Analysis
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max time kernel
134s -
max time network
137s -
platform
windows10_x64 -
resource
win10 -
submitted
08-07-2020 06:39
Static task
static1
Behavioral task
behavioral1
Sample
Proforma Invoice.pdf.exe
Resource
win7
Behavioral task
behavioral2
Sample
Proforma Invoice.pdf.exe
Resource
win10
General
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Target
Proforma Invoice.pdf.exe
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Size
895KB
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MD5
1a250202823dc2918d29aa7382e57cc0
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SHA1
0fc67becff90b1c320cef1517dc27533e688f908
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SHA256
cfadd7df7cc82715d61fdab7c61ccda630542c6d4e860cfc87bebde2ad0e4cc1
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SHA512
1b5680f86683247fd295f90ee36a1718d3ab10b71c0f80077eaa72693fdbd25b5dad508992a06318e1d3ba7a889616c6cb9cc7e67d5e240f6fff7acb6f3f5142
Malware Config
Extracted
Protocol: smtp- Host:
smtp.yandex.ru - Port:
587 - Username:
[email protected] - Password:
kingmoney12345
Signatures
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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 WriteProcessMemory 8 IoCs
Processes:
Proforma Invoice.pdf.exedescription pid process target process PID 3820 wrote to memory of 3828 3820 Proforma Invoice.pdf.exe Proforma Invoice.pdf.exe PID 3820 wrote to memory of 3828 3820 Proforma Invoice.pdf.exe Proforma Invoice.pdf.exe PID 3820 wrote to memory of 3828 3820 Proforma Invoice.pdf.exe Proforma Invoice.pdf.exe PID 3820 wrote to memory of 3828 3820 Proforma Invoice.pdf.exe Proforma Invoice.pdf.exe PID 3820 wrote to memory of 3828 3820 Proforma Invoice.pdf.exe Proforma Invoice.pdf.exe PID 3820 wrote to memory of 3828 3820 Proforma Invoice.pdf.exe Proforma Invoice.pdf.exe PID 3820 wrote to memory of 3828 3820 Proforma Invoice.pdf.exe Proforma Invoice.pdf.exe PID 3820 wrote to memory of 3828 3820 Proforma Invoice.pdf.exe Proforma Invoice.pdf.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Proforma Invoice.pdf.exedescription pid process target process PID 3820 set thread context of 3828 3820 Proforma Invoice.pdf.exe Proforma Invoice.pdf.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Proforma Invoice.pdf.exedescription pid process Token: SeDebugPrivilege 3828 Proforma Invoice.pdf.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
Proforma Invoice.pdf.exepid process 3828 Proforma Invoice.pdf.exe 3828 Proforma Invoice.pdf.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Proforma Invoice.pdf.exepid process 3828 Proforma Invoice.pdf.exe -
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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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
Processes
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C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.pdf.exe"1⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
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C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.pdf.exe"{path}"2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx