Analysis
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max time kernel
107s -
max time network
146s -
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
5ffa092304491cad053a6793a54daf6328ec2706e7bf1a60d8ff3710f8f926a9.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
5ffa092304491cad053a6793a54daf6328ec2706e7bf1a60d8ff3710f8f926a9.exe
Resource
win10v2004-20220901-en
General
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Target
5ffa092304491cad053a6793a54daf6328ec2706e7bf1a60d8ff3710f8f926a9.exe
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Size
2.3MB
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MD5
dbb050ad76cd0e5067f15cab5745cf12
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SHA1
1ef369e922255369051843441069d04434472ba0
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SHA256
5ffa092304491cad053a6793a54daf6328ec2706e7bf1a60d8ff3710f8f926a9
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SHA512
e0b49ca148c32141094005f465f848013fac76ad19ec46c413996131b0dbe39633c7dabbaf2544145ff8160a61bb1a4bb8e571dbb8c7a32ea2e23d4ff165cd5d
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SSDEEP
24576:cCdxte/80jYLT3U1jfsWarqnTqRZXUBdA4KR+53PUDfQKarhbQOmMQ:dw80cTsjkWaru3sDXarmt
Malware Config
Extracted
hawkeye_reborn
9.0.1.6
Protocol: smtp- Host:
mail.privateemail.com - Port:
587 - Username:
[email protected] - Password:
qwerty123
f820c51f-c4f0-4f09-8430-a5e9ce467fad
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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:qwerty123 _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:f820c51f-c4f0-4f09-8430-a5e9ce467fad _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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resource yara_rule behavioral2/memory/3928-133-0x0000000000400000-0x0000000000490000-memory.dmp m00nd3v_logger -
NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/2220-149-0x0000000000400000-0x000000000041C000-memory.dmp MailPassView behavioral2/memory/2220-151-0x0000000000400000-0x000000000041C000-memory.dmp MailPassView behavioral2/memory/2220-152-0x0000000000400000-0x000000000041C000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 4 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/3532-142-0x0000000000400000-0x000000000045B000-memory.dmp WebBrowserPassView behavioral2/memory/3532-144-0x0000000000400000-0x000000000045B000-memory.dmp WebBrowserPassView behavioral2/memory/3532-145-0x0000000000400000-0x000000000045B000-memory.dmp WebBrowserPassView behavioral2/memory/3532-146-0x0000000000400000-0x000000000045B000-memory.dmp WebBrowserPassView -
Nirsoft 7 IoCs
resource yara_rule behavioral2/memory/3532-142-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral2/memory/3532-144-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral2/memory/3532-145-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral2/memory/3532-146-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral2/memory/2220-149-0x0000000000400000-0x000000000041C000-memory.dmp Nirsoft behavioral2/memory/2220-151-0x0000000000400000-0x000000000041C000-memory.dmp Nirsoft behavioral2/memory/2220-152-0x0000000000400000-0x000000000041C000-memory.dmp Nirsoft -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation 5ffa092304491cad053a6793a54daf6328ec2706e7bf1a60d8ff3710f8f926a9.exe -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description 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.
flow ioc 153 bot.whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 4980 set thread context of 3928 4980 5ffa092304491cad053a6793a54daf6328ec2706e7bf1a60d8ff3710f8f926a9.exe 81 PID 3928 set thread context of 3532 3928 RegAsm.exe 84 PID 3928 set thread context of 2220 3928 RegAsm.exe 85 -
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.
pid Process 4832 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3532 vbc.exe 3532 vbc.exe 3532 vbc.exe 3532 vbc.exe 3532 vbc.exe 3532 vbc.exe 3532 vbc.exe 3532 vbc.exe 3532 vbc.exe 3532 vbc.exe 3532 vbc.exe 3532 vbc.exe 3928 RegAsm.exe 3928 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3928 RegAsm.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3928 RegAsm.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 4980 wrote to memory of 3928 4980 5ffa092304491cad053a6793a54daf6328ec2706e7bf1a60d8ff3710f8f926a9.exe 81 PID 4980 wrote to memory of 3928 4980 5ffa092304491cad053a6793a54daf6328ec2706e7bf1a60d8ff3710f8f926a9.exe 81 PID 4980 wrote to memory of 3928 4980 5ffa092304491cad053a6793a54daf6328ec2706e7bf1a60d8ff3710f8f926a9.exe 81 PID 4980 wrote to memory of 3928 4980 5ffa092304491cad053a6793a54daf6328ec2706e7bf1a60d8ff3710f8f926a9.exe 81 PID 4980 wrote to memory of 3928 4980 5ffa092304491cad053a6793a54daf6328ec2706e7bf1a60d8ff3710f8f926a9.exe 81 PID 4980 wrote to memory of 4832 4980 5ffa092304491cad053a6793a54daf6328ec2706e7bf1a60d8ff3710f8f926a9.exe 82 PID 4980 wrote to memory of 4832 4980 5ffa092304491cad053a6793a54daf6328ec2706e7bf1a60d8ff3710f8f926a9.exe 82 PID 4980 wrote to memory of 4832 4980 5ffa092304491cad053a6793a54daf6328ec2706e7bf1a60d8ff3710f8f926a9.exe 82 PID 3928 wrote to memory of 3532 3928 RegAsm.exe 84 PID 3928 wrote to memory of 3532 3928 RegAsm.exe 84 PID 3928 wrote to memory of 3532 3928 RegAsm.exe 84 PID 3928 wrote to memory of 3532 3928 RegAsm.exe 84 PID 3928 wrote to memory of 3532 3928 RegAsm.exe 84 PID 3928 wrote to memory of 3532 3928 RegAsm.exe 84 PID 3928 wrote to memory of 3532 3928 RegAsm.exe 84 PID 3928 wrote to memory of 3532 3928 RegAsm.exe 84 PID 3928 wrote to memory of 3532 3928 RegAsm.exe 84 PID 3928 wrote to memory of 2220 3928 RegAsm.exe 85 PID 3928 wrote to memory of 2220 3928 RegAsm.exe 85 PID 3928 wrote to memory of 2220 3928 RegAsm.exe 85 PID 3928 wrote to memory of 2220 3928 RegAsm.exe 85 PID 3928 wrote to memory of 2220 3928 RegAsm.exe 85 PID 3928 wrote to memory of 2220 3928 RegAsm.exe 85 PID 3928 wrote to memory of 2220 3928 RegAsm.exe 85 PID 3928 wrote to memory of 2220 3928 RegAsm.exe 85 PID 3928 wrote to memory of 2220 3928 RegAsm.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\5ffa092304491cad053a6793a54daf6328ec2706e7bf1a60d8ff3710f8f926a9.exe"C:\Users\Admin\AppData\Local\Temp\5ffa092304491cad053a6793a54daf6328ec2706e7bf1a60d8ff3710f8f926a9.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4980 -
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:3928 -
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\tmpF7C2.tmp"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:3532
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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\tmpFBEA.tmp"3⤵
- Accesses Microsoft Outlook accounts
PID:2220
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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:4832
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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