Analysis
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max time kernel
118s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system -
submitted
05-12-2023 08:03
Static task
static1
Behavioral task
behavioral1
Sample
payment status.pdf.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
payment status.pdf.exe
Resource
win10v2004-20231127-en
General
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Target
payment status.pdf.exe
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Size
1020KB
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MD5
95db39b63d249c820c8f4049e0f6cb47
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SHA1
c7aea8439dc96bdbedb2f6c132ec3507818b66c4
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SHA256
411b46ed90780c211a99c7b85b753aade4eb1d5e63f3172f0a8149edf109237a
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SHA512
1bfe8a034f2411498768819e2c4511f657512cf8fe51c7f868557e7a1e507ca08f514a01433261b5116232886546732151c1b1f17f7af742761f2ff3afbeab06
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SSDEEP
24576:HR34/up+pJCy9lInPiYgpcU7GPm8UXYz1q:x38PJCQ3IPqXV
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.bezzleauto.com - Port:
587 - Username:
[email protected] - Password:
kex#-rHjHM4qKk52 - 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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Suspicious use of SetThreadContext 1 IoCs
Processes:
payment status.pdf.exedescription pid process target process PID 2428 set thread context of 2820 2428 payment status.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 4 IoCs
Processes:
powershell.exepowershell.exeRegSvcs.exepid process 3032 powershell.exe 1924 powershell.exe 2820 RegSvcs.exe 2820 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
powershell.exepowershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 3032 powershell.exe Token: SeDebugPrivilege 1924 powershell.exe Token: SeDebugPrivilege 2820 RegSvcs.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
payment status.pdf.exedescription pid process target process PID 2428 wrote to memory of 1924 2428 payment status.pdf.exe powershell.exe PID 2428 wrote to memory of 1924 2428 payment status.pdf.exe powershell.exe PID 2428 wrote to memory of 1924 2428 payment status.pdf.exe powershell.exe PID 2428 wrote to memory of 1924 2428 payment status.pdf.exe powershell.exe PID 2428 wrote to memory of 3032 2428 payment status.pdf.exe powershell.exe PID 2428 wrote to memory of 3032 2428 payment status.pdf.exe powershell.exe PID 2428 wrote to memory of 3032 2428 payment status.pdf.exe powershell.exe PID 2428 wrote to memory of 3032 2428 payment status.pdf.exe powershell.exe PID 2428 wrote to memory of 2080 2428 payment status.pdf.exe schtasks.exe PID 2428 wrote to memory of 2080 2428 payment status.pdf.exe schtasks.exe PID 2428 wrote to memory of 2080 2428 payment status.pdf.exe schtasks.exe PID 2428 wrote to memory of 2080 2428 payment status.pdf.exe schtasks.exe PID 2428 wrote to memory of 2820 2428 payment status.pdf.exe RegSvcs.exe PID 2428 wrote to memory of 2820 2428 payment status.pdf.exe RegSvcs.exe PID 2428 wrote to memory of 2820 2428 payment status.pdf.exe RegSvcs.exe PID 2428 wrote to memory of 2820 2428 payment status.pdf.exe RegSvcs.exe PID 2428 wrote to memory of 2820 2428 payment status.pdf.exe RegSvcs.exe PID 2428 wrote to memory of 2820 2428 payment status.pdf.exe RegSvcs.exe PID 2428 wrote to memory of 2820 2428 payment status.pdf.exe RegSvcs.exe PID 2428 wrote to memory of 2820 2428 payment status.pdf.exe RegSvcs.exe PID 2428 wrote to memory of 2820 2428 payment status.pdf.exe RegSvcs.exe PID 2428 wrote to memory of 2820 2428 payment status.pdf.exe RegSvcs.exe PID 2428 wrote to memory of 2820 2428 payment status.pdf.exe RegSvcs.exe PID 2428 wrote to memory of 2820 2428 payment status.pdf.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\payment status.pdf.exe"C:\Users\Admin\AppData\Local\Temp\payment status.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2428 -
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\payment status.pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1924 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zcEARB.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3032 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zcEARB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF96C.tmp"2⤵
- Creates scheduled task(s)
PID:2080 -
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:2820
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5d07264e1a866c85c7d9eb5828e124c5f
SHA11c5152e4176757ee5c6aabd7267528605eb091e8
SHA256d33430ae43c56ae885208cf50eca13c5c87f8b8328459c939d39dca386475486
SHA5125e6239af8d1e58e5ba4b16eed1c5eb2a2bea7665d478e6cc82306ac89d1c01cb94b2e9bddedb54f157cd62a5d46d29d0d31e96d25dfbb8a72c86491b5498dea8
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\ENPZKVS3EVBU68Z344J1.temp
Filesize7KB
MD570a687c94737f5078f6fcbe0e4493f06
SHA11f431396adb06e829877697eee582eb7ef7a4bf0
SHA256ac3674427159af0660a29b1a3b09aa949f1f6df9af1984df9ab1f7ce2cf03f89
SHA5125475e365076bf372f5c24855b607c1f6070b0cef3dca35163ef45a65c2103b490d806caae49afaa37f0df92ca6cda0ca5f55e5adfc50d5481b03c03678d4d7c1
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD570a687c94737f5078f6fcbe0e4493f06
SHA11f431396adb06e829877697eee582eb7ef7a4bf0
SHA256ac3674427159af0660a29b1a3b09aa949f1f6df9af1984df9ab1f7ce2cf03f89
SHA5125475e365076bf372f5c24855b607c1f6070b0cef3dca35163ef45a65c2103b490d806caae49afaa37f0df92ca6cda0ca5f55e5adfc50d5481b03c03678d4d7c1