Analysis
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max time kernel
120s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
04-12-2023 15:45
Static task
static1
Behavioral task
behavioral1
Sample
OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe
Resource
win10v2004-20231127-en
General
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Target
OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe
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Size
909KB
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MD5
0167b00f658c04b84b22927a449106eb
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SHA1
177e099d9470f371f53d063b9c68703cde2b6977
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SHA256
1fa497fd2ea5004a12f885d7dac2b47c0494aae2fbe45eb70f96a7f3bb03cbd1
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SHA512
d4bc3736404708398349efb8f190887c48d7d06f86115a2a51ebd030fea031230892e86614aff3a2bcd75c4fa67d902cfd1ed72a960e7dc41e68f99219d2253f
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SSDEEP
24576:9Tm4Qyr3+0Dda+2GBxy0QbiU+XL9XKMvO:xm4Y0DtvBQbL8LT
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail5.planetc.net - Port:
587 - Username:
[email protected] - Password:
623434@esit - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exedescription pid process target process PID 1736 set thread context of 2580 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe RegSvcs.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exeRegSvcs.exepowershell.exepowershell.exepid process 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe 2580 RegSvcs.exe 2580 RegSvcs.exe 2712 powershell.exe 2776 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exeRegSvcs.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe Token: SeDebugPrivilege 2580 RegSvcs.exe Token: SeDebugPrivilege 2712 powershell.exe Token: SeDebugPrivilege 2776 powershell.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exedescription pid process target process PID 1736 wrote to memory of 2712 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe powershell.exe PID 1736 wrote to memory of 2712 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe powershell.exe PID 1736 wrote to memory of 2712 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe powershell.exe PID 1736 wrote to memory of 2712 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe powershell.exe PID 1736 wrote to memory of 2776 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe powershell.exe PID 1736 wrote to memory of 2776 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe powershell.exe PID 1736 wrote to memory of 2776 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe powershell.exe PID 1736 wrote to memory of 2776 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe powershell.exe PID 1736 wrote to memory of 2828 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe schtasks.exe PID 1736 wrote to memory of 2828 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe schtasks.exe PID 1736 wrote to memory of 2828 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe schtasks.exe PID 1736 wrote to memory of 2828 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe schtasks.exe PID 1736 wrote to memory of 2580 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe RegSvcs.exe PID 1736 wrote to memory of 2580 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe RegSvcs.exe PID 1736 wrote to memory of 2580 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe RegSvcs.exe PID 1736 wrote to memory of 2580 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe RegSvcs.exe PID 1736 wrote to memory of 2580 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe RegSvcs.exe PID 1736 wrote to memory of 2580 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe RegSvcs.exe PID 1736 wrote to memory of 2580 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe RegSvcs.exe PID 1736 wrote to memory of 2580 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe RegSvcs.exe PID 1736 wrote to memory of 2580 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe RegSvcs.exe PID 1736 wrote to memory of 2580 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe RegSvcs.exe PID 1736 wrote to memory of 2580 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe RegSvcs.exe PID 1736 wrote to memory of 2580 1736 OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe"C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1736 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE.pdf_____________________________________________________________________________.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2712 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gbEFiipzn.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2776 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gbEFiipzn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBDC3.tmp"2⤵
- Creates scheduled task(s)
PID:2828 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2580
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5c15adb57db42e6f36e48d860da1be31a
SHA117cf78600f672cd51adf2b64cb2aff34fb981ef3
SHA256cbf371ebec2b5c67d835b87d84267658e26ace10555f76548272ce07ded350ff
SHA51250d0bb788ccd0483a9a8f4482aee92a24d75bfda2361317f95e7fdbf26d72641569370664547140ddd32b80e5a618d7d3ae9ed3626e0c65a9755cfb13a093c26