Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25-08-2024 00:54
Static task
static1
Behavioral task
behavioral1
Sample
807fab6486eea4b2097d82f21a0eb30d9b1fcf0a9781687f6fef8690855919ef.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
807fab6486eea4b2097d82f21a0eb30d9b1fcf0a9781687f6fef8690855919ef.exe
Resource
win10v2004-20240802-en
General
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Target
807fab6486eea4b2097d82f21a0eb30d9b1fcf0a9781687f6fef8690855919ef.exe
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Size
225KB
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MD5
5b95c5041fcd7944ec712a00a804dba3
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SHA1
70117281e164844af32ec2d57ecf6b3776691bee
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SHA256
807fab6486eea4b2097d82f21a0eb30d9b1fcf0a9781687f6fef8690855919ef
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SHA512
faa1963968a60db4a2f2f815fa9b9273e0e33d42c215ef47c71b264202a2f59b264e2d99e2ef765708137dab1581d453e870552e74949e4a7c1ac5f7dfdf06d4
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SSDEEP
6144:RA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:RATuTAnKGwUAW3ycQqgf
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 2340 3812 WerFault.exe winver.exe 3588 4808 WerFault.exe 807fab6486eea4b2097d82f21a0eb30d9b1fcf0a9781687f6fef8690855919ef.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
807fab6486eea4b2097d82f21a0eb30d9b1fcf0a9781687f6fef8690855919ef.exewinver.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 807fab6486eea4b2097d82f21a0eb30d9b1fcf0a9781687f6fef8690855919ef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe -
Modifies data under HKEY_USERS 1 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" svchost.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3360 Explorer.EXE Token: SeCreatePagefilePrivilege 3360 Explorer.EXE Token: SeShutdownPrivilege 3360 Explorer.EXE Token: SeCreatePagefilePrivilege 3360 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
winver.exe807fab6486eea4b2097d82f21a0eb30d9b1fcf0a9781687f6fef8690855919ef.exepid process 3812 winver.exe 4808 807fab6486eea4b2097d82f21a0eb30d9b1fcf0a9781687f6fef8690855919ef.exe -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
Explorer.EXEpid process 3360 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
807fab6486eea4b2097d82f21a0eb30d9b1fcf0a9781687f6fef8690855919ef.exewinver.exedescription pid process target process PID 4808 wrote to memory of 3812 4808 807fab6486eea4b2097d82f21a0eb30d9b1fcf0a9781687f6fef8690855919ef.exe winver.exe PID 4808 wrote to memory of 3812 4808 807fab6486eea4b2097d82f21a0eb30d9b1fcf0a9781687f6fef8690855919ef.exe winver.exe PID 4808 wrote to memory of 3812 4808 807fab6486eea4b2097d82f21a0eb30d9b1fcf0a9781687f6fef8690855919ef.exe winver.exe PID 4808 wrote to memory of 3812 4808 807fab6486eea4b2097d82f21a0eb30d9b1fcf0a9781687f6fef8690855919ef.exe winver.exe PID 3812 wrote to memory of 3360 3812 winver.exe Explorer.EXE PID 4808 wrote to memory of 3360 4808 807fab6486eea4b2097d82f21a0eb30d9b1fcf0a9781687f6fef8690855919ef.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3360 -
C:\Users\Admin\AppData\Local\Temp\807fab6486eea4b2097d82f21a0eb30d9b1fcf0a9781687f6fef8690855919ef.exe"C:\Users\Admin\AppData\Local\Temp\807fab6486eea4b2097d82f21a0eb30d9b1fcf0a9781687f6fef8690855919ef.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4808 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3812 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3812 -s 3004⤵
- Program crash
PID:2340 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4808 -s 8603⤵
- Program crash
PID:3588
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman1⤵
- Modifies data under HKEY_USERS
PID:1508
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3812 -ip 38121⤵PID:2604
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4808 -ip 48081⤵PID:5060