Analysis
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max time kernel
90s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 01:36
Static task
static1
Behavioral task
behavioral1
Sample
PMR#RFQ_PRICE.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
PMR#RFQ_PRICE.exe
Resource
win10v2004-20220414-en
General
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Target
PMR#RFQ_PRICE.exe
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Size
470KB
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MD5
564e463d0cbe16ecccae36838683debe
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SHA1
3b6e76c28b673fcc8d2378e9ae3ee7944ad9fc1c
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SHA256
9fb0d4a6cb16d10fc8c584647a21530ec375abf85b5a48d7d7578ebe6dc36f27
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SHA512
19c392bfc97a2cd8d6c07703ccd8c7c182a7ab5e314c60ffa086080c72f3225326648d00b990afe9ea6c7faa030d23fee85a95e32d55cb96793f6e4b13a3afdb
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.pptoursperu.com - Port:
587 - Username:
[email protected] - Password:
mailppt2019-
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/4516-138-0x0000000000400000-0x0000000000450000-memory.dmp family_agenttesla -
Disables Task Manager via registry modification
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Drops file in Drivers directory 1 IoCs
Processes:
RegSvcs.exedescription ioc process File opened for modification C:\Windows\system32\drivers\etc\hosts RegSvcs.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PMR#RFQ_PRICE.exedescription pid process target process PID 2420 set thread context of 4516 2420 PMR#RFQ_PRICE.exe RegSvcs.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1732 4516 WerFault.exe RegSvcs.exe -
Modifies registry key 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
PMR#RFQ_PRICE.exeRegSvcs.exepid process 2420 PMR#RFQ_PRICE.exe 2420 PMR#RFQ_PRICE.exe 2420 PMR#RFQ_PRICE.exe 2420 PMR#RFQ_PRICE.exe 4516 RegSvcs.exe 4516 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
PMR#RFQ_PRICE.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 2420 PMR#RFQ_PRICE.exe Token: SeDebugPrivilege 4516 RegSvcs.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
PMR#RFQ_PRICE.exeRegSvcs.exedescription pid process target process PID 2420 wrote to memory of 4716 2420 PMR#RFQ_PRICE.exe RegSvcs.exe PID 2420 wrote to memory of 4716 2420 PMR#RFQ_PRICE.exe RegSvcs.exe PID 2420 wrote to memory of 4716 2420 PMR#RFQ_PRICE.exe RegSvcs.exe PID 2420 wrote to memory of 1948 2420 PMR#RFQ_PRICE.exe RegSvcs.exe PID 2420 wrote to memory of 1948 2420 PMR#RFQ_PRICE.exe RegSvcs.exe PID 2420 wrote to memory of 1948 2420 PMR#RFQ_PRICE.exe RegSvcs.exe PID 2420 wrote to memory of 4516 2420 PMR#RFQ_PRICE.exe RegSvcs.exe PID 2420 wrote to memory of 4516 2420 PMR#RFQ_PRICE.exe RegSvcs.exe PID 2420 wrote to memory of 4516 2420 PMR#RFQ_PRICE.exe RegSvcs.exe PID 2420 wrote to memory of 4516 2420 PMR#RFQ_PRICE.exe RegSvcs.exe PID 2420 wrote to memory of 4516 2420 PMR#RFQ_PRICE.exe RegSvcs.exe PID 2420 wrote to memory of 4516 2420 PMR#RFQ_PRICE.exe RegSvcs.exe PID 2420 wrote to memory of 4516 2420 PMR#RFQ_PRICE.exe RegSvcs.exe PID 2420 wrote to memory of 4516 2420 PMR#RFQ_PRICE.exe RegSvcs.exe PID 4516 wrote to memory of 4808 4516 RegSvcs.exe REG.exe PID 4516 wrote to memory of 4808 4516 RegSvcs.exe REG.exe PID 4516 wrote to memory of 4808 4516 RegSvcs.exe REG.exe PID 4516 wrote to memory of 516 4516 RegSvcs.exe netsh.exe PID 4516 wrote to memory of 516 4516 RegSvcs.exe netsh.exe PID 4516 wrote to memory of 516 4516 RegSvcs.exe netsh.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\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-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PMR#RFQ_PRICE.exe"C:\Users\Admin\AppData\Local\Temp\PMR#RFQ_PRICE.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
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C:\Windows\SysWOW64\REG.exeREG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f3⤵
- Modifies registry key
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C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4516 -s 15803⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4516 -ip 45161⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/516-142-0x0000000000000000-mapping.dmp
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memory/1948-136-0x0000000000000000-mapping.dmp
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memory/2420-133-0x0000000005230000-0x000000000523A000-memory.dmpFilesize
40KB
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memory/2420-130-0x0000000000800000-0x000000000087C000-memory.dmpFilesize
496KB
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memory/2420-134-0x0000000008BB0000-0x0000000008C4C000-memory.dmpFilesize
624KB
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memory/2420-132-0x00000000052A0000-0x0000000005332000-memory.dmpFilesize
584KB
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memory/2420-131-0x0000000005850000-0x0000000005DF4000-memory.dmpFilesize
5.6MB
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memory/4516-137-0x0000000000000000-mapping.dmp
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memory/4516-138-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/4516-139-0x0000000005C10000-0x0000000005C76000-memory.dmpFilesize
408KB
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memory/4516-141-0x0000000006B80000-0x0000000006BD0000-memory.dmpFilesize
320KB
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memory/4716-135-0x0000000000000000-mapping.dmp
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memory/4808-140-0x0000000000000000-mapping.dmp