Analysis
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max time kernel
144s -
max time network
37s -
platform
windows7_x64 -
resource
win7v200430 -
submitted
10-07-2020 13:31
Static task
static1
Behavioral task
behavioral1
Sample
inquiry.exe
Resource
win7v200430
Behavioral task
behavioral2
Sample
inquiry.exe
Resource
win10
General
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Target
inquiry.exe
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Size
449KB
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MD5
f68a1350469f33284215b4bdeece9684
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SHA1
a18e517eb1409c06d73cae87d3253ea83ad8c97f
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SHA256
ca8f27e8398ec81d1bbaa5714ef8bb4c557edeb706690bc031a3089c990bbef1
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SHA512
8d47ca1fe59f89112b09cde3648e8b2bc4d29cc9b5abcb3019b4d35fdf49d8e9671ca61674154a9ee02630b137af456b08e691996d04cfb1a3b72445d261867e
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
ikem123456789
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 4 IoCs
resource yara_rule behavioral1/memory/1852-2-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1852-3-0x000000000044C79E-mapping.dmp family_agenttesla behavioral1/memory/1852-4-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1852-5-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla -
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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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 676 set thread context of 1852 676 inquiry.exe 27 -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 676 inquiry.exe 1852 inquiry.exe 1852 inquiry.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 676 inquiry.exe Token: SeDebugPrivilege 1852 inquiry.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 676 wrote to memory of 1712 676 inquiry.exe 26 PID 676 wrote to memory of 1712 676 inquiry.exe 26 PID 676 wrote to memory of 1712 676 inquiry.exe 26 PID 676 wrote to memory of 1712 676 inquiry.exe 26 PID 676 wrote to memory of 1852 676 inquiry.exe 27 PID 676 wrote to memory of 1852 676 inquiry.exe 27 PID 676 wrote to memory of 1852 676 inquiry.exe 27 PID 676 wrote to memory of 1852 676 inquiry.exe 27 PID 676 wrote to memory of 1852 676 inquiry.exe 27 PID 676 wrote to memory of 1852 676 inquiry.exe 27 PID 676 wrote to memory of 1852 676 inquiry.exe 27 PID 676 wrote to memory of 1852 676 inquiry.exe 27 PID 676 wrote to memory of 1852 676 inquiry.exe 27 PID 1852 wrote to memory of 920 1852 inquiry.exe 29 PID 1852 wrote to memory of 920 1852 inquiry.exe 29 PID 1852 wrote to memory of 920 1852 inquiry.exe 29 PID 1852 wrote to memory of 920 1852 inquiry.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\inquiry.exe"C:\Users\Admin\AppData\Local\Temp\inquiry.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:676 -
C:\Users\Admin\AppData\Local\Temp\inquiry.exe"{path}"2⤵PID:1712
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C:\Users\Admin\AppData\Local\Temp\inquiry.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1852 -
C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵PID:920
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