Analysis
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max time kernel
51s -
max time network
51s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
19-06-2024 11:44
Static task
static1
Behavioral task
behavioral1
Sample
PO-07172484.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
PO-07172484.exe
Resource
win10v2004-20240508-en
General
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Target
PO-07172484.exe
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Size
879KB
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MD5
6ac757dcefc7993df00cff137458b643
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SHA1
056f655dee89d1d0939c27f3acf803d5f9c3f446
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SHA256
8ad4cfc5910c7367a8d9e92d4a1ebbb02b659abef458d8ee765ac09e3e46a484
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SHA512
fc7088dd68a1e1430cba2db998c7f4e1f5d2ba38ff22bca6e5d492e430dfee6fe5493218c6a9522b35538bc7e89d647bb3f32e19e569f4cdc23a1f076c01b9d0
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SSDEEP
12288:KueZmVKC5H2kbS89M+w53L4WfI6QJu8wR0LiBYhnWcHuIYVPeUxfc81:kt4qe0DwhWrIYVPeU
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.mbarieservicesltd.com - Port:
587 - Username:
[email protected] - Password:
*o9H+18Q4%;M - 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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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
PO-07172484.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation PO-07172484.exe -
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
Processes:
PO-07172484.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO-07172484.exe Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO-07172484.exe Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO-07172484.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PO-07172484.exedescription pid Process procid_target PID 1744 set thread context of 3796 1744 PO-07172484.exe 89 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
PO-07172484.exepowershell.exepid Process 1744 PO-07172484.exe 1744 PO-07172484.exe 1988 powershell.exe 1988 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
PO-07172484.exePO-07172484.exepowershell.exedescription pid Process Token: SeDebugPrivilege 1744 PO-07172484.exe Token: SeDebugPrivilege 3796 PO-07172484.exe Token: SeDebugPrivilege 1988 powershell.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
PO-07172484.exedescription pid Process procid_target PID 1744 wrote to memory of 1988 1744 PO-07172484.exe 86 PID 1744 wrote to memory of 1988 1744 PO-07172484.exe 86 PID 1744 wrote to memory of 1988 1744 PO-07172484.exe 86 PID 1744 wrote to memory of 3380 1744 PO-07172484.exe 87 PID 1744 wrote to memory of 3380 1744 PO-07172484.exe 87 PID 1744 wrote to memory of 3380 1744 PO-07172484.exe 87 PID 1744 wrote to memory of 3796 1744 PO-07172484.exe 89 PID 1744 wrote to memory of 3796 1744 PO-07172484.exe 89 PID 1744 wrote to memory of 3796 1744 PO-07172484.exe 89 PID 1744 wrote to memory of 3796 1744 PO-07172484.exe 89 PID 1744 wrote to memory of 3796 1744 PO-07172484.exe 89 PID 1744 wrote to memory of 3796 1744 PO-07172484.exe 89 PID 1744 wrote to memory of 3796 1744 PO-07172484.exe 89 PID 1744 wrote to memory of 3796 1744 PO-07172484.exe 89 -
outlook_office_path 1 IoCs
Processes:
PO-07172484.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO-07172484.exe -
outlook_win_path 1 IoCs
Processes:
PO-07172484.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO-07172484.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PO-07172484.exe"C:\Users\Admin\AppData\Local\Temp\PO-07172484.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1744 -
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\PO-07172484.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1988
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C:\Users\Admin\AppData\Local\Temp\PO-07172484.exe"C:\Users\Admin\AppData\Local\Temp\PO-07172484.exe"2⤵PID:3380
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C:\Users\Admin\AppData\Local\Temp\PO-07172484.exe"C:\Users\Admin\AppData\Local\Temp\PO-07172484.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3796
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5639fa726aea13a708f1b5d2082e8e2bf
SHA19b1fdf6bf4611bc52b26efa773b8320da361bf44
SHA256baf126d1a6c367f6092023d3f3b5c26852916cc243476fb0c038033a66462e4a
SHA512ef1d99af8c8d962f3e61efead88648c57088f067fcdd10b300363f8e1887b3f77d709625b5a0ace78ee2f69187a8919d70769247981a43bb81b90ffd86f87366
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82