Analysis
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max time kernel
150s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
30-12-2024 01:41
Behavioral task
behavioral1
Sample
9daf7c9b12d2c5f255d149de09ebf834064464b257cb3b908e98b3824f665d14.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
9daf7c9b12d2c5f255d149de09ebf834064464b257cb3b908e98b3824f665d14.exe
Resource
win10v2004-20241007-en
General
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Target
9daf7c9b12d2c5f255d149de09ebf834064464b257cb3b908e98b3824f665d14.exe
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Size
29KB
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MD5
176439a85acc39503b8f6eabf69af799
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SHA1
4a7f7e1f853750fdb2da2c6855d98fee2205981a
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SHA256
9daf7c9b12d2c5f255d149de09ebf834064464b257cb3b908e98b3824f665d14
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SHA512
3f282319669a17b6c6710453e505875f7d80066fc8e66cac4f46e00b5372aa8156eae8ce5fd4067424c0754e91cd9586daf947538027ca72fe569da26196e67d
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/3h3:AEwVs+0jNDY1qi/qPV
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral1/memory/2128-15-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2128-58-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2128-82-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2128-86-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2308 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" 9daf7c9b12d2c5f255d149de09ebf834064464b257cb3b908e98b3824f665d14.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2128-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2128-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000015689-8.dat upx behavioral1/memory/2128-15-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2308-17-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2308-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2308-23-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2308-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2308-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2308-35-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2308-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2308-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2308-47-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2308-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2308-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2308-59-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2128-58-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2308-64-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000015ccf-74.dat upx behavioral1/memory/2308-83-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2128-82-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2308-87-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2128-86-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 9daf7c9b12d2c5f255d149de09ebf834064464b257cb3b908e98b3824f665d14.exe File opened for modification C:\Windows\java.exe 9daf7c9b12d2c5f255d149de09ebf834064464b257cb3b908e98b3824f665d14.exe File created C:\Windows\java.exe 9daf7c9b12d2c5f255d149de09ebf834064464b257cb3b908e98b3824f665d14.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 9daf7c9b12d2c5f255d149de09ebf834064464b257cb3b908e98b3824f665d14.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2128 wrote to memory of 2308 2128 9daf7c9b12d2c5f255d149de09ebf834064464b257cb3b908e98b3824f665d14.exe 30 PID 2128 wrote to memory of 2308 2128 9daf7c9b12d2c5f255d149de09ebf834064464b257cb3b908e98b3824f665d14.exe 30 PID 2128 wrote to memory of 2308 2128 9daf7c9b12d2c5f255d149de09ebf834064464b257cb3b908e98b3824f665d14.exe 30 PID 2128 wrote to memory of 2308 2128 9daf7c9b12d2c5f255d149de09ebf834064464b257cb3b908e98b3824f665d14.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\9daf7c9b12d2c5f255d149de09ebf834064464b257cb3b908e98b3824f665d14.exe"C:\Users\Admin\AppData\Local\Temp\9daf7c9b12d2c5f255d149de09ebf834064464b257cb3b908e98b3824f665d14.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2128 -
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:2308
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5839028dc74bc5a2a6bd30a5c21bf2819
SHA1cd2fc3644215efafd504e411ec22beb83715c012
SHA25610e61fbef094b5e3ef86a6fcf7741598e8d1aff443d8d6737ea0a7bd31f5711d
SHA512abcaaee6bceba4e9f9e99d82b533514a63c3b0a380482087c054845b482757ecd265b745f9c58b3c066065354da61b34caf9b0672878c46b5b2c53b0ccb9183f
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Filesize
320B
MD58b187d8a9565d51af927c98c90f5c8a8
SHA1c6d5a293e86d07757f095a8fb3c13450813ac61e
SHA256c386f1f42431ddecba83cf69b612fa72ad15ae700700b4b3c9214a0f591e9f1b
SHA51297591a0e2b21a5117136fe7bc17eac89c9a4959aca0deeb619b2134f6d1cda401c9d214814f1e8c7b5c269c7a5f922c3a3df33fa242155e04fc4ea72ac810baf
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2