Analysis Overview
SHA256
0cb3b217638e2dfb78fee55c413f25adf555ff110e6490117f2512e19cf6dbe0
Threat Level: Known bad
The file bb6a3d996b7d0044a8a02664a6819077 was found to be: Known bad.
Malicious Activity Summary
SmokeLoader
Executes dropped EXE
Loads dropped DLL
Deletes itself
Program crash
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Uses Task Scheduler COM API
Suspicious use of WriteProcessMemory
Modifies registry class
Checks SCSI registry key(s)
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-08 13:47
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-08 13:47
Reported
2024-03-08 13:50
Platform
win7-20240221-en
Max time kernel
150s
Max time network
121s
Command Line
Signatures
SmokeLoader
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\ugebdcu | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Roaming\ugebdcu |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe | N/A |
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Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1880 wrote to memory of 2412 | N/A | C:\Windows\system32\taskeng.exe | C:\Users\Admin\AppData\Roaming\ugebdcu |
| PID 1880 wrote to memory of 2412 | N/A | C:\Windows\system32\taskeng.exe | C:\Users\Admin\AppData\Roaming\ugebdcu |
| PID 1880 wrote to memory of 2412 | N/A | C:\Windows\system32\taskeng.exe | C:\Users\Admin\AppData\Roaming\ugebdcu |
| PID 1880 wrote to memory of 2412 | N/A | C:\Windows\system32\taskeng.exe | C:\Users\Admin\AppData\Roaming\ugebdcu |
| PID 2412 wrote to memory of 2984 | N/A | C:\Users\Admin\AppData\Roaming\ugebdcu | C:\Windows\SysWOW64\WerFault.exe |
| PID 2412 wrote to memory of 2984 | N/A | C:\Users\Admin\AppData\Roaming\ugebdcu | C:\Windows\SysWOW64\WerFault.exe |
| PID 2412 wrote to memory of 2984 | N/A | C:\Users\Admin\AppData\Roaming\ugebdcu | C:\Windows\SysWOW64\WerFault.exe |
| PID 2412 wrote to memory of 2984 | N/A | C:\Users\Admin\AppData\Roaming\ugebdcu | C:\Windows\SysWOW64\WerFault.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe
"C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe"
C:\Windows\system32\taskeng.exe
taskeng.exe {64AB7158-3ABF-47DE-A52D-FAB96E8BD9B6} S-1-5-21-3452737119-3959686427-228443150-1000:QGTQZTRE\Admin:Interactive:[1]
C:\Users\Admin\AppData\Roaming\ugebdcu
C:\Users\Admin\AppData\Roaming\ugebdcu
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2412 -s 124
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | conceitosseg.com | udp |
| US | 8.8.8.8:53 | integrasidata.com | udp |
| SG | 172.104.187.4:80 | integrasidata.com | tcp |
| US | 8.8.8.8:53 | ozentekstil.com | udp |
| TR | 94.73.151.78:80 | ozentekstil.com | tcp |
| US | 8.8.8.8:53 | finbelportal.com | udp |
| US | 8.8.8.8:53 | telanganadigital.com | udp |
| US | 192.64.119.13:80 | telanganadigital.com | tcp |
| US | 8.8.8.8:53 | www.telanganadigital.com | udp |
| DE | 91.195.240.19:80 | www.telanganadigital.com | tcp |
Files
memory/2856-3-0x00000000001B0000-0x00000000001B9000-memory.dmp
memory/2856-2-0x0000000000270000-0x0000000000370000-memory.dmp
\Users\Admin\AppData\Local\Temp\CC4F.tmp
| MD5 | d124f55b9393c976963407dff51ffa79 |
| SHA1 | 2c7bbedd79791bfb866898c85b504186db610b5d |
| SHA256 | ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef |
| SHA512 | 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06 |
memory/2856-6-0x0000000000400000-0x0000000001411000-memory.dmp
memory/1176-7-0x0000000002A60000-0x0000000002A75000-memory.dmp
memory/2856-8-0x0000000000400000-0x0000000001411000-memory.dmp
C:\Users\Admin\AppData\Roaming\ugebdcu
| MD5 | bb6a3d996b7d0044a8a02664a6819077 |
| SHA1 | 70e521ef1edf85e7a39e2e84d7c4e0543ade49d4 |
| SHA256 | 0cb3b217638e2dfb78fee55c413f25adf555ff110e6490117f2512e19cf6dbe0 |
| SHA512 | 752f8c0e5330f96622a709caf637663d99469ce6eb1db3f7fd768f75a6b86ed322ad5f24dac4cb74a49751e2cb724cf09cb9560ebb43bd9778832bb383701ba9 |
memory/2412-18-0x0000000001540000-0x0000000001640000-memory.dmp
memory/2412-19-0x0000000000400000-0x0000000001411000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-08 13:47
Reported
2024-03-08 13:50
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
151s
Command Line
Signatures
SmokeLoader
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\ebbrjgd | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\ebbrjgd | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Roaming\ebbrjgd | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Roaming\ebbrjgd | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Roaming\ebbrjgd | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ | N/A | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ | N/A | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe | N/A |
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Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe
"C:\Users\Admin\AppData\Local\Temp\bb6a3d996b7d0044a8a02664a6819077.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2296 -ip 2296
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2296 -s 392
C:\Users\Admin\AppData\Roaming\ebbrjgd
C:\Users\Admin\AppData\Roaming\ebbrjgd
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.5.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | conceitosseg.com | udp |
| US | 8.8.8.8:53 | integrasidata.com | udp |
| SG | 172.104.187.4:80 | integrasidata.com | tcp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ozentekstil.com | udp |
| TR | 94.73.151.78:80 | ozentekstil.com | tcp |
| US | 8.8.8.8:53 | finbelportal.com | udp |
| US | 8.8.8.8:53 | telanganadigital.com | udp |
| US | 192.64.119.13:80 | telanganadigital.com | tcp |
| US | 8.8.8.8:53 | 56.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.187.104.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 78.151.73.94.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.telanganadigital.com | udp |
| DE | 91.195.240.19:80 | www.telanganadigital.com | tcp |
| US | 8.8.8.8:53 | 19.240.195.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.119.64.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 174.178.17.96.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 | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| 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 | 170.117.168.52.in-addr.arpa | udp |
Files
memory/2296-1-0x00000000015C0000-0x00000000016C0000-memory.dmp
memory/2296-2-0x0000000003160000-0x0000000003169000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\CC4F.tmp
| MD5 | 4f3387277ccbd6d1f21ac5c07fe4ca68 |
| SHA1 | e16506f662dc92023bf82def1d621497c8ab5890 |
| SHA256 | 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac |
| SHA512 | 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219 |
memory/2296-7-0x0000000000400000-0x0000000001411000-memory.dmp
memory/3360-8-0x0000000002C90000-0x0000000002CA5000-memory.dmp
memory/2296-11-0x0000000000400000-0x0000000001411000-memory.dmp
C:\Users\Admin\AppData\Roaming\ebbrjgd
| MD5 | bb6a3d996b7d0044a8a02664a6819077 |
| SHA1 | 70e521ef1edf85e7a39e2e84d7c4e0543ade49d4 |
| SHA256 | 0cb3b217638e2dfb78fee55c413f25adf555ff110e6490117f2512e19cf6dbe0 |
| SHA512 | 752f8c0e5330f96622a709caf637663d99469ce6eb1db3f7fd768f75a6b86ed322ad5f24dac4cb74a49751e2cb724cf09cb9560ebb43bd9778832bb383701ba9 |
memory/4488-23-0x00000000014B0000-0x00000000015B0000-memory.dmp
memory/4488-24-0x0000000000400000-0x0000000001411000-memory.dmp