Analysis
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max time kernel
39s -
max time network
170s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
15-08-2021 17:51
Static task
static1
Behavioral task
behavioral1
Sample
403990C6CBB042F7C1F5E57177272F81.exe
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
403990C6CBB042F7C1F5E57177272F81.exe
Resource
win10v20210408
windows10_x64
0 signatures
0 seconds
General
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Target
403990C6CBB042F7C1F5E57177272F81.exe
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Size
1.3MB
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MD5
403990c6cbb042f7c1f5e57177272f81
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SHA1
ab9ef44ed7b93ecf7b6c43f23d75a3f2dc9d5a1b
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SHA256
42af92e5be37c1daddda7672372a39ccebb24d31d2ea65bec2a74dfbc3a4e82c
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SHA512
cb1adffb69f4ff6a62257325504cebc41d22f41910a41eae9c04ec5327da9f58fb652e79b87f580c7ac6f81f27cf2fba77b4fc3947b27dd59ae376f2d7c57ee5
Score
7/10
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 740 403990C6CBB042F7C1F5E57177272F81.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini 403990C6CBB042F7C1F5E57177272F81.exe File opened for modification C:\Windows\assembly\Desktop.ini 403990C6CBB042F7C1F5E57177272F81.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly 403990C6CBB042F7C1F5E57177272F81.exe File created C:\Windows\assembly\Desktop.ini 403990C6CBB042F7C1F5E57177272F81.exe File opened for modification C:\Windows\assembly\Desktop.ini 403990C6CBB042F7C1F5E57177272F81.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 740 403990C6CBB042F7C1F5E57177272F81.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 740 wrote to memory of 2964 740 403990C6CBB042F7C1F5E57177272F81.exe 77 PID 740 wrote to memory of 2964 740 403990C6CBB042F7C1F5E57177272F81.exe 77 PID 2964 wrote to memory of 1388 2964 csc.exe 79 PID 2964 wrote to memory of 1388 2964 csc.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\403990C6CBB042F7C1F5E57177272F81.exe"C:\Users\Admin\AppData\Local\Temp\403990C6CBB042F7C1F5E57177272F81.exe"1⤵
- Loads dropped DLL
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:740 -
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe"C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\2qtaranl.cmdline"2⤵
- Suspicious use of WriteProcessMemory
PID:2964 -
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exeC:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESE48A.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCE47A.tmp"3⤵PID:1388
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