Analysis
- max time kernel
91s - max time network
110s - platform
windows10_x64 - resource
win10 - submitted
13/07/2020, 11:28
Static task
static1
Behavioral task
behavioral1
Sample
ab953158dc7becaab002a73e470a407c.exe
Resource
win7v200430
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
ab953158dc7becaab002a73e470a407c.exe
Resource
win10
0 signatures
0 seconds
General
- Target ab953158dc7becaab002a73e470a407c.exe
- Size 330KB
- Sample200713-28evwrhf5a
- SHA256 0dde348228b5ad99d94e434be378b31e114ec0dbb9a008db1218d3a349ceea8b
- MD5 ab953158dc7becaab002a73e470a407c
- SHA1 14472408f8cd901022c2ecb57e9efcd9f654b482
- SHA512 4d4295d080542f77cf5b138e04ec39acc5876af82461cc0618be8a5dd3be1a01db9c3d67708c0030ed3d44b6e9507d4a8f6316f98397ee5015a5edfcb75d0a87
- MD5 SHA1 SHA512
Malware Config
Extracted
Credentials
-
Protocol
smtp
-
Host
mangero.xyz
-
Port
587
-
Username
-
Password
7213575aceACE@#$
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
mangero.xyz
-
Port
587
-
Username
-
Password
7213575aceACE@#$
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
resource yara_rule behavioral2/memory/3952-0-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral2/memory/3952-1-0x00000000004475BE-mapping.dmp family_agenttesla - Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\Run\prince = "C:\\Users\\Admin\\AppData\\Local\\Temp\\prince\\prince.exe" ab953158dc7becaab002a73e470a407c.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3588 set thread context of 3952 3588 ab953158dc7becaab002a73e470a407c.exe 68 - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3952 ab953158dc7becaab002a73e470a407c.exe 3952 ab953158dc7becaab002a73e470a407c.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3952 ab953158dc7becaab002a73e470a407c.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3952 ab953158dc7becaab002a73e470a407c.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3588 wrote to memory of 3952 3588 ab953158dc7becaab002a73e470a407c.exe 68 PID 3588 wrote to memory of 3952 3588 ab953158dc7becaab002a73e470a407c.exe 68 PID 3588 wrote to memory of 3952 3588 ab953158dc7becaab002a73e470a407c.exe 68 PID 3588 wrote to memory of 3952 3588 ab953158dc7becaab002a73e470a407c.exe 68 PID 3588 wrote to memory of 3952 3588 ab953158dc7becaab002a73e470a407c.exe 68 PID 3588 wrote to memory of 3952 3588 ab953158dc7becaab002a73e470a407c.exe 68 PID 3588 wrote to memory of 3952 3588 ab953158dc7becaab002a73e470a407c.exe 68 PID 3588 wrote to memory of 3952 3588 ab953158dc7becaab002a73e470a407c.exe 68
Processes
-
C:\Users\Admin\AppData\Local\Temp\ab953158dc7becaab002a73e470a407c.exe"C:\Users\Admin\AppData\Local\Temp\ab953158dc7becaab002a73e470a407c.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3588 -
C:\Users\Admin\AppData\Local\Temp\ab953158dc7becaab002a73e470a407c.exe"{path}"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3952
-
-
C:\Windows\Microsoft.Net\Framework64\v3.0\WPF\PresentationFontCache.exeC:\Windows\Microsoft.Net\Framework64\v3.0\WPF\PresentationFontCache.exe1⤵PID:3800