Analysis
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max time kernel
3s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
07/01/2024, 19:21
Static task
static1
Behavioral task
behavioral1
Sample
a2adb7966f88e6c0e15a8f5a04404fcf.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
a2adb7966f88e6c0e15a8f5a04404fcf.exe
Resource
win10v2004-20231215-en
General
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Target
a2adb7966f88e6c0e15a8f5a04404fcf.exe
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Size
12.5MB
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MD5
a2adb7966f88e6c0e15a8f5a04404fcf
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SHA1
b208879afed8bb3bfe5882891363bbed3d1d94af
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SHA256
3cb6cffbee2f03febb5c5ffc0e6b6f7d06e184ee69c6d873bc4619fe4ebfcce7
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SHA512
d19acf346d6433e2c1f500bb6ed8c1b021f299eea18ae987220f2ca6baa678cfb4a06e65df9c6136d9f0e41459557b52a73e34449f0d18e6b76d3762bf23c97f
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SSDEEP
98304:DNWUlllllllllllllllllllllllllllllllllllllllllllllllllllllllllllH:hW
Malware Config
Extracted
tofsee
43.231.4.7
lazystax.ru
Signatures
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Creates new service(s) 1 TTPs
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Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 4008 netsh.exe -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2840 sc.exe 5004 sc.exe 1388 sc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
Processes
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C:\Users\Admin\AppData\Local\Temp\a2adb7966f88e6c0e15a8f5a04404fcf.exe"C:\Users\Admin\AppData\Local\Temp\a2adb7966f88e6c0e15a8f5a04404fcf.exe"1⤵PID:2676
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ylbrdnvs\2⤵PID:2664
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\gtfcvinx.exe" C:\Windows\SysWOW64\ylbrdnvs\2⤵PID:1576
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create ylbrdnvs binPath= "C:\Windows\SysWOW64\ylbrdnvs\gtfcvinx.exe /d\"C:\Users\Admin\AppData\Local\Temp\a2adb7966f88e6c0e15a8f5a04404fcf.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
PID:1388
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description ylbrdnvs "wifi internet conection"2⤵
- Launches sc.exe
PID:2840
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start ylbrdnvs2⤵
- Launches sc.exe
PID:5004
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C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul2⤵
- Modifies Windows Firewall
PID:4008
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C:\Windows\SysWOW64\ylbrdnvs\gtfcvinx.exeC:\Windows\SysWOW64\ylbrdnvs\gtfcvinx.exe /d"C:\Users\Admin\AppData\Local\Temp\a2adb7966f88e6c0e15a8f5a04404fcf.exe"1⤵PID:2304
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C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵PID:3364
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