Analysis
- max time kernel
119s - max time network
136s - platform
windows10_x64 - resource
win10 - submitted
29/06/2020, 18:08
Static task
static1
Behavioral task
behavioral1
Sample
PO.exe
Resource
win7v200430
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
PO.exe
Resource
win10
0 signatures
0 seconds
General
- Target PO.exe
- Size 435KB
- Sample200629-fe3h25h8ce
- SHA256 404d422ffb09a4f24ad333ccdd211d0eb2ea84b650f095baadf3443fb6deb7b1
- MD5 28159c2ff019251165e9d2ada70be08e
- SHA1 94cbca8d04f668b0a3d71053077ebfe30b713530
- SHA512 ba0f192b535a992f609028e34d2764245827a28f02f19f0ef43b6c37152b4d177353b04e372d3c48257f44fa864b25954a25b8d560e22392ba3edb610361c35f
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Credentials
-
Protocol
smtp
-
Host
smtp.condeunt.com
-
Port
587
-
Username
-
Password
EM(ufuT3
Signatures
- Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 3384 wrote to memory of 540 3384 PO.exe 72 PID 3384 wrote to memory of 540 3384 PO.exe 72 PID 3384 wrote to memory of 540 3384 PO.exe 72 PID 3384 wrote to memory of 648 3384 PO.exe 74 PID 3384 wrote to memory of 648 3384 PO.exe 74 PID 3384 wrote to memory of 648 3384 PO.exe 74 PID 3384 wrote to memory of 648 3384 PO.exe 74 PID 3384 wrote to memory of 648 3384 PO.exe 74 PID 3384 wrote to memory of 648 3384 PO.exe 74 PID 3384 wrote to memory of 648 3384 PO.exe 74 PID 3384 wrote to memory of 648 3384 PO.exe 74 PID 648 wrote to memory of 1908 648 RegSvcs.exe 77 PID 648 wrote to memory of 1908 648 RegSvcs.exe 77 PID 648 wrote to memory of 1908 648 RegSvcs.exe 77 - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3384 set thread context of 648 3384 PO.exe 74 - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 648 RegSvcs.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 648 RegSvcs.exe 648 RegSvcs.exe - 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.
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Modifies registry key 1 TTPs 1 IoCs
pid Process 1908 REG.exe - Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 540 schtasks.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\PO.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe"1⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
PID:3384 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YchbTZZKkVZKFJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF085.tmp"2⤵
- Creates scheduled task(s)
PID:540
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"{path}"2⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
PID:648 -
C:\Windows\SysWOW64\REG.exeREG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer / v NoRun / t REG_DWORD / d 1 / f3⤵
- Modifies registry key
PID:1908
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