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
08/12/2023, 02:40
Static task
static1
Behavioral task
behavioral1
Sample
16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe
Resource
win10v2004-20231127-en
General
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Target
16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe
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Size
603KB
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MD5
3552552714e612e9c9bef9c2684b9341
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SHA1
a547d614934e54d862e7d18b31a18cea0227669f
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SHA256
16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc
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SHA512
906bedfd82ae522e8a48a174ce3abfb7eb2cd5b97f77ffb8afe0f85a723e616a61b23568f0abb97b87800a4e90cda0b88a2914c5363daba973acd7c1b9df65b1
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SSDEEP
12288:tBqW3HA+GP0C5vkEFR7LOGJXWSNhScAueH5qzr:t7kJ58EFNWGhvkq
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
kV$bSqJ1 daniel - 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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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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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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe Key opened \REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe Key opened \REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows\CurrentVersion\Run\sOFvE = "C:\\Users\\Admin\\AppData\\Roaming\\sOFvE\\sOFvE.exe" 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2364 set thread context of 2772 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 32 -
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.
pid Process 2696 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 2632 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe Token: SeDebugPrivilege 2772 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe Token: SeDebugPrivilege 2632 powershell.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2364 wrote to memory of 2632 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 28 PID 2364 wrote to memory of 2632 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 28 PID 2364 wrote to memory of 2632 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 28 PID 2364 wrote to memory of 2632 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 28 PID 2364 wrote to memory of 2696 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 30 PID 2364 wrote to memory of 2696 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 30 PID 2364 wrote to memory of 2696 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 30 PID 2364 wrote to memory of 2696 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 30 PID 2364 wrote to memory of 2772 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 32 PID 2364 wrote to memory of 2772 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 32 PID 2364 wrote to memory of 2772 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 32 PID 2364 wrote to memory of 2772 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 32 PID 2364 wrote to memory of 2772 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 32 PID 2364 wrote to memory of 2772 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 32 PID 2364 wrote to memory of 2772 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 32 PID 2364 wrote to memory of 2772 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 32 PID 2364 wrote to memory of 2772 2364 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe 32 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe"C:\Users\Admin\AppData\Local\Temp\16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2364 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\pgmlkvLgopP.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2632
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pgmlkvLgopP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDFE4.tmp"2⤵
- Creates scheduled task(s)
PID:2696
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C:\Users\Admin\AppData\Local\Temp\16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe"C:\Users\Admin\AppData\Local\Temp\16b256209f831283dae3df4c0accba88f2c40181efda89a644e2948bb4d7c8dc.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2772
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5a2779afc02e5c473f5b6ed77f80edb09
SHA13414e72c6398290431aea672ba92eb7e8b7cbcf2
SHA256d342fed0512ec90203fa73383de9a5eeb32fc64141a16183e5534bd5376d05dc
SHA5124659a8cf22bd903d2b143d45f4235ce334c2da4006073090ba70a23d63c3f03f9a1046735a4aed16ba0d7966e5cce9b718ca4608a8e782590701247d899387f5