Analysis
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max time kernel
142s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
04-08-2023 14:26
Behavioral task
behavioral1
Sample
3c259a269cfbb752ca15046aca1bea4a31390e4674de632c5c9428e95b41db1dexe_JC.dll
Resource
win7-20230712-en
windows7-x64
4 signatures
150 seconds
General
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Target
3c259a269cfbb752ca15046aca1bea4a31390e4674de632c5c9428e95b41db1dexe_JC.dll
-
Size
5.8MB
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MD5
85f8ed9c9f364b28d64e94075896df07
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SHA1
bc4d807af87e7c0b274b8d4661183e1628de78f7
-
SHA256
3c259a269cfbb752ca15046aca1bea4a31390e4674de632c5c9428e95b41db1d
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SHA512
2472b9db9872e0f74d59a75870f5d67c3daf5f99687538acb2e307e4e5bb3cb01ce7aec28fe911cfc4d77516b5aeaf477acaf7230723fb3d9b6fe1434eb07ae7
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SSDEEP
98304:zikl1o/34cA08Fu4fZBgNL7bQMla48Llu8EAANISPatiDySc3L4uQbR:DFbRm/QMcu8qn4r5K
Malware Config
Extracted
Family
systembc
C2
5.42.65.67:4298
localhost.exchange:4298
Signatures
-
Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid process 22 2604 rundll32.exe -
Processes:
resource yara_rule behavioral2/memory/2604-134-0x00007FF903C90000-0x00007FF904658000-memory.dmp vmprotect behavioral2/memory/2604-141-0x00007FF903C90000-0x00007FF904658000-memory.dmp vmprotect -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
rundll32.exepid process 2604 rundll32.exe 2604 rundll32.exe 2604 rundll32.exe 2604 rundll32.exe
Processes
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2604-134-0x00007FF903C90000-0x00007FF904658000-memory.dmpFilesize
9.8MB
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memory/2604-133-0x00007FF921850000-0x00007FF921852000-memory.dmpFilesize
8KB
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memory/2604-135-0x00007FF921860000-0x00007FF921862000-memory.dmpFilesize
8KB
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memory/2604-136-0x00007FF920190000-0x00007FF920192000-memory.dmpFilesize
8KB
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memory/2604-137-0x00007FF9201A0000-0x00007FF9201A2000-memory.dmpFilesize
8KB
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memory/2604-138-0x00007FF91F670000-0x00007FF91F672000-memory.dmpFilesize
8KB
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memory/2604-139-0x00007FF91F680000-0x00007FF91F682000-memory.dmpFilesize
8KB
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memory/2604-140-0x00007FF921870000-0x00007FF921872000-memory.dmpFilesize
8KB
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memory/2604-141-0x00007FF903C90000-0x00007FF904658000-memory.dmpFilesize
9.8MB
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memory/2604-142-0x000001DB5FB30000-0x000001DB5FC45000-memory.dmpFilesize
1.1MB