Analysis
-
max time kernel
26s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 10:57
Static task
static1
Behavioral task
behavioral1
Sample
483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe
Resource
win10v2004-20220812-en
General
-
Target
483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe
-
Size
447KB
-
MD5
76516867adba9af06726c169512759eb
-
SHA1
3b21e002eb5a9ece26d0543c1c4c5714c8a450bf
-
SHA256
483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8
-
SHA512
c95a05ed281e50db8238c678472d93543c6c77c38f8d93a7315c0fdc9bf171a6f5cef49b58b510c4731b318d8d90bf591b0ab021f5f74203d4816507c7bcc933
-
SSDEEP
12288:FxokV33T7AstkuTgN2qUAaFj4r5RLW9KfXY:FxoaDzk7wq5RLCl
Malware Config
Signatures
-
Drops file in Drivers directory 1 IoCs
Processes:
483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exedescription ioc process File created C:\Windows\system32\drivers\nethfdrv.sys 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe -
Executes dropped EXE 5 IoCs
Processes:
installd.exenethtsrv.exenetupdsrv.exenethtsrv.exenetupdsrv.exepid process 896 installd.exe 1384 nethtsrv.exe 980 netupdsrv.exe 1620 nethtsrv.exe 1336 netupdsrv.exe -
Loads dropped DLL 13 IoCs
Processes:
483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exeinstalld.exenethtsrv.exenethtsrv.exepid process 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe 896 installd.exe 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe 1384 nethtsrv.exe 1384 nethtsrv.exe 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe 1620 nethtsrv.exe 1620 nethtsrv.exe 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.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:
483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exedescription ioc process File created C:\Windows\SysWOW64\netupdsrv.exe 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe File created C:\Windows\SysWOW64\hfnapi.dll 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe File created C:\Windows\SysWOW64\hfpapi.dll 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe File created C:\Windows\SysWOW64\installd.exe 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe File created C:\Windows\SysWOW64\nethtsrv.exe 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe -
Drops file in Program Files directory 3 IoCs
Processes:
483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exedescription ioc process File created C:\Program Files (x86)\Common Files\Config\data.xml 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe File created C:\Program Files (x86)\Common Files\Config\ver.xml 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe File created C:\Program Files (x86)\Common Files\config\uninstinethnfd.exe 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.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 1620 nethtsrv.exe -
Suspicious use of WriteProcessMemory 50 IoCs
Processes:
483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exenet.exenet.exenet.exenet.exedescription pid process target process PID 996 wrote to memory of 1740 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe net.exe PID 996 wrote to memory of 1740 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe net.exe PID 996 wrote to memory of 1740 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe net.exe PID 996 wrote to memory of 1740 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe net.exe PID 1740 wrote to memory of 628 1740 net.exe net1.exe PID 1740 wrote to memory of 628 1740 net.exe net1.exe PID 1740 wrote to memory of 628 1740 net.exe net1.exe PID 1740 wrote to memory of 628 1740 net.exe net1.exe PID 996 wrote to memory of 860 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe net.exe PID 996 wrote to memory of 860 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe net.exe PID 996 wrote to memory of 860 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe net.exe PID 996 wrote to memory of 860 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe net.exe PID 860 wrote to memory of 2028 860 net.exe net1.exe PID 860 wrote to memory of 2028 860 net.exe net1.exe PID 860 wrote to memory of 2028 860 net.exe net1.exe PID 860 wrote to memory of 2028 860 net.exe net1.exe PID 996 wrote to memory of 896 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe installd.exe PID 996 wrote to memory of 896 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe installd.exe PID 996 wrote to memory of 896 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe installd.exe PID 996 wrote to memory of 896 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe installd.exe PID 996 wrote to memory of 896 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe installd.exe PID 996 wrote to memory of 896 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe installd.exe PID 996 wrote to memory of 896 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe installd.exe PID 996 wrote to memory of 1384 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe nethtsrv.exe PID 996 wrote to memory of 1384 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe nethtsrv.exe PID 996 wrote to memory of 1384 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe nethtsrv.exe PID 996 wrote to memory of 1384 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe nethtsrv.exe PID 996 wrote to memory of 980 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe netupdsrv.exe PID 996 wrote to memory of 980 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe netupdsrv.exe PID 996 wrote to memory of 980 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe netupdsrv.exe PID 996 wrote to memory of 980 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe netupdsrv.exe PID 996 wrote to memory of 980 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe netupdsrv.exe PID 996 wrote to memory of 980 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe netupdsrv.exe PID 996 wrote to memory of 980 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe netupdsrv.exe PID 996 wrote to memory of 2008 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe net.exe PID 996 wrote to memory of 2008 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe net.exe PID 996 wrote to memory of 2008 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe net.exe PID 996 wrote to memory of 2008 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe net.exe PID 2008 wrote to memory of 1160 2008 net.exe net1.exe PID 2008 wrote to memory of 1160 2008 net.exe net1.exe PID 2008 wrote to memory of 1160 2008 net.exe net1.exe PID 2008 wrote to memory of 1160 2008 net.exe net1.exe PID 996 wrote to memory of 1632 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe net.exe PID 996 wrote to memory of 1632 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe net.exe PID 996 wrote to memory of 1632 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe net.exe PID 996 wrote to memory of 1632 996 483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe net.exe PID 1632 wrote to memory of 1680 1632 net.exe net1.exe PID 1632 wrote to memory of 1680 1632 net.exe net1.exe PID 1632 wrote to memory of 1680 1632 net.exe net1.exe PID 1632 wrote to memory of 1680 1632 net.exe net1.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.exe"C:\Users\Admin\AppData\Local\Temp\483884e9e0302305078fd649be81d3a28d1050a4ebfd7d356080456b65c02ba8.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:996 -
C:\Windows\SysWOW64\net.exenet stop nethttpservice2⤵
- Suspicious use of WriteProcessMemory
PID:1740 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop nethttpservice3⤵PID:628
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C:\Windows\SysWOW64\net.exenet stop serviceupdater2⤵
- Suspicious use of WriteProcessMemory
PID:860 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop serviceupdater3⤵PID:2028
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C:\Windows\SysWOW64\installd.exe"C:\Windows\system32\installd.exe" nethfdrv2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:896 -
C:\Windows\SysWOW64\nethtsrv.exe"C:\Windows\system32\nethtsrv.exe" -nfdi2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1384 -
C:\Windows\SysWOW64\netupdsrv.exe"C:\Windows\system32\netupdsrv.exe" -nfdi2⤵
- Executes dropped EXE
PID:980 -
C:\Windows\SysWOW64\net.exenet start nethttpservice2⤵
- Suspicious use of WriteProcessMemory
PID:2008 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start nethttpservice3⤵PID:1160
-
C:\Windows\SysWOW64\net.exenet start serviceupdater2⤵
- Suspicious use of WriteProcessMemory
PID:1632 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start serviceupdater3⤵PID:1680
-
C:\Windows\SysWOW64\nethtsrv.exeC:\Windows\SysWOW64\nethtsrv.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
PID:1620
-
C:\Windows\SysWOW64\netupdsrv.exeC:\Windows\SysWOW64\netupdsrv.exe1⤵
- Executes dropped EXE
PID:1336
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
106KB
MD50b62623431aca8571f2f7290a409347d
SHA150088996777faa62c93e16cc279a6f42517bc22f
SHA256260d2ced6c29ceb7418dd56d1e4e8bcac9acb673016f92bba697657d040ab9fe
SHA5124946b6dfd8ef8469e2f770e534d9bafd2c053ce8b4159f8b580506d6faa52345c586112074ad40d69834d6bdc10a8f61bec2e27325f378563d1671e3af9072d0
-
Filesize
244KB
MD564e96465bffa879afb344c6000d75266
SHA1b4931cdfeed78c2e35d954bdab1bba7112a6a4c8
SHA256ac29ea69b5f48f3b50c5daff277e2aa6d7beee5077347d1fd1f825a098ffc9e9
SHA51298a01508c4c2df4777ec2f7d58607a26bde2d00b34b5ad8fcee544bdede78277748c778b87bcc53325b4ec7288b3958d42455712251d0ae76d510d499ff89ae8
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Filesize
108KB
MD5859e57f27302b30f4ad04b9bff5283ae
SHA1418c39abc0dbc9963fe2d1f9f5e267fc00f98589
SHA256579dd30667aace49b825dc22da4d5f54ef4e521873357cc22be3a642407412e8
SHA5120d59972880a8329d7be519492364a8a05ccc322b88ce9c1f40daa853679d0e45f54795a2caa51c3ca8c6cedfe846a09d1885b6a0639b9263236143bb2fcb9533
-
Filesize
176KB
MD50cd60042855ce720deeac96a1dbda06d
SHA1c0b36a48e724715e7bd1a717e1a57fef40db2b61
SHA2568c6f119f213540cfb02aa2090f2d02711b8a7af3459e333dc74015ec722abd85
SHA512d18e655b95bd84b4ccf2958f698538878eabfbb5530e486d4e2bc55097644d49de81e2f743a402bb6e7d19336468f277bdc6c94573d7bb6b28196ef64b8caeb2
-
Filesize
176KB
MD50cd60042855ce720deeac96a1dbda06d
SHA1c0b36a48e724715e7bd1a717e1a57fef40db2b61
SHA2568c6f119f213540cfb02aa2090f2d02711b8a7af3459e333dc74015ec722abd85
SHA512d18e655b95bd84b4ccf2958f698538878eabfbb5530e486d4e2bc55097644d49de81e2f743a402bb6e7d19336468f277bdc6c94573d7bb6b28196ef64b8caeb2
-
Filesize
158KB
MD5fe4941d327ff8660ca427e0eff5d6c71
SHA1440f7b5f1da07eed47895ee56f112d730b96d653
SHA256dc8faf92bce6e5e9d8b95a46c3e658c2d4c24d4cf6667dcb95e5c2140726018f
SHA5123e069bcb5812ec3638f0e3201804675e462fc8286e6acbd06898030409aa6c8f568f8753410cae67d620f8b820faea035a3d13068931d3f45d3987aec6be4b90
-
Filesize
158KB
MD5fe4941d327ff8660ca427e0eff5d6c71
SHA1440f7b5f1da07eed47895ee56f112d730b96d653
SHA256dc8faf92bce6e5e9d8b95a46c3e658c2d4c24d4cf6667dcb95e5c2140726018f
SHA5123e069bcb5812ec3638f0e3201804675e462fc8286e6acbd06898030409aa6c8f568f8753410cae67d620f8b820faea035a3d13068931d3f45d3987aec6be4b90
-
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
MD50b62623431aca8571f2f7290a409347d
SHA150088996777faa62c93e16cc279a6f42517bc22f
SHA256260d2ced6c29ceb7418dd56d1e4e8bcac9acb673016f92bba697657d040ab9fe
SHA5124946b6dfd8ef8469e2f770e534d9bafd2c053ce8b4159f8b580506d6faa52345c586112074ad40d69834d6bdc10a8f61bec2e27325f378563d1671e3af9072d0
-
Filesize
106KB
MD50b62623431aca8571f2f7290a409347d
SHA150088996777faa62c93e16cc279a6f42517bc22f
SHA256260d2ced6c29ceb7418dd56d1e4e8bcac9acb673016f92bba697657d040ab9fe
SHA5124946b6dfd8ef8469e2f770e534d9bafd2c053ce8b4159f8b580506d6faa52345c586112074ad40d69834d6bdc10a8f61bec2e27325f378563d1671e3af9072d0
-
Filesize
106KB
MD50b62623431aca8571f2f7290a409347d
SHA150088996777faa62c93e16cc279a6f42517bc22f
SHA256260d2ced6c29ceb7418dd56d1e4e8bcac9acb673016f92bba697657d040ab9fe
SHA5124946b6dfd8ef8469e2f770e534d9bafd2c053ce8b4159f8b580506d6faa52345c586112074ad40d69834d6bdc10a8f61bec2e27325f378563d1671e3af9072d0
-
Filesize
244KB
MD564e96465bffa879afb344c6000d75266
SHA1b4931cdfeed78c2e35d954bdab1bba7112a6a4c8
SHA256ac29ea69b5f48f3b50c5daff277e2aa6d7beee5077347d1fd1f825a098ffc9e9
SHA51298a01508c4c2df4777ec2f7d58607a26bde2d00b34b5ad8fcee544bdede78277748c778b87bcc53325b4ec7288b3958d42455712251d0ae76d510d499ff89ae8
-
Filesize
244KB
MD564e96465bffa879afb344c6000d75266
SHA1b4931cdfeed78c2e35d954bdab1bba7112a6a4c8
SHA256ac29ea69b5f48f3b50c5daff277e2aa6d7beee5077347d1fd1f825a098ffc9e9
SHA51298a01508c4c2df4777ec2f7d58607a26bde2d00b34b5ad8fcee544bdede78277748c778b87bcc53325b4ec7288b3958d42455712251d0ae76d510d499ff89ae8
-
Filesize
108KB
MD5859e57f27302b30f4ad04b9bff5283ae
SHA1418c39abc0dbc9963fe2d1f9f5e267fc00f98589
SHA256579dd30667aace49b825dc22da4d5f54ef4e521873357cc22be3a642407412e8
SHA5120d59972880a8329d7be519492364a8a05ccc322b88ce9c1f40daa853679d0e45f54795a2caa51c3ca8c6cedfe846a09d1885b6a0639b9263236143bb2fcb9533
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Filesize
176KB
MD50cd60042855ce720deeac96a1dbda06d
SHA1c0b36a48e724715e7bd1a717e1a57fef40db2b61
SHA2568c6f119f213540cfb02aa2090f2d02711b8a7af3459e333dc74015ec722abd85
SHA512d18e655b95bd84b4ccf2958f698538878eabfbb5530e486d4e2bc55097644d49de81e2f743a402bb6e7d19336468f277bdc6c94573d7bb6b28196ef64b8caeb2
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Filesize
158KB
MD5fe4941d327ff8660ca427e0eff5d6c71
SHA1440f7b5f1da07eed47895ee56f112d730b96d653
SHA256dc8faf92bce6e5e9d8b95a46c3e658c2d4c24d4cf6667dcb95e5c2140726018f
SHA5123e069bcb5812ec3638f0e3201804675e462fc8286e6acbd06898030409aa6c8f568f8753410cae67d620f8b820faea035a3d13068931d3f45d3987aec6be4b90