Analysis
-
max time kernel
46s -
max time network
51s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 10:08
Static task
static1
Behavioral task
behavioral1
Sample
ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe
Resource
win10v2004-20221111-en
General
-
Target
ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe
-
Size
602KB
-
MD5
a4c269a89588d29263237eba3bce4bfc
-
SHA1
d59a5e8128eff38bcc9db8bbe5983dac11b82ae8
-
SHA256
ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934
-
SHA512
35a9609af6368cdc66f9ce8605a57836de1a1edd43de741b432dc7acf62e5343f75f0ea0cdc28c7c3c42f28a9461f7bc367ee9c89e93a5bb28340b045f4810dc
-
SSDEEP
12288:uIny5DYTIl0gegK1mz9PrCHm4SdQNOgtzLO9vekp2C:wUTk0gjtz9j4SSNDtzLOT2
Malware Config
Signatures
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Drops file in Drivers directory 1 IoCs
Processes:
ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exedescription ioc process File created C:\Windows\system32\drivers\nethfdrv.sys ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe -
Executes dropped EXE 5 IoCs
Processes:
installd.exenethtsrv.exenetupdsrv.exenethtsrv.exenetupdsrv.exepid process 688 installd.exe 1500 nethtsrv.exe 1660 netupdsrv.exe 968 nethtsrv.exe 1508 netupdsrv.exe -
Loads dropped DLL 13 IoCs
Processes:
ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exeinstalld.exenethtsrv.exenethtsrv.exepid process 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe 688 installd.exe 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe 1500 nethtsrv.exe 1500 nethtsrv.exe 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe 968 nethtsrv.exe 968 nethtsrv.exe 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.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:
ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exedescription ioc process File created C:\Windows\SysWOW64\netupdsrv.exe ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe File created C:\Windows\SysWOW64\hfnapi.dll ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe File created C:\Windows\SysWOW64\hfpapi.dll ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe File created C:\Windows\SysWOW64\installd.exe ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe File created C:\Windows\SysWOW64\nethtsrv.exe ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe -
Drops file in Program Files directory 3 IoCs
Processes:
ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exedescription ioc process File created C:\Program Files (x86)\Common Files\Config\data.xml ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe File created C:\Program Files (x86)\Common Files\Config\ver.xml ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe File created C:\Program Files (x86)\Common Files\config\uninstinethnfd.exe ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.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 460 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
nethtsrv.exedescription pid process Token: SeDebugPrivilege 968 nethtsrv.exe -
Suspicious use of WriteProcessMemory 50 IoCs
Processes:
ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exenet.exenet.exenet.exenet.exedescription pid process target process PID 1308 wrote to memory of 308 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe net.exe PID 1308 wrote to memory of 308 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe net.exe PID 1308 wrote to memory of 308 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe net.exe PID 1308 wrote to memory of 308 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe net.exe PID 308 wrote to memory of 1620 308 net.exe net1.exe PID 308 wrote to memory of 1620 308 net.exe net1.exe PID 308 wrote to memory of 1620 308 net.exe net1.exe PID 308 wrote to memory of 1620 308 net.exe net1.exe PID 1308 wrote to memory of 916 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe net.exe PID 1308 wrote to memory of 916 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe net.exe PID 1308 wrote to memory of 916 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe net.exe PID 1308 wrote to memory of 916 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe net.exe PID 916 wrote to memory of 468 916 net.exe net1.exe PID 916 wrote to memory of 468 916 net.exe net1.exe PID 916 wrote to memory of 468 916 net.exe net1.exe PID 916 wrote to memory of 468 916 net.exe net1.exe PID 1308 wrote to memory of 688 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe installd.exe PID 1308 wrote to memory of 688 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe installd.exe PID 1308 wrote to memory of 688 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe installd.exe PID 1308 wrote to memory of 688 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe installd.exe PID 1308 wrote to memory of 688 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe installd.exe PID 1308 wrote to memory of 688 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe installd.exe PID 1308 wrote to memory of 688 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe installd.exe PID 1308 wrote to memory of 1500 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe nethtsrv.exe PID 1308 wrote to memory of 1500 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe nethtsrv.exe PID 1308 wrote to memory of 1500 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe nethtsrv.exe PID 1308 wrote to memory of 1500 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe nethtsrv.exe PID 1308 wrote to memory of 1660 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe netupdsrv.exe PID 1308 wrote to memory of 1660 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe netupdsrv.exe PID 1308 wrote to memory of 1660 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe netupdsrv.exe PID 1308 wrote to memory of 1660 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe netupdsrv.exe PID 1308 wrote to memory of 1660 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe netupdsrv.exe PID 1308 wrote to memory of 1660 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe netupdsrv.exe PID 1308 wrote to memory of 1660 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe netupdsrv.exe PID 1308 wrote to memory of 1940 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe net.exe PID 1308 wrote to memory of 1940 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe net.exe PID 1308 wrote to memory of 1940 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe net.exe PID 1308 wrote to memory of 1940 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe net.exe PID 1940 wrote to memory of 2008 1940 net.exe net1.exe PID 1940 wrote to memory of 2008 1940 net.exe net1.exe PID 1940 wrote to memory of 2008 1940 net.exe net1.exe PID 1940 wrote to memory of 2008 1940 net.exe net1.exe PID 1308 wrote to memory of 1664 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe net.exe PID 1308 wrote to memory of 1664 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe net.exe PID 1308 wrote to memory of 1664 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe net.exe PID 1308 wrote to memory of 1664 1308 ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe net.exe PID 1664 wrote to memory of 1040 1664 net.exe net1.exe PID 1664 wrote to memory of 1040 1664 net.exe net1.exe PID 1664 wrote to memory of 1040 1664 net.exe net1.exe PID 1664 wrote to memory of 1040 1664 net.exe net1.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.exe"C:\Users\Admin\AppData\Local\Temp\ec3064b5ede79fcf82922153948879af08ed647fb293fd9956ae760ddca89934.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:1308 -
C:\Windows\SysWOW64\net.exenet stop nethttpservice2⤵
- Suspicious use of WriteProcessMemory
PID:308 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop nethttpservice3⤵PID:1620
-
C:\Windows\SysWOW64\net.exenet stop serviceupdater2⤵
- Suspicious use of WriteProcessMemory
PID:916 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop serviceupdater3⤵PID:468
-
C:\Windows\SysWOW64\installd.exe"C:\Windows\system32\installd.exe" nethfdrv2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:688 -
C:\Windows\SysWOW64\nethtsrv.exe"C:\Windows\system32\nethtsrv.exe" -nfdi2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1500 -
C:\Windows\SysWOW64\netupdsrv.exe"C:\Windows\system32\netupdsrv.exe" -nfdi2⤵
- Executes dropped EXE
PID:1660 -
C:\Windows\SysWOW64\net.exenet start nethttpservice2⤵
- Suspicious use of WriteProcessMemory
PID:1940 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start nethttpservice3⤵PID:2008
-
C:\Windows\SysWOW64\net.exenet start serviceupdater2⤵
- Suspicious use of WriteProcessMemory
PID:1664 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start serviceupdater3⤵PID:1040
-
C:\Windows\SysWOW64\nethtsrv.exeC:\Windows\SysWOW64\nethtsrv.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
PID:968
-
C:\Windows\SysWOW64\netupdsrv.exeC:\Windows\SysWOW64\netupdsrv.exe1⤵
- Executes dropped EXE
PID:1508
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
106KB
MD541ea22c07abc26c247c6e23fd87f405f
SHA1d1d94211bcf6b59b0a88ac3c89640312940ca164
SHA256a5196b186bdbda4e007316913b8d3db695bb0eb3ea4a8767a7d4e43da0bc5e29
SHA512f6b9d73de0cf4b0c75f7cd097c7cd2ddfc3e571479521ba576a7b1a9972ff749f0f0b10365e5c37f719d602fd41773913f59c98ef6292541f58ca26c0cb93b5c
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Filesize
241KB
MD5571fab0c65fdd4e1261cd9cd9fdc7405
SHA123c26b89bd511049b50eea27e312dd9415bee05d
SHA2567c485e2863ec374c597dc8881bdb4d5caff1ade18165fe3a752d1140f706983c
SHA5128d667e02baedaeee553aa8eee77f41f9508d57c3e498c6f32fe5bcd6c938d5b4cadcdc211a2b6014beb942e93f9698bc153df5a5179cb5339b0918e716aed9ea
-
Filesize
108KB
MD572920f67f9666f2a912c27ba233067c9
SHA10a34cc692d4d258dc2444667cb0d2b34fddc4c1d
SHA256c098bab778a573a4a9f439acdf78de1aa34f0892613600b8b86c4d0ba39f6fe7
SHA5120307875bcfc260575b0e79013bcf2271dd76007ff07b50cbdb129b440de4fbc6129482f84291d8713130e82eb2063a0a111e028f462cb9218965eb345ef19c87
-
Filesize
176KB
MD518186f9c00b0cb98b82aa317b5b5041e
SHA1419146bc7baada5cb22da18d84cc7f171f0cabba
SHA2569c161d7eb6cd6bb484cbaff828519da1748bf1819a8cbd7b9bfc442040ee909a
SHA5129e9f043e47c29d21daaefc948628756eaa6965184eb9b9692311a5833105261fd446ca7ac2e8afbf66d359f54f10435f2e916d62794a03fc530c48dad9a43a42
-
Filesize
176KB
MD518186f9c00b0cb98b82aa317b5b5041e
SHA1419146bc7baada5cb22da18d84cc7f171f0cabba
SHA2569c161d7eb6cd6bb484cbaff828519da1748bf1819a8cbd7b9bfc442040ee909a
SHA5129e9f043e47c29d21daaefc948628756eaa6965184eb9b9692311a5833105261fd446ca7ac2e8afbf66d359f54f10435f2e916d62794a03fc530c48dad9a43a42
-
Filesize
158KB
MD5f6e4e8b87609c3c54c281e505ad825a3
SHA194cb41b1249377095ee2944d6f0e5c791a0aaadb
SHA256b5c9b516cea060e1ddea4a8b2b6102d706a4acaf3decb27a5e9eb73b1c6e2546
SHA512c348840e1c9ead1259b6c41ef4f19bd10ed716dfd2643c7045ff121fe90ef37d467173450e79e4f4331333320888aca32ec123a402cf9b14ec97963837052ee4
-
Filesize
158KB
MD5f6e4e8b87609c3c54c281e505ad825a3
SHA194cb41b1249377095ee2944d6f0e5c791a0aaadb
SHA256b5c9b516cea060e1ddea4a8b2b6102d706a4acaf3decb27a5e9eb73b1c6e2546
SHA512c348840e1c9ead1259b6c41ef4f19bd10ed716dfd2643c7045ff121fe90ef37d467173450e79e4f4331333320888aca32ec123a402cf9b14ec97963837052ee4
-
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
MD541ea22c07abc26c247c6e23fd87f405f
SHA1d1d94211bcf6b59b0a88ac3c89640312940ca164
SHA256a5196b186bdbda4e007316913b8d3db695bb0eb3ea4a8767a7d4e43da0bc5e29
SHA512f6b9d73de0cf4b0c75f7cd097c7cd2ddfc3e571479521ba576a7b1a9972ff749f0f0b10365e5c37f719d602fd41773913f59c98ef6292541f58ca26c0cb93b5c
-
Filesize
106KB
MD541ea22c07abc26c247c6e23fd87f405f
SHA1d1d94211bcf6b59b0a88ac3c89640312940ca164
SHA256a5196b186bdbda4e007316913b8d3db695bb0eb3ea4a8767a7d4e43da0bc5e29
SHA512f6b9d73de0cf4b0c75f7cd097c7cd2ddfc3e571479521ba576a7b1a9972ff749f0f0b10365e5c37f719d602fd41773913f59c98ef6292541f58ca26c0cb93b5c
-
Filesize
106KB
MD541ea22c07abc26c247c6e23fd87f405f
SHA1d1d94211bcf6b59b0a88ac3c89640312940ca164
SHA256a5196b186bdbda4e007316913b8d3db695bb0eb3ea4a8767a7d4e43da0bc5e29
SHA512f6b9d73de0cf4b0c75f7cd097c7cd2ddfc3e571479521ba576a7b1a9972ff749f0f0b10365e5c37f719d602fd41773913f59c98ef6292541f58ca26c0cb93b5c
-
Filesize
241KB
MD5571fab0c65fdd4e1261cd9cd9fdc7405
SHA123c26b89bd511049b50eea27e312dd9415bee05d
SHA2567c485e2863ec374c597dc8881bdb4d5caff1ade18165fe3a752d1140f706983c
SHA5128d667e02baedaeee553aa8eee77f41f9508d57c3e498c6f32fe5bcd6c938d5b4cadcdc211a2b6014beb942e93f9698bc153df5a5179cb5339b0918e716aed9ea
-
Filesize
241KB
MD5571fab0c65fdd4e1261cd9cd9fdc7405
SHA123c26b89bd511049b50eea27e312dd9415bee05d
SHA2567c485e2863ec374c597dc8881bdb4d5caff1ade18165fe3a752d1140f706983c
SHA5128d667e02baedaeee553aa8eee77f41f9508d57c3e498c6f32fe5bcd6c938d5b4cadcdc211a2b6014beb942e93f9698bc153df5a5179cb5339b0918e716aed9ea
-
Filesize
108KB
MD572920f67f9666f2a912c27ba233067c9
SHA10a34cc692d4d258dc2444667cb0d2b34fddc4c1d
SHA256c098bab778a573a4a9f439acdf78de1aa34f0892613600b8b86c4d0ba39f6fe7
SHA5120307875bcfc260575b0e79013bcf2271dd76007ff07b50cbdb129b440de4fbc6129482f84291d8713130e82eb2063a0a111e028f462cb9218965eb345ef19c87
-
Filesize
176KB
MD518186f9c00b0cb98b82aa317b5b5041e
SHA1419146bc7baada5cb22da18d84cc7f171f0cabba
SHA2569c161d7eb6cd6bb484cbaff828519da1748bf1819a8cbd7b9bfc442040ee909a
SHA5129e9f043e47c29d21daaefc948628756eaa6965184eb9b9692311a5833105261fd446ca7ac2e8afbf66d359f54f10435f2e916d62794a03fc530c48dad9a43a42
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Filesize
158KB
MD5f6e4e8b87609c3c54c281e505ad825a3
SHA194cb41b1249377095ee2944d6f0e5c791a0aaadb
SHA256b5c9b516cea060e1ddea4a8b2b6102d706a4acaf3decb27a5e9eb73b1c6e2546
SHA512c348840e1c9ead1259b6c41ef4f19bd10ed716dfd2643c7045ff121fe90ef37d467173450e79e4f4331333320888aca32ec123a402cf9b14ec97963837052ee4