Analysis
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max time kernel
119s -
max time network
129s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system -
submitted
16-11-2023 15:55
Behavioral task
behavioral1
Sample
737ce22aa34496d7be3db0bbafb2dc03501155ed532c4a422d1ff2f006ec5cf2.dll
Resource
win7-20231023-en
General
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Target
737ce22aa34496d7be3db0bbafb2dc03501155ed532c4a422d1ff2f006ec5cf2.dll
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Size
4.0MB
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MD5
f3cdef8b8c0b1ed8606d20c2ebec222a
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SHA1
f7373185035adc10d75d64e745cd624c140a5681
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SHA256
737ce22aa34496d7be3db0bbafb2dc03501155ed532c4a422d1ff2f006ec5cf2
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SHA512
6a0c2fa6368c583c6250b5c870baa332e14415943749479ae55d2ad4adf35df07c22d0e316b13cfad926e5f0659629c515eb2aa6fb9a289d5a8bcdf0dee6bf96
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SSDEEP
49152:mE/uZakB6PGHKQmV2jqtH/fs1M/WEUpRO0YnMmPOfKGuG4gVzdysS095w4xYd4Ji:ZksMKQmV2js3fWzHnsRaDSioPk
Malware Config
Signatures
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Detect Blackmoon payload 3 IoCs
resource yara_rule behavioral1/memory/1732-2-0x0000000010000000-0x0000000010970000-memory.dmp family_blackmoon behavioral1/memory/1732-3-0x0000000010000000-0x0000000010970000-memory.dmp family_blackmoon behavioral1/memory/1732-9-0x0000000010000000-0x0000000010970000-memory.dmp family_blackmoon -
Loads dropped DLL 1 IoCs
pid Process 1732 rundll32.exe -
resource yara_rule behavioral1/memory/1732-0-0x0000000010000000-0x0000000010970000-memory.dmp upx behavioral1/memory/1732-1-0x0000000010000000-0x0000000010970000-memory.dmp upx behavioral1/memory/1732-2-0x0000000010000000-0x0000000010970000-memory.dmp upx behavioral1/memory/1732-3-0x0000000010000000-0x0000000010970000-memory.dmp upx behavioral1/memory/1732-8-0x0000000000110000-0x0000000000125000-memory.dmp upx behavioral1/memory/1732-9-0x0000000010000000-0x0000000010970000-memory.dmp upx -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1732 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1464 wrote to memory of 1732 1464 rundll32.exe 28 PID 1464 wrote to memory of 1732 1464 rundll32.exe 28 PID 1464 wrote to memory of 1732 1464 rundll32.exe 28 PID 1464 wrote to memory of 1732 1464 rundll32.exe 28 PID 1464 wrote to memory of 1732 1464 rundll32.exe 28 PID 1464 wrote to memory of 1732 1464 rundll32.exe 28 PID 1464 wrote to memory of 1732 1464 rundll32.exe 28
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\737ce22aa34496d7be3db0bbafb2dc03501155ed532c4a422d1ff2f006ec5cf2.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1464 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\737ce22aa34496d7be3db0bbafb2dc03501155ed532c4a422d1ff2f006ec5cf2.dll,#12⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
PID:1732
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
8.4MB
MD58b6c94bbdbfb213e94a5dcb4fac28ce3
SHA1b56102ca4f03556f387f8b30e2b404efabe0cb65
SHA256982a177924762f270b36fe34c7d6847392b48ae53151dc2011078dceef487a53
SHA5129d6d63b5d8cf7a978d7e91126d7a343c2f7acd00022da9d692f63e50835fdd84a59a93328564f10622f2b1f6adfd7febdd98b8ddb294d0754ed45cc9c165d25a