Analysis
-
max time kernel
47s -
max time network
34s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 10:33
Static task
static1
Behavioral task
behavioral1
Sample
14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe
Resource
win10v2004-20221111-en
General
-
Target
14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe
-
Size
602KB
-
MD5
088c035348f8cd94fde6b7c0ea1e27b2
-
SHA1
c78fcfb59bbc0a2408e2a18807141b2a72bcdbf3
-
SHA256
14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845
-
SHA512
2476409075b39fe5f2e01fdc395bcfc0159072313e6a00c06ea1bd317c730a2ab92105e18e80a302bd0d16c312d654543af7b489e8254cfda69dac8410a3d2fb
-
SSDEEP
12288:7Iny5DYTSINLNvAQ3Y5R/NAnbYehOFAy7pyiOGQJ4fv8R4g2vsYwks:DUTSShvXY/NybPcXlJQ4fB1Dw
Malware Config
Signatures
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Drops file in Drivers directory 1 IoCs
Processes:
14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exedescription ioc process File created C:\Windows\system32\drivers\nethfdrv.sys 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe -
Executes dropped EXE 5 IoCs
Processes:
installd.exenethtsrv.exenetupdsrv.exenethtsrv.exenetupdsrv.exepid process 608 installd.exe 932 nethtsrv.exe 1664 netupdsrv.exe 636 nethtsrv.exe 840 netupdsrv.exe -
Loads dropped DLL 13 IoCs
Processes:
14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exeinstalld.exenethtsrv.exenethtsrv.exepid process 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe 608 installd.exe 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe 932 nethtsrv.exe 932 nethtsrv.exe 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe 636 nethtsrv.exe 636 nethtsrv.exe 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.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:
14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exedescription ioc process File created C:\Windows\SysWOW64\hfpapi.dll 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe File created C:\Windows\SysWOW64\installd.exe 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe File created C:\Windows\SysWOW64\nethtsrv.exe 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe File created C:\Windows\SysWOW64\netupdsrv.exe 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe File created C:\Windows\SysWOW64\hfnapi.dll 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe -
Drops file in Program Files directory 3 IoCs
Processes:
14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exedescription ioc process File created C:\Program Files (x86)\Common Files\Config\data.xml 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe File created C:\Program Files (x86)\Common Files\Config\ver.xml 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe File created C:\Program Files (x86)\Common Files\config\uninstinethnfd.exe 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.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 636 nethtsrv.exe -
Suspicious use of WriteProcessMemory 50 IoCs
Processes:
14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exenet.exenet.exenet.exenet.exedescription pid process target process PID 772 wrote to memory of 1816 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe net.exe PID 772 wrote to memory of 1816 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe net.exe PID 772 wrote to memory of 1816 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe net.exe PID 772 wrote to memory of 1816 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe net.exe PID 1816 wrote to memory of 1076 1816 net.exe net1.exe PID 1816 wrote to memory of 1076 1816 net.exe net1.exe PID 1816 wrote to memory of 1076 1816 net.exe net1.exe PID 1816 wrote to memory of 1076 1816 net.exe net1.exe PID 772 wrote to memory of 1748 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe net.exe PID 772 wrote to memory of 1748 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe net.exe PID 772 wrote to memory of 1748 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe net.exe PID 772 wrote to memory of 1748 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe net.exe PID 1748 wrote to memory of 1104 1748 net.exe net1.exe PID 1748 wrote to memory of 1104 1748 net.exe net1.exe PID 1748 wrote to memory of 1104 1748 net.exe net1.exe PID 1748 wrote to memory of 1104 1748 net.exe net1.exe PID 772 wrote to memory of 608 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe installd.exe PID 772 wrote to memory of 608 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe installd.exe PID 772 wrote to memory of 608 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe installd.exe PID 772 wrote to memory of 608 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe installd.exe PID 772 wrote to memory of 608 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe installd.exe PID 772 wrote to memory of 608 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe installd.exe PID 772 wrote to memory of 608 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe installd.exe PID 772 wrote to memory of 932 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe nethtsrv.exe PID 772 wrote to memory of 932 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe nethtsrv.exe PID 772 wrote to memory of 932 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe nethtsrv.exe PID 772 wrote to memory of 932 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe nethtsrv.exe PID 772 wrote to memory of 1664 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe netupdsrv.exe PID 772 wrote to memory of 1664 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe netupdsrv.exe PID 772 wrote to memory of 1664 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe netupdsrv.exe PID 772 wrote to memory of 1664 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe netupdsrv.exe PID 772 wrote to memory of 1664 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe netupdsrv.exe PID 772 wrote to memory of 1664 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe netupdsrv.exe PID 772 wrote to memory of 1664 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe netupdsrv.exe PID 772 wrote to memory of 368 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe net.exe PID 772 wrote to memory of 368 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe net.exe PID 772 wrote to memory of 368 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe net.exe PID 772 wrote to memory of 368 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe net.exe PID 368 wrote to memory of 1756 368 net.exe net1.exe PID 368 wrote to memory of 1756 368 net.exe net1.exe PID 368 wrote to memory of 1756 368 net.exe net1.exe PID 368 wrote to memory of 1756 368 net.exe net1.exe PID 772 wrote to memory of 1564 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe net.exe PID 772 wrote to memory of 1564 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe net.exe PID 772 wrote to memory of 1564 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe net.exe PID 772 wrote to memory of 1564 772 14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe net.exe PID 1564 wrote to memory of 1496 1564 net.exe net1.exe PID 1564 wrote to memory of 1496 1564 net.exe net1.exe PID 1564 wrote to memory of 1496 1564 net.exe net1.exe PID 1564 wrote to memory of 1496 1564 net.exe net1.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.exe"C:\Users\Admin\AppData\Local\Temp\14038c6094576dcfab9e544c07a72d148a03e3888887f8ded9b8318663440845.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:772 -
C:\Windows\SysWOW64\net.exenet stop nethttpservice2⤵
- Suspicious use of WriteProcessMemory
PID:1816 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop nethttpservice3⤵PID:1076
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C:\Windows\SysWOW64\net.exenet stop serviceupdater2⤵
- Suspicious use of WriteProcessMemory
PID:1748 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop serviceupdater3⤵PID:1104
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C:\Windows\SysWOW64\installd.exe"C:\Windows\system32\installd.exe" nethfdrv2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:608 -
C:\Windows\SysWOW64\nethtsrv.exe"C:\Windows\system32\nethtsrv.exe" -nfdi2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:932 -
C:\Windows\SysWOW64\netupdsrv.exe"C:\Windows\system32\netupdsrv.exe" -nfdi2⤵
- Executes dropped EXE
PID:1664 -
C:\Windows\SysWOW64\net.exenet start nethttpservice2⤵
- Suspicious use of WriteProcessMemory
PID:368 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start nethttpservice3⤵PID:1756
-
C:\Windows\SysWOW64\net.exenet start serviceupdater2⤵
- Suspicious use of WriteProcessMemory
PID:1564 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start serviceupdater3⤵PID:1496
-
C:\Windows\SysWOW64\nethtsrv.exeC:\Windows\SysWOW64\nethtsrv.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
PID:636
-
C:\Windows\SysWOW64\netupdsrv.exeC:\Windows\SysWOW64\netupdsrv.exe1⤵
- Executes dropped EXE
PID:840
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
106KB
MD5e61b4c6691ae677a375e6589548b12bf
SHA17b93b1026fc7684a553f8f3af957ac389dfe2be4
SHA256a3eb89d769d3793c6e08cc400b6daeea5ed64b4fe6a6765136d54b31574f5dc5
SHA51277f6c874c1b9cdd751f5076db7a6a1bc5f816a5ad7cf374fb569a8b9d3c1a6a06ce74d5bc89a5cea31eeaf460146b08385d9f76f0eb5b991977015086491f997
-
Filesize
241KB
MD5ce9720f93c595b9a1b06cd6ebcb99ed3
SHA105deabed1db10c9139db08eef88c54056ae6c92d
SHA25607467ee09eed6da8c4cda1ae839e02fb1415af6ffd5d23f1c12fd2ab63c56ce2
SHA512b10679e315d84f716f8fdf12f85019bd13ca5b9572e91a32fd2176803dc5db8d7e00f80bbcd370c7315925a7ab7019d451c818b68d2acf90cc877db37d65caf0
-
Filesize
108KB
MD5fe45631fd311606576c1f2bd987260e0
SHA136aa324d58c3c52f3090f9551430c46a2ceb1adb
SHA256f9a370610a756efc8bc78f18a0e2bdaece641f504df8205b96cdb5396bc648b4
SHA5121ce2c39b8cf3b76533ca96d91ff1abda5e92130a445643e42665a2f90aa22818bbe757930527096362cbfd2ea2186ae5c96873f4ef98e0185bd36f57a0cd2892
-
Filesize
176KB
MD5431376ee649b05e89d7806dcc298ff74
SHA19a1d8b6ec6d76d31d147c8f9a7505d61dd1621c9
SHA256664542dbc73695e088bc5f5a299d8817176b2511cb55247b3f088a415f9103ba
SHA512411e8b65ad08bc2bd915d2c955cb08bca0a15ee27c9b54ddd066085d975b7eda9c43d754e7ffd41e0b2ef4e70d3bb9c52cbdf5219245556aaa8a26268542afd4
-
Filesize
176KB
MD5431376ee649b05e89d7806dcc298ff74
SHA19a1d8b6ec6d76d31d147c8f9a7505d61dd1621c9
SHA256664542dbc73695e088bc5f5a299d8817176b2511cb55247b3f088a415f9103ba
SHA512411e8b65ad08bc2bd915d2c955cb08bca0a15ee27c9b54ddd066085d975b7eda9c43d754e7ffd41e0b2ef4e70d3bb9c52cbdf5219245556aaa8a26268542afd4
-
Filesize
158KB
MD58da61106bdcf8cd0fea3ab9f95029e58
SHA19e07b73087882d4a54145b23428eb86b3fc97400
SHA256b144907414c7e50ceb7b055c6d1e3d14d8f6019d658be37c73a30972fc7671c6
SHA512a77ea670083443a1ff40779f250037d9eb4e9632c8353439362c9a4bb9078e6d8723ddeceb95390bca1a73520b1a5cfb1d0097ce83c5d500bb5a1323e18d7a12
-
Filesize
158KB
MD58da61106bdcf8cd0fea3ab9f95029e58
SHA19e07b73087882d4a54145b23428eb86b3fc97400
SHA256b144907414c7e50ceb7b055c6d1e3d14d8f6019d658be37c73a30972fc7671c6
SHA512a77ea670083443a1ff40779f250037d9eb4e9632c8353439362c9a4bb9078e6d8723ddeceb95390bca1a73520b1a5cfb1d0097ce83c5d500bb5a1323e18d7a12
-
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
MD5e61b4c6691ae677a375e6589548b12bf
SHA17b93b1026fc7684a553f8f3af957ac389dfe2be4
SHA256a3eb89d769d3793c6e08cc400b6daeea5ed64b4fe6a6765136d54b31574f5dc5
SHA51277f6c874c1b9cdd751f5076db7a6a1bc5f816a5ad7cf374fb569a8b9d3c1a6a06ce74d5bc89a5cea31eeaf460146b08385d9f76f0eb5b991977015086491f997
-
Filesize
106KB
MD5e61b4c6691ae677a375e6589548b12bf
SHA17b93b1026fc7684a553f8f3af957ac389dfe2be4
SHA256a3eb89d769d3793c6e08cc400b6daeea5ed64b4fe6a6765136d54b31574f5dc5
SHA51277f6c874c1b9cdd751f5076db7a6a1bc5f816a5ad7cf374fb569a8b9d3c1a6a06ce74d5bc89a5cea31eeaf460146b08385d9f76f0eb5b991977015086491f997
-
Filesize
106KB
MD5e61b4c6691ae677a375e6589548b12bf
SHA17b93b1026fc7684a553f8f3af957ac389dfe2be4
SHA256a3eb89d769d3793c6e08cc400b6daeea5ed64b4fe6a6765136d54b31574f5dc5
SHA51277f6c874c1b9cdd751f5076db7a6a1bc5f816a5ad7cf374fb569a8b9d3c1a6a06ce74d5bc89a5cea31eeaf460146b08385d9f76f0eb5b991977015086491f997
-
Filesize
241KB
MD5ce9720f93c595b9a1b06cd6ebcb99ed3
SHA105deabed1db10c9139db08eef88c54056ae6c92d
SHA25607467ee09eed6da8c4cda1ae839e02fb1415af6ffd5d23f1c12fd2ab63c56ce2
SHA512b10679e315d84f716f8fdf12f85019bd13ca5b9572e91a32fd2176803dc5db8d7e00f80bbcd370c7315925a7ab7019d451c818b68d2acf90cc877db37d65caf0
-
Filesize
241KB
MD5ce9720f93c595b9a1b06cd6ebcb99ed3
SHA105deabed1db10c9139db08eef88c54056ae6c92d
SHA25607467ee09eed6da8c4cda1ae839e02fb1415af6ffd5d23f1c12fd2ab63c56ce2
SHA512b10679e315d84f716f8fdf12f85019bd13ca5b9572e91a32fd2176803dc5db8d7e00f80bbcd370c7315925a7ab7019d451c818b68d2acf90cc877db37d65caf0
-
Filesize
108KB
MD5fe45631fd311606576c1f2bd987260e0
SHA136aa324d58c3c52f3090f9551430c46a2ceb1adb
SHA256f9a370610a756efc8bc78f18a0e2bdaece641f504df8205b96cdb5396bc648b4
SHA5121ce2c39b8cf3b76533ca96d91ff1abda5e92130a445643e42665a2f90aa22818bbe757930527096362cbfd2ea2186ae5c96873f4ef98e0185bd36f57a0cd2892
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Filesize
176KB
MD5431376ee649b05e89d7806dcc298ff74
SHA19a1d8b6ec6d76d31d147c8f9a7505d61dd1621c9
SHA256664542dbc73695e088bc5f5a299d8817176b2511cb55247b3f088a415f9103ba
SHA512411e8b65ad08bc2bd915d2c955cb08bca0a15ee27c9b54ddd066085d975b7eda9c43d754e7ffd41e0b2ef4e70d3bb9c52cbdf5219245556aaa8a26268542afd4
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Filesize
158KB
MD58da61106bdcf8cd0fea3ab9f95029e58
SHA19e07b73087882d4a54145b23428eb86b3fc97400
SHA256b144907414c7e50ceb7b055c6d1e3d14d8f6019d658be37c73a30972fc7671c6
SHA512a77ea670083443a1ff40779f250037d9eb4e9632c8353439362c9a4bb9078e6d8723ddeceb95390bca1a73520b1a5cfb1d0097ce83c5d500bb5a1323e18d7a12