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Analysis
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max time kernel
155s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
05/01/2024, 22:14
Static task
static1
Behavioral task
behavioral1
Sample
4490c29ee90f751fa17b83b38305fb7d.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
4490c29ee90f751fa17b83b38305fb7d.exe
Resource
win10v2004-20231215-en
General
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Target
4490c29ee90f751fa17b83b38305fb7d.exe
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Size
506KB
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MD5
4490c29ee90f751fa17b83b38305fb7d
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SHA1
e7c6ea3a6be57dfd04f35c65467b6f18eee078ca
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SHA256
7ea48817e8d0f96cbcbe26379a51c2ea6e942c1aabbd5ef12b8f8fee92001db7
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SHA512
087293432391c410f4f4c6cb5f21781a1e899f9ed935334cf6e03c7595719e0cdc30a8f868117751d103213b0c25a61ba8c717ea494732405f79f9b8760d74b0
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SSDEEP
12288:KSPdnRIRx6v72sIhgiaJES7OIDHZH9Ct4fFhogZlekUvSF:KSPQu72dgJttHZktyh/h1
Malware Config
Signatures
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Executes dropped EXE 9 IoCs
pid Process 4128 syswinnt.exe 2232 syswinnt.exe 1504 syswinnt.exe 8 syswinnt.exe 1112 syswinnt.exe 4108 syswinnt.exe 5028 syswinnt.exe 3204 syswinnt.exe 4036 syswinnt.exe -
Drops file in System32 directory 20 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\syswinnt.exe 4490c29ee90f751fa17b83b38305fb7d.exe File opened for modification C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe File created C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe File opened for modification C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe File opened for modification C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe File created C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe File opened for modification C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe File created C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe File created C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe File created C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe File opened for modification C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe File created C:\Windows\SysWOW64\syswinnt.exe 4490c29ee90f751fa17b83b38305fb7d.exe File opened for modification C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe File opened for modification C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe File created C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe File opened for modification C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe File created C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe File created C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe File opened for modification C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe File created C:\Windows\SysWOW64\syswinnt.exe syswinnt.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 1928 wrote to memory of 4128 1928 4490c29ee90f751fa17b83b38305fb7d.exe 94 PID 1928 wrote to memory of 4128 1928 4490c29ee90f751fa17b83b38305fb7d.exe 94 PID 1928 wrote to memory of 4128 1928 4490c29ee90f751fa17b83b38305fb7d.exe 94 PID 4128 wrote to memory of 2232 4128 syswinnt.exe 101 PID 4128 wrote to memory of 2232 4128 syswinnt.exe 101 PID 4128 wrote to memory of 2232 4128 syswinnt.exe 101 PID 2232 wrote to memory of 1504 2232 syswinnt.exe 105 PID 2232 wrote to memory of 1504 2232 syswinnt.exe 105 PID 2232 wrote to memory of 1504 2232 syswinnt.exe 105 PID 1504 wrote to memory of 8 1504 syswinnt.exe 106 PID 1504 wrote to memory of 8 1504 syswinnt.exe 106 PID 1504 wrote to memory of 8 1504 syswinnt.exe 106 PID 8 wrote to memory of 1112 8 syswinnt.exe 108 PID 8 wrote to memory of 1112 8 syswinnt.exe 108 PID 8 wrote to memory of 1112 8 syswinnt.exe 108 PID 1112 wrote to memory of 4108 1112 syswinnt.exe 109 PID 1112 wrote to memory of 4108 1112 syswinnt.exe 109 PID 1112 wrote to memory of 4108 1112 syswinnt.exe 109 PID 4108 wrote to memory of 5028 4108 syswinnt.exe 111 PID 4108 wrote to memory of 5028 4108 syswinnt.exe 111 PID 4108 wrote to memory of 5028 4108 syswinnt.exe 111 PID 5028 wrote to memory of 3204 5028 syswinnt.exe 115 PID 5028 wrote to memory of 3204 5028 syswinnt.exe 115 PID 5028 wrote to memory of 3204 5028 syswinnt.exe 115 PID 3204 wrote to memory of 4036 3204 syswinnt.exe 121 PID 3204 wrote to memory of 4036 3204 syswinnt.exe 121 PID 3204 wrote to memory of 4036 3204 syswinnt.exe 121
Processes
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C:\Users\Admin\AppData\Local\Temp\4490c29ee90f751fa17b83b38305fb7d.exe"C:\Users\Admin\AppData\Local\Temp\4490c29ee90f751fa17b83b38305fb7d.exe"1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1928 -
C:\Windows\SysWOW64\syswinnt.exeC:\Windows\system32\syswinnt.exe 1140 "C:\Users\Admin\AppData\Local\Temp\4490c29ee90f751fa17b83b38305fb7d.exe"2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4128 -
C:\Windows\SysWOW64\syswinnt.exeC:\Windows\system32\syswinnt.exe 1152 "C:\Windows\SysWOW64\syswinnt.exe"3⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2232 -
C:\Windows\SysWOW64\syswinnt.exeC:\Windows\system32\syswinnt.exe 1028 "C:\Windows\SysWOW64\syswinnt.exe"4⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1504 -
C:\Windows\SysWOW64\syswinnt.exeC:\Windows\system32\syswinnt.exe 1124 "C:\Windows\SysWOW64\syswinnt.exe"5⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:8 -
C:\Windows\SysWOW64\syswinnt.exeC:\Windows\system32\syswinnt.exe 1128 "C:\Windows\SysWOW64\syswinnt.exe"6⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1112 -
C:\Windows\SysWOW64\syswinnt.exeC:\Windows\system32\syswinnt.exe 1136 "C:\Windows\SysWOW64\syswinnt.exe"7⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4108 -
C:\Windows\SysWOW64\syswinnt.exeC:\Windows\system32\syswinnt.exe 1132 "C:\Windows\SysWOW64\syswinnt.exe"8⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:5028 -
C:\Windows\SysWOW64\syswinnt.exeC:\Windows\system32\syswinnt.exe 1148 "C:\Windows\SysWOW64\syswinnt.exe"9⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:3204 -
C:\Windows\SysWOW64\syswinnt.exeC:\Windows\system32\syswinnt.exe 1144 "C:\Windows\SysWOW64\syswinnt.exe"10⤵
- Executes dropped EXE
- Drops file in System32 directory
PID:4036
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
506KB
MD54490c29ee90f751fa17b83b38305fb7d
SHA1e7c6ea3a6be57dfd04f35c65467b6f18eee078ca
SHA2567ea48817e8d0f96cbcbe26379a51c2ea6e942c1aabbd5ef12b8f8fee92001db7
SHA512087293432391c410f4f4c6cb5f21781a1e899f9ed935334cf6e03c7595719e0cdc30a8f868117751d103213b0c25a61ba8c717ea494732405f79f9b8760d74b0