Analysis
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max time kernel
41s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
19/09/2022, 06:46
Static task
static1
Behavioral task
behavioral1
Sample
70ee18fc9f0d5a7db66ba2814d22839e223017726858988b4e4418d535abcb52.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
70ee18fc9f0d5a7db66ba2814d22839e223017726858988b4e4418d535abcb52.exe
Resource
win10v2004-20220812-en
General
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Target
70ee18fc9f0d5a7db66ba2814d22839e223017726858988b4e4418d535abcb52.exe
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Size
166KB
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MD5
7c5eae216e918e2324366e00b4c1f3be
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SHA1
bd07827021543999e180e82e08298aed0300e286
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SHA256
70ee18fc9f0d5a7db66ba2814d22839e223017726858988b4e4418d535abcb52
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SHA512
5d5410ea7326a38d3528433881f0980dba03ee7b7726153c50664b657de078c4b4245a8d4b6e3b429e5cb50e093864e705bce9a5c94da70e87e90a609884ad8e
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SSDEEP
3072:aQbkhaft9yH56ZbfMAuk7HhpYO5u/WLtpHS:lbSa/yHglnpYPWx5
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1332 gemuas.exe -
Deletes itself 1 IoCs
pid Process 1812 cmd.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\gemuas.exe 70ee18fc9f0d5a7db66ba2814d22839e223017726858988b4e4418d535abcb52.exe File opened for modification C:\Windows\SysWOW64\gemuas.exe 70ee18fc9f0d5a7db66ba2814d22839e223017726858988b4e4418d535abcb52.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1332 set thread context of 1764 1332 gemuas.exe 28 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1760 70ee18fc9f0d5a7db66ba2814d22839e223017726858988b4e4418d535abcb52.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 1332 wrote to memory of 1764 1332 gemuas.exe 28 PID 1332 wrote to memory of 1764 1332 gemuas.exe 28 PID 1332 wrote to memory of 1764 1332 gemuas.exe 28 PID 1332 wrote to memory of 1764 1332 gemuas.exe 28 PID 1332 wrote to memory of 1764 1332 gemuas.exe 28 PID 1332 wrote to memory of 1764 1332 gemuas.exe 28 PID 1760 wrote to memory of 1812 1760 70ee18fc9f0d5a7db66ba2814d22839e223017726858988b4e4418d535abcb52.exe 29 PID 1760 wrote to memory of 1812 1760 70ee18fc9f0d5a7db66ba2814d22839e223017726858988b4e4418d535abcb52.exe 29 PID 1760 wrote to memory of 1812 1760 70ee18fc9f0d5a7db66ba2814d22839e223017726858988b4e4418d535abcb52.exe 29 PID 1760 wrote to memory of 1812 1760 70ee18fc9f0d5a7db66ba2814d22839e223017726858988b4e4418d535abcb52.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\70ee18fc9f0d5a7db66ba2814d22839e223017726858988b4e4418d535abcb52.exe"C:\Users\Admin\AppData\Local\Temp\70ee18fc9f0d5a7db66ba2814d22839e223017726858988b4e4418d535abcb52.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1760 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\70EE18~1.EXE > nul2⤵
- Deletes itself
PID:1812
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C:\Windows\SysWOW64\gemuas.exeC:\Windows\SysWOW64\gemuas.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1332 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵PID:1764
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
166KB
MD57c5eae216e918e2324366e00b4c1f3be
SHA1bd07827021543999e180e82e08298aed0300e286
SHA25670ee18fc9f0d5a7db66ba2814d22839e223017726858988b4e4418d535abcb52
SHA5125d5410ea7326a38d3528433881f0980dba03ee7b7726153c50664b657de078c4b4245a8d4b6e3b429e5cb50e093864e705bce9a5c94da70e87e90a609884ad8e
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Filesize
166KB
MD57c5eae216e918e2324366e00b4c1f3be
SHA1bd07827021543999e180e82e08298aed0300e286
SHA25670ee18fc9f0d5a7db66ba2814d22839e223017726858988b4e4418d535abcb52
SHA5125d5410ea7326a38d3528433881f0980dba03ee7b7726153c50664b657de078c4b4245a8d4b6e3b429e5cb50e093864e705bce9a5c94da70e87e90a609884ad8e