Analysis
- max time kernel
152s - max time network
150s - platform
windows10_x64 - resource
win10v20210408 - submitted
14/08/2021, 08:47
Static task
static1
Behavioral task
behavioral1
Sample
E-Remittance Form_z.TXT.exe
Resource
win7v20210410
Behavioral task
behavioral2
Sample
E-Remittance Form_z.TXT.exe
Resource
win10v20210408
General
- Target E-Remittance Form_z.TXT.exe
- Size 1.4MB
- Sample210814-sr9bd6bjbx
- SHA256 bdade907a458b6c9d2e87af5667c3b8a16aa7804535634ed662b0e07c34f64b1
- MD5 0c3bdc11fd6454bb67da849864170b44
- SHA1 1c925518e075761758a47f677016c95f5e80c92c
- SHA512 b75c5e2967976c5df69b7ad438b9dc26b68accd1fe707575f396b3926e16c99dbf7fd4f30815430e5160461793de9f7897bc2660307f94aa8795a01220b7ad9b
- MD5 SHA1 SHA512
Malware Config
Extracted
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Protocol
smtp
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Host
smtp.yandex.com
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Port
587
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Username
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Password
PLAYBOY@123
Extracted
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hawkeye_reborn
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9.0.1.6
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Protocol
smtp
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Host
smtp.yandex.com
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Port
587
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Username
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Password
PLAYBOY@123
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0afb590f-6441-4e30-9017-486274a19cc9
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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:PLAYBOY@123 _EmailPort:587 _EmailSSL:true _EmailServer:smtp.yandex.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:2880 _MeltFile:false _Mutex:0afb590f-6441-4e30-9017-486274a19cc9 _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
- HawkEye Reborn
HawkEye Reborn is an enhanced version of the HawkEye malware kit.
- M00nd3v_Logger
M00nd3v Logger is a .NET stealer/logger targeting passwords from browsers and email clients.
- M00nD3v Logger Payload 2 IoCs
Detects M00nD3v Logger payload in memory.
resource yara_rule behavioral2/memory/1300-119-0x0000000001100000-0x00000000016E1000-memory.dmp m00nd3v_logger behavioral2/memory/1300-120-0x000000000118B2FE-mapping.dmp m00nd3v_logger - NirSoft MailPassView 4 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/1300-123-0x0000000005D70000-0x0000000005DE2000-memory.dmp MailPassView behavioral2/memory/2508-132-0x0000000000400000-0x000000000041C000-memory.dmp MailPassView behavioral2/memory/2508-133-0x000000000041211A-mapping.dmp MailPassView behavioral2/memory/2508-134-0x0000000000400000-0x000000000041C000-memory.dmp MailPassView - NirSoft WebBrowserPassView 4 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/1300-123-0x0000000005D70000-0x0000000005DE2000-memory.dmp WebBrowserPassView behavioral2/memory/1480-128-0x0000000000400000-0x000000000045B000-memory.dmp WebBrowserPassView behavioral2/memory/1480-129-0x000000000044472E-mapping.dmp WebBrowserPassView behavioral2/memory/1480-130-0x0000000000400000-0x000000000045B000-memory.dmp WebBrowserPassView - Nirsoft 7 IoCs
resource yara_rule behavioral2/memory/1300-123-0x0000000005D70000-0x0000000005DE2000-memory.dmp Nirsoft behavioral2/memory/1480-128-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral2/memory/1480-129-0x000000000044472E-mapping.dmp Nirsoft behavioral2/memory/1480-130-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral2/memory/2508-132-0x0000000000400000-0x000000000041C000-memory.dmp Nirsoft behavioral2/memory/2508-133-0x000000000041211A-mapping.dmp Nirsoft behavioral2/memory/2508-134-0x0000000000400000-0x000000000041C000-memory.dmp Nirsoft - Executes dropped EXE 1 IoCs
pid Process 3748 urdavsa.pif - Uses the VBS compiler for execution 1 TTPs
- 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 14 bot.whatismyipaddress.com - Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 3748 set thread context of 1300 3748 urdavsa.pif 80 PID 1300 set thread context of 1480 1300 RegSvcs.exe 82 PID 1300 set thread context of 2508 1300 RegSvcs.exe 83 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3748 urdavsa.pif 3748 urdavsa.pif 1300 RegSvcs.exe 1300 RegSvcs.exe 1300 RegSvcs.exe 1300 RegSvcs.exe 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 1480 vbc.exe 1480 vbc.exe 3748 urdavsa.pif 3748 urdavsa.pif 1480 vbc.exe 1480 vbc.exe 1480 vbc.exe 1480 vbc.exe 1480 vbc.exe 1480 vbc.exe 1480 vbc.exe 1480 vbc.exe 1480 vbc.exe 1480 vbc.exe 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif 3748 urdavsa.pif - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1300 RegSvcs.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1300 RegSvcs.exe - Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 4060 wrote to memory of 3748 4060 E-Remittance Form_z.TXT.exe 75 PID 4060 wrote to memory of 3748 4060 E-Remittance Form_z.TXT.exe 75 PID 4060 wrote to memory of 3748 4060 E-Remittance Form_z.TXT.exe 75 PID 3748 wrote to memory of 1300 3748 urdavsa.pif 80 PID 3748 wrote to memory of 1300 3748 urdavsa.pif 80 PID 3748 wrote to memory of 1300 3748 urdavsa.pif 80 PID 3748 wrote to memory of 1300 3748 urdavsa.pif 80 PID 3748 wrote to memory of 1300 3748 urdavsa.pif 80 PID 1300 wrote to memory of 1480 1300 RegSvcs.exe 82 PID 1300 wrote to memory of 1480 1300 RegSvcs.exe 82 PID 1300 wrote to memory of 1480 1300 RegSvcs.exe 82 PID 1300 wrote to memory of 1480 1300 RegSvcs.exe 82 PID 1300 wrote to memory of 1480 1300 RegSvcs.exe 82 PID 1300 wrote to memory of 1480 1300 RegSvcs.exe 82 PID 1300 wrote to memory of 1480 1300 RegSvcs.exe 82 PID 1300 wrote to memory of 1480 1300 RegSvcs.exe 82 PID 1300 wrote to memory of 1480 1300 RegSvcs.exe 82 PID 1300 wrote to memory of 2508 1300 RegSvcs.exe 83 PID 1300 wrote to memory of 2508 1300 RegSvcs.exe 83 PID 1300 wrote to memory of 2508 1300 RegSvcs.exe 83 PID 1300 wrote to memory of 2508 1300 RegSvcs.exe 83 PID 1300 wrote to memory of 2508 1300 RegSvcs.exe 83 PID 1300 wrote to memory of 2508 1300 RegSvcs.exe 83 PID 1300 wrote to memory of 2508 1300 RegSvcs.exe 83 PID 1300 wrote to memory of 2508 1300 RegSvcs.exe 83 PID 1300 wrote to memory of 2508 1300 RegSvcs.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\E-Remittance Form_z.TXT.exe"C:\Users\Admin\AppData\Local\Temp\E-Remittance Form_z.TXT.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4060 -
C:\Users\Admin\AppData\Local\Temp\82139548\urdavsa.pif"C:\Users\Admin\AppData\Local\Temp\82139548\urdavsa.pif" rpgc.htg2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3748 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1300 -
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\tmpFD9F.tmp"4⤵
- Suspicious behavior: EnumeratesProcesses
PID:1480
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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\tmp273.tmp"4⤵PID:2508
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