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Analysis
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max time kernel
254s -
max time network
333s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
03/12/2022, 05:17
Static task
static1
Behavioral task
behavioral1
Sample
c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe
Resource
win10v2004-20221111-en
General
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Target
c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe
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Size
3.9MB
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MD5
1c81ec4f82add5ca1ff5cfb12e3c4085
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SHA1
bc6fae8df8684b3c7cc03ef4835362f2306ff16e
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SHA256
c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e
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SHA512
fe164a1f2469fd4deb3afb6052779f1b74d65d2272356f00ff92ac8381d944ab38d534600a5000e7eece09c85cdd7602c9cf02d82945d9151c4d9e9be68f40c1
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SSDEEP
49152:7RdbOtkM5hBdZmS7Rqnjk01sF2HI4GF/oADtDm8Hihnpurv3/9yNB/61LG7Nx:VdekM3miFOI4GiABa8C7k/9yNBS1L4L
Malware Config
Signatures
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ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x00080000000133ac-73.dat acprotect -
resource yara_rule behavioral1/files/0x00080000000133ac-73.dat upx -
Loads dropped DLL 1 IoCs
pid Process 1316 c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 672 set thread context of 1316 672 c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe 28 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1316 c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe 1316 c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe 1316 c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 672 wrote to memory of 1316 672 c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe 28 PID 672 wrote to memory of 1316 672 c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe 28 PID 672 wrote to memory of 1316 672 c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe 28 PID 672 wrote to memory of 1316 672 c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe 28 PID 672 wrote to memory of 1316 672 c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe 28 PID 672 wrote to memory of 1316 672 c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe 28 PID 672 wrote to memory of 1316 672 c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe 28 PID 672 wrote to memory of 1316 672 c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe 28 PID 672 wrote to memory of 1316 672 c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe 28 PID 672 wrote to memory of 1316 672 c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe 28 PID 672 wrote to memory of 1316 672 c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe 28 PID 672 wrote to memory of 1316 672 c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe"C:\Users\Admin\AppData\Local\Temp\c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:672 -
C:\Users\Admin\AppData\Local\Temp\c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe"C:\Users\Admin\AppData\Local\Temp\c73469193da94ee188325d9c91b59bd34e25f28cf1d6036ba3e0cff20b83959e.exe"2⤵
- Loads dropped DLL
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1316
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
120KB
MD5c9f333d1ff898672a34805f94a265329
SHA12deaac66698fb2e9b3868d23034c3211c508b739
SHA25607e546811635574c77edfda126b0e5f5292b4ea13f35158eddedcfc3cbf74b6b
SHA512048c71e48e2def0bfc69ebfb69b834d650a9377082782333f50728fdfd6675df8093d0c87e606022e55d09f81549d4ca3b640bcdd33b9ddc9aace03ee1466add