Analysis
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max time kernel
121s -
max time network
129s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system -
submitted
01-12-2023 10:05
Static task
static1
Behavioral task
behavioral1
Sample
payment overdue (2).exe
Resource
win7-20231023-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 1976 set thread context of 2540 1976 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 2732 powershell.exe 2604 powershell.exe 2540 RegSvcs.exe 2540 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
powershell.exepowershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 2732 powershell.exe Token: SeDebugPrivilege 2604 powershell.exe Token: SeDebugPrivilege 2540 RegSvcs.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
payment overdue (2).exedescription pid process target process PID 1976 wrote to memory of 2604 1976 payment overdue (2).exe powershell.exe PID 1976 wrote to memory of 2604 1976 payment overdue (2).exe powershell.exe PID 1976 wrote to memory of 2604 1976 payment overdue (2).exe powershell.exe PID 1976 wrote to memory of 2604 1976 payment overdue (2).exe powershell.exe PID 1976 wrote to memory of 2732 1976 payment overdue (2).exe powershell.exe PID 1976 wrote to memory of 2732 1976 payment overdue (2).exe powershell.exe PID 1976 wrote to memory of 2732 1976 payment overdue (2).exe powershell.exe PID 1976 wrote to memory of 2732 1976 payment overdue (2).exe powershell.exe PID 1976 wrote to memory of 2764 1976 payment overdue (2).exe schtasks.exe PID 1976 wrote to memory of 2764 1976 payment overdue (2).exe schtasks.exe PID 1976 wrote to memory of 2764 1976 payment overdue (2).exe schtasks.exe PID 1976 wrote to memory of 2764 1976 payment overdue (2).exe schtasks.exe PID 1976 wrote to memory of 2540 1976 payment overdue (2).exe RegSvcs.exe PID 1976 wrote to memory of 2540 1976 payment overdue (2).exe RegSvcs.exe PID 1976 wrote to memory of 2540 1976 payment overdue (2).exe RegSvcs.exe PID 1976 wrote to memory of 2540 1976 payment overdue (2).exe RegSvcs.exe PID 1976 wrote to memory of 2540 1976 payment overdue (2).exe RegSvcs.exe PID 1976 wrote to memory of 2540 1976 payment overdue (2).exe RegSvcs.exe PID 1976 wrote to memory of 2540 1976 payment overdue (2).exe RegSvcs.exe PID 1976 wrote to memory of 2540 1976 payment overdue (2).exe RegSvcs.exe PID 1976 wrote to memory of 2540 1976 payment overdue (2).exe RegSvcs.exe PID 1976 wrote to memory of 2540 1976 payment overdue (2).exe RegSvcs.exe PID 1976 wrote to memory of 2540 1976 payment overdue (2).exe RegSvcs.exe PID 1976 wrote to memory of 2540 1976 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:1976 -
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:2604 -
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:2732 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fiozYLdPAfrHi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD069.tmp"2⤵
- Creates scheduled task(s)
PID:2764 -
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:2540
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD516504db898dfb24867b3325eac5ad6e1
SHA19a49e16ff83498fcde8c8e9dc1b3f8b4fb12f78f
SHA2567d9d21d5a9d343c8ae97cc5f920762af52e9148f7ee0654d213f49296e45293c
SHA5126d331903df1cbb53fd15555cad5c075121db02727f8fcc4ba20530901f6dbe01a182c8df16db869d10f0122e3d3af233ca55752c62e5b41d6a7e40cd41c8c961
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\A0QKXEBW2QH0Y1G5ULCX.temp
Filesize7KB
MD5de48651941830170c950da71ce6b80ec
SHA1d3ebce0ba3f129417f2b841e88c56a92113a6199
SHA2567ffbf71c5b7ec85ac1983817c48db99312cb69d2fc70bb1622ee82e97d6fdfae
SHA512d71789825abd0603f27b7253f91eb3f24337edce91c2521927aabae17123e2f45dcba41194d18a8abf4a9a5982eb14571ac21157ecc9927a35e1ed4774a886a9
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD5de48651941830170c950da71ce6b80ec
SHA1d3ebce0ba3f129417f2b841e88c56a92113a6199
SHA2567ffbf71c5b7ec85ac1983817c48db99312cb69d2fc70bb1622ee82e97d6fdfae
SHA512d71789825abd0603f27b7253f91eb3f24337edce91c2521927aabae17123e2f45dcba41194d18a8abf4a9a5982eb14571ac21157ecc9927a35e1ed4774a886a9