Analysis
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max time kernel
140s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
21-05-2022 11:54
Static task
static1
Behavioral task
behavioral1
Sample
PO.exe
Resource
win7-20220414-en
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
PO.exe
Resource
win10v2004-20220414-en
windows10-2004_x64
0 signatures
0 seconds
General
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Target
PO.exe
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Size
858KB
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MD5
b7101f066b92686a5dd186ad32519241
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SHA1
26670c4e766fe6b83a8f5c5919dc0aa7bd6fb6a1
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SHA256
6fb8cc78162f87691a1763986603810c1993a9780e6ff1cd772486b21e6274aa
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SHA512
17ed33df324686e423fec2b6fb7b7dbe64b9135f6b5e625553664bdf364bee48fba0399bbe63636d9adb3df6e96bb679225927a1b7d645a747f6528e1bfd9283
Malware Config
Extracted
Family
agenttesla
Credentials
Protocol: smtp- Host:
smtp.millndustries.com - Port:
587 - Username:
[email protected] - Password:
s@X?j9y~sK3g
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/1032-62-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1032-63-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1032-64-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1032-65-0x0000000000446DAE-mapping.dmp family_agenttesla behavioral1/memory/1032-67-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1032-69-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PO.exedescription pid process target process PID 1424 set thread context of 1032 1424 PO.exe MSBuild.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
MSBuild.exepid process 1032 MSBuild.exe 1032 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
MSBuild.exedescription pid process Token: SeDebugPrivilege 1032 MSBuild.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
MSBuild.exepid process 1032 MSBuild.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
PO.exedescription pid process target process PID 1424 wrote to memory of 1032 1424 PO.exe MSBuild.exe PID 1424 wrote to memory of 1032 1424 PO.exe MSBuild.exe PID 1424 wrote to memory of 1032 1424 PO.exe MSBuild.exe PID 1424 wrote to memory of 1032 1424 PO.exe MSBuild.exe PID 1424 wrote to memory of 1032 1424 PO.exe MSBuild.exe PID 1424 wrote to memory of 1032 1424 PO.exe MSBuild.exe PID 1424 wrote to memory of 1032 1424 PO.exe MSBuild.exe PID 1424 wrote to memory of 1032 1424 PO.exe MSBuild.exe PID 1424 wrote to memory of 1032 1424 PO.exe MSBuild.exe -
outlook_office_path 1 IoCs
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\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-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PO.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1424 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1032
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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memory/1032-64-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1032-59-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1032-60-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1032-62-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1032-63-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1032-65-0x0000000000446DAE-mapping.dmp
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memory/1032-67-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1032-69-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1424-55-0x0000000075951000-0x0000000075953000-memory.dmpFilesize
8KB
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memory/1424-56-0x00000000003E0000-0x00000000003F2000-memory.dmpFilesize
72KB
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memory/1424-57-0x0000000000D40000-0x0000000000DA6000-memory.dmpFilesize
408KB
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memory/1424-58-0x0000000000B10000-0x0000000000B5C000-memory.dmpFilesize
304KB
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memory/1424-54-0x0000000001290000-0x000000000136C000-memory.dmpFilesize
880KB