Analysis
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max time kernel
52s -
max time network
51s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
20-05-2022 23:34
Static task
static1
Behavioral task
behavioral1
Sample
Quotation,pdf.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
Quotation,pdf.exe
Resource
win10v2004-20220414-en
General
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Target
Quotation,pdf.exe
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Size
580KB
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MD5
fe0270dc1c0efebf998a7104993e5cca
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SHA1
a7a96b19be0013c72f059fef9114b47fd4e340ef
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SHA256
ff68eaa6d58205bb3474da47a16e02dc8f622c210abaa05318d460a1582ba883
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SHA512
906c5fee16749d4de88430a8e835f5fb6b65384a03cdffd0cf3f7f62245204f6e34d85259443bf25d591d9f1d39fa3ddcc41c7c61509bdc432923c10027c29ce
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.privateemail.com - Port:
587 - Username:
[email protected] - Password:
111aaa
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 6 IoCs
Processes:
resource yara_rule behavioral1/memory/1268-62-0x0000000000400000-0x0000000000450000-memory.dmp family_agenttesla behavioral1/memory/1268-64-0x0000000000400000-0x0000000000450000-memory.dmp family_agenttesla behavioral1/memory/1268-63-0x0000000000400000-0x0000000000450000-memory.dmp family_agenttesla behavioral1/memory/1268-65-0x000000000044A73E-mapping.dmp family_agenttesla behavioral1/memory/1268-67-0x0000000000400000-0x0000000000450000-memory.dmp family_agenttesla behavioral1/memory/1268-69-0x0000000000400000-0x0000000000450000-memory.dmp family_agenttesla -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Quotation,pdf.exedescription pid process target process PID 632 set thread context of 1268 632 Quotation,pdf.exe MSBuild.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
Quotation,pdf.exeMSBuild.exepid process 632 Quotation,pdf.exe 632 Quotation,pdf.exe 1268 MSBuild.exe 1268 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Quotation,pdf.exeMSBuild.exedescription pid process Token: SeDebugPrivilege 632 Quotation,pdf.exe Token: SeDebugPrivilege 1268 MSBuild.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
Quotation,pdf.exedescription pid process target process PID 632 wrote to memory of 1268 632 Quotation,pdf.exe MSBuild.exe PID 632 wrote to memory of 1268 632 Quotation,pdf.exe MSBuild.exe PID 632 wrote to memory of 1268 632 Quotation,pdf.exe MSBuild.exe PID 632 wrote to memory of 1268 632 Quotation,pdf.exe MSBuild.exe PID 632 wrote to memory of 1268 632 Quotation,pdf.exe MSBuild.exe PID 632 wrote to memory of 1268 632 Quotation,pdf.exe MSBuild.exe PID 632 wrote to memory of 1268 632 Quotation,pdf.exe MSBuild.exe PID 632 wrote to memory of 1268 632 Quotation,pdf.exe MSBuild.exe PID 632 wrote to memory of 1268 632 Quotation,pdf.exe MSBuild.exe -
outlook_office_path 1 IoCs
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe -
outlook_win_path 1 IoCs
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Quotation,pdf.exe"C:\Users\Admin\AppData\Local\Temp\Quotation,pdf.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\MSBuild.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- 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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memory/632-54-0x0000000001150000-0x00000000011E8000-memory.dmpFilesize
608KB
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memory/632-55-0x0000000075391000-0x0000000075393000-memory.dmpFilesize
8KB
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memory/632-56-0x00000000002F0000-0x00000000002F8000-memory.dmpFilesize
32KB
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memory/632-57-0x00000000048E0000-0x0000000004958000-memory.dmpFilesize
480KB
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memory/632-58-0x0000000004A00000-0x0000000004A5A000-memory.dmpFilesize
360KB
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memory/1268-59-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/1268-60-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/1268-62-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/1268-64-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/1268-63-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/1268-65-0x000000000044A73E-mapping.dmp
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memory/1268-67-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/1268-69-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB