Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
16-12-2024 20:36
Behavioral task
behavioral1
Sample
235c1600d797426752fdf073be372e0ea3fa869259273e1bbbe6a4223b8645a7.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
235c1600d797426752fdf073be372e0ea3fa869259273e1bbbe6a4223b8645a7.exe
Resource
win10v2004-20241007-en
General
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Target
235c1600d797426752fdf073be372e0ea3fa869259273e1bbbe6a4223b8645a7.exe
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Size
29KB
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MD5
f99b86feb35ca33cc0721f14411112da
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SHA1
c750625143f1d973186cc2ee355942945e501d52
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SHA256
235c1600d797426752fdf073be372e0ea3fa869259273e1bbbe6a4223b8645a7
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SHA512
0f75c0d60fb8e07cc53e89e533a9626b92c0a4b3a220ba01d93c028b15fac5cf11b415b106a09f8720e880329134b21fe8fd4d75c62bee039a520bf40fd64b40
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/zhQ:AEwVs+0jNDY1qi/q7m
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral1/memory/1680-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1680-62-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1680-89-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1680-93-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2888 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" 235c1600d797426752fdf073be372e0ea3fa869259273e1bbbe6a4223b8645a7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/1680-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x00080000000195c6-7.dat upx behavioral1/memory/2888-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1680-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1680-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-58-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2888-63-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1680-62-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2888-68-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x002b0000000195bd-78.dat upx behavioral1/memory/1680-89-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2888-90-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1680-93-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2888-94-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 235c1600d797426752fdf073be372e0ea3fa869259273e1bbbe6a4223b8645a7.exe File opened for modification C:\Windows\java.exe 235c1600d797426752fdf073be372e0ea3fa869259273e1bbbe6a4223b8645a7.exe File created C:\Windows\java.exe 235c1600d797426752fdf073be372e0ea3fa869259273e1bbbe6a4223b8645a7.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 235c1600d797426752fdf073be372e0ea3fa869259273e1bbbe6a4223b8645a7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1680 wrote to memory of 2888 1680 235c1600d797426752fdf073be372e0ea3fa869259273e1bbbe6a4223b8645a7.exe 30 PID 1680 wrote to memory of 2888 1680 235c1600d797426752fdf073be372e0ea3fa869259273e1bbbe6a4223b8645a7.exe 30 PID 1680 wrote to memory of 2888 1680 235c1600d797426752fdf073be372e0ea3fa869259273e1bbbe6a4223b8645a7.exe 30 PID 1680 wrote to memory of 2888 1680 235c1600d797426752fdf073be372e0ea3fa869259273e1bbbe6a4223b8645a7.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\235c1600d797426752fdf073be372e0ea3fa869259273e1bbbe6a4223b8645a7.exe"C:\Users\Admin\AppData\Local\Temp\235c1600d797426752fdf073be372e0ea3fa869259273e1bbbe6a4223b8645a7.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1680 -
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:2888
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD52ade32ce65cb77739c647942e8c41705
SHA1537a91c8dac4aa90e4b3f26c9d66084526782238
SHA2564cbb75330a2b15ea11e2dbe2b19c3f5ac79a65c05cdd2bd29d56303bb8c15951
SHA512dde52049ee69236e06aa82c271b04d02e323bfe5a1dfc3a56cb5f1bca27ba4b24a8d0d2eea2fef85976f5e59aeff920a16c110736dc3ce4f0e755cc3613fec87
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Filesize
320B
MD511bad2a61489b7cdb7fbed616f9fe5da
SHA191b0f419d20b7aa46c15b10f4d8513e8a537d532
SHA2560dabb57b5d68564d67ac458f30b987aa3e57f0647b8fbe4299734d6827a16906
SHA512410903ca17263e4bc576e70c2e05ad8d64b22ce7479ca1018bcfd40c8e499e7713c78b39f1f5a5f6d14967bb34229d7b3908358ecd5a8368ce318c832ad40688
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Filesize
320B
MD54dd279c48c6ce23b450fc0b5539c2a9d
SHA14b6f8ca3fa17a6b626f865f5beca496ffbb00068
SHA25641200af13609a416cec994adff105455c785ebe334ea6299cd77f35a3d962201
SHA5123aab012d34dc9fbbf15b3ebb8978d0f1e1be0d451a4e94c839a3ffcab18c84be0443171b6c1104a2787a4fbc2a7e4627fc61ffe4f85c4c0d46c7dafeb42bbd66
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2