Analysis
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max time kernel
63s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
08-11-2022 20:44
Static task
static1
Behavioral task
behavioral1
Sample
fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
Resource
win10v2004-20220901-en
General
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Target
fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe
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Size
329KB
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MD5
0ba3d397fbc1925b85f6cea8686dab40
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SHA1
0fd696ee44e5f78b8a52a309cb496934f1e8b6b8
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SHA256
fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d
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SHA512
c552b14caaa149a961acf667c871efd8b9ed003fefa332d5ded665614762a17e577a1ea13d291ae2ec5135343290afba0d01e6cc91138d2c6b3032c1aee74c3b
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SSDEEP
6144:MqpxvlACym6wGGWFGDwZyoJ3fzBeM6SpktqHQI6mVk8cL3/CzYjsHh:MqjvlA06wLBHAf9eMvHwmVkhL36zYwHh
Malware Config
Signatures
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Drops file in Drivers directory 1 IoCs
Processes:
fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exedescription ioc process File created C:\Windows\SysWOW64\drivers\518f0228.sys fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe -
Possible privilege escalation attempt 4 IoCs
Processes:
icacls.exetakeown.exeicacls.exetakeown.exepid process 1796 icacls.exe 520 takeown.exe 1640 icacls.exe 1764 takeown.exe -
Sets service image path in registry 2 TTPs 1 IoCs
Processes:
fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\518f0228\ImagePath = "\\??\\C:\\Windows\\SysWOW64\\drivers\\518f0228.sys" fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1292 cmd.exe -
Modifies file permissions 1 TTPs 4 IoCs
Processes:
takeown.exeicacls.exetakeown.exeicacls.exepid process 520 takeown.exe 1640 icacls.exe 1764 takeown.exe 1796 icacls.exe -
Installs/modifies Browser Helper Object 2 TTPs 4 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
Processes:
fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exedescription ioc process Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B4F3A835-0E21-4959-BA22-42B3008E02FF} fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{72853161-30C5-4D22-B7F9-0BBC1D38A37E} fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{18DF081C-E8AD-4283-A596-FA578C2EBDC3} fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe -
Maps connected drives based on registry 3 TTPs 3 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe Key value enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe -
Drops file in System32 directory 4 IoCs
Processes:
fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exedescription ioc process File opened for modification C:\Windows\SysWOW64\ws2tcpip.dll fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe File created C:\Windows\SysWOW64\wshtcpip.dll fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe File created C:\Windows\SysWOW64\midimap.dll fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe File created C:\Windows\SysWOW64\ws2tcpip.dll fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe -
Modifies registry class 4 IoCs
Processes:
fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\HOOK_ID fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\HOOK_ID\name = "fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe" fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\SYS_DLL fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\SYS_DLL\name = "sAHUsUy.dll" fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exepid process 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe -
Suspicious behavior: LoadsDriver 2 IoCs
Processes:
fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exepid process 460 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exetakeown.exetakeown.exedescription pid process Token: SeDebugPrivilege 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe Token: SeTakeOwnershipPrivilege 520 takeown.exe Token: SeTakeOwnershipPrivilege 1764 takeown.exe -
Suspicious use of WriteProcessMemory 28 IoCs
Processes:
fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.execmd.execmd.exedescription pid process target process PID 1184 wrote to memory of 280 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe cmd.exe PID 1184 wrote to memory of 280 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe cmd.exe PID 1184 wrote to memory of 280 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe cmd.exe PID 1184 wrote to memory of 280 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe cmd.exe PID 280 wrote to memory of 520 280 cmd.exe takeown.exe PID 280 wrote to memory of 520 280 cmd.exe takeown.exe PID 280 wrote to memory of 520 280 cmd.exe takeown.exe PID 280 wrote to memory of 520 280 cmd.exe takeown.exe PID 280 wrote to memory of 1640 280 cmd.exe icacls.exe PID 280 wrote to memory of 1640 280 cmd.exe icacls.exe PID 280 wrote to memory of 1640 280 cmd.exe icacls.exe PID 280 wrote to memory of 1640 280 cmd.exe icacls.exe PID 1184 wrote to memory of 1696 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe cmd.exe PID 1184 wrote to memory of 1696 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe cmd.exe PID 1184 wrote to memory of 1696 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe cmd.exe PID 1184 wrote to memory of 1696 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe cmd.exe PID 1696 wrote to memory of 1764 1696 cmd.exe takeown.exe PID 1696 wrote to memory of 1764 1696 cmd.exe takeown.exe PID 1696 wrote to memory of 1764 1696 cmd.exe takeown.exe PID 1696 wrote to memory of 1764 1696 cmd.exe takeown.exe PID 1696 wrote to memory of 1796 1696 cmd.exe icacls.exe PID 1696 wrote to memory of 1796 1696 cmd.exe icacls.exe PID 1696 wrote to memory of 1796 1696 cmd.exe icacls.exe PID 1696 wrote to memory of 1796 1696 cmd.exe icacls.exe PID 1184 wrote to memory of 1292 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe cmd.exe PID 1184 wrote to memory of 1292 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe cmd.exe PID 1184 wrote to memory of 1292 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe cmd.exe PID 1184 wrote to memory of 1292 1184 fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe cmd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe"C:\Users\Admin\AppData\Local\Temp\fc1ab9a3235ff911611dc981a2d2287da56b2c88793968e8e18fc58fbe99a94d.exe"1⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Installs/modifies Browser Helper Object
- Maps connected drives based on registry
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1184 -
C:\Windows\SysWOW64\cmd.execmd.exe /c takeown /f C:\Windows\SysWOW64\wshtcpip.dll && icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F2⤵
- Suspicious use of WriteProcessMemory
PID:280 -
C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\SysWOW64\wshtcpip.dll3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:520
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C:\Windows\SysWOW64\icacls.exeicacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1640
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C:\Windows\SysWOW64\cmd.execmd.exe /c takeown /f C:\Windows\SysWOW64\midimap.dll && icacls C:\Windows\SysWOW64\midimap.dll /grant administrators:F2⤵
- Suspicious use of WriteProcessMemory
PID:1696 -
C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\SysWOW64\midimap.dll3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:1764
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C:\Windows\SysWOW64\icacls.exeicacls C:\Windows\SysWOW64\midimap.dll /grant administrators:F3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1796
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C:\Windows\SysWOW64\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\ahnmove.bat2⤵
- Deletes itself
PID:1292
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
181B
MD5a960098b3c11dc3900189fe4d27abe62
SHA1e1985c922ba7c2d57d74fd827a2ac09fef8b0ed9
SHA256299efab2745e2fa0df2d81ebf3692c3f7f256121a639fb3fba52b1060caeb6d7
SHA512007699433e5a83ab7b9dd6e434397271df420f57e89d46414215818c844c4d740701a6217bcbdab93720dff32b8a7667a56d2ad9ad82ef9954937e10d82c0da3