Analysis
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max time kernel
46s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
25-12-2023 16:57
Static task
static1
Behavioral task
behavioral1
Sample
2ef00e66804e808f9c5a4d6a1943cc8a.exe
Resource
win7-20231215-en
General
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Target
2ef00e66804e808f9c5a4d6a1943cc8a.exe
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Size
4.2MB
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MD5
2ef00e66804e808f9c5a4d6a1943cc8a
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SHA1
6c7a46a69ac5d3f32d047a14c8ce03c1a53ec3a5
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SHA256
c21010f7c87e95f3df9c061e697437f5a165a194f69c88887ed36c6217b71d48
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SHA512
01380f1fafd75cd33e413282019305f525c410a2939525babc4ef0d2b529bd12db7349f066724d9ad473ce41c5c5ecf83d9e7cab560c37fb149ac3e3b77afb5c
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SSDEEP
98304:MosKQ+SGjJLHXW5ru4IufoXqXBEQzpPYKXsJuBfkL3O2s:Mos2SGj93wruGfoXqXBR8uBfL
Malware Config
Signatures
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CustAttr .NET packer 1 IoCs
Detects CustAttr .NET packer in memory.
Processes:
resource yara_rule behavioral1/memory/2072-3-0x0000000000690000-0x00000000006A2000-memory.dmp CustAttr -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes
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C:\Users\Admin\AppData\Local\Temp\2ef00e66804e808f9c5a4d6a1943cc8a.exe"C:\Users\Admin\AppData\Local\Temp\2ef00e66804e808f9c5a4d6a1943cc8a.exe"1⤵
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C:\Users\Admin\AppData\Local\Temp\2ef00e66804e808f9c5a4d6a1943cc8a.exe"C:\Users\Admin\AppData\Local\Temp\2ef00e66804e808f9c5a4d6a1943cc8a.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\2ef00e66804e808f9c5a4d6a1943cc8a.exe"C:\Users\Admin\AppData\Local\Temp\2ef00e66804e808f9c5a4d6a1943cc8a.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\2ef00e66804e808f9c5a4d6a1943cc8a.exe"C:\Users\Admin\AppData\Local\Temp\2ef00e66804e808f9c5a4d6a1943cc8a.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\2ef00e66804e808f9c5a4d6a1943cc8a.exe"C:\Users\Admin\AppData\Local\Temp\2ef00e66804e808f9c5a4d6a1943cc8a.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\2ef00e66804e808f9c5a4d6a1943cc8a.exe"C:\Users\Admin\AppData\Local\Temp\2ef00e66804e808f9c5a4d6a1943cc8a.exe"2⤵
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vrjKuutveP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC0B0.tmp"2⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/2072-1-0x0000000074380000-0x0000000074A6E000-memory.dmpFilesize
6.9MB
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memory/2072-0-0x0000000000110000-0x000000000054E000-memory.dmpFilesize
4.2MB
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memory/2072-2-0x00000000050A0000-0x00000000050E0000-memory.dmpFilesize
256KB
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memory/2072-3-0x0000000000690000-0x00000000006A2000-memory.dmpFilesize
72KB
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memory/2072-4-0x0000000074380000-0x0000000074A6E000-memory.dmpFilesize
6.9MB
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memory/2072-5-0x00000000050A0000-0x00000000050E0000-memory.dmpFilesize
256KB
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memory/2072-6-0x000000000AB30000-0x000000000AF46000-memory.dmpFilesize
4.1MB
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memory/2072-7-0x000000000AF40000-0x000000000B30E000-memory.dmpFilesize
3.8MB
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memory/2072-13-0x0000000074380000-0x0000000074A6E000-memory.dmpFilesize
6.9MB