Analysis
-
max time kernel
91s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
28/11/2022, 01:50
Behavioral task
behavioral1
Sample
6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe
Resource
win7-20220812-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
9 signatures
150 seconds
General
-
Target
6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe
-
Size
35KB
-
MD5
b78ace7638bd68d8167988975d593065
-
SHA1
60bee6bacb3f5543bf13d2c43e97437da1935a2c
-
SHA256
6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4
-
SHA512
1cf42e492511116ccf618618a12b6c502704a1ac0439c9568a98c9433ceaffea487bef368d20d30ab0b7ed28a5cb9d61e61006b401e21d7345a6b154b6a9a2be
-
SSDEEP
768:OWMRMO8nnF1Yt/ybUZkFPd8wpS9hucD5+KwqppBA:OL8nM5ybQ/4YhT3wqppS
Score
8/10
Malware Config
Signatures
-
Adds policy Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\userun32 = "c:\\windows\\userun32.exe" 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\internat = "c:\\windows\\internat.exe" 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\internat\ImagePath = "c:\\windows\\internat.exe" 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe -
resource yara_rule behavioral1/memory/1584-55-0x0000000000400000-0x000000000049D000-memory.dmp upx -
Adds Run key to start application 2 TTPs 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\internat = "c:\\windows\\internat.exe" 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\internat = "c:\\windows\\internat.exe" 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\lsass32 = "c:\\windows\\lsass32.exe" 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe -
Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\p: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\o: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\n: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\g: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\f: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\e: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\w: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\v: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\m: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\k: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\u: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\t: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\r: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\i: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\h: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\l: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\j: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\z: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\y: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\x: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\s: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened (read-only) \??\q: 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created \??\c:\windows\SysWOW64\regedit.exe 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe -
Drops file in Windows directory 13 IoCs
description ioc Process File created \??\c:\windows\lsass32.exe 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened for modification \??\c:\windows\lsass32.exe 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened for modification \??\c:\windows\userun32.exe 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File created \??\c:\windows\calc.exe 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File created \??\c:\windows\Ãëàâíîå ìåíþ\Ïðîãðàììû\Àâòîçàãðóçêà\msoffice.scr 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File created \??\c:\windows\Start Menu\Programs\Startup\msoffice.scr 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened for modification \??\c:\windows\mui\modem.sys 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File created \??\c:\windows\internat.exe 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened for modification \??\c:\windows\internat.exe 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File created \??\c:\windows\userun32.exe 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened for modification \??\c:\windows\calc.exe 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File created \??\c:\windows\regedit2.exe 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe File opened for modification \??\c:\windows\regedit2.exe 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe -
Modifies registry class 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F6ABE4A8-C73A-305A-BFEF-E4FA2BC9D8A9} 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F6ABE4A8-C73A-305A-BFEF-E4FA2BC9D8A9}\ThisEXE = "c:\\users\\admin\\appdata\\local\\temp\\6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe" 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F6ABE4A8-C73A-305A-BFEF-E4FA2BC9D8A9}\VerProg = "113" 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1584 6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe"C:\Users\Admin\AppData\Local\Temp\6fc5073df36715e3567fa6df02784e5bc711923b57b3265c01ae6f0b24db35c4.exe"1⤵
- Adds policy Run key to start application
- Sets service image path in registry
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of FindShellTrayWindow
PID:1584