Analysis
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max time kernel
128s -
max time network
153s -
platform
windows10_x64 -
resource
win10v200430 -
submitted
07-07-2020 13:52
Static task
static1
Behavioral task
behavioral1
Sample
princex.exe
Resource
win7v200430
Behavioral task
behavioral2
Sample
princex.exe
Resource
win10v200430
General
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Target
princex.exe
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Size
783KB
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MD5
517c56fca7092cb0e10c7daf8f67d192
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SHA1
f2ff50c1fbe9f62f28bfed6be2ae11a4ff6d4ea2
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SHA256
ead74c9cce8a3bc5dec5f0bc9f860f90fcd6791cdacce3ecd59e3e96ac0035c9
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SHA512
3fe9dd681b54be81fa3085a94247db01caeb4ac2a1b9dbf33167fce7ed23ab1d12b224e69b00f7dac86e90e494b692c42c0feef8c9de475e8853664dba347e97
Malware Config
Extracted
Protocol: smtp- Host:
mangero.xyz - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@#$
Extracted
agenttesla
Protocol: smtp- Host:
mangero.xyz - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@#$
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/3716-3-0x0000000000400000-0x00000000004A5000-memory.dmp family_agenttesla behavioral2/memory/3716-4-0x00000000009C0000-0x0000000000A0C000-memory.dmp family_agenttesla -
Processes:
resource yara_rule behavioral2/memory/3716-0-0x0000000000400000-0x00000000004A5000-memory.dmp upx behavioral2/memory/3716-2-0x0000000000400000-0x00000000004A5000-memory.dmp upx behavioral2/memory/3716-3-0x0000000000400000-0x00000000004A5000-memory.dmp upx -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
princex.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1231583446-2617009595-2137880041-1000\Software\Microsoft\Windows\CurrentVersion\Run\prince = "C:\\Users\\Admin\\AppData\\Local\\Temp\\prince\\prince.exe" princex.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
princex.exedescription pid process target process PID 1616 set thread context of 3716 1616 princex.exe princex.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
princex.exeprincex.exepid process 1616 princex.exe 1616 princex.exe 3716 princex.exe 3716 princex.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
princex.exepid process 1616 princex.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
princex.exedescription pid process Token: SeDebugPrivilege 3716 princex.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
princex.exedescription pid process target process PID 1616 wrote to memory of 3716 1616 princex.exe princex.exe PID 1616 wrote to memory of 3716 1616 princex.exe princex.exe PID 1616 wrote to memory of 3716 1616 princex.exe princex.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\princex.exe"C:\Users\Admin\AppData\Local\Temp\princex.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\princex.exe"C:\Users\Admin\AppData\Local\Temp\princex.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/3716-0-0x0000000000400000-0x00000000004A5000-memory.dmpFilesize
660KB
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memory/3716-1-0x00000000004A3AB0-mapping.dmp
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memory/3716-2-0x0000000000400000-0x00000000004A5000-memory.dmpFilesize
660KB
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memory/3716-3-0x0000000000400000-0x00000000004A5000-memory.dmpFilesize
660KB
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memory/3716-4-0x00000000009C0000-0x0000000000A0C000-memory.dmpFilesize
304KB
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memory/3716-5-0x00000000023F2000-0x00000000023F3000-memory.dmpFilesize
4KB