Analysis
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max time kernel
60s -
max time network
34s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
28-03-2023 07:24
Static task
static1
Behavioral task
behavioral1
Sample
invoice.pdf.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
invoice.pdf.exe
Resource
win10v2004-20230221-en
General
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Target
invoice.pdf.exe
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Size
791KB
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MD5
083c066431159d98ebffd1788bf43ee9
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SHA1
f0d68ddf58e4143bb14ee41263549c768fb0f181
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SHA256
0447c43cc9d78ef162784c4ae1ce6baa8289f9c159ec6baf735072a93bb51a88
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SHA512
1afa1aa274921cbb4d039b9a1a35aa38d52b2928e22547a6648a78e5a19aaa2e5220e626df245c9b5a483e3ee6d0afc74bac6a03f8c64214dd11eef4b5d14e4a
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SSDEEP
12288:Js1KdJVZz5d20qfcNdJaq5dsr1Z7SVJ2cJ0qSTXyl/ezVXUjlmlJkDLdjSV4AD7t:JsKVZ9fA8sRZoH0qSTXylpjlmMsV4AP
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
logs@modernplesticgoa.com - Password:
JUGCRsm9 - Email To:
logs@modernplesticgoa.com
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
invoice.pdf.exedescription pid process target process PID 1104 set thread context of 808 1104 invoice.pdf.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
invoice.pdf.exepid process 1104 invoice.pdf.exe 1104 invoice.pdf.exe 1104 invoice.pdf.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
invoice.pdf.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 1104 invoice.pdf.exe Token: SeDebugPrivilege 808 RegSvcs.exe -
Suspicious use of WriteProcessMemory 33 IoCs
Processes:
invoice.pdf.exedescription pid process target process PID 1104 wrote to memory of 1160 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1160 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1160 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1160 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1160 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1160 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1160 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1488 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1488 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1488 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1488 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1488 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1488 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1488 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1316 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1316 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1316 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1316 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1316 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1316 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 1316 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 808 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 808 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 808 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 808 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 808 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 808 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 808 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 808 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 808 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 808 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 808 1104 invoice.pdf.exe RegSvcs.exe PID 1104 wrote to memory of 808 1104 invoice.pdf.exe RegSvcs.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\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-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\invoice.pdf.exe"C:\Users\Admin\AppData\Local\Temp\invoice.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\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/808-67-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
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memory/808-60-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
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memory/808-71-0x0000000004DD0000-0x0000000004E10000-memory.dmpFilesize
256KB
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memory/808-70-0x0000000004DD0000-0x0000000004E10000-memory.dmpFilesize
256KB
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memory/808-62-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
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memory/808-69-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
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memory/808-65-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
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memory/808-61-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
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memory/808-64-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/808-63-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
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memory/1104-58-0x0000000005780000-0x000000000582A000-memory.dmpFilesize
680KB
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memory/1104-55-0x0000000004D20000-0x0000000004D60000-memory.dmpFilesize
256KB
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memory/1104-54-0x0000000000A90000-0x0000000000B5C000-memory.dmpFilesize
816KB
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memory/1104-59-0x0000000000660000-0x0000000000692000-memory.dmpFilesize
200KB
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memory/1104-57-0x00000000003E0000-0x00000000003EC000-memory.dmpFilesize
48KB
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memory/1104-56-0x00000000003B0000-0x00000000003D0000-memory.dmpFilesize
128KB