Analysis
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max time kernel
91s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
29-01-2023 16:28
Static task
static1
Behavioral task
behavioral1
Sample
70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exe
Resource
win10v2004-20220901-en
General
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Target
70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exe
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Size
2.0MB
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MD5
88760fcde74a9dc0178bc59e26f53ce1
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SHA1
98093cae519e505a01e183ad792a9ce327910403
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SHA256
70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb
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SHA512
49bde3132a155301cfeb7a82b251a71154ebd854faefdbd551522e29fb596833fcc38c207e31c7b6ee73ca083abfd322520a68cce80e57ad515b2801fe590cc8
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SSDEEP
24576:Ju6J33O0c+JY5UZ+XC0kGso6FaZQV+44nv5dd2PYFU1KRRZWCYwkaPUbGUDTP/L1:ru0c++OCvkGs9FaGDL8ZFY
Malware Config
Extracted
hawkeye_reborn
9.0.1.6
Protocol: smtp- Host:
mail.privateemail.com - Port:
587 - Username:
[email protected] - Password:
:i7SFpQB]s6N.
47224f6f-581e-4499-ae16-c723a9d4aafc
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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::i7SFpQB]s6N. _EmailPort:587 _EmailSSL:true _EmailServer:mail.privateemail.com _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:47224f6f-581e-4499-ae16-c723a9d4aafc _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:false _SystemInfo:false _Version:9.0.1.6 _WebCamLogger:false _WebsiteBlocker:false _WebsiteVisitor:false _WebsiteVisitorVisible:false _ZoneID:false]
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name
HawkEye Keylogger - Reborn v9, Version=9.0.1.6, 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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Processes:
resource yara_rule behavioral2/memory/5076-133-0x0000000000600000-0x0000000000690000-memory.dmp m00nd3v_logger -
NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/5068-149-0x0000000000400000-0x000000000041C000-memory.dmp MailPassView behavioral2/memory/5068-151-0x0000000000400000-0x000000000041C000-memory.dmp MailPassView behavioral2/memory/5068-152-0x0000000000400000-0x000000000041C000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 4 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/208-142-0x0000000000400000-0x000000000045B000-memory.dmp WebBrowserPassView behavioral2/memory/208-144-0x0000000000400000-0x000000000045B000-memory.dmp WebBrowserPassView behavioral2/memory/208-145-0x0000000000400000-0x000000000045B000-memory.dmp WebBrowserPassView behavioral2/memory/208-146-0x0000000000400000-0x000000000045B000-memory.dmp WebBrowserPassView -
Nirsoft 7 IoCs
Processes:
resource yara_rule behavioral2/memory/208-142-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral2/memory/208-144-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral2/memory/208-145-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral2/memory/208-146-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral2/memory/5068-149-0x0000000000400000-0x000000000041C000-memory.dmp Nirsoft behavioral2/memory/5068-151-0x0000000000400000-0x000000000041C000-memory.dmp Nirsoft behavioral2/memory/5068-152-0x0000000000400000-0x000000000041C000-memory.dmp Nirsoft -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation 70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exe -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
vbc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.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 51 bot.whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exeRegAsm.exedescription pid process target process PID 2556 set thread context of 5076 2556 70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exe RegAsm.exe PID 5076 set thread context of 208 5076 RegAsm.exe vbc.exe PID 5076 set thread context of 5068 5076 RegAsm.exe vbc.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 14 IoCs
Processes:
vbc.exeRegAsm.exepid process 208 vbc.exe 208 vbc.exe 208 vbc.exe 208 vbc.exe 208 vbc.exe 208 vbc.exe 208 vbc.exe 208 vbc.exe 208 vbc.exe 208 vbc.exe 208 vbc.exe 208 vbc.exe 5076 RegAsm.exe 5076 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegAsm.exedescription pid process Token: SeDebugPrivilege 5076 RegAsm.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
RegAsm.exepid process 5076 RegAsm.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exeRegAsm.exedescription pid process target process PID 2556 wrote to memory of 5076 2556 70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exe RegAsm.exe PID 2556 wrote to memory of 5076 2556 70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exe RegAsm.exe PID 2556 wrote to memory of 5076 2556 70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exe RegAsm.exe PID 2556 wrote to memory of 5076 2556 70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exe RegAsm.exe PID 2556 wrote to memory of 5076 2556 70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exe RegAsm.exe PID 2556 wrote to memory of 1448 2556 70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exe schtasks.exe PID 2556 wrote to memory of 1448 2556 70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exe schtasks.exe PID 2556 wrote to memory of 1448 2556 70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exe schtasks.exe PID 5076 wrote to memory of 208 5076 RegAsm.exe vbc.exe PID 5076 wrote to memory of 208 5076 RegAsm.exe vbc.exe PID 5076 wrote to memory of 208 5076 RegAsm.exe vbc.exe PID 5076 wrote to memory of 208 5076 RegAsm.exe vbc.exe PID 5076 wrote to memory of 208 5076 RegAsm.exe vbc.exe PID 5076 wrote to memory of 208 5076 RegAsm.exe vbc.exe PID 5076 wrote to memory of 208 5076 RegAsm.exe vbc.exe PID 5076 wrote to memory of 208 5076 RegAsm.exe vbc.exe PID 5076 wrote to memory of 208 5076 RegAsm.exe vbc.exe PID 5076 wrote to memory of 5068 5076 RegAsm.exe vbc.exe PID 5076 wrote to memory of 5068 5076 RegAsm.exe vbc.exe PID 5076 wrote to memory of 5068 5076 RegAsm.exe vbc.exe PID 5076 wrote to memory of 5068 5076 RegAsm.exe vbc.exe PID 5076 wrote to memory of 5068 5076 RegAsm.exe vbc.exe PID 5076 wrote to memory of 5068 5076 RegAsm.exe vbc.exe PID 5076 wrote to memory of 5068 5076 RegAsm.exe vbc.exe PID 5076 wrote to memory of 5068 5076 RegAsm.exe vbc.exe PID 5076 wrote to memory of 5068 5076 RegAsm.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exe"C:\Users\Admin\AppData\Local\Temp\70947b143691d14f7792db1ea2cc3579d873ef158b71c4b382b1e25e16a87ebb.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2556 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5076 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmp1F.tmp"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:208
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmp437.tmp"3⤵
- Accesses Microsoft Outlook accounts
PID:5068
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\SysWOW64\schtasks.exe" /create /tn /tr "C:\Users\Admin\RegAsm\RegAsm.exe" /sc minute /mo 1 /F2⤵
- Creates scheduled task(s)
PID:1448
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
4KB
MD5952a930b9fe70f809a67cb4e765c9448
SHA17e6c235246cc1be14d8a01ee7688a2a2471d44c9
SHA256bd8156713974af3003c418302d3647fa84f62836fe83613c05e8bc40cb06a867
SHA51210d12f2412fd2cb9ecf47cccd0261b17d9a3323957602c06795c4b2244306837d0a979ec6e552dc023ee81719ebcb9455bdb6f9d44f07788664994d1498452fb