Analysis Overview
SHA256
8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439
Threat Level: Known bad
The file 8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe was found to be: Known bad.
Malicious Activity Summary
AgentTesla
Detects executables referencing Windows vault credential objects. Observed in infostealers
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Detects executables referencing many email and collaboration clients. Observed in information stealers
Detects executables referencing many file transfer clients. Observed in information stealers
Detect packed .NET executables. Mostly AgentTeslaV4.
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Detects executables packed with or use KoiVM
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-06-12 01:42
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-12 01:42
Reported
2024-06-12 01:45
Platform
win7-20240419-en
Max time kernel
122s
Max time network
123s
Command Line
Signatures
AgentTesla
Detect packed .NET executables. Mostly AgentTeslaV4.
| 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 |
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
| 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 |
Detects executables packed with or use KoiVM
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables referencing Windows vault credential objects. Observed in infostealers
| 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 |
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
| 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 |
Detects executables referencing many email and collaboration clients. Observed in information stealers
| 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 |
Detects executables referencing many file transfer clients. Observed in information stealers
| 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 |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2420 set thread context of 2220 | N/A | C:\Users\Admin\AppData\Local\Temp\8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe
"C:\Users\Admin\AppData\Local\Temp\8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2420 -s 672
Network
Files
memory/2420-0-0x000007FEF6183000-0x000007FEF6184000-memory.dmp
memory/2420-1-0x00000000001E0000-0x00000000001EE000-memory.dmp
memory/2420-2-0x000007FEF6180000-0x000007FEF6B6C000-memory.dmp
memory/2420-3-0x000000001A5C0000-0x000000001A654000-memory.dmp
memory/2220-8-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2220-17-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2220-15-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2220-13-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2220-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2220-10-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2220-6-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2220-4-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2220-18-0x0000000074D4E000-0x0000000074D4F000-memory.dmp
memory/2220-19-0x0000000074D40000-0x000000007542E000-memory.dmp
memory/2420-20-0x000007FEF6183000-0x000007FEF6184000-memory.dmp
memory/2420-21-0x000007FEF6180000-0x000007FEF6B6C000-memory.dmp
memory/2220-22-0x0000000074D4E000-0x0000000074D4F000-memory.dmp
memory/2220-23-0x0000000074D40000-0x000000007542E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-12 01:42
Reported
2024-06-12 01:45
Platform
win10v2004-20240508-en
Max time kernel
143s
Max time network
99s
Command Line
Signatures
AgentTesla
Detect packed .NET executables. Mostly AgentTeslaV4.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables packed with or use KoiVM
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables referencing Windows vault credential objects. Observed in infostealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables referencing many email and collaboration clients. Observed in information stealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables referencing many file transfer clients. Observed in information stealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4612 set thread context of 1308 | N/A | C:\Users\Admin\AppData\Local\Temp\8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe
"C:\Users\Admin\AppData\Local\Temp\8819d137ba69b96b3f3c28cca74603e86c4ecea2c821e5332452a51258176439.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.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 |
| US | 52.111.229.43:443 | tcp |
Files
memory/4612-0-0x00007FFAE1083000-0x00007FFAE1085000-memory.dmp
memory/4612-1-0x00000129DC950000-0x00000129DC95E000-memory.dmp
memory/4612-2-0x00007FFAE1080000-0x00007FFAE1B41000-memory.dmp
memory/4612-3-0x00000129F8120000-0x00000129F81B4000-memory.dmp
memory/1308-4-0x0000000000400000-0x0000000000440000-memory.dmp
memory/1308-5-0x000000007481E000-0x000000007481F000-memory.dmp
memory/1308-6-0x0000000005CF0000-0x0000000006294000-memory.dmp
memory/1308-7-0x00000000057B0000-0x0000000005816000-memory.dmp
memory/1308-8-0x0000000074810000-0x0000000074FC0000-memory.dmp
memory/4612-9-0x00007FFAE1080000-0x00007FFAE1B41000-memory.dmp
memory/1308-10-0x0000000006650000-0x00000000066A0000-memory.dmp
memory/1308-11-0x0000000006740000-0x00000000067D2000-memory.dmp
memory/1308-12-0x00000000066D0000-0x00000000066DA000-memory.dmp
memory/1308-13-0x000000007481E000-0x000000007481F000-memory.dmp
memory/1308-14-0x0000000074810000-0x0000000074FC0000-memory.dmp