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 10:29
Static task
static1
Behavioral task
behavioral1
Sample
36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe
Resource
win10v2004-20220812-en
General
-
Target
36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe
-
Size
603KB
-
MD5
43cb6348fe518891a429cdec0fa10120
-
SHA1
d4be8e2953d3309b83717ffb0e770fa9f014691e
-
SHA256
36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b
-
SHA512
418ad51b781410862979782a9fa3d8e281b6c48be35b3de799a3b75e47d4621b8c07f750a64d58475b19d4a721430ba86bdf19fa8ae90d03055bad601cfc3598
-
SSDEEP
12288:mIny5DYTgl/8RAoX0ZHv4EmKoXBrajH+KCl+y4tT:IUTgl/8RAoUAuoXBeNCAld
Malware Config
Signatures
-
Drops file in Drivers directory 1 IoCs
Processes:
36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exedescription ioc process File created C:\Windows\system32\drivers\nethfdrv.sys 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe -
Executes dropped EXE 5 IoCs
Processes:
installd.exenethtsrv.exenetupdsrv.exenethtsrv.exenetupdsrv.exepid process 1380 installd.exe 784 nethtsrv.exe 1344 netupdsrv.exe 1736 nethtsrv.exe 1520 netupdsrv.exe -
Loads dropped DLL 13 IoCs
Processes:
36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exeinstalld.exenethtsrv.exenethtsrv.exepid process 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe 1380 installd.exe 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe 784 nethtsrv.exe 784 nethtsrv.exe 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe 1736 nethtsrv.exe 1736 nethtsrv.exe 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.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:
36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exedescription ioc process File created C:\Windows\SysWOW64\netupdsrv.exe 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe File created C:\Windows\SysWOW64\hfnapi.dll 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe File created C:\Windows\SysWOW64\hfpapi.dll 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe File created C:\Windows\SysWOW64\installd.exe 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe File created C:\Windows\SysWOW64\nethtsrv.exe 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe -
Drops file in Program Files directory 3 IoCs
Processes:
36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exedescription ioc process File created C:\Program Files (x86)\Common Files\Config\data.xml 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe File created C:\Program Files (x86)\Common Files\Config\ver.xml 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe File created C:\Program Files (x86)\Common Files\config\uninstinethnfd.exe 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.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 1736 nethtsrv.exe -
Suspicious use of WriteProcessMemory 50 IoCs
Processes:
36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exenet.exenet.exenet.exenet.exedescription pid process target process PID 1980 wrote to memory of 952 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe net.exe PID 1980 wrote to memory of 952 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe net.exe PID 1980 wrote to memory of 952 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe net.exe PID 1980 wrote to memory of 952 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe net.exe PID 952 wrote to memory of 1564 952 net.exe net1.exe PID 952 wrote to memory of 1564 952 net.exe net1.exe PID 952 wrote to memory of 1564 952 net.exe net1.exe PID 952 wrote to memory of 1564 952 net.exe net1.exe PID 1980 wrote to memory of 1208 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe net.exe PID 1980 wrote to memory of 1208 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe net.exe PID 1980 wrote to memory of 1208 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe net.exe PID 1980 wrote to memory of 1208 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe net.exe PID 1208 wrote to memory of 1816 1208 net.exe net1.exe PID 1208 wrote to memory of 1816 1208 net.exe net1.exe PID 1208 wrote to memory of 1816 1208 net.exe net1.exe PID 1208 wrote to memory of 1816 1208 net.exe net1.exe PID 1980 wrote to memory of 1380 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe installd.exe PID 1980 wrote to memory of 1380 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe installd.exe PID 1980 wrote to memory of 1380 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe installd.exe PID 1980 wrote to memory of 1380 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe installd.exe PID 1980 wrote to memory of 1380 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe installd.exe PID 1980 wrote to memory of 1380 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe installd.exe PID 1980 wrote to memory of 1380 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe installd.exe PID 1980 wrote to memory of 784 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe nethtsrv.exe PID 1980 wrote to memory of 784 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe nethtsrv.exe PID 1980 wrote to memory of 784 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe nethtsrv.exe PID 1980 wrote to memory of 784 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe nethtsrv.exe PID 1980 wrote to memory of 1344 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe netupdsrv.exe PID 1980 wrote to memory of 1344 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe netupdsrv.exe PID 1980 wrote to memory of 1344 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe netupdsrv.exe PID 1980 wrote to memory of 1344 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe netupdsrv.exe PID 1980 wrote to memory of 1344 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe netupdsrv.exe PID 1980 wrote to memory of 1344 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe netupdsrv.exe PID 1980 wrote to memory of 1344 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe netupdsrv.exe PID 1980 wrote to memory of 1280 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe net.exe PID 1980 wrote to memory of 1280 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe net.exe PID 1980 wrote to memory of 1280 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe net.exe PID 1980 wrote to memory of 1280 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe net.exe PID 1280 wrote to memory of 748 1280 net.exe net1.exe PID 1280 wrote to memory of 748 1280 net.exe net1.exe PID 1280 wrote to memory of 748 1280 net.exe net1.exe PID 1280 wrote to memory of 748 1280 net.exe net1.exe PID 1980 wrote to memory of 296 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe net.exe PID 1980 wrote to memory of 296 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe net.exe PID 1980 wrote to memory of 296 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe net.exe PID 1980 wrote to memory of 296 1980 36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe net.exe PID 296 wrote to memory of 1516 296 net.exe net1.exe PID 296 wrote to memory of 1516 296 net.exe net1.exe PID 296 wrote to memory of 1516 296 net.exe net1.exe PID 296 wrote to memory of 1516 296 net.exe net1.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.exe"C:\Users\Admin\AppData\Local\Temp\36012605006d34fe8fd37f035804df883c7709033259b57a0ab4300899f33e1b.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:1980 -
C:\Windows\SysWOW64\net.exenet stop nethttpservice2⤵
- Suspicious use of WriteProcessMemory
PID:952 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop nethttpservice3⤵PID:1564
-
C:\Windows\SysWOW64\net.exenet stop serviceupdater2⤵
- Suspicious use of WriteProcessMemory
PID:1208 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop serviceupdater3⤵PID:1816
-
C:\Windows\SysWOW64\installd.exe"C:\Windows\system32\installd.exe" nethfdrv2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1380 -
C:\Windows\SysWOW64\nethtsrv.exe"C:\Windows\system32\nethtsrv.exe" -nfdi2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:784 -
C:\Windows\SysWOW64\netupdsrv.exe"C:\Windows\system32\netupdsrv.exe" -nfdi2⤵
- Executes dropped EXE
PID:1344 -
C:\Windows\SysWOW64\net.exenet start nethttpservice2⤵
- Suspicious use of WriteProcessMemory
PID:1280 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start nethttpservice3⤵PID:748
-
C:\Windows\SysWOW64\net.exenet start serviceupdater2⤵
- Suspicious use of WriteProcessMemory
PID:296 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start serviceupdater3⤵PID:1516
-
C:\Windows\SysWOW64\nethtsrv.exeC:\Windows\SysWOW64\nethtsrv.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
PID:1736
-
C:\Windows\SysWOW64\netupdsrv.exeC:\Windows\SysWOW64\netupdsrv.exe1⤵
- Executes dropped EXE
PID:1520
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
106KB
MD5d5bdcc072396bf5ceebb8b5a713bdd61
SHA178bbc168d7942546edf6c1d8c2f87bc423ca6fb2
SHA256e5f2d5681418610e3b8d6b4fef10aa114ae4483714cf9d9552e1d4b25df0d60d
SHA512a666082e3b7c184c2b7fd423b71b048ecba4b18f6b483dab3ea783aa973b71d6ed64667d0d68aadced7547113c0bb5ed2a9621d9205708e849b601a6fc5ea2e1
-
Filesize
244KB
MD5ae1047d1c4ab6beeb60a862639b414a4
SHA1c00a973fa88560637418bc40437442bf4a1d67ca
SHA25643eb587b8c323d52aa531fd376278c9ad28975c2c55ccbdd7d7481067f4e6669
SHA5129705e3e11bdfc64763dbe5002441ba13e735ac7767e8ed810e6fffe35ebd2c2e3a3c8a2c5a1c1754fec1c606afe7978544f5f680f737b9930e5bc03e43640427
-
Filesize
108KB
MD58a4b14fe79e4a7f2ba09d8a404d3ebfc
SHA1429a50b2c3266f4c254ddda224cf5f4062dcaed0
SHA256c267b70e277c99d3951ff405350e3387d9c62f12dd7fa759073a4200d19057ef
SHA5123b94a8464d60658504bfdc197a827e2d041dbac4d093c2db42a8c3a8870253c0697ef0fe1ec38f09101b4b1b428c57cd1e7e6fe8182bee5208e0993751de8518
-
Filesize
176KB
MD52b16e2fb8319e1cab8c88e6b847bb715
SHA18987c135804db1310af0586ac5a4c32285676e93
SHA256a6d4d86ee1ee6a3dc5d1976b580b4ab2f66b10365997ed5e7b941aa868c7b078
SHA5129eca000b3c932cfa5e8786bc01e2a503179e50fadb42fec203b6bb68ece0d217f75b0c5aae3945025cae09758bd4779eeed51596c59102de8a69955662be7cc4
-
Filesize
176KB
MD52b16e2fb8319e1cab8c88e6b847bb715
SHA18987c135804db1310af0586ac5a4c32285676e93
SHA256a6d4d86ee1ee6a3dc5d1976b580b4ab2f66b10365997ed5e7b941aa868c7b078
SHA5129eca000b3c932cfa5e8786bc01e2a503179e50fadb42fec203b6bb68ece0d217f75b0c5aae3945025cae09758bd4779eeed51596c59102de8a69955662be7cc4
-
Filesize
159KB
MD5bc90e3e37e03125204633c6a677a54f8
SHA1505eeac72362128314fe48d137b19d8b5459b81f
SHA256c6d89d40510fafde374243599fef758d56e740b0c383aa8f8bec3016d008028b
SHA512c3f0b66540d4143acf54997dbf7fa67194a95735d87f63e2e436396f67661dc705b4097de4f22db7868795c732da9ec86be449574f1acb3d35b38be02b0bfc70
-
Filesize
159KB
MD5bc90e3e37e03125204633c6a677a54f8
SHA1505eeac72362128314fe48d137b19d8b5459b81f
SHA256c6d89d40510fafde374243599fef758d56e740b0c383aa8f8bec3016d008028b
SHA512c3f0b66540d4143acf54997dbf7fa67194a95735d87f63e2e436396f67661dc705b4097de4f22db7868795c732da9ec86be449574f1acb3d35b38be02b0bfc70
-
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
MD5d5bdcc072396bf5ceebb8b5a713bdd61
SHA178bbc168d7942546edf6c1d8c2f87bc423ca6fb2
SHA256e5f2d5681418610e3b8d6b4fef10aa114ae4483714cf9d9552e1d4b25df0d60d
SHA512a666082e3b7c184c2b7fd423b71b048ecba4b18f6b483dab3ea783aa973b71d6ed64667d0d68aadced7547113c0bb5ed2a9621d9205708e849b601a6fc5ea2e1
-
Filesize
106KB
MD5d5bdcc072396bf5ceebb8b5a713bdd61
SHA178bbc168d7942546edf6c1d8c2f87bc423ca6fb2
SHA256e5f2d5681418610e3b8d6b4fef10aa114ae4483714cf9d9552e1d4b25df0d60d
SHA512a666082e3b7c184c2b7fd423b71b048ecba4b18f6b483dab3ea783aa973b71d6ed64667d0d68aadced7547113c0bb5ed2a9621d9205708e849b601a6fc5ea2e1
-
Filesize
106KB
MD5d5bdcc072396bf5ceebb8b5a713bdd61
SHA178bbc168d7942546edf6c1d8c2f87bc423ca6fb2
SHA256e5f2d5681418610e3b8d6b4fef10aa114ae4483714cf9d9552e1d4b25df0d60d
SHA512a666082e3b7c184c2b7fd423b71b048ecba4b18f6b483dab3ea783aa973b71d6ed64667d0d68aadced7547113c0bb5ed2a9621d9205708e849b601a6fc5ea2e1
-
Filesize
244KB
MD5ae1047d1c4ab6beeb60a862639b414a4
SHA1c00a973fa88560637418bc40437442bf4a1d67ca
SHA25643eb587b8c323d52aa531fd376278c9ad28975c2c55ccbdd7d7481067f4e6669
SHA5129705e3e11bdfc64763dbe5002441ba13e735ac7767e8ed810e6fffe35ebd2c2e3a3c8a2c5a1c1754fec1c606afe7978544f5f680f737b9930e5bc03e43640427
-
Filesize
244KB
MD5ae1047d1c4ab6beeb60a862639b414a4
SHA1c00a973fa88560637418bc40437442bf4a1d67ca
SHA25643eb587b8c323d52aa531fd376278c9ad28975c2c55ccbdd7d7481067f4e6669
SHA5129705e3e11bdfc64763dbe5002441ba13e735ac7767e8ed810e6fffe35ebd2c2e3a3c8a2c5a1c1754fec1c606afe7978544f5f680f737b9930e5bc03e43640427
-
Filesize
108KB
MD58a4b14fe79e4a7f2ba09d8a404d3ebfc
SHA1429a50b2c3266f4c254ddda224cf5f4062dcaed0
SHA256c267b70e277c99d3951ff405350e3387d9c62f12dd7fa759073a4200d19057ef
SHA5123b94a8464d60658504bfdc197a827e2d041dbac4d093c2db42a8c3a8870253c0697ef0fe1ec38f09101b4b1b428c57cd1e7e6fe8182bee5208e0993751de8518
-
Filesize
176KB
MD52b16e2fb8319e1cab8c88e6b847bb715
SHA18987c135804db1310af0586ac5a4c32285676e93
SHA256a6d4d86ee1ee6a3dc5d1976b580b4ab2f66b10365997ed5e7b941aa868c7b078
SHA5129eca000b3c932cfa5e8786bc01e2a503179e50fadb42fec203b6bb68ece0d217f75b0c5aae3945025cae09758bd4779eeed51596c59102de8a69955662be7cc4
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Filesize
159KB
MD5bc90e3e37e03125204633c6a677a54f8
SHA1505eeac72362128314fe48d137b19d8b5459b81f
SHA256c6d89d40510fafde374243599fef758d56e740b0c383aa8f8bec3016d008028b
SHA512c3f0b66540d4143acf54997dbf7fa67194a95735d87f63e2e436396f67661dc705b4097de4f22db7868795c732da9ec86be449574f1acb3d35b38be02b0bfc70