Analysis
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max time kernel
133s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
08-05-2024 02:01
Behavioral task
behavioral1
Sample
a01cdaec6528a511a52bc21c27161e00_NEIKI.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
a01cdaec6528a511a52bc21c27161e00_NEIKI.exe
Resource
win10v2004-20240419-en
General
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Target
a01cdaec6528a511a52bc21c27161e00_NEIKI.exe
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Size
80KB
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MD5
a01cdaec6528a511a52bc21c27161e00
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SHA1
e4a28f90d4983b9f695ffa9c31ad78b41ead5486
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SHA256
6885e04a544ad8fa205ceea2ba30556b70b3ba28feb7831ac9573fa1cbf071d7
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SHA512
cdc534ccaaaa556a5ea12dbb0e613cc1530cfafba7ccce257c5f1481a27231bcd8cd2eb7cb7d7d95fb329acb20ad68327f8f07b2e67efd75736674fc062d148f
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SSDEEP
1536:vPA/IAt1hxMZVlfQv6QHJv+O2HetSEgScJc7HmD24GW0CmuJd4BXL:3AQA7hxmlfQ5pv+O2+8EyJcUBbd45
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 1036 a01cdaec6528a511a52bc21c27161e00_NEIKI.exe -
Executes dropped EXE 1 IoCs
pid Process 1036 a01cdaec6528a511a52bc21c27161e00_NEIKI.exe -
resource yara_rule behavioral2/memory/724-0-0x0000000000400000-0x000000000043A000-memory.dmp upx behavioral2/files/0x0009000000023b15-11.dat upx behavioral2/memory/1036-12-0x0000000000400000-0x000000000043A000-memory.dmp upx -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 724 a01cdaec6528a511a52bc21c27161e00_NEIKI.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 724 a01cdaec6528a511a52bc21c27161e00_NEIKI.exe 1036 a01cdaec6528a511a52bc21c27161e00_NEIKI.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 724 wrote to memory of 1036 724 a01cdaec6528a511a52bc21c27161e00_NEIKI.exe 84 PID 724 wrote to memory of 1036 724 a01cdaec6528a511a52bc21c27161e00_NEIKI.exe 84 PID 724 wrote to memory of 1036 724 a01cdaec6528a511a52bc21c27161e00_NEIKI.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\a01cdaec6528a511a52bc21c27161e00_NEIKI.exe"C:\Users\Admin\AppData\Local\Temp\a01cdaec6528a511a52bc21c27161e00_NEIKI.exe"1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:724 -
C:\Users\Admin\AppData\Local\Temp\a01cdaec6528a511a52bc21c27161e00_NEIKI.exeC:\Users\Admin\AppData\Local\Temp\a01cdaec6528a511a52bc21c27161e00_NEIKI.exe2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of UnmapMainImage
PID:1036
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
80KB
MD5d640424e29e11f6b1212de58a4664ff4
SHA1fcae11f0d687785576f74c1e59ee5cd5da2546ab
SHA256b6bd788afbeb267091a710b3620d8c2f0137ca6142f73522d594553bea79f039
SHA512c81bc84bb0b6fe9e9e8ba5a5e1211d604cf527371dea950f7c3252968169c4f92f2bd0285b503bf894f211b348f3e75b67ad6983bfa6500989389f57d2f02a14