Analysis Overview
SHA256
b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09
Threat Level: Known bad
The file b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe was found to be: Known bad.
Malicious Activity Summary
Contains code to disable Windows Defender
BlackNET
Blacknet family
BlackNET Payload
Adds Run key to start application
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-04-14 01:21
Signatures
BlackNET Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Blacknet family
Contains code to disable Windows Defender
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2022-04-14 01:21
Reported
2022-04-14 01:29
Platform
win7-20220310-en
Max time kernel
4294125s
Max time network
156s
Command Line
Signatures
BlackNET
BlackNET Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Contains code to disable Windows Defender
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Windows\CurrentVersion\Run\df7427b5e05183e625345c3c37ef31c0 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe" | C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"
C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe"
C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\svchosts.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\svchosts.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | finalb.xyz | udp |
Files
memory/1660-54-0x0000000000AA0000-0x0000000000AA2000-memory.dmp
memory/1660-55-0x000007FEEEE80000-0x000007FEEFF16000-memory.dmp
memory/1660-56-0x0000000000AA6000-0x0000000000AC5000-memory.dmp
memory/1660-57-0x0000000000ADC000-0x0000000000ADE000-memory.dmp
memory/1660-58-0x0000000000ADE000-0x0000000000AE0000-memory.dmp
memory/1660-59-0x0000000000AE1000-0x0000000000AE3000-memory.dmp
memory/1660-60-0x0000000000AF1000-0x0000000000AF5000-memory.dmp
memory/1660-61-0x0000000000AF5000-0x0000000000AF9000-memory.dmp
memory/1660-62-0x0000000000AF9000-0x0000000000AFD000-memory.dmp
memory/1660-63-0x0000000000AE3000-0x0000000000AE5000-memory.dmp
memory/1660-64-0x0000000000B09000-0x0000000000B0D000-memory.dmp
memory/1660-65-0x0000000000AE5000-0x0000000000AE7000-memory.dmp
memory/1660-66-0x0000000000AE7000-0x0000000000AE9000-memory.dmp
memory/1660-67-0x0000000000AE9000-0x0000000000AEB000-memory.dmp
memory/1660-68-0x0000000000AEB000-0x0000000000AED000-memory.dmp
memory/1660-69-0x0000000000AED000-0x0000000000AF1000-memory.dmp
memory/1660-70-0x0000000000B0D000-0x0000000000B15000-memory.dmp
memory/1660-71-0x0000000000AFD000-0x0000000000B01000-memory.dmp
memory/1660-72-0x0000000000B01000-0x0000000000B05000-memory.dmp
memory/1660-73-0x0000000000B05000-0x0000000000B09000-memory.dmp
memory/1660-74-0x0000000000B15000-0x0000000000B20000-memory.dmp
memory/1660-75-0x000000001F4D9000-0x000000001F4E1000-memory.dmp
memory/1660-76-0x000000001F4E1000-0x000000001F4E9000-memory.dmp
memory/1660-77-0x000000001F4E9000-0x000000001F4F1000-memory.dmp
memory/1660-78-0x000000001F4F1000-0x000000001F4F9000-memory.dmp
memory/1660-79-0x000000001F4D0000-0x000000001F4D9000-memory.dmp
memory/1660-80-0x000000001F4F9000-0x000000001F501000-memory.dmp
memory/1660-81-0x0000000000B09000-0x0000000000B0C000-memory.dmp
memory/1660-82-0x0000000000ADA000-0x0000000000ADF000-memory.dmp
memory/1660-83-0x000000001F4E9000-0x000000001F4F0000-memory.dmp
memory/1660-84-0x0000000000ADA000-0x0000000000ADD000-memory.dmp
memory/1660-85-0x0000000000AE1000-0x0000000000AE6000-memory.dmp
memory/1660-86-0x0000000000ADA000-0x0000000000ADD000-memory.dmp
memory/1660-87-0x000000001F4F9000-0x000000001F500000-memory.dmp
memory/1660-88-0x0000000000AE2000-0x0000000000AE6000-memory.dmp
memory/1660-89-0x0000000000AE4000-0x0000000000AE6000-memory.dmp
memory/1660-90-0x000000001F4E9000-0x000000001F4F0000-memory.dmp
memory/1660-91-0x000000001F4E9000-0x000000001F4ED000-memory.dmp
memory/1660-92-0x000000001F4E9000-0x000000001F4EB000-memory.dmp
memory/1660-93-0x0000000000AE1000-0x0000000000AE6000-memory.dmp
memory/1660-94-0x000000001F4E9000-0x000000001F4F0000-memory.dmp
memory/1660-95-0x0000000000AE1000-0x0000000000AE5000-memory.dmp
memory/1660-96-0x0000000000AE3000-0x0000000000AE6000-memory.dmp
memory/1660-97-0x000000001F4F9000-0x000000001F500000-memory.dmp
memory/1660-98-0x000000001F4D1000-0x000000001F4D8000-memory.dmp
memory/1660-99-0x000000001F4ED000-0x000000001F4EF000-memory.dmp
memory/1660-100-0x000000001F4E9000-0x000000001F4EC000-memory.dmp
memory/1660-101-0x000000001F4D5000-0x000000001F4E0000-memory.dmp
memory/1660-102-0x0000000000ACB000-0x0000000000AD8000-memory.dmp
memory/1660-103-0x000000001F4DA000-0x000000001F4DD000-memory.dmp
memory/1660-104-0x000000001F4FB000-0x000000001F4FE000-memory.dmp
memory/1540-105-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe
| MD5 | c4f79edc4498c5570495bb36fc942134 |
| SHA1 | 00046b588252502480e8e708a22d25ae1d9b05fa |
| SHA256 | b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09 |
| SHA512 | 07bdeb39b35835a752886c2d308a68d263b36e8372d2bf320ede5b85252d14e284985d0889dfa9fcffec7ede7c3585a46cb0165b00be903755ffe63cacb21cef |
C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\WindowsUpdate.exe
| MD5 | c4f79edc4498c5570495bb36fc942134 |
| SHA1 | 00046b588252502480e8e708a22d25ae1d9b05fa |
| SHA256 | b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09 |
| SHA512 | 07bdeb39b35835a752886c2d308a68d263b36e8372d2bf320ede5b85252d14e284985d0889dfa9fcffec7ede7c3585a46cb0165b00be903755ffe63cacb21cef |
memory/1540-108-0x000007FEEEE80000-0x000007FEEFF16000-memory.dmp
memory/1540-109-0x0000000001ED0000-0x0000000001ED2000-memory.dmp
memory/1540-110-0x0000000001ED6000-0x0000000001EF5000-memory.dmp
memory/1540-111-0x0000000001F0C000-0x0000000001F0E000-memory.dmp
memory/1540-112-0x0000000001F21000-0x0000000001F24000-memory.dmp
memory/1540-115-0x0000000001F0E000-0x0000000001F10000-memory.dmp
memory/1540-116-0x0000000001F11000-0x0000000001F13000-memory.dmp
memory/1540-122-0x0000000001F1D000-0x0000000001F21000-memory.dmp
memory/1540-121-0x0000000001F1B000-0x0000000001F1D000-memory.dmp
memory/1540-120-0x0000000001F19000-0x0000000001F1B000-memory.dmp
memory/1540-119-0x0000000001F17000-0x0000000001F19000-memory.dmp
memory/1540-118-0x0000000001F15000-0x0000000001F17000-memory.dmp
memory/1540-117-0x0000000001F13000-0x0000000001F15000-memory.dmp
memory/1540-114-0x0000000001EFB000-0x0000000001EFF000-memory.dmp
memory/1540-113-0x0000000001F11000-0x0000000001F16000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\svchosts.exe
| MD5 | 89dd6e72358a669b7d6e2348307a7af7 |
| SHA1 | 0db348f3c6114a45d71f4d218e0e088b71c7bb0a |
| SHA256 | ad34794058212006ae974fcc6a0242598e6d020f08044439e3512773cd402b7e |
| SHA512 | 93b8a47686d7491281a0809b138a6244a535302ba0d6b2146849e9888632c72b6223ae8eb7a24f1006aaf57ab947a8f43719cff4837df559e7bf42f52c63856b |
memory/576-148-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\svchosts.exe
| MD5 | 89dd6e72358a669b7d6e2348307a7af7 |
| SHA1 | 0db348f3c6114a45d71f4d218e0e088b71c7bb0a |
| SHA256 | ad34794058212006ae974fcc6a0242598e6d020f08044439e3512773cd402b7e |
| SHA512 | 93b8a47686d7491281a0809b138a6244a535302ba0d6b2146849e9888632c72b6223ae8eb7a24f1006aaf57ab947a8f43719cff4837df559e7bf42f52c63856b |
memory/576-151-0x000007FEEEE80000-0x000007FEEFF16000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-04-14 01:21
Reported
2022-04-14 01:29
Platform
win10v2004-20220310-en
Max time kernel
130s
Max time network
168s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2968 wrote to memory of 3240 | N/A | C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe | C:\Windows\system32\fondue.exe |
| PID 2968 wrote to memory of 3240 | N/A | C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe | C:\Windows\system32\fondue.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe
"C:\Users\Admin\AppData\Local\Temp\b33d569af5e490875d6473c6402797ddb4ce639bb1f1cf7f67698eeafa625f09.exe"
C:\Windows\system32\fondue.exe
"C:\Windows\system32\fondue.exe" /enable-feature:NetFx3 /caller-name:mscoreei.dll
Network
Files
memory/3240-134-0x0000000000000000-mapping.dmp