Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
25-09-2024 01:30
Static task
static1
Behavioral task
behavioral1
Sample
bc3bf659f5119b5df317fa0df5a35bd181f197d308ba942381882e445124e14e.exe
Resource
win7-20240903-en
General
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Target
bc3bf659f5119b5df317fa0df5a35bd181f197d308ba942381882e445124e14e.exe
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Size
24KB
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MD5
23669bf335b4a38a91adb7dbe9ab4c79
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SHA1
aa9403d12c1e5630d47cfcd9859122aca027a0d6
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SHA256
bc3bf659f5119b5df317fa0df5a35bd181f197d308ba942381882e445124e14e
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SHA512
87722ae5869d08cb24d793756f8dd310c024d7127ba625c81aa1ae7766158286db3a2d92a8beceb1bb8657c7ac43494c42646bf14e7c2212fb6b21d94a45c9a9
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SSDEEP
384:ErzPTRakFXfEln49mxSZHrXnKf98BLVa5L0vMtFob1OKrBGgVuaRG6Df+1:ErzTlXfKc4EHrXI98BA0v2a5YgVuUk
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2540 rmass.exe -
Loads dropped DLL 1 IoCs
pid Process 1924 bc3bf659f5119b5df317fa0df5a35bd181f197d308ba942381882e445124e14e.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\rmass.exe bc3bf659f5119b5df317fa0df5a35bd181f197d308ba942381882e445124e14e.exe File created C:\Windows\SysWOW64\rmass.exe bc3bf659f5119b5df317fa0df5a35bd181f197d308ba942381882e445124e14e.exe -
resource yara_rule behavioral1/files/0x00070000000120fe-1.dat upx behavioral1/memory/2540-5-0x0000000000400000-0x0000000000411000-memory.dmp upx
Processes
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C:\Users\Admin\AppData\Local\Temp\bc3bf659f5119b5df317fa0df5a35bd181f197d308ba942381882e445124e14e.exe"C:\Users\Admin\AppData\Local\Temp\bc3bf659f5119b5df317fa0df5a35bd181f197d308ba942381882e445124e14e.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
PID:1924 -
C:\Windows\SysWOW64\rmass.exe"C:\Windows\SysWOW64\rmass.exe"2⤵
- Executes dropped EXE
PID:2540
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
21KB
MD5161ac62a9641757f3020c1db502808de
SHA17f8eddbee702013c93a5b0a98943cbf0f06cce13
SHA256688fa98224e168cae037365f5be330472d39cfa4283b7b3c399bc0c7a36b3e7d
SHA51243feb69f68d958aa30a50e85feefef32111281c388c6a913ccf1b1ff93dd8345fbbf727bff0f154682249ab50b7cde1db798a34dd0bd0674ca8498c55016b5a5