Analysis
-
max time kernel
43s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 10:34
Static task
static1
Behavioral task
behavioral1
Sample
0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe
Resource
win10v2004-20220812-en
General
-
Target
0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe
-
Size
603KB
-
MD5
7a0794ca24dfa00e6ae83651fb9b04d0
-
SHA1
13e9153d40620914b465e809a5741f6154356c90
-
SHA256
0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353
-
SHA512
c40279ace669402327ce9cf021237d7ee4f2ad1d2bea1150ce560db6a5dc0966d53d3621b30b15680ff929a8f2e1f8742e0b49a8e59e5e07876b0decfbfc8d89
-
SSDEEP
12288:yIny5DYTfInuSgHc89zcPYjV6iYzPNGNbEsjB:0UTf8uB88VcPJiYbNAbEsd
Malware Config
Signatures
-
Drops file in Drivers directory 1 IoCs
Processes:
0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exedescription ioc process File created C:\Windows\system32\drivers\nethfdrv.sys 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe -
Executes dropped EXE 5 IoCs
Processes:
installd.exenethtsrv.exenetupdsrv.exenethtsrv.exenetupdsrv.exepid process 1992 installd.exe 696 nethtsrv.exe 1528 netupdsrv.exe 1096 nethtsrv.exe 1064 netupdsrv.exe -
Loads dropped DLL 13 IoCs
Processes:
0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exeinstalld.exenethtsrv.exenethtsrv.exepid process 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe 1992 installd.exe 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe 696 nethtsrv.exe 696 nethtsrv.exe 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe 1096 nethtsrv.exe 1096 nethtsrv.exe 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Drops file in System32 directory 5 IoCs
Processes:
0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exedescription ioc process File created C:\Windows\SysWOW64\hfnapi.dll 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe File created C:\Windows\SysWOW64\hfpapi.dll 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe File created C:\Windows\SysWOW64\installd.exe 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe File created C:\Windows\SysWOW64\nethtsrv.exe 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe File created C:\Windows\SysWOW64\netupdsrv.exe 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe -
Drops file in Program Files directory 3 IoCs
Processes:
0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exedescription ioc process File created C:\Program Files (x86)\Common Files\Config\data.xml 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe File created C:\Program Files (x86)\Common Files\Config\ver.xml 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe File created C:\Program Files (x86)\Common Files\config\uninstinethnfd.exe 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Runs net.exe
-
Suspicious behavior: LoadsDriver 1 IoCs
Processes:
pid process 464 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
nethtsrv.exedescription pid process Token: SeDebugPrivilege 1096 nethtsrv.exe -
Suspicious use of WriteProcessMemory 50 IoCs
Processes:
0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exenet.exenet.exenet.exenet.exedescription pid process target process PID 1372 wrote to memory of 1640 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe net.exe PID 1372 wrote to memory of 1640 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe net.exe PID 1372 wrote to memory of 1640 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe net.exe PID 1372 wrote to memory of 1640 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe net.exe PID 1640 wrote to memory of 2004 1640 net.exe net1.exe PID 1640 wrote to memory of 2004 1640 net.exe net1.exe PID 1640 wrote to memory of 2004 1640 net.exe net1.exe PID 1640 wrote to memory of 2004 1640 net.exe net1.exe PID 1372 wrote to memory of 1416 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe net.exe PID 1372 wrote to memory of 1416 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe net.exe PID 1372 wrote to memory of 1416 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe net.exe PID 1372 wrote to memory of 1416 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe net.exe PID 1416 wrote to memory of 1972 1416 net.exe net1.exe PID 1416 wrote to memory of 1972 1416 net.exe net1.exe PID 1416 wrote to memory of 1972 1416 net.exe net1.exe PID 1416 wrote to memory of 1972 1416 net.exe net1.exe PID 1372 wrote to memory of 1992 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe installd.exe PID 1372 wrote to memory of 1992 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe installd.exe PID 1372 wrote to memory of 1992 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe installd.exe PID 1372 wrote to memory of 1992 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe installd.exe PID 1372 wrote to memory of 1992 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe installd.exe PID 1372 wrote to memory of 1992 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe installd.exe PID 1372 wrote to memory of 1992 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe installd.exe PID 1372 wrote to memory of 696 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe nethtsrv.exe PID 1372 wrote to memory of 696 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe nethtsrv.exe PID 1372 wrote to memory of 696 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe nethtsrv.exe PID 1372 wrote to memory of 696 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe nethtsrv.exe PID 1372 wrote to memory of 1528 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe netupdsrv.exe PID 1372 wrote to memory of 1528 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe netupdsrv.exe PID 1372 wrote to memory of 1528 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe netupdsrv.exe PID 1372 wrote to memory of 1528 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe netupdsrv.exe PID 1372 wrote to memory of 1528 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe netupdsrv.exe PID 1372 wrote to memory of 1528 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe netupdsrv.exe PID 1372 wrote to memory of 1528 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe netupdsrv.exe PID 1372 wrote to memory of 1872 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe net.exe PID 1372 wrote to memory of 1872 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe net.exe PID 1372 wrote to memory of 1872 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe net.exe PID 1372 wrote to memory of 1872 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe net.exe PID 1872 wrote to memory of 2040 1872 net.exe net1.exe PID 1872 wrote to memory of 2040 1872 net.exe net1.exe PID 1872 wrote to memory of 2040 1872 net.exe net1.exe PID 1872 wrote to memory of 2040 1872 net.exe net1.exe PID 1372 wrote to memory of 1056 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe net.exe PID 1372 wrote to memory of 1056 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe net.exe PID 1372 wrote to memory of 1056 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe net.exe PID 1372 wrote to memory of 1056 1372 0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe net.exe PID 1056 wrote to memory of 1296 1056 net.exe net1.exe PID 1056 wrote to memory of 1296 1056 net.exe net1.exe PID 1056 wrote to memory of 1296 1056 net.exe net1.exe PID 1056 wrote to memory of 1296 1056 net.exe net1.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe"C:\Users\Admin\AppData\Local\Temp\0b0377b299889d4a9eb000156407280f326111dabd569cdfd0028cc27f350353.exe"1⤵
- Drops file in Drivers directory
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1372 -
C:\Windows\SysWOW64\net.exenet stop nethttpservice2⤵
- Suspicious use of WriteProcessMemory
PID:1640 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop nethttpservice3⤵PID:2004
-
C:\Windows\SysWOW64\net.exenet stop serviceupdater2⤵
- Suspicious use of WriteProcessMemory
PID:1416 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop serviceupdater3⤵PID:1972
-
C:\Windows\SysWOW64\installd.exe"C:\Windows\system32\installd.exe" nethfdrv2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1992 -
C:\Windows\SysWOW64\nethtsrv.exe"C:\Windows\system32\nethtsrv.exe" -nfdi2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:696 -
C:\Windows\SysWOW64\netupdsrv.exe"C:\Windows\system32\netupdsrv.exe" -nfdi2⤵
- Executes dropped EXE
PID:1528 -
C:\Windows\SysWOW64\net.exenet start nethttpservice2⤵
- Suspicious use of WriteProcessMemory
PID:1872 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start nethttpservice3⤵PID:2040
-
C:\Windows\SysWOW64\net.exenet start serviceupdater2⤵
- Suspicious use of WriteProcessMemory
PID:1056 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start serviceupdater3⤵PID:1296
-
C:\Windows\SysWOW64\nethtsrv.exeC:\Windows\SysWOW64\nethtsrv.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
PID:1096
-
C:\Windows\SysWOW64\netupdsrv.exeC:\Windows\SysWOW64\netupdsrv.exe1⤵
- Executes dropped EXE
PID:1064
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
-
Filesize
106KB
MD53065d5ec883614cc002a04e21002489e
SHA1614f471d95e94d71e7f51e111b0e647aa2b208cb
SHA256665f242f4baabea946a47a5a850d1cf15e3d5d0425a5e3cad63a5b83d0da1316
SHA512a880884b81f9ecb94e30ffcaa3816d1b6f60963500bed7fe3e978a4b1cbb93b6225416193a73bf0a6898159f1c769f8402eccc2a829d441f982d37c70a76c6ab
-
Filesize
244KB
MD586b956f3747df38625b40cf6f319b905
SHA1437956d72598a46b8e637f3ce09bf41bc80b8391
SHA256626adc8cef5f0b7966a3f40a62891954db3199bd049ed23af4dfe951029d4477
SHA512210496aadcee650f013d233ed42e34283393f3e029dd79c966081118b96897604b4101bf61703c75e616034a1351a351c6c1df9d3c76badde3331f1a922692f0
-
Filesize
108KB
MD51ba6b596970900996e2e80fb5d5ab688
SHA1367025d28a2845414891d832e12a1a3169f4f920
SHA256db2609ba58acab2b1674762bfa5221e697780733e21d3219d8c5ebd4e390a703
SHA5120f1969cba595befff4737f33c08baffed66fbf63cebe4aa5cb888998e97e216c5522b6ce14e000295614ae7e67bd860dadab5318e1402f460c67dd2e362c9ee9
-
Filesize
176KB
MD5eea7a143e420e14777ecf8e755b86ed5
SHA13da53ad115d0153bfd573a36c14ccf0e7afa7449
SHA256966bf397f730c5e5223c9f06e2a7b76a1aea22ca13452e966f37a239687c9d17
SHA5125fc6c5b4a7324ec97000be995be518165790c610bb0a80b1553ffc390b576042b8c94333bd6c58d5af48fa84f926a136e08345d55a0acd38a88fbc02e8d31e9f
-
Filesize
176KB
MD5eea7a143e420e14777ecf8e755b86ed5
SHA13da53ad115d0153bfd573a36c14ccf0e7afa7449
SHA256966bf397f730c5e5223c9f06e2a7b76a1aea22ca13452e966f37a239687c9d17
SHA5125fc6c5b4a7324ec97000be995be518165790c610bb0a80b1553ffc390b576042b8c94333bd6c58d5af48fa84f926a136e08345d55a0acd38a88fbc02e8d31e9f
-
Filesize
158KB
MD51a139f394892196bfc2fecb229a2f053
SHA153e5fa609d6ff140c743af4efdd02dce37263bf7
SHA2568a1d1bebf68493c0d5c901dafab9a19b2cee1db6738e2b72f8dc2d33eda90d59
SHA512618d4ce080547ed914253d9446f43a63467d55eba217b6ca2626b97ec8fe169dcf0ec24f38a133f44b589d9ced71d3af229d89ae71c211eab6f03c76c712d70d
-
Filesize
158KB
MD51a139f394892196bfc2fecb229a2f053
SHA153e5fa609d6ff140c743af4efdd02dce37263bf7
SHA2568a1d1bebf68493c0d5c901dafab9a19b2cee1db6738e2b72f8dc2d33eda90d59
SHA512618d4ce080547ed914253d9446f43a63467d55eba217b6ca2626b97ec8fe169dcf0ec24f38a133f44b589d9ced71d3af229d89ae71c211eab6f03c76c712d70d
-
Filesize
11KB
MD5c17103ae9072a06da581dec998343fc1
SHA1b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d
SHA256dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
SHA512d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f
-
Filesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe
-
Filesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe
-
Filesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe
-
Filesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe
-
Filesize
106KB
MD53065d5ec883614cc002a04e21002489e
SHA1614f471d95e94d71e7f51e111b0e647aa2b208cb
SHA256665f242f4baabea946a47a5a850d1cf15e3d5d0425a5e3cad63a5b83d0da1316
SHA512a880884b81f9ecb94e30ffcaa3816d1b6f60963500bed7fe3e978a4b1cbb93b6225416193a73bf0a6898159f1c769f8402eccc2a829d441f982d37c70a76c6ab
-
Filesize
106KB
MD53065d5ec883614cc002a04e21002489e
SHA1614f471d95e94d71e7f51e111b0e647aa2b208cb
SHA256665f242f4baabea946a47a5a850d1cf15e3d5d0425a5e3cad63a5b83d0da1316
SHA512a880884b81f9ecb94e30ffcaa3816d1b6f60963500bed7fe3e978a4b1cbb93b6225416193a73bf0a6898159f1c769f8402eccc2a829d441f982d37c70a76c6ab
-
Filesize
106KB
MD53065d5ec883614cc002a04e21002489e
SHA1614f471d95e94d71e7f51e111b0e647aa2b208cb
SHA256665f242f4baabea946a47a5a850d1cf15e3d5d0425a5e3cad63a5b83d0da1316
SHA512a880884b81f9ecb94e30ffcaa3816d1b6f60963500bed7fe3e978a4b1cbb93b6225416193a73bf0a6898159f1c769f8402eccc2a829d441f982d37c70a76c6ab
-
Filesize
244KB
MD586b956f3747df38625b40cf6f319b905
SHA1437956d72598a46b8e637f3ce09bf41bc80b8391
SHA256626adc8cef5f0b7966a3f40a62891954db3199bd049ed23af4dfe951029d4477
SHA512210496aadcee650f013d233ed42e34283393f3e029dd79c966081118b96897604b4101bf61703c75e616034a1351a351c6c1df9d3c76badde3331f1a922692f0
-
Filesize
244KB
MD586b956f3747df38625b40cf6f319b905
SHA1437956d72598a46b8e637f3ce09bf41bc80b8391
SHA256626adc8cef5f0b7966a3f40a62891954db3199bd049ed23af4dfe951029d4477
SHA512210496aadcee650f013d233ed42e34283393f3e029dd79c966081118b96897604b4101bf61703c75e616034a1351a351c6c1df9d3c76badde3331f1a922692f0
-
Filesize
108KB
MD51ba6b596970900996e2e80fb5d5ab688
SHA1367025d28a2845414891d832e12a1a3169f4f920
SHA256db2609ba58acab2b1674762bfa5221e697780733e21d3219d8c5ebd4e390a703
SHA5120f1969cba595befff4737f33c08baffed66fbf63cebe4aa5cb888998e97e216c5522b6ce14e000295614ae7e67bd860dadab5318e1402f460c67dd2e362c9ee9
-
Filesize
176KB
MD5eea7a143e420e14777ecf8e755b86ed5
SHA13da53ad115d0153bfd573a36c14ccf0e7afa7449
SHA256966bf397f730c5e5223c9f06e2a7b76a1aea22ca13452e966f37a239687c9d17
SHA5125fc6c5b4a7324ec97000be995be518165790c610bb0a80b1553ffc390b576042b8c94333bd6c58d5af48fa84f926a136e08345d55a0acd38a88fbc02e8d31e9f
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Filesize
158KB
MD51a139f394892196bfc2fecb229a2f053
SHA153e5fa609d6ff140c743af4efdd02dce37263bf7
SHA2568a1d1bebf68493c0d5c901dafab9a19b2cee1db6738e2b72f8dc2d33eda90d59
SHA512618d4ce080547ed914253d9446f43a63467d55eba217b6ca2626b97ec8fe169dcf0ec24f38a133f44b589d9ced71d3af229d89ae71c211eab6f03c76c712d70d