Analysis
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max time kernel
145s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 00:59
Static task
static1
Behavioral task
behavioral1
Sample
technical requirement.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
technical requirement.exe
Resource
win10v2004-20220414-en
General
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Target
technical requirement.exe
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Size
442KB
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MD5
47ee6d7bbfce07dc6ef3534e002583f6
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SHA1
907690f794bd018d8131dd527a8022a24eb91822
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SHA256
f688b463a057afb9a38b9c380035f17579bc1f4b12b8041a5c5f388d11ff9158
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SHA512
aeed898ef3f6cbba61412e3097e3831ffed539afcb7c75635fc7c8215e59c3fbca6a271efa2d50fa73d5684da064b27742e7a39c685f532abff442ce885e57a1
Malware Config
Extracted
Protocol: smtp- Host:
mail.privateemail.com - Port:
587 - Username:
[email protected] - Password:
@damienzy.xyz2240
Extracted
agenttesla
Protocol: smtp- Host:
mail.privateemail.com - Port:
587 - Username:
[email protected] - Password:
@damienzy.xyz2240
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4760-135-0x0000000000400000-0x000000000044E000-memory.dmp family_agenttesla -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
technical requirement.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation technical requirement.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
technical requirement.exedescription pid process target process PID 2628 set thread context of 4760 2628 technical requirement.exe RegSvcs.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 5 IoCs
Processes:
technical requirement.exeRegSvcs.exepid process 2628 technical requirement.exe 2628 technical requirement.exe 2628 technical requirement.exe 4760 RegSvcs.exe 4760 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
technical requirement.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 2628 technical requirement.exe Token: SeDebugPrivilege 4760 RegSvcs.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
RegSvcs.exepid process 4760 RegSvcs.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
technical requirement.exedescription pid process target process PID 2628 wrote to memory of 4384 2628 technical requirement.exe schtasks.exe PID 2628 wrote to memory of 4384 2628 technical requirement.exe schtasks.exe PID 2628 wrote to memory of 4384 2628 technical requirement.exe schtasks.exe PID 2628 wrote to memory of 1332 2628 technical requirement.exe RegSvcs.exe PID 2628 wrote to memory of 1332 2628 technical requirement.exe RegSvcs.exe PID 2628 wrote to memory of 1332 2628 technical requirement.exe RegSvcs.exe PID 2628 wrote to memory of 4760 2628 technical requirement.exe RegSvcs.exe PID 2628 wrote to memory of 4760 2628 technical requirement.exe RegSvcs.exe PID 2628 wrote to memory of 4760 2628 technical requirement.exe RegSvcs.exe PID 2628 wrote to memory of 4760 2628 technical requirement.exe RegSvcs.exe PID 2628 wrote to memory of 4760 2628 technical requirement.exe RegSvcs.exe PID 2628 wrote to memory of 4760 2628 technical requirement.exe RegSvcs.exe PID 2628 wrote to memory of 4760 2628 technical requirement.exe RegSvcs.exe PID 2628 wrote to memory of 4760 2628 technical requirement.exe RegSvcs.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\technical requirement.exe"C:\Users\Admin\AppData\Local\Temp\technical requirement.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jacTmtEj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5D72.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"{path}"2⤵
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp5D72.tmpFilesize
1KB
MD577606b6c7cd13af6b6fdcaa36d84ebe1
SHA1057ad835f8abf3729f5ed7e8da8caed8e8cd9a94
SHA256de128cdcb1c45e71c16687c6929b732e7db29b07b4eaac17ea3c92874668a078
SHA512d6e1c2d9a11fccb68e2faea298108cbeca0e2ec07ffc1d0b44230e376b84d5abc392513ad521e3cf51e2f7f7b811e19af7d0d6fce042b5a2bd4097dcb31b21a2
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memory/1332-133-0x0000000000000000-mapping.dmp
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memory/2628-130-0x00000000750A0000-0x0000000075651000-memory.dmpFilesize
5.7MB
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memory/4384-131-0x0000000000000000-mapping.dmp
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memory/4760-134-0x0000000000000000-mapping.dmp
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memory/4760-135-0x0000000000400000-0x000000000044E000-memory.dmpFilesize
312KB
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memory/4760-136-0x00000000750A0000-0x0000000075651000-memory.dmpFilesize
5.7MB