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Analysis
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max time kernel
53s -
max time network
79s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
03/12/2022, 22:36
Static task
static1
Behavioral task
behavioral1
Sample
d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe
Resource
win10v2004-20221111-en
General
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Target
d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe
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Size
272KB
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MD5
05437358eb50cd058f40e99d18f56ccd
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SHA1
3cb9e3edf8d3f44edb93975f6f05b424ffd2aa2d
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SHA256
d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1
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SHA512
c62a275aafe841aebef4e4f602539850217c19979c8dc16aac0dce28741daac598379c806cdf1c568660d549144787b38a942acddbccf85205c555d6dcf4f751
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SSDEEP
6144:eugeknopsZL02vIMQIp0+TTyYKAKMsHleE8wUVsBJ:eugeknoyOA9VYHHCwasz
Malware Config
Signatures
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Gh0st RAT payload 5 IoCs
resource yara_rule behavioral1/memory/1664-55-0x0000000000400000-0x0000000000481000-memory.dmp family_gh0strat behavioral1/files/0x00070000000133d3-62.dat family_gh0strat behavioral1/files/0x00070000000133d3-63.dat family_gh0strat behavioral1/memory/1400-64-0x0000000020000000-0x0000000020027000-memory.dmp family_gh0strat behavioral1/memory/1664-80-0x0000000000400000-0x0000000000481000-memory.dmp family_gh0strat -
Executes dropped EXE 2 IoCs
pid Process 1400 ctfn0m.ini 1868 ctfn0m.exe -
Deletes itself 1 IoCs
pid Process 1456 cmd.exe -
Loads dropped DLL 6 IoCs
pid Process 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 1400 ctfn0m.ini 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 1868 ctfn0m.exe 1868 ctfn0m.exe 1868 ctfn0m.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 ctfn0m.ini -
Drops file in Program Files directory 6 IoCs
description ioc Process File created C:\Program Files\Common Files\ctfn0m.bat d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe File created C:\Program Files\Common Files\zidong.bat d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe File created C:\Program Files\1804\18049999ctfn0n.1804lm d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe File created C:\Program Files\Common Files\ctfn0m.dll d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe File created C:\Program Files\Common Files\ctfn0m.ini d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe File opened for modification C:\Program Files\Common Files\ctfn0m.ini d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1872 sc.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 ctfn0m.ini Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz ctfn0m.ini -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1400 ctfn0m.ini 1400 ctfn0m.ini -
Suspicious use of WriteProcessMemory 42 IoCs
description pid Process procid_target PID 1664 wrote to memory of 1400 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 28 PID 1664 wrote to memory of 1400 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 28 PID 1664 wrote to memory of 1400 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 28 PID 1664 wrote to memory of 1400 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 28 PID 1664 wrote to memory of 1400 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 28 PID 1664 wrote to memory of 1400 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 28 PID 1664 wrote to memory of 1400 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 28 PID 1664 wrote to memory of 1868 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 29 PID 1664 wrote to memory of 1868 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 29 PID 1664 wrote to memory of 1868 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 29 PID 1664 wrote to memory of 1868 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 29 PID 1664 wrote to memory of 1868 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 29 PID 1664 wrote to memory of 1868 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 29 PID 1664 wrote to memory of 1868 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 29 PID 1868 wrote to memory of 600 1868 ctfn0m.exe 30 PID 1868 wrote to memory of 600 1868 ctfn0m.exe 30 PID 1868 wrote to memory of 600 1868 ctfn0m.exe 30 PID 1868 wrote to memory of 600 1868 ctfn0m.exe 30 PID 1868 wrote to memory of 600 1868 ctfn0m.exe 30 PID 1868 wrote to memory of 600 1868 ctfn0m.exe 30 PID 1868 wrote to memory of 600 1868 ctfn0m.exe 30 PID 1664 wrote to memory of 1756 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 32 PID 1664 wrote to memory of 1756 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 32 PID 1664 wrote to memory of 1756 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 32 PID 1664 wrote to memory of 1756 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 32 PID 1664 wrote to memory of 1756 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 32 PID 1664 wrote to memory of 1756 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 32 PID 1664 wrote to memory of 1756 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 32 PID 1664 wrote to memory of 1456 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 33 PID 1664 wrote to memory of 1456 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 33 PID 1664 wrote to memory of 1456 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 33 PID 1664 wrote to memory of 1456 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 33 PID 1664 wrote to memory of 1456 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 33 PID 1664 wrote to memory of 1456 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 33 PID 1664 wrote to memory of 1456 1664 d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe 33 PID 1756 wrote to memory of 1872 1756 cmd.exe 36 PID 1756 wrote to memory of 1872 1756 cmd.exe 36 PID 1756 wrote to memory of 1872 1756 cmd.exe 36 PID 1756 wrote to memory of 1872 1756 cmd.exe 36 PID 1756 wrote to memory of 1872 1756 cmd.exe 36 PID 1756 wrote to memory of 1872 1756 cmd.exe 36 PID 1756 wrote to memory of 1872 1756 cmd.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe"C:\Users\Admin\AppData\Local\Temp\d31027f3a64e38e4d86638909749e334fdabd28b687b3b28cc9c1a25449df9f1.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1664 -
C:\Program Files\Common Files\ctfn0m.ini"C:\Program Files\Common Files\ctfn0m.ini" "C:\Program Files\1804\18049999ctfn0n.1804lm" ServiceMain2⤵
- Executes dropped EXE
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1400
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C:\Documents and Settings\ctfn0m.exe"C:\Documents and Settings\ctfn0m.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1868 -
C:\Windows\SysWOW64\cmd.execmd /c del C:\DOCUME~1\ctfn0m.exe3⤵PID:600
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C:\Windows\SysWOW64\cmd.execmd /c ""C:\Program Files\Common Files\zidong.bat""2⤵
- Suspicious use of WriteProcessMemory
PID:1756 -
C:\Windows\SysWOW64\sc.exesc config RasAuto start= auto3⤵
- Launches sc.exe
PID:1872
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C:\Windows\SysWOW64\cmd.execmd /c del C:\Users\Admin\AppData\Local\Temp\D31027~1.EXE2⤵
- Deletes itself
PID:1456
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
24.0MB
MD5178b1ec6535bf33af36f20f5dafeefbd
SHA1cbde6d0c697fb9fb770da8289f457179ef9faaf2
SHA25643deae0e5511d47efcdba10c53bd5fefaad2331f90557724e3a7b022b5cb3095
SHA512176161e44fefe6868aa0d5cd71fb4b1899a575dcb0991cc2d9d1f5344f24293c1bc1b3ca0b0b63ed2ba32e598630de25485a28c7dff752751284f770a55418ec
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Filesize
24.1MB
MD502f0396206e2a35a8cb3ee454c6a8a85
SHA10b232c415c37369448bd9d5833f96fef63394075
SHA256d9b4d906df0a084bd382704a25889048e0fd81cf3fbae21cbdb0a00269361659
SHA512483537e97dad8717b1e727522307f5e397cceef3a94a0c054641864ebec32fbf648988ad0c1d29ff0d1fff132eb7ee604c124e9a33ff3d78e1fea9760332049d
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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Filesize
44B
MD5ea72733acebe9b418fb30d68b5a8c3df
SHA14bb0c9592895e902c95a190e9987ba82087060c0
SHA256e4f714f6333f7f7e3f427072329471a22760d65c92311f3bd4c1d3cf6503a6ee
SHA5124be94a98d79b54836765d724be21b91ff3a448fe8c921e30f3c929e87f6d0cce7be74005b7f5b2958f1404de601bbad658929a8aa7efbdfa95c6dd93cc15bff6
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Filesize
24.0MB
MD5178b1ec6535bf33af36f20f5dafeefbd
SHA1cbde6d0c697fb9fb770da8289f457179ef9faaf2
SHA25643deae0e5511d47efcdba10c53bd5fefaad2331f90557724e3a7b022b5cb3095
SHA512176161e44fefe6868aa0d5cd71fb4b1899a575dcb0991cc2d9d1f5344f24293c1bc1b3ca0b0b63ed2ba32e598630de25485a28c7dff752751284f770a55418ec
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Filesize
24.1MB
MD502f0396206e2a35a8cb3ee454c6a8a85
SHA10b232c415c37369448bd9d5833f96fef63394075
SHA256d9b4d906df0a084bd382704a25889048e0fd81cf3fbae21cbdb0a00269361659
SHA512483537e97dad8717b1e727522307f5e397cceef3a94a0c054641864ebec32fbf648988ad0c1d29ff0d1fff132eb7ee604c124e9a33ff3d78e1fea9760332049d
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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Filesize
24.0MB
MD5178b1ec6535bf33af36f20f5dafeefbd
SHA1cbde6d0c697fb9fb770da8289f457179ef9faaf2
SHA25643deae0e5511d47efcdba10c53bd5fefaad2331f90557724e3a7b022b5cb3095
SHA512176161e44fefe6868aa0d5cd71fb4b1899a575dcb0991cc2d9d1f5344f24293c1bc1b3ca0b0b63ed2ba32e598630de25485a28c7dff752751284f770a55418ec
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Filesize
24.0MB
MD5178b1ec6535bf33af36f20f5dafeefbd
SHA1cbde6d0c697fb9fb770da8289f457179ef9faaf2
SHA25643deae0e5511d47efcdba10c53bd5fefaad2331f90557724e3a7b022b5cb3095
SHA512176161e44fefe6868aa0d5cd71fb4b1899a575dcb0991cc2d9d1f5344f24293c1bc1b3ca0b0b63ed2ba32e598630de25485a28c7dff752751284f770a55418ec
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Filesize
24.0MB
MD5178b1ec6535bf33af36f20f5dafeefbd
SHA1cbde6d0c697fb9fb770da8289f457179ef9faaf2
SHA25643deae0e5511d47efcdba10c53bd5fefaad2331f90557724e3a7b022b5cb3095
SHA512176161e44fefe6868aa0d5cd71fb4b1899a575dcb0991cc2d9d1f5344f24293c1bc1b3ca0b0b63ed2ba32e598630de25485a28c7dff752751284f770a55418ec
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Filesize
24.0MB
MD5178b1ec6535bf33af36f20f5dafeefbd
SHA1cbde6d0c697fb9fb770da8289f457179ef9faaf2
SHA25643deae0e5511d47efcdba10c53bd5fefaad2331f90557724e3a7b022b5cb3095
SHA512176161e44fefe6868aa0d5cd71fb4b1899a575dcb0991cc2d9d1f5344f24293c1bc1b3ca0b0b63ed2ba32e598630de25485a28c7dff752751284f770a55418ec