Analysis Overview
SHA256
c406b733897d091408ed5a656cfbf043623a8d08092269918184ccefd87971f0
Threat Level: Known bad
The file c406b733897d091408ed5a656cfbf043623a8d08092269918184ccefd87971f0 was found to be: Known bad.
Malicious Activity Summary
Amadey
SectopRAT payload
SectopRAT
SystemBC
Downloads MZ/PE file
Blocklisted process makes network request
Executes dropped EXE
Drops startup file
Reads user/profile data of web browsers
Themida packer
VMProtect packed file
Loads dropped DLL
Adds Run key to start application
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-08-08 14:02
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-08-08 14:02
Reported
2023-08-08 14:04
Platform
win10-20230703-en
Max time kernel
141s
Max time network
144s
Command Line
Signatures
Amadey
SectopRAT
SectopRAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
SystemBC
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
Downloads MZ/PE file
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\edddegyjjykj.lnk | C:\Users\Admin\AppData\Local\Temp\c406b733897d091408ed5a656cfbf043623a8d08092269918184ccefd87971f0.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1000349051\BR.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
Reads user/profile data of web browsers
Themida packer
| 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 |
VMProtect packed file
| 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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4175128012-676912335-1083716439-1000\Software\Microsoft\Windows\CurrentVersion\Run\soc64win.dll = "rundll32 C:\\Users\\Admin\\AppData\\Local\\Temp\\1000058061\\soc64win.dll, rundll" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4175128012-676912335-1083716439-1000\Software\Microsoft\Windows\CurrentVersion\Run\BR.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1000349051\\BR.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1000349051\BR.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1320 set thread context of 2756 | N/A | C:\Users\Admin\AppData\Local\Temp\c406b733897d091408ed5a656cfbf043623a8d08092269918184ccefd87971f0.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1000349051\BR.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1000349051\BR.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\c406b733897d091408ed5a656cfbf043623a8d08092269918184ccefd87971f0.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c406b733897d091408ed5a656cfbf043623a8d08092269918184ccefd87971f0.exe
"C:\Users\Admin\AppData\Local\Temp\c406b733897d091408ed5a656cfbf043623a8d08092269918184ccefd87971f0.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Local\Temp\1000058061\soc64win.dll, rundll
C:\Windows\system32\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Local\Temp\1000058061\soc64win.dll, rundll
C:\Users\Admin\AppData\Local\Temp\1000349051\BR.exe
"C:\Users\Admin\AppData\Local\Temp\1000349051\BR.exe"
Network
| Country | Destination | Domain | Proto |
| DE | 45.9.74.182:80 | 45.9.74.182 | tcp |
| US | 8.8.8.8:53 | bejenaru-studio.ro | udp |
| RO | 176.126.201.5:80 | bejenaru-studio.ro | tcp |
| US | 8.8.8.8:53 | 182.74.9.45.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5.201.126.176.in-addr.arpa | udp |
| US | 8.8.8.8:53 | app.nunti-iasi.ro | udp |
| RO | 176.126.201.5:443 | app.nunti-iasi.ro | tcp |
| US | 8.8.8.8:53 | 240.81.21.72.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 142.33.222.23.in-addr.arpa | udp |
| RU | 95.143.190.57:15648 | tcp | |
| US | 8.8.8.8:53 | 57.190.143.95.in-addr.arpa | udp |
| RU | 5.42.65.67:4298 | tcp | |
| US | 8.8.8.8:53 | 67.65.42.5.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 45.8.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.3.248.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.57.101.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 169.117.168.52.in-addr.arpa | udp |
Files
memory/1320-118-0x0000000073B20000-0x000000007420E000-memory.dmp
memory/1320-117-0x0000000000DB0000-0x00000000010E4000-memory.dmp
memory/1320-119-0x00000000058E0000-0x000000000597C000-memory.dmp
memory/1320-120-0x0000000073B20000-0x000000007420E000-memory.dmp
memory/1320-121-0x0000000005870000-0x000000000588C000-memory.dmp
memory/1320-122-0x0000000005870000-0x0000000005885000-memory.dmp
memory/1320-123-0x0000000005870000-0x0000000005885000-memory.dmp
memory/1320-125-0x0000000005870000-0x0000000005885000-memory.dmp
memory/1320-127-0x0000000005870000-0x0000000005885000-memory.dmp
memory/1320-129-0x0000000005870000-0x0000000005885000-memory.dmp
memory/1320-131-0x0000000005870000-0x0000000005885000-memory.dmp
memory/1320-133-0x0000000005870000-0x0000000005885000-memory.dmp
memory/1320-135-0x0000000005870000-0x0000000005885000-memory.dmp
memory/1320-137-0x0000000005870000-0x0000000005885000-memory.dmp
memory/1320-139-0x0000000005870000-0x0000000005885000-memory.dmp
memory/1320-141-0x0000000005870000-0x0000000005885000-memory.dmp
memory/1320-143-0x0000000005870000-0x0000000005885000-memory.dmp
memory/1320-145-0x0000000005870000-0x0000000005885000-memory.dmp
memory/1320-146-0x0000000005860000-0x0000000005870000-memory.dmp
memory/1320-147-0x00000000058B0000-0x00000000058B1000-memory.dmp
memory/2756-148-0x0000000000400000-0x000000000043B000-memory.dmp
memory/2756-149-0x0000000000400000-0x000000000043B000-memory.dmp
memory/2756-150-0x0000000000400000-0x000000000043B000-memory.dmp
memory/2756-151-0x0000000000400000-0x000000000043B000-memory.dmp
memory/2756-152-0x0000000000400000-0x000000000043B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\1000058061\soc64win.dll
| MD5 | 62813c6cab9234e83949fcc563c33b57 |
| SHA1 | 474c9abc14fea035d0e80128dbd7260f0cbc42b2 |
| SHA256 | b2b82c1977c17aec7ba0074f56c0d61100e616a0ce72dab748ec4269db6c0793 |
| SHA512 | a29cdda3218566509cfc3d07b50bfe9ece45fd6a57cb12b649b283204191326e30746bc9d33c63b2e8281b65fd1f19cc79092b81e8cd67d593010c3574986542 |
C:\Users\Admin\AppData\Local\Temp\1000058061\soc64win.dll
| MD5 | 62813c6cab9234e83949fcc563c33b57 |
| SHA1 | 474c9abc14fea035d0e80128dbd7260f0cbc42b2 |
| SHA256 | b2b82c1977c17aec7ba0074f56c0d61100e616a0ce72dab748ec4269db6c0793 |
| SHA512 | a29cdda3218566509cfc3d07b50bfe9ece45fd6a57cb12b649b283204191326e30746bc9d33c63b2e8281b65fd1f19cc79092b81e8cd67d593010c3574986542 |
\Users\Admin\AppData\Local\Temp\1000058061\soc64win.dll
| MD5 | 62813c6cab9234e83949fcc563c33b57 |
| SHA1 | 474c9abc14fea035d0e80128dbd7260f0cbc42b2 |
| SHA256 | b2b82c1977c17aec7ba0074f56c0d61100e616a0ce72dab748ec4269db6c0793 |
| SHA512 | a29cdda3218566509cfc3d07b50bfe9ece45fd6a57cb12b649b283204191326e30746bc9d33c63b2e8281b65fd1f19cc79092b81e8cd67d593010c3574986542 |
\Users\Admin\AppData\Local\Temp\1000058061\soc64win.dll
| MD5 | 62813c6cab9234e83949fcc563c33b57 |
| SHA1 | 474c9abc14fea035d0e80128dbd7260f0cbc42b2 |
| SHA256 | b2b82c1977c17aec7ba0074f56c0d61100e616a0ce72dab748ec4269db6c0793 |
| SHA512 | a29cdda3218566509cfc3d07b50bfe9ece45fd6a57cb12b649b283204191326e30746bc9d33c63b2e8281b65fd1f19cc79092b81e8cd67d593010c3574986542 |
memory/4416-166-0x00007FFC56C40000-0x00007FFC576C4000-memory.dmp
memory/4416-165-0x00007FFC64AE0000-0x00007FFC64AE2000-memory.dmp
memory/4416-167-0x00007FFC622A0000-0x00007FFC622A2000-memory.dmp
memory/4416-164-0x00007FFC64AD0000-0x00007FFC64AD2000-memory.dmp
memory/4416-169-0x00007FFC61580000-0x00007FFC61582000-memory.dmp
memory/4416-168-0x00007FFC622B0000-0x00007FFC622B2000-memory.dmp
memory/4416-170-0x00007FFC61590000-0x00007FFC61592000-memory.dmp
memory/4416-172-0x00007FFC64AF0000-0x00007FFC64AF2000-memory.dmp
memory/4416-173-0x00007FFC56C40000-0x00007FFC576C4000-memory.dmp
memory/1320-177-0x0000000005860000-0x0000000005870000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\1000349051\BR.exe
| MD5 | 608638750dcc078dbd10555303bcce9f |
| SHA1 | 29cf6801805f4b3b643aefda8e3f0a71d041f37e |
| SHA256 | 81f4e0d6a70f14c3e07241196bd7f5318e302c28c64ca4bb876f4e25fbc3e5d2 |
| SHA512 | 333d763d6008ae56c9c2383bff20443ebbbdeca525a62b4e3b7e1acebe260f36e0d806a43f4ea8781c1600707c8bb700760771ca2e9f3c10e2af987141227c58 |
memory/2756-184-0x0000000000400000-0x000000000043B000-memory.dmp
memory/2756-187-0x0000000000400000-0x000000000043B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\1000349051\BR.exe
| MD5 | 608638750dcc078dbd10555303bcce9f |
| SHA1 | 29cf6801805f4b3b643aefda8e3f0a71d041f37e |
| SHA256 | 81f4e0d6a70f14c3e07241196bd7f5318e302c28c64ca4bb876f4e25fbc3e5d2 |
| SHA512 | 333d763d6008ae56c9c2383bff20443ebbbdeca525a62b4e3b7e1acebe260f36e0d806a43f4ea8781c1600707c8bb700760771ca2e9f3c10e2af987141227c58 |
C:\Users\Admin\AppData\Local\Temp\1000349051\BR.exe
| MD5 | 608638750dcc078dbd10555303bcce9f |
| SHA1 | 29cf6801805f4b3b643aefda8e3f0a71d041f37e |
| SHA256 | 81f4e0d6a70f14c3e07241196bd7f5318e302c28c64ca4bb876f4e25fbc3e5d2 |
| SHA512 | 333d763d6008ae56c9c2383bff20443ebbbdeca525a62b4e3b7e1acebe260f36e0d806a43f4ea8781c1600707c8bb700760771ca2e9f3c10e2af987141227c58 |
memory/4840-190-0x0000000000400000-0x0000000000B4E000-memory.dmp
memory/4840-191-0x0000000076250000-0x0000000076320000-memory.dmp
memory/4840-192-0x0000000077A60000-0x0000000077C22000-memory.dmp
memory/4840-193-0x0000000076250000-0x0000000076320000-memory.dmp
memory/4840-194-0x0000000076250000-0x0000000076320000-memory.dmp
memory/4840-196-0x0000000077A60000-0x0000000077C22000-memory.dmp
memory/4840-197-0x0000000077A60000-0x0000000077C22000-memory.dmp
memory/1320-203-0x0000000073B20000-0x000000007420E000-memory.dmp
memory/4840-204-0x0000000000400000-0x0000000000B4E000-memory.dmp
memory/4840-205-0x00000000050F0000-0x00000000055EE000-memory.dmp
memory/4840-206-0x0000000005010000-0x00000000050A2000-memory.dmp
memory/4840-207-0x00000000055F0000-0x00000000057B2000-memory.dmp
memory/4840-208-0x00000000057C0000-0x0000000005836000-memory.dmp
memory/4840-209-0x0000000005860000-0x00000000058B0000-memory.dmp
memory/4840-210-0x00000000058C0000-0x0000000005926000-memory.dmp
memory/4840-211-0x0000000005FD0000-0x0000000005FFE000-memory.dmp
memory/4840-212-0x0000000006000000-0x0000000006038000-memory.dmp
memory/4840-213-0x0000000006490000-0x00000000069BC000-memory.dmp
memory/4840-214-0x0000000006AC0000-0x0000000006ADE000-memory.dmp
memory/4840-216-0x0000000000400000-0x0000000000B4E000-memory.dmp
memory/4840-217-0x0000000076250000-0x0000000076320000-memory.dmp
memory/4840-218-0x0000000076250000-0x0000000076320000-memory.dmp
memory/4840-219-0x0000000077A60000-0x0000000077C22000-memory.dmp
memory/4840-220-0x0000000076250000-0x0000000076320000-memory.dmp