Analysis
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max time kernel
56s -
max time network
82s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 21:13
Static task
static1
Behavioral task
behavioral1
Sample
c2ddc4692c36691169e00b533593275632924ede9abc2dec72080c7872aad384.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
c2ddc4692c36691169e00b533593275632924ede9abc2dec72080c7872aad384.exe
Resource
win10v2004-20220812-en
General
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Target
c2ddc4692c36691169e00b533593275632924ede9abc2dec72080c7872aad384.exe
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Size
42KB
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MD5
43045aaeb2c5c2f821a4dd27514498f8
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SHA1
4342bf5e5fc36e0727da72d13a2748dd3e208a93
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SHA256
c2ddc4692c36691169e00b533593275632924ede9abc2dec72080c7872aad384
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SHA512
62ff3a719fb25c167a4cc7af77b19409e11d8dcc3c2cf1e78ce9e81a81cde39c822475dc75ed37f85a3752141d85150c4c0d32d88890f369b3c8aee436a5199e
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SSDEEP
768:1qVXHWSJvoqzewxRha5ONYHPHAqqoecDyhKJE4OVR7NB6DyT6t1zzzzJrzzzzzg0:QV3WSNoqtSHPH4o3DyAO3JBAyTizzzz3
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
WinHelp32.exepid process 1060 WinHelp32.exe -
Drops file in System32 directory 3 IoCs
Processes:
c2ddc4692c36691169e00b533593275632924ede9abc2dec72080c7872aad384.exeWinHelp32.exedescription ioc process File opened for modification C:\Windows\SysWOW64\WinHelp32.exe c2ddc4692c36691169e00b533593275632924ede9abc2dec72080c7872aad384.exe File created C:\Windows\SysWOW64\WinHelp32.exe WinHelp32.exe File created C:\Windows\SysWOW64\WinHelp32.exe c2ddc4692c36691169e00b533593275632924ede9abc2dec72080c7872aad384.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
c2ddc4692c36691169e00b533593275632924ede9abc2dec72080c7872aad384.exeWinHelp32.exedescription pid process Token: SeIncBasePriorityPrivilege 4460 c2ddc4692c36691169e00b533593275632924ede9abc2dec72080c7872aad384.exe Token: SeIncBasePriorityPrivilege 1060 WinHelp32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
c2ddc4692c36691169e00b533593275632924ede9abc2dec72080c7872aad384.exedescription pid process target process PID 4460 wrote to memory of 1060 4460 c2ddc4692c36691169e00b533593275632924ede9abc2dec72080c7872aad384.exe WinHelp32.exe PID 4460 wrote to memory of 1060 4460 c2ddc4692c36691169e00b533593275632924ede9abc2dec72080c7872aad384.exe WinHelp32.exe PID 4460 wrote to memory of 1060 4460 c2ddc4692c36691169e00b533593275632924ede9abc2dec72080c7872aad384.exe WinHelp32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c2ddc4692c36691169e00b533593275632924ede9abc2dec72080c7872aad384.exe"C:\Users\Admin\AppData\Local\Temp\c2ddc4692c36691169e00b533593275632924ede9abc2dec72080c7872aad384.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4460 -
C:\Windows\SysWOW64\WinHelp32.exe"C:\Windows\system32\WinHelp32.exe"2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:1060
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Windows\SysWOW64\WinHelp32.exeFilesize
42KB
MD543045aaeb2c5c2f821a4dd27514498f8
SHA14342bf5e5fc36e0727da72d13a2748dd3e208a93
SHA256c2ddc4692c36691169e00b533593275632924ede9abc2dec72080c7872aad384
SHA51262ff3a719fb25c167a4cc7af77b19409e11d8dcc3c2cf1e78ce9e81a81cde39c822475dc75ed37f85a3752141d85150c4c0d32d88890f369b3c8aee436a5199e
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C:\Windows\SysWOW64\WinHelp32.exeFilesize
42KB
MD543045aaeb2c5c2f821a4dd27514498f8
SHA14342bf5e5fc36e0727da72d13a2748dd3e208a93
SHA256c2ddc4692c36691169e00b533593275632924ede9abc2dec72080c7872aad384
SHA51262ff3a719fb25c167a4cc7af77b19409e11d8dcc3c2cf1e78ce9e81a81cde39c822475dc75ed37f85a3752141d85150c4c0d32d88890f369b3c8aee436a5199e
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memory/1060-133-0x0000000000000000-mapping.dmp
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memory/4460-132-0x0000000000400000-0x0000000000412000-memory.dmpFilesize
72KB