Analysis
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max time kernel
121s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20231025-en -
resource tags
arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system -
submitted
01-12-2023 10:05
Static task
static1
Behavioral task
behavioral1
Sample
payment overdue (2).exe
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
payment overdue (2).exe
Resource
win10v2004-20231127-en
General
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Target
payment overdue (2).exe
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Size
837KB
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MD5
13e7ae190b0ab1250c199ac339217231
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SHA1
625b25670a86a8b9a7808d226919dec2a224339f
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SHA256
951f66b51f796de5f9298aa1f97c49e392083f6b570fb31df72610999fb50769
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SHA512
4eda095b17e782f4cc8ed58379d1787928e4fb32899069c48fbddc972e203c61cb93d9ffd1d7fb5220c7da3614814a75f7f42068480d707f60f1a8f11a2e438e
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SSDEEP
12288:yvmSJD+IFgicSDKNfGAIko3cajHh84/dUNMgBe9+hXpKm0qE+Fq:YmSJD1ZctNbIko3c684KiKhXQ2
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 overdue (2).exedescription pid process target process PID 2612 set thread context of 2648 2612 payment overdue (2).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 2632 powershell.exe 2684 powershell.exe 2648 RegSvcs.exe 2648 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
powershell.exepowershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 2632 powershell.exe Token: SeDebugPrivilege 2684 powershell.exe Token: SeDebugPrivilege 2648 RegSvcs.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
payment overdue (2).exedescription pid process target process PID 2612 wrote to memory of 2632 2612 payment overdue (2).exe powershell.exe PID 2612 wrote to memory of 2632 2612 payment overdue (2).exe powershell.exe PID 2612 wrote to memory of 2632 2612 payment overdue (2).exe powershell.exe PID 2612 wrote to memory of 2632 2612 payment overdue (2).exe powershell.exe PID 2612 wrote to memory of 2684 2612 payment overdue (2).exe powershell.exe PID 2612 wrote to memory of 2684 2612 payment overdue (2).exe powershell.exe PID 2612 wrote to memory of 2684 2612 payment overdue (2).exe powershell.exe PID 2612 wrote to memory of 2684 2612 payment overdue (2).exe powershell.exe PID 2612 wrote to memory of 2768 2612 payment overdue (2).exe schtasks.exe PID 2612 wrote to memory of 2768 2612 payment overdue (2).exe schtasks.exe PID 2612 wrote to memory of 2768 2612 payment overdue (2).exe schtasks.exe PID 2612 wrote to memory of 2768 2612 payment overdue (2).exe schtasks.exe PID 2612 wrote to memory of 2648 2612 payment overdue (2).exe RegSvcs.exe PID 2612 wrote to memory of 2648 2612 payment overdue (2).exe RegSvcs.exe PID 2612 wrote to memory of 2648 2612 payment overdue (2).exe RegSvcs.exe PID 2612 wrote to memory of 2648 2612 payment overdue (2).exe RegSvcs.exe PID 2612 wrote to memory of 2648 2612 payment overdue (2).exe RegSvcs.exe PID 2612 wrote to memory of 2648 2612 payment overdue (2).exe RegSvcs.exe PID 2612 wrote to memory of 2648 2612 payment overdue (2).exe RegSvcs.exe PID 2612 wrote to memory of 2648 2612 payment overdue (2).exe RegSvcs.exe PID 2612 wrote to memory of 2648 2612 payment overdue (2).exe RegSvcs.exe PID 2612 wrote to memory of 2648 2612 payment overdue (2).exe RegSvcs.exe PID 2612 wrote to memory of 2648 2612 payment overdue (2).exe RegSvcs.exe PID 2612 wrote to memory of 2648 2612 payment overdue (2).exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\payment overdue (2).exe"C:\Users\Admin\AppData\Local\Temp\payment overdue (2).exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2612 -
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 overdue (2).exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2632 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fiozYLdPAfrHi.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2684 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fiozYLdPAfrHi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8611.tmp"2⤵
- Creates scheduled task(s)
PID:2768 -
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:2648
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD52bc1f5d96c0182440ea02a57d5859b49
SHA1b88b47fa39ba0f33e079c1d79cbcf4af907066f5
SHA2568726164b90dd067392afda95e4e2f202e45e08725bc90b2b5593deb1fabb2ce9
SHA512e3373027e51f96399008c0df220011a0c20aa9b6e79e53ec8f1ca7ff348942b04169be7ed45ca0dd13709f91b48e3d25ff72f4860851b44c82ca83a3116e2c23
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\US17CJTEQ0WHJ08ILZIC.temp
Filesize7KB
MD50e7611deb3e92c021941e8092b33d14a
SHA1d0531751c53d386c9b36165e9bd9296e341cd849
SHA2569d83e00ddd0f7639edcb57b19dd9daeb0fec212b395531e5d88fea88e7025295
SHA5124f3f001c75d002f639e3465c653978e299693ecb6014ee98b543a55b2c0126ace8e0d1c5ca99ba2937a0be91ec8a699864326c17acc9bed4e86a87088c818f6f
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD50e7611deb3e92c021941e8092b33d14a
SHA1d0531751c53d386c9b36165e9bd9296e341cd849
SHA2569d83e00ddd0f7639edcb57b19dd9daeb0fec212b395531e5d88fea88e7025295
SHA5124f3f001c75d002f639e3465c653978e299693ecb6014ee98b543a55b2c0126ace8e0d1c5ca99ba2937a0be91ec8a699864326c17acc9bed4e86a87088c818f6f