Analysis
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max time kernel
136s -
max time network
146s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
05-02-2022 13:01
Static task
static1
Behavioral task
behavioral1
Sample
LATEST PRECAUTIONARY MEASURES_pdf.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
LATEST PRECAUTIONARY MEASURES_pdf.exe
Resource
win10v2004-en-20220113
General
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Target
LATEST PRECAUTIONARY MEASURES_pdf.exe
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Size
449KB
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MD5
361b4920c1e7f6804609f9a1493ba6df
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SHA1
d0f7243729e2734287e627527ff17a597c72b6d1
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SHA256
fa933a52aefddd4d8afc31c031c7e2e2fe18a8e64caec310b0ea1a7ea2fe744f
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SHA512
748428dd8d0f2d6e151a3c29366a3913466db6245aa6976ab84ff60c00efbf3641aea02380d93949b954aa96d6f388be7173f1901e8415b5d89655c92d87d915
Malware Config
Extracted
hawkeye_reborn
10.1.2.2
Protocol: smtp- Host:
mail.nabf.com.au - Port:
25 - Username:
[email protected] - Password:
r%cd3=De!F8)?Q.VuK
1c299e71-7ecf-419a-8954-88ba5287d725
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fields
map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:r%cd3=De!F8)?Q.VuK _EmailPort:25 _EmailSSL:true _EmailServer:mail.nabf.com.au _EmailUsername:[email protected] _ExecutionDelay:10 _FTPPort:0 _FTPSFTP:false _FakeMessageIcon:0 _FakeMessageShow:false _FileBinder:false _HideFile:false _HistoryCleaner:false _Install:false _InstallLocation:0 _InstallStartup:false _InstallStartupPersistance:false _KeyStrokeLogger:true _LogInterval:10 _MeltFile:false _Mutex:1c299e71-7ecf-419a-8954-88ba5287d725 _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:false _SystemInfo:false _Version:10.1.2.2 _WebCamLogger:false _WebsiteBlocker:false _WebsiteVisitor:false _WebsiteVisitorVisible:false _ZoneID:false]
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name
HawkEye Keylogger - RebornX, Version=10.1.2.2, Culture=neutral, PublicKeyToken=null
Signatures
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HawkEye Reborn
HawkEye Reborn is an enhanced version of the HawkEye malware kit.
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M00nd3v_Logger
M00nd3v Logger is a .NET stealer/logger targeting passwords from browsers and email clients.
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M00nD3v Logger Payload 4 IoCs
Detects M00nD3v Logger payload in memory.
Processes:
resource yara_rule behavioral1/memory/1700-74-0x0000000000400000-0x0000000000490000-memory.dmp m00nd3v_logger behavioral1/memory/1700-75-0x0000000000400000-0x0000000000490000-memory.dmp m00nd3v_logger behavioral1/memory/1700-76-0x0000000000400000-0x0000000000490000-memory.dmp m00nd3v_logger behavioral1/memory/1700-77-0x0000000000400000-0x0000000000490000-memory.dmp m00nd3v_logger -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 bot.whatismyipaddress.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
installutil.exedescription pid process target process PID 1180 set thread context of 1700 1180 installutil.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 4 IoCs
Processes:
installutil.exepowershell.exeRegSvcs.exepid process 1180 installutil.exe 724 powershell.exe 1700 RegSvcs.exe 1700 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
LATEST PRECAUTIONARY MEASURES_pdf.exeinstallutil.exepowershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 1604 LATEST PRECAUTIONARY MEASURES_pdf.exe Token: SeDebugPrivilege 1180 installutil.exe Token: SeDebugPrivilege 724 powershell.exe Token: SeDebugPrivilege 1700 RegSvcs.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
RegSvcs.exepid process 1700 RegSvcs.exe -
Suspicious use of WriteProcessMemory 27 IoCs
Processes:
LATEST PRECAUTIONARY MEASURES_pdf.exeinstallutil.exedescription pid process target process PID 1604 wrote to memory of 1180 1604 LATEST PRECAUTIONARY MEASURES_pdf.exe installutil.exe PID 1604 wrote to memory of 1180 1604 LATEST PRECAUTIONARY MEASURES_pdf.exe installutil.exe PID 1604 wrote to memory of 1180 1604 LATEST PRECAUTIONARY MEASURES_pdf.exe installutil.exe PID 1604 wrote to memory of 1180 1604 LATEST PRECAUTIONARY MEASURES_pdf.exe installutil.exe PID 1604 wrote to memory of 1180 1604 LATEST PRECAUTIONARY MEASURES_pdf.exe installutil.exe PID 1604 wrote to memory of 1180 1604 LATEST PRECAUTIONARY MEASURES_pdf.exe installutil.exe PID 1604 wrote to memory of 1180 1604 LATEST PRECAUTIONARY MEASURES_pdf.exe installutil.exe PID 1180 wrote to memory of 724 1180 installutil.exe powershell.exe PID 1180 wrote to memory of 724 1180 installutil.exe powershell.exe PID 1180 wrote to memory of 724 1180 installutil.exe powershell.exe PID 1180 wrote to memory of 724 1180 installutil.exe powershell.exe PID 1180 wrote to memory of 572 1180 installutil.exe schtasks.exe PID 1180 wrote to memory of 572 1180 installutil.exe schtasks.exe PID 1180 wrote to memory of 572 1180 installutil.exe schtasks.exe PID 1180 wrote to memory of 572 1180 installutil.exe schtasks.exe PID 1180 wrote to memory of 1700 1180 installutil.exe RegSvcs.exe PID 1180 wrote to memory of 1700 1180 installutil.exe RegSvcs.exe PID 1180 wrote to memory of 1700 1180 installutil.exe RegSvcs.exe PID 1180 wrote to memory of 1700 1180 installutil.exe RegSvcs.exe PID 1180 wrote to memory of 1700 1180 installutil.exe RegSvcs.exe PID 1180 wrote to memory of 1700 1180 installutil.exe RegSvcs.exe PID 1180 wrote to memory of 1700 1180 installutil.exe RegSvcs.exe PID 1180 wrote to memory of 1700 1180 installutil.exe RegSvcs.exe PID 1180 wrote to memory of 1700 1180 installutil.exe RegSvcs.exe PID 1180 wrote to memory of 1700 1180 installutil.exe RegSvcs.exe PID 1180 wrote to memory of 1700 1180 installutil.exe RegSvcs.exe PID 1180 wrote to memory of 1700 1180 installutil.exe RegSvcs.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\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-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\LATEST PRECAUTIONARY MEASURES_pdf.exe"C:\Users\Admin\AppData\Local\Temp\LATEST PRECAUTIONARY MEASURES_pdf.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1604 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe" /logtoconsole=false /logfile= /u "C:\Users\Admin\AppData\Local\Temp\LATEST PRECAUTIONARY MEASURES_pdf.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1180 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" Get-MpPreference -verbose3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:724 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WkGggWLmOAqiZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1257.tmp"3⤵
- Creates scheduled task(s)
PID:572 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1700
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
55cc3c5965b916cc1e28fe1146395565
SHA152386dc0886f2914edf2d199cd7fbb1fea1449ea
SHA256aac2fca48130676e4c01d4c5d0856312722848457862b5f45660306cd05d7745
SHA512aa995865384df86f96722e2f23d53eb79353bfbbcc68f97a4f5efcea59f0a864830ae0b27a396d5d631e67e33a78b49367fc0c80cd44c2fa2c671d43bb18e286