Analysis Overview
SHA256
90f403c6304240465460ace49b8db9d46c7d28bc36fd49b89f4722ee497bd2dd
Threat Level: Known bad
The file 44e2a2a697477c436112954794761cc0.exe was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
DcRat
Dcrat family
DCRat payload
DCRat payload
Loads dropped DLL
Checks computer location settings
Executes dropped EXE
Legitimate hosting services abused for malware hosting/C2
Drops file in Windows directory
Drops file in Program Files directory
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious behavior: GetForegroundWindowSpam
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Uses Task Scheduler COM API
Suspicious behavior: EnumeratesProcesses
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-07 05:56
Signatures
DCRat payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Dcrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-07 05:55
Reported
2023-12-07 05:58
Platform
win7-20231130-en
Max time kernel
129s
Max time network
148s
Command Line
Signatures
DcRat
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe |
DCRat payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\bridgewin\intoperf.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Journal\dwm.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\Windows Portable Devices\System.exe | C:\bridgewin\intoperf.exe | N/A |
| File created | C:\Program Files\Windows Portable Devices\27d1bcfc3c54e0 | C:\bridgewin\intoperf.exe | N/A |
| File created | C:\Program Files\Windows Journal\dwm.exe | C:\bridgewin\intoperf.exe | N/A |
| File created | C:\Program Files\Windows Journal\6cb0b6c459d5d3 | C:\bridgewin\intoperf.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\Branding\Basebrd\en-US\101b941d020240 | C:\bridgewin\intoperf.exe | N/A |
| File created | C:\Windows\Web\Wallpaper\Characters\conhost.exe | C:\bridgewin\intoperf.exe | N/A |
| File created | C:\Windows\Web\Wallpaper\Characters\088424020bedd6 | C:\bridgewin\intoperf.exe | N/A |
| File created | C:\Windows\Branding\Basebrd\en-US\lsm.exe | C:\bridgewin\intoperf.exe | N/A |
| File opened for modification | C:\Windows\Branding\Basebrd\en-US\lsm.exe | C:\bridgewin\intoperf.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\bridgewin\intoperf.exe | N/A |
| N/A | N/A | C:\bridgewin\intoperf.exe | N/A |
| N/A | N/A | C:\bridgewin\intoperf.exe | N/A |
| N/A | N/A | C:\bridgewin\intoperf.exe | N/A |
| N/A | N/A | C:\bridgewin\intoperf.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Journal\dwm.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Journal\dwm.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Journal\dwm.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Journal\dwm.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Journal\dwm.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Journal\dwm.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Journal\dwm.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Journal\dwm.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Journal\dwm.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Windows Journal\dwm.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\bridgewin\intoperf.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Program Files\Windows Journal\dwm.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\44e2a2a697477c436112954794761cc0.exe
"C:\Users\Admin\AppData\Local\Temp\44e2a2a697477c436112954794761cc0.exe"
C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\bridgewin\j1qIwrxR5PWhzH3rYbChGhv1rfV.vbe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\bridgewin\aVtauS9Ns.bat" "
C:\bridgewin\intoperf.exe
"C:\bridgewin\intoperf.exe"
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsml" /sc MINUTE /mo 10 /tr "'C:\Windows\Branding\Basebrd\en-US\lsm.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsm" /sc ONLOGON /tr "'C:\Windows\Branding\Basebrd\en-US\lsm.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsml" /sc MINUTE /mo 8 /tr "'C:\Windows\Branding\Basebrd\en-US\lsm.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 10 /tr "'C:\Windows\Web\Wallpaper\Characters\conhost.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "conhost" /sc ONLOGON /tr "'C:\Windows\Web\Wallpaper\Characters\conhost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 12 /tr "'C:\Windows\Web\Wallpaper\Characters\conhost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 12 /tr "'C:\Program Files\Windows Portable Devices\System.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Program Files\Windows Portable Devices\System.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 14 /tr "'C:\Program Files\Windows Portable Devices\System.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 7 /tr "'C:\bridgewin\csrss.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\bridgewin\csrss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 9 /tr "'C:\bridgewin\csrss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 14 /tr "'C:\Recovery\cb3b2b82-8fa0-11ee-b553-66adf901a452\conhost.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "conhost" /sc ONLOGON /tr "'C:\Recovery\cb3b2b82-8fa0-11ee-b553-66adf901a452\conhost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 10 /tr "'C:\Recovery\cb3b2b82-8fa0-11ee-b553-66adf901a452\conhost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 11 /tr "'C:\MSOCache\All Users\{90140000-001B-0409-0000-0000000FF1CE}-C\winlogon.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogon" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-001B-0409-0000-0000000FF1CE}-C\winlogon.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 10 /tr "'C:\MSOCache\All Users\{90140000-001B-0409-0000-0000000FF1CE}-C\winlogon.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 14 /tr "'C:\Program Files\Windows Journal\dwm.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\Program Files\Windows Journal\dwm.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 9 /tr "'C:\Program Files\Windows Journal\dwm.exe'" /rl HIGHEST /f
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\HafTyyQZTn.bat"
C:\Windows\system32\w32tm.exe
w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
C:\Program Files\Windows Journal\dwm.exe
"C:\Program Files\Windows Journal\dwm.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | pastebin.com | udp |
| US | 104.20.67.143:443 | pastebin.com | tcp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| US | 8.8.8.8:53 | f0892247.xsph.ru | udp |
| RU | 141.8.193.236:80 | f0892247.xsph.ru | tcp |
| RU | 141.8.193.236:80 | f0892247.xsph.ru | tcp |
| RU | 141.8.193.236:80 | f0892247.xsph.ru | tcp |
Files
C:\bridgewin\j1qIwrxR5PWhzH3rYbChGhv1rfV.vbe
| MD5 | bcb81ae961fe26cc730d5429caee2a15 |
| SHA1 | 5eee2200e5a5d79aa54e9de51a5e7332d26b32fc |
| SHA256 | d8fe32ec91d7d9e865ce5f3a3382d6093ea78fbeb4dfe521021ad918f6f64bc3 |
| SHA512 | aaea8d450d6ca80ff0b6d82b8585a9e808863891fbc2de9387ad0220263d98898c89bebca90d331bef7eb900718c8625d4a259c0034b05246524e6d83fe5599d |
C:\bridgewin\aVtauS9Ns.bat
| MD5 | 9563bdb4457bb726008ec17163dcefe6 |
| SHA1 | 7c2927cc8ae633484e96cf0926eabadcffe44554 |
| SHA256 | f7016b9d9c3f1d7b89e0a4c06b1183e0d7207be92bad7e7cc960e976758fac4c |
| SHA512 | 5e5cb09ac2017366cbc024e452983ea783b763b837e00c67e450a86a7b83fbc5bf97da87b19d41f0393e8faf5d97491529d55a52e4556868a249d299bc002591 |
\bridgewin\intoperf.exe
| MD5 | cb173771fd6331c5d9db3bef77acb57a |
| SHA1 | f3680aab95eb9f37b38cc616bc6b01db3cc953c2 |
| SHA256 | 251f52babec252887919e29c83180c6075a08e395f7fc2f44222e0dd320478b8 |
| SHA512 | 826730b301286e2d1c1137716c393a2fee686cc3146852e3903e9b3ca7026dce9dbb839537028d8deb16903d60b4604830b51992058f649cc2259cacf3f55bb7 |
\bridgewin\intoperf.exe
| MD5 | cb173771fd6331c5d9db3bef77acb57a |
| SHA1 | f3680aab95eb9f37b38cc616bc6b01db3cc953c2 |
| SHA256 | 251f52babec252887919e29c83180c6075a08e395f7fc2f44222e0dd320478b8 |
| SHA512 | 826730b301286e2d1c1137716c393a2fee686cc3146852e3903e9b3ca7026dce9dbb839537028d8deb16903d60b4604830b51992058f649cc2259cacf3f55bb7 |
C:\bridgewin\intoperf.exe
| MD5 | cb173771fd6331c5d9db3bef77acb57a |
| SHA1 | f3680aab95eb9f37b38cc616bc6b01db3cc953c2 |
| SHA256 | 251f52babec252887919e29c83180c6075a08e395f7fc2f44222e0dd320478b8 |
| SHA512 | 826730b301286e2d1c1137716c393a2fee686cc3146852e3903e9b3ca7026dce9dbb839537028d8deb16903d60b4604830b51992058f649cc2259cacf3f55bb7 |
C:\bridgewin\intoperf.exe
| MD5 | cb173771fd6331c5d9db3bef77acb57a |
| SHA1 | f3680aab95eb9f37b38cc616bc6b01db3cc953c2 |
| SHA256 | 251f52babec252887919e29c83180c6075a08e395f7fc2f44222e0dd320478b8 |
| SHA512 | 826730b301286e2d1c1137716c393a2fee686cc3146852e3903e9b3ca7026dce9dbb839537028d8deb16903d60b4604830b51992058f649cc2259cacf3f55bb7 |
memory/2536-13-0x0000000000FD0000-0x00000000010A6000-memory.dmp
memory/2536-14-0x000007FEF5840000-0x000007FEF622C000-memory.dmp
memory/2536-15-0x000000001B0E0000-0x000000001B160000-memory.dmp
C:\Program Files\Windows Portable Devices\System.exe
| MD5 | cb173771fd6331c5d9db3bef77acb57a |
| SHA1 | f3680aab95eb9f37b38cc616bc6b01db3cc953c2 |
| SHA256 | 251f52babec252887919e29c83180c6075a08e395f7fc2f44222e0dd320478b8 |
| SHA512 | 826730b301286e2d1c1137716c393a2fee686cc3146852e3903e9b3ca7026dce9dbb839537028d8deb16903d60b4604830b51992058f649cc2259cacf3f55bb7 |
memory/2536-34-0x000007FEF5840000-0x000007FEF622C000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\HafTyyQZTn.bat
| MD5 | 8ead1ad0a44a4f49e8aab28ed03b0605 |
| SHA1 | 89f4c090c0190dfb0aeff59c84453db3cd8c2b7b |
| SHA256 | ba03543f616da58ade674bc74194d9ab2ccd7da6bf6a737c6e0d5e28f68df10b |
| SHA512 | 5c397be976c99b8842c49ba516bf0e9abf3c7af947cbf90944242d69a7c45e18d22360a6d8d201b402496bf3676e368f5cc7bee3f34f646a4757615d213b022e |
C:\Program Files\Windows Journal\dwm.exe
| MD5 | cb173771fd6331c5d9db3bef77acb57a |
| SHA1 | f3680aab95eb9f37b38cc616bc6b01db3cc953c2 |
| SHA256 | 251f52babec252887919e29c83180c6075a08e395f7fc2f44222e0dd320478b8 |
| SHA512 | 826730b301286e2d1c1137716c393a2fee686cc3146852e3903e9b3ca7026dce9dbb839537028d8deb16903d60b4604830b51992058f649cc2259cacf3f55bb7 |
C:\Program Files\Windows Journal\dwm.exe
| MD5 | cb173771fd6331c5d9db3bef77acb57a |
| SHA1 | f3680aab95eb9f37b38cc616bc6b01db3cc953c2 |
| SHA256 | 251f52babec252887919e29c83180c6075a08e395f7fc2f44222e0dd320478b8 |
| SHA512 | 826730b301286e2d1c1137716c393a2fee686cc3146852e3903e9b3ca7026dce9dbb839537028d8deb16903d60b4604830b51992058f649cc2259cacf3f55bb7 |
memory/1116-38-0x0000000000F50000-0x0000000001026000-memory.dmp
memory/1116-39-0x000007FEF4E50000-0x000007FEF583C000-memory.dmp
memory/1116-40-0x0000000000BA0000-0x0000000000C20000-memory.dmp
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
| MD5 | ac05d27423a85adc1622c714f2cb6184 |
| SHA1 | b0fe2b1abddb97837ea0195be70ab2ff14d43198 |
| SHA256 | c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d |
| SHA512 | 6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d |
C:\Users\Admin\AppData\Local\Temp\Tar565F.tmp
| MD5 | 9c0c641c06238516f27941aa1166d427 |
| SHA1 | 64cd549fb8cf014fcd9312aa7a5b023847b6c977 |
| SHA256 | 4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f |
| SHA512 | 936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06 |
memory/1116-77-0x000007FEF4E50000-0x000007FEF583C000-memory.dmp
memory/1116-78-0x0000000000BA0000-0x0000000000C20000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-07 05:55
Reported
2023-12-07 05:58
Platform
win10v2004-20231201-en
Max time kernel
145s
Max time network
150s
Command Line
Signatures
DcRat
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe |
DCRat payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2192493100-457715857-1189582111-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\44e2a2a697477c436112954794761cc0.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-2192493100-457715857-1189582111-1000\Control Panel\International\Geo\Nation | C:\Windows\SysWOW64\WScript.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-2192493100-457715857-1189582111-1000\Control Panel\International\Geo\Nation | C:\bridgewin\intoperf.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\bridgewin\intoperf.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Multimedia Platform\wininit.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\Microsoft Office\Updates\Download\5940a34987c991 | C:\bridgewin\intoperf.exe | N/A |
| File created | C:\Program Files\Windows Multimedia Platform\wininit.exe | C:\bridgewin\intoperf.exe | N/A |
| File opened for modification | C:\Program Files\Windows Multimedia Platform\wininit.exe | C:\bridgewin\intoperf.exe | N/A |
| File created | C:\Program Files\Windows Multimedia Platform\56085415360792 | C:\bridgewin\intoperf.exe | N/A |
| File created | C:\Program Files\Microsoft Office\Updates\Download\dllhost.exe | C:\bridgewin\intoperf.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2192493100-457715857-1189582111-1000_Classes\Local Settings | C:\Users\Admin\AppData\Local\Temp\44e2a2a697477c436112954794761cc0.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2192493100-457715857-1189582111-1000_Classes\Local Settings | C:\bridgewin\intoperf.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\bridgewin\intoperf.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Multimedia Platform\wininit.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Multimedia Platform\wininit.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Multimedia Platform\wininit.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Multimedia Platform\wininit.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Multimedia Platform\wininit.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Multimedia Platform\wininit.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Multimedia Platform\wininit.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Multimedia Platform\wininit.exe | N/A |
| N/A | N/A | C:\Program Files\Windows Multimedia Platform\wininit.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Windows Multimedia Platform\wininit.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\bridgewin\intoperf.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Program Files\Windows Multimedia Platform\wininit.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\44e2a2a697477c436112954794761cc0.exe
"C:\Users\Admin\AppData\Local\Temp\44e2a2a697477c436112954794761cc0.exe"
C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\bridgewin\j1qIwrxR5PWhzH3rYbChGhv1rfV.vbe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\bridgewin\aVtauS9Ns.bat" "
C:\bridgewin\intoperf.exe
"C:\bridgewin\intoperf.exe"
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 8 /tr "'C:\Program Files\Windows Multimedia Platform\wininit.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Program Files\Windows Multimedia Platform\wininit.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 13 /tr "'C:\Program Files\Windows Multimedia Platform\wininit.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 9 /tr "'C:\Users\Default\SendTo\backgroundTaskHost.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "backgroundTaskHost" /sc ONLOGON /tr "'C:\Users\Default\SendTo\backgroundTaskHost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 10 /tr "'C:\Users\Default\SendTo\backgroundTaskHost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 7 /tr "'C:\Users\Default User\lsass.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Users\Default User\lsass.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 8 /tr "'C:\Users\Default User\lsass.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 8 /tr "'C:\Program Files\Microsoft Office\Updates\Download\dllhost.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Program Files\Microsoft Office\Updates\Download\dllhost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 11 /tr "'C:\Program Files\Microsoft Office\Updates\Download\dllhost.exe'" /rl HIGHEST /f
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\6uMYZ5DmT2.bat"
C:\Windows\system32\w32tm.exe
w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
C:\Program Files\Windows Multimedia Platform\wininit.exe
"C:\Program Files\Windows Multimedia Platform\wininit.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 2.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | pastebin.com | udp |
| US | 104.20.67.143:443 | pastebin.com | tcp |
| US | 8.8.8.8:53 | f0892247.xsph.ru | udp |
| RU | 141.8.193.236:80 | f0892247.xsph.ru | tcp |
| RU | 141.8.193.236:80 | f0892247.xsph.ru | tcp |
| US | 8.8.8.8:53 | 143.67.20.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 236.193.8.141.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| RU | 141.8.193.236:80 | f0892247.xsph.ru | tcp |
| US | 8.8.8.8:53 | 89.16.208.104.in-addr.arpa | udp |
Files
C:\bridgewin\j1qIwrxR5PWhzH3rYbChGhv1rfV.vbe
| MD5 | bcb81ae961fe26cc730d5429caee2a15 |
| SHA1 | 5eee2200e5a5d79aa54e9de51a5e7332d26b32fc |
| SHA256 | d8fe32ec91d7d9e865ce5f3a3382d6093ea78fbeb4dfe521021ad918f6f64bc3 |
| SHA512 | aaea8d450d6ca80ff0b6d82b8585a9e808863891fbc2de9387ad0220263d98898c89bebca90d331bef7eb900718c8625d4a259c0034b05246524e6d83fe5599d |
C:\bridgewin\aVtauS9Ns.bat
| MD5 | 9563bdb4457bb726008ec17163dcefe6 |
| SHA1 | 7c2927cc8ae633484e96cf0926eabadcffe44554 |
| SHA256 | f7016b9d9c3f1d7b89e0a4c06b1183e0d7207be92bad7e7cc960e976758fac4c |
| SHA512 | 5e5cb09ac2017366cbc024e452983ea783b763b837e00c67e450a86a7b83fbc5bf97da87b19d41f0393e8faf5d97491529d55a52e4556868a249d299bc002591 |
C:\bridgewin\intoperf.exe
| MD5 | cb173771fd6331c5d9db3bef77acb57a |
| SHA1 | f3680aab95eb9f37b38cc616bc6b01db3cc953c2 |
| SHA256 | 251f52babec252887919e29c83180c6075a08e395f7fc2f44222e0dd320478b8 |
| SHA512 | 826730b301286e2d1c1137716c393a2fee686cc3146852e3903e9b3ca7026dce9dbb839537028d8deb16903d60b4604830b51992058f649cc2259cacf3f55bb7 |
C:\bridgewin\intoperf.exe
| MD5 | cb173771fd6331c5d9db3bef77acb57a |
| SHA1 | f3680aab95eb9f37b38cc616bc6b01db3cc953c2 |
| SHA256 | 251f52babec252887919e29c83180c6075a08e395f7fc2f44222e0dd320478b8 |
| SHA512 | 826730b301286e2d1c1137716c393a2fee686cc3146852e3903e9b3ca7026dce9dbb839537028d8deb16903d60b4604830b51992058f649cc2259cacf3f55bb7 |
memory/3860-12-0x0000000000A60000-0x0000000000B36000-memory.dmp
memory/3860-13-0x00007FFBFAB60000-0x00007FFBFB621000-memory.dmp
memory/3860-14-0x000000001B800000-0x000000001B810000-memory.dmp
C:\Users\Default\AppData\Roaming\Microsoft\Windows\SendTo\backgroundTaskHost.exe
| MD5 | cb173771fd6331c5d9db3bef77acb57a |
| SHA1 | f3680aab95eb9f37b38cc616bc6b01db3cc953c2 |
| SHA256 | 251f52babec252887919e29c83180c6075a08e395f7fc2f44222e0dd320478b8 |
| SHA512 | 826730b301286e2d1c1137716c393a2fee686cc3146852e3903e9b3ca7026dce9dbb839537028d8deb16903d60b4604830b51992058f649cc2259cacf3f55bb7 |
memory/3860-28-0x00007FFBFAB60000-0x00007FFBFB621000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\6uMYZ5DmT2.bat
| MD5 | 3ed36fce1a7bb42e8bd8a9010f997c14 |
| SHA1 | f81441e8593b15b861750d9b7e080a0fc7de0954 |
| SHA256 | e6aa8a2142db52fb2945de64c955a768048be27fff1f3b2552036a0293d453c6 |
| SHA512 | 4bd469714d4b931fb6c2f014f8a5071c7e403bae7bead6905d7c2c44e0e7e93ce5da940d85e25b8880536161a208cacef3bc1c8d08c7f9d21708dfe148c65699 |
C:\Program Files\Windows Multimedia Platform\wininit.exe
| MD5 | cb173771fd6331c5d9db3bef77acb57a |
| SHA1 | f3680aab95eb9f37b38cc616bc6b01db3cc953c2 |
| SHA256 | 251f52babec252887919e29c83180c6075a08e395f7fc2f44222e0dd320478b8 |
| SHA512 | 826730b301286e2d1c1137716c393a2fee686cc3146852e3903e9b3ca7026dce9dbb839537028d8deb16903d60b4604830b51992058f649cc2259cacf3f55bb7 |
C:\Program Files\Windows Multimedia Platform\wininit.exe
| MD5 | cb173771fd6331c5d9db3bef77acb57a |
| SHA1 | f3680aab95eb9f37b38cc616bc6b01db3cc953c2 |
| SHA256 | 251f52babec252887919e29c83180c6075a08e395f7fc2f44222e0dd320478b8 |
| SHA512 | 826730b301286e2d1c1137716c393a2fee686cc3146852e3903e9b3ca7026dce9dbb839537028d8deb16903d60b4604830b51992058f649cc2259cacf3f55bb7 |
memory/3580-33-0x00007FFBFAB60000-0x00007FFBFB621000-memory.dmp
memory/3580-34-0x0000000001700000-0x0000000001710000-memory.dmp
memory/3580-35-0x00007FFBFAB60000-0x00007FFBFB621000-memory.dmp
memory/3580-36-0x0000000001700000-0x0000000001710000-memory.dmp