Analysis
- max time kernel
54s - max time network
130s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/11/2020, 19:48
Static task
static1
Behavioral task
behavioral1
Sample
PO.exe
Resource
win7v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
PO.exe
Resource
win10v20201028
0 signatures
0 seconds
General
- Target PO.exe
- Size 446KB
- Sample201109-cd8xvhwysj
- SHA256 fd9d2ae85f8ee25995f7b8580bffd4f4fbff641edf5852e456cbd9df3c2abd19
- MD5 04b3b2b2276270c97f310f5406d28ace
- SHA1 dea3d6a58ca98fcc31c6b76422e2042248dae98f
- SHA512 94e43e3a2ccf1379fc12e98aa0255488fbccc82e29b2972b5defc6724b78381b0d60ab73bd7a2c2bc98d66c593148c96199deea5eb2e5568607864fae6557f69
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Credentials
-
Protocol
smtp
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Host
smtp.yandex.com
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Port
587
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Username
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Password
myhp6000
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
smtp.yandex.com
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Port
587
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Username
-
Password
myhp6000
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
resource yara_rule behavioral2/memory/2832-2-0x0000000000400000-0x0000000000450000-memory.dmp family_agenttesla behavioral2/memory/2832-3-0x000000000044A9AE-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.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3152 set thread context of 2832 3152 PO.exe 78 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2664 schtasks.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3152 PO.exe 3152 PO.exe 2832 PO.exe 2832 PO.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3152 PO.exe Token: SeDebugPrivilege 2832 PO.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2832 PO.exe - Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 3152 wrote to memory of 2664 3152 PO.exe 75 PID 3152 wrote to memory of 2664 3152 PO.exe 75 PID 3152 wrote to memory of 2664 3152 PO.exe 75 PID 3152 wrote to memory of 2824 3152 PO.exe 77 PID 3152 wrote to memory of 2824 3152 PO.exe 77 PID 3152 wrote to memory of 2824 3152 PO.exe 77 PID 3152 wrote to memory of 2832 3152 PO.exe 78 PID 3152 wrote to memory of 2832 3152 PO.exe 78 PID 3152 wrote to memory of 2832 3152 PO.exe 78 PID 3152 wrote to memory of 2832 3152 PO.exe 78 PID 3152 wrote to memory of 2832 3152 PO.exe 78 PID 3152 wrote to memory of 2832 3152 PO.exe 78 PID 3152 wrote to memory of 2832 3152 PO.exe 78 PID 3152 wrote to memory of 2832 3152 PO.exe 78 PID 2832 wrote to memory of 3344 2832 PO.exe 82 PID 2832 wrote to memory of 3344 2832 PO.exe 82 PID 2832 wrote to memory of 3344 2832 PO.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\PO.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3152 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dAPAPzWGYc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp39C3.tmp"2⤵
- Creates scheduled task(s)
PID:2664
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C:\Users\Admin\AppData\Local\Temp\PO.exe"{path}"2⤵PID:2824
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C:\Users\Admin\AppData\Local\Temp\PO.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2832 -
C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵PID:3344
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