Analysis
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max time kernel
155s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
20-04-2022 02:11
Static task
static1
Behavioral task
behavioral1
Sample
P.O-00490585693.pdf.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
P.O-00490585693.pdf.exe
Resource
win10v2004-20220414-en
General
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Target
P.O-00490585693.pdf.exe
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Size
570KB
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MD5
d9d9b12977e4df98046692a0a47d4ca9
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SHA1
2d5c0fbf770c944443d52a2b0088e9077001838d
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SHA256
7ca2e77373e52431f89441df57949f8ed73f5d3cf5873f964b4c00446770d5fe
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SHA512
f055dfd784ff1e346d6a4fa759f0e38b1fb80c8086f9b306c7b53eb14e7e2af627fe41eee892d1e5cf2a7f3a2e2801dfbad5fcadf1b69a1b3e56daa505573d0f
Malware Config
Extracted
Protocol: smtp- Host:
mail.unalanguvenlik.com - Port:
587 - Username:
[email protected] - Password:
selection2018
Signatures
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HiveRAT Payload 10 IoCs
Processes:
resource yara_rule behavioral2/memory/1104-136-0x0000000000400000-0x0000000000454000-memory.dmp family_hiverat behavioral2/memory/1104-138-0x0000000000400000-0x0000000000454000-memory.dmp family_hiverat behavioral2/memory/1104-141-0x0000000000400000-0x0000000000454000-memory.dmp family_hiverat behavioral2/memory/1104-142-0x0000000000400000-0x0000000000454000-memory.dmp family_hiverat behavioral2/memory/1104-143-0x0000000000400000-0x0000000000454000-memory.dmp family_hiverat behavioral2/memory/1104-144-0x0000000000400000-0x0000000000454000-memory.dmp family_hiverat behavioral2/memory/1104-148-0x0000000000400000-0x0000000000454000-memory.dmp family_hiverat behavioral2/memory/1104-151-0x0000000000400000-0x0000000000454000-memory.dmp family_hiverat behavioral2/memory/1104-153-0x0000000000400000-0x0000000000454000-memory.dmp family_hiverat behavioral2/memory/1104-152-0x0000000000400000-0x0000000000454000-memory.dmp family_hiverat -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
P.O-00490585693.pdf.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\International\Geo\Nation P.O-00490585693.pdf.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
P.O-00490585693.pdf.exedescription pid process target process PID 4540 set thread context of 1104 4540 P.O-00490585693.pdf.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 6 IoCs
Processes:
P.O-00490585693.pdf.exeRegSvcs.exepid process 4540 P.O-00490585693.pdf.exe 4540 P.O-00490585693.pdf.exe 4540 P.O-00490585693.pdf.exe 4540 P.O-00490585693.pdf.exe 4540 P.O-00490585693.pdf.exe 1104 RegSvcs.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
RegSvcs.exepid process 1104 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
P.O-00490585693.pdf.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 4540 P.O-00490585693.pdf.exe Token: SeDebugPrivilege 1104 RegSvcs.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
P.O-00490585693.pdf.exedescription pid process target process PID 4540 wrote to memory of 1424 4540 P.O-00490585693.pdf.exe schtasks.exe PID 4540 wrote to memory of 1424 4540 P.O-00490585693.pdf.exe schtasks.exe PID 4540 wrote to memory of 1424 4540 P.O-00490585693.pdf.exe schtasks.exe PID 4540 wrote to memory of 1292 4540 P.O-00490585693.pdf.exe RegSvcs.exe PID 4540 wrote to memory of 1292 4540 P.O-00490585693.pdf.exe RegSvcs.exe PID 4540 wrote to memory of 1292 4540 P.O-00490585693.pdf.exe RegSvcs.exe PID 4540 wrote to memory of 3972 4540 P.O-00490585693.pdf.exe RegSvcs.exe PID 4540 wrote to memory of 3972 4540 P.O-00490585693.pdf.exe RegSvcs.exe PID 4540 wrote to memory of 3972 4540 P.O-00490585693.pdf.exe RegSvcs.exe PID 4540 wrote to memory of 1104 4540 P.O-00490585693.pdf.exe RegSvcs.exe PID 4540 wrote to memory of 1104 4540 P.O-00490585693.pdf.exe RegSvcs.exe PID 4540 wrote to memory of 1104 4540 P.O-00490585693.pdf.exe RegSvcs.exe PID 4540 wrote to memory of 1104 4540 P.O-00490585693.pdf.exe RegSvcs.exe PID 4540 wrote to memory of 1104 4540 P.O-00490585693.pdf.exe RegSvcs.exe PID 4540 wrote to memory of 1104 4540 P.O-00490585693.pdf.exe RegSvcs.exe PID 4540 wrote to memory of 1104 4540 P.O-00490585693.pdf.exe RegSvcs.exe PID 4540 wrote to memory of 1104 4540 P.O-00490585693.pdf.exe RegSvcs.exe PID 4540 wrote to memory of 1104 4540 P.O-00490585693.pdf.exe RegSvcs.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\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-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\P.O-00490585693.pdf.exe"C:\Users\Admin\AppData\Local\Temp\P.O-00490585693.pdf.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4540 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oJRcDllTRTGck" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD107.tmp"2⤵
- Creates scheduled task(s)
PID:1424 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"2⤵PID:1292
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"2⤵PID:3972
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1104
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD5100b819ca9f5a6565c7e44f3da76c1fc
SHA10458692abc886d7a05093dd6e55d22c0b72a4eb5
SHA256c027dd44af02222cca3d300cd748d63d086f370306fbcdeacf4bf066e79032bc
SHA512f35d9585dd86c9840c6a833d3deda55bafd9c5738ca2d017fc24a833ecbfbe60c022a968069dd41d8cd1b6a2d29aaf9d38094bea187dcdb8a651c995381c573b