Analysis
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max time kernel
118s -
max time network
89s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 16:23
Static task
static1
Behavioral task
behavioral1
Sample
PO#RFQ-HL51L07.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
PO#RFQ-HL51L07.exe
Resource
win10v2004-20221111-en
General
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Target
PO#RFQ-HL51L07.exe
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Size
634KB
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MD5
0e91382bb8a69d18863e7e10fcc20131
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SHA1
8338d7a2616a04e059d229867874e0d96dc6bb16
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SHA256
e44711216aa35c3dd0be03ce3787c95a6c52388f216cf4d1f2ae6089c6a9e39d
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SHA512
3d56f901284768d764d58cc50b7e08f780ad72acae4be3c834bba60440a862dcc1a83fa2b2c78fd3b8405c34e65c995d3c90ff71cefd93b962e1f024d9cac469
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SSDEEP
12288:QIWNjJ6kAABfUnc4u18qh3Wm99Mixq5JjZ0JRANrS/IfVTVn:YGuUc4QWK9MVJOAQ/GF
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.strictfacilityservices.com - Port:
587 - Username:
[email protected] - Password:
SFS!@#321 - 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
Processes:
PO#RFQ-HL51L07.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO#RFQ-HL51L07.exe Key opened \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO#RFQ-HL51L07.exe Key opened \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO#RFQ-HL51L07.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.
Processes:
flow ioc 5 api.ipify.org 4 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PO#RFQ-HL51L07.exedescription pid process target process PID 1184 set thread context of 2044 1184 PO#RFQ-HL51L07.exe PO#RFQ-HL51L07.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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:
PO#RFQ-HL51L07.exePO#RFQ-HL51L07.exepid process 1184 PO#RFQ-HL51L07.exe 2044 PO#RFQ-HL51L07.exe 2044 PO#RFQ-HL51L07.exe 2044 PO#RFQ-HL51L07.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
PO#RFQ-HL51L07.exePO#RFQ-HL51L07.exedescription pid process Token: SeDebugPrivilege 1184 PO#RFQ-HL51L07.exe Token: SeDebugPrivilege 2044 PO#RFQ-HL51L07.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
PO#RFQ-HL51L07.exepid process 2044 PO#RFQ-HL51L07.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
PO#RFQ-HL51L07.exedescription pid process target process PID 1184 wrote to memory of 1936 1184 PO#RFQ-HL51L07.exe schtasks.exe PID 1184 wrote to memory of 1936 1184 PO#RFQ-HL51L07.exe schtasks.exe PID 1184 wrote to memory of 1936 1184 PO#RFQ-HL51L07.exe schtasks.exe PID 1184 wrote to memory of 1936 1184 PO#RFQ-HL51L07.exe schtasks.exe PID 1184 wrote to memory of 2044 1184 PO#RFQ-HL51L07.exe PO#RFQ-HL51L07.exe PID 1184 wrote to memory of 2044 1184 PO#RFQ-HL51L07.exe PO#RFQ-HL51L07.exe PID 1184 wrote to memory of 2044 1184 PO#RFQ-HL51L07.exe PO#RFQ-HL51L07.exe PID 1184 wrote to memory of 2044 1184 PO#RFQ-HL51L07.exe PO#RFQ-HL51L07.exe PID 1184 wrote to memory of 2044 1184 PO#RFQ-HL51L07.exe PO#RFQ-HL51L07.exe PID 1184 wrote to memory of 2044 1184 PO#RFQ-HL51L07.exe PO#RFQ-HL51L07.exe PID 1184 wrote to memory of 2044 1184 PO#RFQ-HL51L07.exe PO#RFQ-HL51L07.exe PID 1184 wrote to memory of 2044 1184 PO#RFQ-HL51L07.exe PO#RFQ-HL51L07.exe PID 1184 wrote to memory of 2044 1184 PO#RFQ-HL51L07.exe PO#RFQ-HL51L07.exe -
outlook_office_path 1 IoCs
Processes:
PO#RFQ-HL51L07.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO#RFQ-HL51L07.exe -
outlook_win_path 1 IoCs
Processes:
PO#RFQ-HL51L07.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO#RFQ-HL51L07.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PO#RFQ-HL51L07.exe"C:\Users\Admin\AppData\Local\Temp\PO#RFQ-HL51L07.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1184 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mohAdXBpn" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3DEB.tmp"2⤵
- Creates scheduled task(s)
PID:1936 -
C:\Users\Admin\AppData\Local\Temp\PO#RFQ-HL51L07.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2044
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD5dbbb79eb3a6a6112b7a7625d929cceb0
SHA1699610303df3049d77685a48749d9b485ea0b3e9
SHA2562863eecc5cdd3dea85f8a6368a0ffa9033cf4a08d5f5fdd923bd7923ac4eecc1
SHA5125efac13ce175052fd2ff2d2e3d5732e8ed12abffc4bfa7fd69687433f0491d91888e08647726bf8e3be8e91a77fd00b4a7a3c181d971d4cff04e4b67aacf6dda