Analysis
-
max time kernel
83s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 10:29
Static task
static1
Behavioral task
behavioral1
Sample
321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe
Resource
win10v2004-20220812-en
General
-
Target
321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe
-
Size
602KB
-
MD5
91101bb4e804d262170053a1336c6468
-
SHA1
0de0f15de2048e2790a4fbe24600bdb34b793025
-
SHA256
321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a
-
SHA512
a317db31bcdb821b68224ae870c1cf96d682c53cb15bc9714530d5fccc508ec4479420e985ab1791e787d8b502f183f02107e54efe658197a55fbae713695919
-
SSDEEP
12288:BIny5DYTgFQGhdMbBY+JxZcNNzP0ekYkNQ26U75beHp:9UTgFQLbm+KNNzcAM75bgp
Malware Config
Signatures
-
Drops file in Drivers directory 1 IoCs
Processes:
321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exedescription ioc process File created C:\Windows\system32\drivers\nethfdrv.sys 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe -
Executes dropped EXE 5 IoCs
Processes:
installd.exenethtsrv.exenetupdsrv.exenethtsrv.exenetupdsrv.exepid process 900 installd.exe 1788 nethtsrv.exe 796 netupdsrv.exe 808 nethtsrv.exe 1916 netupdsrv.exe -
Loads dropped DLL 13 IoCs
Processes:
321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exeinstalld.exenethtsrv.exenethtsrv.exepid process 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe 900 installd.exe 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe 1788 nethtsrv.exe 1788 nethtsrv.exe 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe 808 nethtsrv.exe 808 nethtsrv.exe 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.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:
321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exedescription ioc process File created C:\Windows\SysWOW64\installd.exe 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe File created C:\Windows\SysWOW64\nethtsrv.exe 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe File created C:\Windows\SysWOW64\netupdsrv.exe 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe File created C:\Windows\SysWOW64\hfnapi.dll 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe File created C:\Windows\SysWOW64\hfpapi.dll 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe -
Drops file in Program Files directory 3 IoCs
Processes:
321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exedescription ioc process File created C:\Program Files (x86)\Common Files\Config\data.xml 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe File created C:\Program Files (x86)\Common Files\Config\ver.xml 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe File created C:\Program Files (x86)\Common Files\config\uninstinethnfd.exe 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.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 808 nethtsrv.exe -
Suspicious use of WriteProcessMemory 50 IoCs
Processes:
321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exenet.exenet.exenet.exenet.exedescription pid process target process PID 956 wrote to memory of 288 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe net.exe PID 956 wrote to memory of 288 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe net.exe PID 956 wrote to memory of 288 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe net.exe PID 956 wrote to memory of 288 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe net.exe PID 288 wrote to memory of 516 288 net.exe net1.exe PID 288 wrote to memory of 516 288 net.exe net1.exe PID 288 wrote to memory of 516 288 net.exe net1.exe PID 288 wrote to memory of 516 288 net.exe net1.exe PID 956 wrote to memory of 668 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe net.exe PID 956 wrote to memory of 668 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe net.exe PID 956 wrote to memory of 668 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe net.exe PID 956 wrote to memory of 668 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe net.exe PID 668 wrote to memory of 1176 668 net.exe net1.exe PID 668 wrote to memory of 1176 668 net.exe net1.exe PID 668 wrote to memory of 1176 668 net.exe net1.exe PID 668 wrote to memory of 1176 668 net.exe net1.exe PID 956 wrote to memory of 900 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe installd.exe PID 956 wrote to memory of 900 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe installd.exe PID 956 wrote to memory of 900 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe installd.exe PID 956 wrote to memory of 900 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe installd.exe PID 956 wrote to memory of 900 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe installd.exe PID 956 wrote to memory of 900 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe installd.exe PID 956 wrote to memory of 900 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe installd.exe PID 956 wrote to memory of 1788 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe nethtsrv.exe PID 956 wrote to memory of 1788 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe nethtsrv.exe PID 956 wrote to memory of 1788 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe nethtsrv.exe PID 956 wrote to memory of 1788 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe nethtsrv.exe PID 956 wrote to memory of 796 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe netupdsrv.exe PID 956 wrote to memory of 796 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe netupdsrv.exe PID 956 wrote to memory of 796 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe netupdsrv.exe PID 956 wrote to memory of 796 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe netupdsrv.exe PID 956 wrote to memory of 796 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe netupdsrv.exe PID 956 wrote to memory of 796 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe netupdsrv.exe PID 956 wrote to memory of 796 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe netupdsrv.exe PID 956 wrote to memory of 2012 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe net.exe PID 956 wrote to memory of 2012 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe net.exe PID 956 wrote to memory of 2012 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe net.exe PID 956 wrote to memory of 2012 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe net.exe PID 2012 wrote to memory of 428 2012 net.exe net1.exe PID 2012 wrote to memory of 428 2012 net.exe net1.exe PID 2012 wrote to memory of 428 2012 net.exe net1.exe PID 2012 wrote to memory of 428 2012 net.exe net1.exe PID 956 wrote to memory of 1172 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe net.exe PID 956 wrote to memory of 1172 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe net.exe PID 956 wrote to memory of 1172 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe net.exe PID 956 wrote to memory of 1172 956 321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe net.exe PID 1172 wrote to memory of 1004 1172 net.exe net1.exe PID 1172 wrote to memory of 1004 1172 net.exe net1.exe PID 1172 wrote to memory of 1004 1172 net.exe net1.exe PID 1172 wrote to memory of 1004 1172 net.exe net1.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.exe"C:\Users\Admin\AppData\Local\Temp\321baa5f975612ce78064fe192a7cb3c9fdfbcc91368fc40597ad30806ccea5a.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:956 -
C:\Windows\SysWOW64\net.exenet stop nethttpservice2⤵
- Suspicious use of WriteProcessMemory
PID:288 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop nethttpservice3⤵PID:516
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C:\Windows\SysWOW64\net.exenet stop serviceupdater2⤵
- Suspicious use of WriteProcessMemory
PID:668 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop serviceupdater3⤵PID:1176
-
C:\Windows\SysWOW64\installd.exe"C:\Windows\system32\installd.exe" nethfdrv2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:900 -
C:\Windows\SysWOW64\nethtsrv.exe"C:\Windows\system32\nethtsrv.exe" -nfdi2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1788 -
C:\Windows\SysWOW64\netupdsrv.exe"C:\Windows\system32\netupdsrv.exe" -nfdi2⤵
- Executes dropped EXE
PID:796 -
C:\Windows\SysWOW64\net.exenet start nethttpservice2⤵
- Suspicious use of WriteProcessMemory
PID:2012 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start nethttpservice3⤵PID:428
-
C:\Windows\SysWOW64\net.exenet start serviceupdater2⤵
- Suspicious use of WriteProcessMemory
PID:1172 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start serviceupdater3⤵PID:1004
-
C:\Windows\SysWOW64\nethtsrv.exeC:\Windows\SysWOW64\nethtsrv.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
PID:808
-
C:\Windows\SysWOW64\netupdsrv.exeC:\Windows\SysWOW64\netupdsrv.exe1⤵
- Executes dropped EXE
PID:1916
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
106KB
MD526fa945303acb67d5193c38fdf094987
SHA17e5b62948550303b72c11873fe24cea7a18a085e
SHA2568a4a59eb65fec34759a983420eaaa9220fb8b2c383bb1979aeba3ed8e05ca707
SHA512d61364a760f5380292f400edeb5d117af0422607c6b270424f9c07b5d23b05796936d34b69b991de61edfbaf6033de3c42d1f8949aa7082933258e36d2da4e76
-
Filesize
241KB
MD542276f6dc029bf7c45b36f2dcef26c67
SHA17dfefedd064e16b603272f66da1a71f43494bef4
SHA256922376637dc51560bce7f574c53eadc338dcba16c8b2b4ccd626261d8566ed88
SHA512ba11b8f0b867b2270e6e05d08487edd5594b1c663b20382e595c7eb83f8c361da9699aaf5d1b63b8744af2b2473fed17a379ea62feda6fb5157c35af53504350
-
Filesize
108KB
MD585bc659482203721673505f126adacb7
SHA1d744389ce2be14cf941a979fd5965080ad850da6
SHA256ccfd185315197ebd59fe5581d916ff359715332b44b1b8998fdcaa06c1cddfb9
SHA51219c6258660fa3ba4833c8373a21e23ee80081ea3de3902b2ce14708257b12396bcf1e5d427d5af1c29a0f1b1011e16678fb480d263b5b87aee78c9886d52eeb3
-
Filesize
176KB
MD59d3f1baacbe71ed0dc53e9245d033fc3
SHA120f556a4bf70dde61bf416ab3fa7a870591c7f89
SHA2561a84babc9cad2c73ad6807ca31a8644f01bfc943c1409b236e740260f19f075d
SHA512ed52743b824f6e00ac72efbd6ac1993f453fe07d085e9a3041044d396926c26f39903ef28954fb5dd958c79b087029556c506106d436190f464c99be14552926
-
Filesize
176KB
MD59d3f1baacbe71ed0dc53e9245d033fc3
SHA120f556a4bf70dde61bf416ab3fa7a870591c7f89
SHA2561a84babc9cad2c73ad6807ca31a8644f01bfc943c1409b236e740260f19f075d
SHA512ed52743b824f6e00ac72efbd6ac1993f453fe07d085e9a3041044d396926c26f39903ef28954fb5dd958c79b087029556c506106d436190f464c99be14552926
-
Filesize
158KB
MD5d526bd06252a7f5189c1dddaf1d89b5d
SHA1aea87e417ed6783d180b19ecb6983a8fd1a74d9b
SHA256f4c9f773c0ab0c73073648878057622ae872c8c6700a57471d2267523da19b31
SHA51239ccb1e46b9c5b0510485d8912300df0ad46c47aacb713eed08b16a7621359d98ed93454c5f59a92b502f1310dc9b250146f8402d3d98fd8527916cc2037d567
-
Filesize
158KB
MD5d526bd06252a7f5189c1dddaf1d89b5d
SHA1aea87e417ed6783d180b19ecb6983a8fd1a74d9b
SHA256f4c9f773c0ab0c73073648878057622ae872c8c6700a57471d2267523da19b31
SHA51239ccb1e46b9c5b0510485d8912300df0ad46c47aacb713eed08b16a7621359d98ed93454c5f59a92b502f1310dc9b250146f8402d3d98fd8527916cc2037d567
-
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
MD526fa945303acb67d5193c38fdf094987
SHA17e5b62948550303b72c11873fe24cea7a18a085e
SHA2568a4a59eb65fec34759a983420eaaa9220fb8b2c383bb1979aeba3ed8e05ca707
SHA512d61364a760f5380292f400edeb5d117af0422607c6b270424f9c07b5d23b05796936d34b69b991de61edfbaf6033de3c42d1f8949aa7082933258e36d2da4e76
-
Filesize
106KB
MD526fa945303acb67d5193c38fdf094987
SHA17e5b62948550303b72c11873fe24cea7a18a085e
SHA2568a4a59eb65fec34759a983420eaaa9220fb8b2c383bb1979aeba3ed8e05ca707
SHA512d61364a760f5380292f400edeb5d117af0422607c6b270424f9c07b5d23b05796936d34b69b991de61edfbaf6033de3c42d1f8949aa7082933258e36d2da4e76
-
Filesize
106KB
MD526fa945303acb67d5193c38fdf094987
SHA17e5b62948550303b72c11873fe24cea7a18a085e
SHA2568a4a59eb65fec34759a983420eaaa9220fb8b2c383bb1979aeba3ed8e05ca707
SHA512d61364a760f5380292f400edeb5d117af0422607c6b270424f9c07b5d23b05796936d34b69b991de61edfbaf6033de3c42d1f8949aa7082933258e36d2da4e76
-
Filesize
241KB
MD542276f6dc029bf7c45b36f2dcef26c67
SHA17dfefedd064e16b603272f66da1a71f43494bef4
SHA256922376637dc51560bce7f574c53eadc338dcba16c8b2b4ccd626261d8566ed88
SHA512ba11b8f0b867b2270e6e05d08487edd5594b1c663b20382e595c7eb83f8c361da9699aaf5d1b63b8744af2b2473fed17a379ea62feda6fb5157c35af53504350
-
Filesize
241KB
MD542276f6dc029bf7c45b36f2dcef26c67
SHA17dfefedd064e16b603272f66da1a71f43494bef4
SHA256922376637dc51560bce7f574c53eadc338dcba16c8b2b4ccd626261d8566ed88
SHA512ba11b8f0b867b2270e6e05d08487edd5594b1c663b20382e595c7eb83f8c361da9699aaf5d1b63b8744af2b2473fed17a379ea62feda6fb5157c35af53504350
-
Filesize
108KB
MD585bc659482203721673505f126adacb7
SHA1d744389ce2be14cf941a979fd5965080ad850da6
SHA256ccfd185315197ebd59fe5581d916ff359715332b44b1b8998fdcaa06c1cddfb9
SHA51219c6258660fa3ba4833c8373a21e23ee80081ea3de3902b2ce14708257b12396bcf1e5d427d5af1c29a0f1b1011e16678fb480d263b5b87aee78c9886d52eeb3
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Filesize
176KB
MD59d3f1baacbe71ed0dc53e9245d033fc3
SHA120f556a4bf70dde61bf416ab3fa7a870591c7f89
SHA2561a84babc9cad2c73ad6807ca31a8644f01bfc943c1409b236e740260f19f075d
SHA512ed52743b824f6e00ac72efbd6ac1993f453fe07d085e9a3041044d396926c26f39903ef28954fb5dd958c79b087029556c506106d436190f464c99be14552926
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Filesize
158KB
MD5d526bd06252a7f5189c1dddaf1d89b5d
SHA1aea87e417ed6783d180b19ecb6983a8fd1a74d9b
SHA256f4c9f773c0ab0c73073648878057622ae872c8c6700a57471d2267523da19b31
SHA51239ccb1e46b9c5b0510485d8912300df0ad46c47aacb713eed08b16a7621359d98ed93454c5f59a92b502f1310dc9b250146f8402d3d98fd8527916cc2037d567