fed8fb864ee449ae6b44bc0c0d59e8d1b3c6.exe File opened for modification C:\Windows\java.exe 11185c2bc3871cabdf8c2f2e5724fed8fb864ee449ae6b44bc0c0d59e8d1b3c6.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 11185c2bc3871cabdf8c2f2e5724fed8fb864ee449ae6b44bc0c0d59e8d1b3c6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2756 wrote to memory of 2968 2756 11185c2bc3871cabdf8c2f2e5724fed8fb864ee449ae6b44bc0c0d59e8d1b3c6.exe 30 PID 2756 wrote to memory of 2968 2756 11185c2bc3871cabdf8c2f2e5724fed8fb864ee449ae6b44bc0c0d59e8d1b3c6.exe 30 PID 2756 wrote to memory of 2968 2756 11185c2bc3871cabdf8c2f2e5724fed8fb864ee449ae6b44bc0c0d59e8d1b3c6.exe 30 PID 2756 wrote to memory of 2968 2756 11185c2bc3871cabdf8c2f2e5724fed8fb864ee449ae6b44bc0c0d59e8d1b3c6.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\11185c2bc3871cabdf8c2f2e5724fed8fb864ee449ae6b44bc0c0d59e8d1b3c6.exe"C:\Users\Admin\AppData\Local\Temp\11185c2bc3871cabdf8c2f2e5724fed8fb864ee449ae6b44bc0c0d59e8d1b3c6.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2756 -
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:2968
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5c2c91b33e3342f4da35d2cd71ae5bd34
SHA14ccaa45ef5c7ce38603fbcc156d79d791ab7f5a4
SHA256a6e0b3d6a781c7ca2cee4e5eb2308cebe32a4c477e405fef8720631955a2d170
SHA5123d7e0b930331ad50065a89fe520b5d949bf3f2efd7db9171d0d76ad59197d69edda99b0aadc1b46dc06bb21ab30bee7e5ad02afcadf47cb17653d5709863457d
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Filesize
299B
MD53fa24bbf18047a49945d49b566045f01
SHA17bf431326e4ffebf91dda62c07f286e734592e66
SHA256d40582bbecb8cc90cdd0d58d6629f76c84cfcb264c00933569a1b6cad0de23a2
SHA512b06c710b18fb74690a89b38490a64867e82878d274af49b037408928298382435deca46a7ea8df25b4cb6bce3f446c86d5d4ee07bbee7508afea9fa0e2bb9cfc
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Filesize
320B
MD5e05bbbba616d3efcb98fd7af7c84bf10
SHA1e0ac7ad3a72295a45ce366b4a66778b1729693ea
SHA2566e39c970e505347d2f3f74c913766a22a715f0ec2843ce9e7664399c1d3c9c78
SHA512c5fc749dc20c6a3efd2f49a78d0cd9ee4c092120f900aa84c5b0a8df108f0b4e31de0d90e91c37a80af0c17b3775a10d06cd5859c5e3332bf9bc183a3f422564
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2