Analysis
-
max time kernel
27s -
max time network
49s -
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
0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe
Resource
win10v2004-20221111-en
General
-
Target
0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe
-
Size
602KB
-
MD5
1da34bb58a6986329b77e5e104767521
-
SHA1
a72beecd6f338401f713a6f9e4eedca16237aba5
-
SHA256
0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755
-
SHA512
734e9490362530c75d45168615fe1686ecc4352a042fec4eff4a6e288938643e846392f867f28d69c9b34aa7cc4a490a62bd95853e1c14bd0aab2bfc3be8146b
-
SSDEEP
12288:LIny5DYTIDOr+3UfWZanTVUuFZt2yjxk4+ctNLIXO:zUTIDRZZaTau3tNfLz
Malware Config
Signatures
-
Drops file in Drivers directory 1 IoCs
Processes:
0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exedescription ioc process File created C:\Windows\system32\drivers\nethfdrv.sys 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe -
Executes dropped EXE 5 IoCs
Processes:
installd.exenethtsrv.exenetupdsrv.exenethtsrv.exenetupdsrv.exepid process 872 installd.exe 1320 nethtsrv.exe 1000 netupdsrv.exe 1996 nethtsrv.exe 1748 netupdsrv.exe -
Loads dropped DLL 13 IoCs
Processes:
0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exeinstalld.exenethtsrv.exenethtsrv.exepid process 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe 872 installd.exe 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe 1320 nethtsrv.exe 1320 nethtsrv.exe 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe 1996 nethtsrv.exe 1996 nethtsrv.exe 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.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:
0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exedescription ioc process File created C:\Windows\SysWOW64\nethtsrv.exe 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe File created C:\Windows\SysWOW64\netupdsrv.exe 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe File created C:\Windows\SysWOW64\hfnapi.dll 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe File created C:\Windows\SysWOW64\hfpapi.dll 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe File created C:\Windows\SysWOW64\installd.exe 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe -
Drops file in Program Files directory 3 IoCs
Processes:
0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exedescription ioc process File created C:\Program Files (x86)\Common Files\Config\data.xml 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe File created C:\Program Files (x86)\Common Files\Config\ver.xml 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe File created C:\Program Files (x86)\Common Files\config\uninstinethnfd.exe 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.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 1996 nethtsrv.exe -
Suspicious use of WriteProcessMemory 50 IoCs
Processes:
0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exenet.exenet.exenet.exenet.exedescription pid process target process PID 1628 wrote to memory of 1536 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe net.exe PID 1628 wrote to memory of 1536 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe net.exe PID 1628 wrote to memory of 1536 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe net.exe PID 1628 wrote to memory of 1536 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe net.exe PID 1536 wrote to memory of 1792 1536 net.exe net1.exe PID 1536 wrote to memory of 1792 1536 net.exe net1.exe PID 1536 wrote to memory of 1792 1536 net.exe net1.exe PID 1536 wrote to memory of 1792 1536 net.exe net1.exe PID 1628 wrote to memory of 1360 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe net.exe PID 1628 wrote to memory of 1360 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe net.exe PID 1628 wrote to memory of 1360 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe net.exe PID 1628 wrote to memory of 1360 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe net.exe PID 1360 wrote to memory of 1720 1360 net.exe net1.exe PID 1360 wrote to memory of 1720 1360 net.exe net1.exe PID 1360 wrote to memory of 1720 1360 net.exe net1.exe PID 1360 wrote to memory of 1720 1360 net.exe net1.exe PID 1628 wrote to memory of 872 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe installd.exe PID 1628 wrote to memory of 872 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe installd.exe PID 1628 wrote to memory of 872 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe installd.exe PID 1628 wrote to memory of 872 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe installd.exe PID 1628 wrote to memory of 872 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe installd.exe PID 1628 wrote to memory of 872 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe installd.exe PID 1628 wrote to memory of 872 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe installd.exe PID 1628 wrote to memory of 1320 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe nethtsrv.exe PID 1628 wrote to memory of 1320 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe nethtsrv.exe PID 1628 wrote to memory of 1320 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe nethtsrv.exe PID 1628 wrote to memory of 1320 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe nethtsrv.exe PID 1628 wrote to memory of 1000 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe netupdsrv.exe PID 1628 wrote to memory of 1000 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe netupdsrv.exe PID 1628 wrote to memory of 1000 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe netupdsrv.exe PID 1628 wrote to memory of 1000 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe netupdsrv.exe PID 1628 wrote to memory of 1000 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe netupdsrv.exe PID 1628 wrote to memory of 1000 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe netupdsrv.exe PID 1628 wrote to memory of 1000 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe netupdsrv.exe PID 1628 wrote to memory of 584 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe net.exe PID 1628 wrote to memory of 584 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe net.exe PID 1628 wrote to memory of 584 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe net.exe PID 1628 wrote to memory of 584 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe net.exe PID 584 wrote to memory of 532 584 net.exe net1.exe PID 584 wrote to memory of 532 584 net.exe net1.exe PID 584 wrote to memory of 532 584 net.exe net1.exe PID 584 wrote to memory of 532 584 net.exe net1.exe PID 1628 wrote to memory of 1556 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe net.exe PID 1628 wrote to memory of 1556 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe net.exe PID 1628 wrote to memory of 1556 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe net.exe PID 1628 wrote to memory of 1556 1628 0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe net.exe PID 1556 wrote to memory of 316 1556 net.exe net1.exe PID 1556 wrote to memory of 316 1556 net.exe net1.exe PID 1556 wrote to memory of 316 1556 net.exe net1.exe PID 1556 wrote to memory of 316 1556 net.exe net1.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.exe"C:\Users\Admin\AppData\Local\Temp\0a7c727d2175d6c778ed8f589935b39a67150f3007acb218eab4b56a07691755.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:1628 -
C:\Windows\SysWOW64\net.exenet stop nethttpservice2⤵
- Suspicious use of WriteProcessMemory
PID:1536 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop nethttpservice3⤵PID:1792
-
C:\Windows\SysWOW64\net.exenet stop serviceupdater2⤵
- Suspicious use of WriteProcessMemory
PID:1360 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop serviceupdater3⤵PID:1720
-
C:\Windows\SysWOW64\installd.exe"C:\Windows\system32\installd.exe" nethfdrv2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:872 -
C:\Windows\SysWOW64\nethtsrv.exe"C:\Windows\system32\nethtsrv.exe" -nfdi2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1320 -
C:\Windows\SysWOW64\netupdsrv.exe"C:\Windows\system32\netupdsrv.exe" -nfdi2⤵
- Executes dropped EXE
PID:1000 -
C:\Windows\SysWOW64\net.exenet start nethttpservice2⤵
- Suspicious use of WriteProcessMemory
PID:584 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start nethttpservice3⤵PID:532
-
C:\Windows\SysWOW64\net.exenet start serviceupdater2⤵
- Suspicious use of WriteProcessMemory
PID:1556 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start serviceupdater3⤵PID:316
-
C:\Windows\SysWOW64\nethtsrv.exeC:\Windows\SysWOW64\nethtsrv.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
PID:1996
-
C:\Windows\SysWOW64\netupdsrv.exeC:\Windows\SysWOW64\netupdsrv.exe1⤵
- Executes dropped EXE
PID:1748
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
-
Filesize
106KB
MD5fc805fcd45ea4cbae1515c6b607a5d70
SHA108b0b10fe0d744bda114c5540544429b2b8d2259
SHA256c912373feda08f661d72218521f8c6c96b78a42b2a119eef7812612ef113ecb3
SHA512671943bdd180cfd9c3858695d91f63733568dc033c5f52d729d46584cf6ceb7f46869d848c7a612079de4c3163ea99cfb390050d6483772111d85091dd751152
-
Filesize
241KB
MD5809e1034f40a5782540830327083b344
SHA1775042d61e870e1318bbb9536ef91e5e8b924045
SHA256793b8443ec353365d799b51dba5114acd2d87fd142b197a0aa7b4586bca1955f
SHA5127c27c58f97e562bd627db7120b1eb57a23e3d0fe43b7b789e04ed79c69f76c7e7e8321f28bb3a2cfffcf931dc166b8ccaab59b88386908b88c5094deb2cc16a7
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Filesize
108KB
MD52be7b9f6bbf651f06054e41bf44d801b
SHA13592c66dfa97a6e81fb2557e90bc5ae61fe42356
SHA25699ac31f79848d5627720056f1a3f62862d00bb76d893f99f2ff260dd3b61726d
SHA51283b361900e641b89f8504f3964f837cc41132b22b1fb1671cc9e4c7125ae7642098cb6b358e35dc03a784d111e9160915615cab97f0fa7e68c2582e36451cbb0
-
Filesize
176KB
MD55efe3846212047685746d200c8ec9a69
SHA1ae3abbe7fe4781e1c6c53bd61115a9dfb7e61cf8
SHA256ec5ffe3184bba0bad3ac1484e411ce66a26ef7921e60cdf311874ecd7582b07b
SHA51292614c2798cf0a0f5432886f9c2a9a5b4bd89464ca6854b4f58d32b345b2dce0266d8d275c4e491183f8e426254efa7d2bc2eeb36dd50430a1a3df9ef7c45371
-
Filesize
176KB
MD55efe3846212047685746d200c8ec9a69
SHA1ae3abbe7fe4781e1c6c53bd61115a9dfb7e61cf8
SHA256ec5ffe3184bba0bad3ac1484e411ce66a26ef7921e60cdf311874ecd7582b07b
SHA51292614c2798cf0a0f5432886f9c2a9a5b4bd89464ca6854b4f58d32b345b2dce0266d8d275c4e491183f8e426254efa7d2bc2eeb36dd50430a1a3df9ef7c45371
-
Filesize
158KB
MD5358b48062532794ec5c3de8d86790104
SHA189463607a66b7f33d5d3e0a1624b7ae0c1797115
SHA256fbbd4a3e9d01b1e58c8c2df83acd42143dd53b017c0c0fee3940951b57966836
SHA51213240679b837e5fb2c168f4a1f387893dc52f6dd735bda5d8abea63739f8063433e67a0bd8a4572fb19ee57df5f6e96cfd72dd15bb83822cf0974485791831c2
-
Filesize
158KB
MD5358b48062532794ec5c3de8d86790104
SHA189463607a66b7f33d5d3e0a1624b7ae0c1797115
SHA256fbbd4a3e9d01b1e58c8c2df83acd42143dd53b017c0c0fee3940951b57966836
SHA51213240679b837e5fb2c168f4a1f387893dc52f6dd735bda5d8abea63739f8063433e67a0bd8a4572fb19ee57df5f6e96cfd72dd15bb83822cf0974485791831c2
-
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
MD5fc805fcd45ea4cbae1515c6b607a5d70
SHA108b0b10fe0d744bda114c5540544429b2b8d2259
SHA256c912373feda08f661d72218521f8c6c96b78a42b2a119eef7812612ef113ecb3
SHA512671943bdd180cfd9c3858695d91f63733568dc033c5f52d729d46584cf6ceb7f46869d848c7a612079de4c3163ea99cfb390050d6483772111d85091dd751152
-
Filesize
106KB
MD5fc805fcd45ea4cbae1515c6b607a5d70
SHA108b0b10fe0d744bda114c5540544429b2b8d2259
SHA256c912373feda08f661d72218521f8c6c96b78a42b2a119eef7812612ef113ecb3
SHA512671943bdd180cfd9c3858695d91f63733568dc033c5f52d729d46584cf6ceb7f46869d848c7a612079de4c3163ea99cfb390050d6483772111d85091dd751152
-
Filesize
106KB
MD5fc805fcd45ea4cbae1515c6b607a5d70
SHA108b0b10fe0d744bda114c5540544429b2b8d2259
SHA256c912373feda08f661d72218521f8c6c96b78a42b2a119eef7812612ef113ecb3
SHA512671943bdd180cfd9c3858695d91f63733568dc033c5f52d729d46584cf6ceb7f46869d848c7a612079de4c3163ea99cfb390050d6483772111d85091dd751152
-
Filesize
241KB
MD5809e1034f40a5782540830327083b344
SHA1775042d61e870e1318bbb9536ef91e5e8b924045
SHA256793b8443ec353365d799b51dba5114acd2d87fd142b197a0aa7b4586bca1955f
SHA5127c27c58f97e562bd627db7120b1eb57a23e3d0fe43b7b789e04ed79c69f76c7e7e8321f28bb3a2cfffcf931dc166b8ccaab59b88386908b88c5094deb2cc16a7
-
Filesize
241KB
MD5809e1034f40a5782540830327083b344
SHA1775042d61e870e1318bbb9536ef91e5e8b924045
SHA256793b8443ec353365d799b51dba5114acd2d87fd142b197a0aa7b4586bca1955f
SHA5127c27c58f97e562bd627db7120b1eb57a23e3d0fe43b7b789e04ed79c69f76c7e7e8321f28bb3a2cfffcf931dc166b8ccaab59b88386908b88c5094deb2cc16a7
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Filesize
108KB
MD52be7b9f6bbf651f06054e41bf44d801b
SHA13592c66dfa97a6e81fb2557e90bc5ae61fe42356
SHA25699ac31f79848d5627720056f1a3f62862d00bb76d893f99f2ff260dd3b61726d
SHA51283b361900e641b89f8504f3964f837cc41132b22b1fb1671cc9e4c7125ae7642098cb6b358e35dc03a784d111e9160915615cab97f0fa7e68c2582e36451cbb0
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Filesize
176KB
MD55efe3846212047685746d200c8ec9a69
SHA1ae3abbe7fe4781e1c6c53bd61115a9dfb7e61cf8
SHA256ec5ffe3184bba0bad3ac1484e411ce66a26ef7921e60cdf311874ecd7582b07b
SHA51292614c2798cf0a0f5432886f9c2a9a5b4bd89464ca6854b4f58d32b345b2dce0266d8d275c4e491183f8e426254efa7d2bc2eeb36dd50430a1a3df9ef7c45371
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Filesize
158KB
MD5358b48062532794ec5c3de8d86790104
SHA189463607a66b7f33d5d3e0a1624b7ae0c1797115
SHA256fbbd4a3e9d01b1e58c8c2df83acd42143dd53b017c0c0fee3940951b57966836
SHA51213240679b837e5fb2c168f4a1f387893dc52f6dd735bda5d8abea63739f8063433e67a0bd8a4572fb19ee57df5f6e96cfd72dd15bb83822cf0974485791831c2